1 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
3 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
4 __fixunssfDI): Make return type unsigned.
5 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
6 __fixunssfDI): Make return type unsigned.
8 2007-11-05 Jakub Jelinek <jakub@redhat.com>
10 PR tree-optimization/33856
11 * tree-data-ref.c (get_references_in_stmt): Don't add
12 REFERENCE_CLASS_P trees to references vector if get_base_address
15 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
17 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
19 2007-11-04 Andrew Pinski <pinskia@gmail.com>
22 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
23 for TRUTH_NOT_EXPR to type.
25 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
27 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
29 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
32 * dwarf2out.c (add_calling_convention_attribute): Change
33 second argument. Set calling convention to DW_CC_program for
35 (gen_subprogram_die): Adjust to new prototype for
36 add_calling_convention_attribute.
38 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
40 PR tree-optimization/33987
41 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
43 (vectorizable_reduction): Add type check.
45 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
48 * c-parser.c (c_parser_statement_after_labels): Error if a
49 declaration is parsed after a label.
51 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
54 * reorg.c (emit_delay_sequence): Do not clear the locator on
57 2007-11-03 Jakub Jelinek <jakub@redhat.com>
60 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
63 2007-11-02 Jakub Jelinek <jakub@redhat.com>
65 * config/ia64/ia64.c (struct reg_write_state): Change into
66 unsigned short bitfields rather than unsigned int, decrease
67 first_pred to just 10 bits.
68 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
70 (rws_insn_set, rws_insn_test): New functions.
71 (in_safe_group_barrier): New variable.
72 (rws_update): Remove first argument, always set rws_sum array.
73 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
74 or update rws_sum if !in_safe_group_barrier, adjust rws_update
76 (rtx_needs_barrier): Use rws_insn_test macro.
77 (safe_group_barrier_needed): Don't save/restore rws_sum array,
78 instead set/clear in_safe_group_barrier flag.
80 2007-11-02 Bob Wilson <bob.wilson@acm.org>
82 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
83 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
84 pointer or frame pointer.
85 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
86 (MUST_USE_SJLJ_EXCEPTIONS): Define.
87 (DWARF2_UNWIND_INFO): Define.
88 (INCOMING_RETURN_ADDR_RTX): Define.
89 (DWARF_FRAME_RETURN_COLUMN): Define.
91 2007-11-02 Tom Tromey <tromey@redhat.com>
93 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
96 2007-11-02 Diego Novillo <dnovillo@google.com>
98 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
99 argument from function pointer ANALYZE_EXPR. Update all
101 * cgraph.c (debug_cgraph_node): New.
104 2007-11-02 Jakub Jelinek <jakub@redhat.com>
106 PR rtl-optimization/33648
107 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
108 the newly created basic block.
110 2007-11-01 Richard Guenther <rguenther@suse.de>
112 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
114 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
116 PR rtl-optimization/33828
117 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
120 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
122 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
123 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
124 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
126 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
128 * gcc.c (getenv_spec_function): Escape the environment variable's
131 2007-11-01 Janis Johnson <janis187@us.ibm.com>
133 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
134 show that CSE means common subexpression elimination. Change wording
135 for -fsee and define LCM. Remove capitalization of optimizations
136 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
138 2007-11-01 Janis Johnson <janis187@us.ibm.com>
141 * doc/sourcebuild.texi (Test Directives): Document that xfail
142 has no effect for dg-do except when dg-do-what is "run".
144 2007-11-01 Tom Tromey <tromey@redhat.com>
146 * c-decl.c (grokdeclarator): Set decl source locations.
147 * c-parser.c (c_parser_enum_specifier): Set location.
148 (c_parser_struct_or_union_specifier): Likewise.
150 2007-11-01 Tom Tromey <tromey@redhat.com>
152 * print-tree.c (print_node): Print column number.
154 2007-11-01 Jakub Jelinek <jakub@redhat.com>
157 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
158 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
159 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
161 PR rtl-optimization/33673
162 * gcse.c (cprop_jump): If a conditional jump has been optimized
163 into unconditional jump, make the remaining normal edge fallthru
164 and delete the jump insn.
166 2007-11-01 Ben Elliston <bje@au.ibm.com>
168 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
169 (set_mem_attrs_from_reg): Likewise.
171 2007-11-01 Michael Matz <matz@suse.de>
173 PR tree-optimization/33961
174 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
175 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
176 (add_or_mark_expr): New argument 'store', using it to search
178 (nt_init_block): Adjust calls to add_or_mark_expr.
180 2007-10-31 Jakub Jelinek <jakub@redhat.com>
183 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
184 for the first push_operand.
186 2007-10-31 Revital Eres <eres@il.ibm.com>
188 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
189 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
190 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
191 movmisalignv2sf, vcondv2sf): New.
192 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
193 UNSPEC_EXTODD_V2SF): Define new constants.
194 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
195 paired_emit_vector_cond_expr): New.
196 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
197 * config/rs6000/rs6000.c (paired_expand_vector_move,
198 paired_emit_vector_cond_expr, paired_emit_vector_compare):
200 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
202 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
204 PR tree-optimization/32377
205 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
206 work also for unknown number of iterations.
207 (analyze_subscript_affine_affine): Clean up. Don't fail when the
208 number of iterations is not known.
210 2007-10-31 Richard Guenther <rguenther@suse.de>
213 * fold-const.c (extract_muldiv_1): Make sure to not introduce
214 new undefined integer overflow.
215 (fold_binary): Avoid useless conversion.
217 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
220 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
223 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
225 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
227 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
228 with -mhard-dfp/-mno-hard-dfp.
229 * config/s390/s390.opt: Likewise.
230 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
233 2007-10-30 Janis Johnson <janis187@us.ibm.com>
235 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
237 2007-10-30 Janis Johnson <janis187@us.ibm.com>
239 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
240 optimization options.
241 (Optimize Options): Add -fdce and -fdse to the list of optimizations
242 enabled by -O. Document -fdce and -fdse.
244 2007-10-30 Jakub Jelinek <jakub@redhat.com>
247 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
248 convert second operand of COMPOUND_EXPR to the original type of
251 2007-10-30 Richard Guenther <rguenther@suse.de>
253 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
254 of loop adding SFTs as virtual operands.
256 2007-10-30 Richard Guenther <rguenther@suse.de>
258 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
260 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
262 PR tree-optimization/32893
263 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
264 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
266 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
268 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
270 (sub_ddmmss): Likewise.
271 (umul_ppmm): Likewise.
272 (udiv_qrnnd): Likewise.
274 2007-10-29 Janis Johnson <janis187@us.ibm.com>
277 * doc/sourcebuild.texi (Test Directives): Document that dg-require
278 directives must come before dg-additional-sources.
280 2007-10-29 Jakub Jelinek <jakub@redhat.com>
282 PR tree-optimization/33723
283 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
284 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
286 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
288 PR tree-optimization/33614
289 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
290 if they can't be reduced to VECTOR_CSTs and aren't legitimate
291 initializer constants.
293 2007-10-29 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/33870
296 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
297 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
300 2007-10-29 Richard Guenther <rguenther@suse.de>
302 * passes.c (init_optimization_passes): Exchange store_copy_prop
304 * tree-pass.h (pass_store_copy_prop): Remove.
305 * tree-ssa-copy.c (do_store_copy_prop): Remove.
306 (stmt_may_generate-copy): Do not handle store_copy_prop.
307 (get_copy_of_val): Likewise.
308 (set_copy_of_val): Likewise.
309 (copy_prop_visit_assignment): Likewise.
310 (copy_prop_visit_stmt): Likewise.
311 (copy_prop_visit_phi_node): Likewise.
312 (init_copy_prop): Likewise.
313 (execute_copy_prop): Likewise.
314 (do_copy_prop): Remove.
315 (gate_store_copy_prop): Likewise.
316 (store_copy_prop): Likewise.
317 (pass_store_copy_prop): Likewise.
318 (pass_copy_prop): Call execute_copy_prop.
319 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
320 * common.opt (ftree-store-copy-prop): Mark obsolete.
321 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
323 2007-10-29 Ian Lance Taylor <iant@google.com>
325 * ifcvt.c (noce_can_store_speculate_p): New static function.
326 (noce_process_if_block): Call it.
327 (if_convert): Remove recompute_dominance parameter. Change all
330 2007-10-29 Richard Guenther <rguenther@suse.de>
332 * tree-flow-inline.h (get_subvar_at): Use binary search.
333 (get_first_overlapping_subvar): New function to binary search
334 for the first overlapping subvar.
335 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
336 just handle adding subvars for a pointed-to subvar. Optimize
337 and use get_first_overlapping_subvar.
338 (add_vars_for_bitmap): Fold into single caller.
339 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
340 and non pointed-to bits of add_vars_for_offset.
342 2007-10-29 Revital Eres <eres@il.ibm.com>
344 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
346 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
347 Zdenek Dvorak <ook@ucw.cz>
350 reduction support for automatic parallelization.
352 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
354 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
355 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
356 and OMP_ATOMIC_STORE.
357 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
358 * gimple-low.c (lower_stmt): Same.
359 * gimplify.c (gimplify_expr): Same.
360 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
361 gimplify_omp_atomic_mutex): Remove.
362 (gimplify_omp_atomic): Change it to simply gimplify the
363 statement instead of expanding it.
364 * omp-low.c: Add includes to optabs.h, cfgloop.h.
365 (expand_omp_atomic, expand_omp_atomic_pipeline,
366 goa_stabilize_expr, expand_omp_atomic_mutex,
367 expand_omp_atomic_fetch_op): New functions to implement
368 expansion of OMP_ATOMIC.
369 (expand_omp, build_omp_regions_1): Add support for
370 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
371 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
373 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
375 * tree-parloops.c: add include to tree-vectorizer.h.
376 (reduction_info): New structure for reduction.
377 (reduction_list): New list to represent list of reductions per loop.
378 (struct data_arg): New helper structure for reduction.
379 (reduction_info_hash, reduction_info_eq, reduction_phi,
380 initialize_reductions, create_call_for_reduction,
381 create_phi_for_local_result, create_call_for_reduction_1,
382 create_loads_for_reductions, create_final_loads_for_reduction):
384 (loop_parallel_p): Identify reductions, add reduction_list parameter.
385 (separate_decls_in_loop_name): Support reduction variables.
386 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
387 call create_loads_for_reduction for each reduction.
388 (canonicalize_loop_ivs): Identify reductions, add reduction_list
390 (transform_to_exit_first_loop): Add reduction support, add
391 reduction_list parameter.
392 (gen_parallel_loop): Add reduction_list parameter. Add call
393 separate_decls_in_loop with
394 the new argument. Traverse reductions and call
395 initialize_reductions, create_call_for_reduction.
396 (parallelize_loops): Create and delete the reduction list.
397 (add_field_for_name): Change use of data parameter. Add fields for
399 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
400 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
401 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
402 * tree-inline.c (estimate_num_insns_1): add cases for
403 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
404 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
405 * tree-ssa-operands.c (get_addr_dereference_operands):
406 New function. Subroutine of get_indirect_ref_operands.
407 (get_indirect_ref_operands): Call get_addr_dereference_operands.
408 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
411 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
413 * config/cris/cris.c: Include df.h.
414 (cris_address_cost): Add gcc_assert for canonicalization
415 assumptions. For PLUS with MULT or register, correct
416 test for register in other arm. Tweak comments.
418 2007-10-28 Richard Guenther <rguenther@suse.de>
420 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
421 telling if the var is to be treated as points-to location.
422 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
423 (add_virtual_operand): Only recurse into MPTs if aliases
426 2007-10-28 Richard Guenther <rguenther@suse.de>
428 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
429 (add_vars_for_bitmap): Do not recurse further. Only add vars
431 (add_virtual_operand): Re-instantiate loop to add operands for
432 aliases. Recurse into MPTs.
433 (get_indirect_ref_operands): If we fall back to use a pointers
434 SMT, make sure to not prune based on the access offset and size.
436 2007-10-28 Andrew Pinski <pinskia@gmail.com>
439 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
440 the eh information on the statement.
442 2007-10-28 Richard Guenther <rguenther@suse.de>
444 * tree-flow.h (subvar_t): Make it a VEC.
445 (struct subvar): Remove.
446 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
447 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
449 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
450 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
451 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
452 (set_initial_properties): Likewise.
453 (setup_pointers_and_addressables): Likewise.
454 (new_type_alias): Likewise.
455 (create_overlap_variables_for): Likewise.
456 * tree-dfa.c (dump_subvars_for): Likewise.
457 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
458 (get_expr_operands): Likewise.
459 (add_to_addressable_set): Likewise.
460 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
462 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
464 PR tree-optimization/33920
465 * tree-if-conv.c (tree_if_conversion): Force predicate of single
466 successor bb to true when predecessor bb has NULL predicate.
467 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
469 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
471 * config/mips/mips.md: Add combiner patterns for DImode extensions
472 of HImode and QImode truncations. Reformat HImode <- QImode pattern
475 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
478 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
480 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
482 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
483 LIBCALL notes if they are about to be moved to the same insn.
485 2007-10-27 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/33870
488 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
489 duplication. Remove redundant call to access_can_touch_variable.
490 (add_vars_for_bitmap): New helper for recursing over MPT contents.
491 (add_virtual_operand): Use it.
493 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * pa.h (ASM_PN_FORMAT): Delete define.
498 2007-10-26 Janis Johnson <janis187@us.ibm.com>
500 * doc/invoke.texi (Option Summary, optimizations): Remove
501 -fbounds-check. Add -fassociative-math, -freciprocal-math,
502 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
503 -fsplit-wide-types to match later entry. Break up a long line.
504 (Option Summary, code gen options) Add -fno-stack-limit. Add
505 missing @gol to the end of a line.
506 (Optimization Options): Remove -fbounds-check, which is also
507 documented under Code Generation Options. Remove =n from
508 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
509 to -fcprop-registers to match other options, and say when it is
510 enabled rather than disabled. Remove extra index entry for
511 -fno-cx-limited-range. Add index entries for -fstack-protector
512 and -fstack-protector-all.
513 (Code Gen Options): Add index entry for -ftls-model.
515 2007-10-26 Anatoly Sokolov <aesok@post.ru>
517 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
518 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
519 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
520 expand_epilogue, output_movhi): Don't handle 'main' function.
521 (avr_attribute_table): Add 'OS_task' function attribute.
522 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
524 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
525 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
527 * config/avr/avr.opt (minit-stack): Remove.
529 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
531 * tree-nested.c (get_trampoline_type): Fix thinko.
533 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
536 * tree.c (build_offset_type): Build canonical type based on the
537 TYPE_MAIN_VARIANT of the base type.
539 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
541 * reorg.c (emit_delay_sequence): Move insn locator from the
542 first insn to the sequence.
544 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
546 * ipa-pure-const.c (check_decl): Return immediately when
547 pure_const_state has been set to IPA_NEITHER.
549 2007-10-25 Ira Rosen <irar@il.ibm.com>
551 PR tree-optimization/33833
552 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
553 and convert init to sizetype in inner_base construction.
555 2007-10-25 Richard Guenther <rguenther@suse.de>
557 * tree-flow.h (mem_sym_stats): Remove.
558 (dump_mem_sym_stats_for_var): Declare.
559 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
560 (mem_sym_stats): Move ...
561 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
562 (mem_sym_score): Rename from ...
563 (pscore): ... this. Remove.
564 (dump_mem_sym_stats_for_var): New function. Dump the score, but
566 (compare_mp_info_entries): Make sort stable by disambiguating
569 2007-10-25 Ira Rosen <irar@il.ibm.com>
571 PR tree-optimization/33866
572 * tree-vect-transform.c (vectorizable_store): Check operands of all
573 the stmts in the group of strided accesses. Get def stmt type for each
574 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
576 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
579 (Yt): Rename register constraint to Y2.
580 * config/i386/sse.md: Use renamed register constraints.
581 * config/i386/mmx.md: Ditto.
582 * config/i386/i386.md: Ditto.
584 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
586 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
588 2007-10-24 Chao-ying Fu <fu@mips.com>
590 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
591 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
593 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
594 Olga Golovanevsky <olga@il.ibm.com>
596 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
597 the compiler that wr.wrap and wr.domain are initialized in
600 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
602 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
603 to print gcov_type values.
605 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
607 * config/avr/avr.h: Do not include progmem_section definition when
608 building with IN_TARGET_LIBS.
610 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
613 * config/mips/mips.c (mips_lo_sum_offset): New structure.
614 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
615 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
616 (mips_orphaned_high_part_p: New functions.
617 (mips_avoid_hazard): Don't check INSN_P here.
618 (mips_avoid_hazards): Rename to...
619 (mips_reorg_process_insns): ...this. Cope with
620 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
621 or turn them into nops.
622 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
623 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
624 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
625 (mips_override_options): Set flag_delayed_branch to 0.
627 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
629 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
630 MIPS-specific implementation details.
631 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
632 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
633 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
634 for targets with movmemsi.
635 (MOVE_BY_PIECES_P): Define.
636 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
637 (mips_block_move_loop): Add a bytes_per_iter argument.
638 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
639 Update call to mips_block_move_loop.
641 2007-10-24 Michael Matz <matz@suse.de>
644 * var-tracking.c (variable_union): Don't break after one loop
645 iteration but only when a difference is found.
646 (dump_variable): Also print DECL_UID.
648 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
650 * ipa-type-escape.h: Expose function
651 is_array_access_through_pointer_and_index.
653 (is_array_access_through_pointer_and_index):
654 Add three new parameters. Add support of
655 POINTER_PLUS_EXPR tree code.
657 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
659 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
660 * tree-pass.h: Add pass_ipa_struct_reorg.
661 * common.opt: Add ipa-struct-reorg flag.
662 * Makefile.in: Add ipa-strcut-reorg.o compilation.
663 * passes.c: Add pass pass_ipa_struct_reorg.
664 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
665 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
667 2007-10-24 Ira Rosen <irar@il.ibm.com>
669 PR tree-optimization/33804
670 * tree-vect-transform.c (vectorizable_operation): Remove the
671 checks that the vectorization is worthwhile from the transformation
674 2007-10-24 Ira Rosen <irar@il.ibm.com>
676 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
677 vectype cannot be determined for the scalar type.
678 (vect_analyze_slp_instance): Likewise.
679 * tree-vect-transform.c (vect_model_reduction_cost): Change the
680 return type to bool. Return false if vectype cannot be determined
682 (vect_get_constant_vectors): Return false if vectype cannot be
683 determined for the scalar type.
684 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
685 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
686 vectorizable_reduction): Likewise.
688 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
690 * config.gcc: For a FreeBSD target, parse the value of ${target}
691 to determine the value of FBSD_MAJOR, instead of adding an
692 explicit check for every possible FreeBSD major version.
694 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
696 PR rtl-optimization/33846
697 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
699 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
701 PR tree-optimization/33860
702 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
703 interleaved accesses in case the dr is inside the inner-loop during
704 outer-loop vectorization.
706 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
708 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
709 Document MEM_POINTER. Replace mentions of "integrated"
710 field with "return_val". Delete outdated stuff.
712 2007-10-23 David Edelsohn <edelsohn@gnu.org>
714 * config/rs6000/rs6000.c (rs6000_override_options): Set
715 rs6000_altivec_abi on AIX.
716 (conditional_register_usage): Set VR20:31 fixed on AIX.
718 2007-10-23 Richard Guenther <rguenther@suse.de>
720 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
723 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
724 David S. Miller <davem@davemloft.net>
726 * df-scan.c (df_get_call_refs): Mark global registers as both a
727 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
729 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
731 PR tree-optimization/33834
732 PR tree-optimization/33835
733 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
734 stmts need to be checked for success seperately.
735 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
736 Remove the check that stmt is not LIVE.
737 (vectorizable_assignment, vectorizable_induction): Likewise.
738 (vectorizable_operation, vectorizable_type_demotion): Likewise.
739 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
741 (vectorizable_live_operation): Check that op is not NULL.
743 2007-10-22 Janis Johnson <janis187@us.ibm.com>
745 * doc/invoke.texi (Optimization Options): In the summary, show
746 that the value for options -falign-jumps, -falign-labels,
747 -falign-loops, -falign-functions, -fsched-stalled-insns, and
748 -fsched-stalled-insns-dep is optional. In the summary, show that
749 -fsched-stalled-insns takes an optional argument and that
750 -fparallelize-loops takes an argument. Add opindex for several
751 optimization options, and fix typos in the opindex commands for
752 several others. In the descriptions for -fsched-stalled-insns
753 and -fsched-stalled-insns-dep, show the options with and without
756 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
758 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
760 * config/avr/avr.h (LINK_SPEC): Likewise.
761 (CRT_BINUTILS_SPECS): Likewsie.
762 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
764 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
766 PR rtl-optimization/33644
767 * cfgcleanup.c: Do not include dce.h.
768 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
769 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
770 * dce.c (something_changed): Delete.
771 (libcall_dead_p): New predicate.
772 (delete_unmarked_insns): Use it to delete dead libcalls.
773 Deal with REG_LIBCALL and REG_RETVAL notes.
774 (prescan_libcall_for_dce): New function.
775 (prescan_insns_for_dce): Use it to deal with libcalls.
776 (mark_reg_dependencies): Do nothing special for libcalls.
777 (dce_process_block): Likewise.
778 (fast_dce): Delete unused local variable.
779 (run_fast_dce): Do not return a value.
780 * dce.h (struct df): Delete.
781 (run_fast_dce): Adjust prototype.
782 * optabs.c (libcall_id): Delete.
783 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
784 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
785 * reload1.c (reload): Delete REG_LIBCALL_ID case.
786 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
787 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
788 notes instead of REG_LIBCALL_ID notes.
789 * reg-notes.def (LIBCALL_ID): Delete.
790 * Makefile.in (see.o): Add dce.h dependency.
791 (cfgcleanup.o): Remove dce.h dependency.
793 2007-10-22 Michael Matz <matz@suse.de>
795 PR tree-optimization/33855
796 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
799 2007-10-22 Ira Rosen <irar@il.ibm.com>
801 PR tree-optimization/33854
802 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
803 FLOAT_EXPR to the list of promotion operations.
805 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
809 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
810 (print_reg): Print register prefix only with AT&T asm syntax.
811 Support pc_rtx for RIP register.
812 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
813 relative addressing. Always print segment register prefix with AT&T
814 asm syntax and never with Intel asm syntax.
815 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
816 Fix prefix for 16-byte XFmode operands.
817 (output_addr_const_extra): Support Intel asm syntax.
818 (x86_file_start): Don't use register prefix with Intel asm syntax.
819 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
820 ("return_internal_long"): Fix Intel asm syntax output.
821 ("set_got_rex64"): Support Intel asm syntax.
822 ("set_rip_rex64"): Likewise.
823 ("set_got_offset_rex64"): Likewise.
824 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
826 ("*tls_global_dynamic_64"): Likewise.
827 ("*tls_local_dynamic_base_64"): Likewise.
828 ("*load_tp_si")("*load_tp_di"): Likewise.
829 ("*add_tp_si")("*add_tp_di"): Likewise.
830 ("*tls_dynamic_lea_64"): Likewise.
831 ("*sibcall_value_1_rex64_v"): Likewise.
832 ("stack_tls_protect_set_si"): Likewise.
833 ("stack_tls_protect_set_di"): Likewise.
834 ("stack_tls_protect_test_si"): Likewise.
835 ("stack_tls_protect_test_di"): Likewise.
836 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
838 ("*movv2sf_internal_rex64"): Likewise.
839 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
840 (__get_cpuid_max): Likewise.
842 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
844 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
845 the STRICT_P argument type "bool" rather than "int".
846 (mips_legitimate_address_p): Likewise.
847 (fp_register_operand, lo_operand): Delete.
848 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
849 (mips_emit_scc): Rename to...
850 (mips_expand_scc): ...this.
851 (gen_conditional_branch): Rename to...
852 (mips_expand_conditional_branch): ...this.
853 (gen_conditional_move): Rename to...
854 (mips_expand_conditional_move): ...this.
855 (mips_gen_conditional_trap): Rename to...
856 (mips_expand_conditional_trap): ...this and take an rtx code instead
857 of an operands array.
858 (mips_expand_call): Give the SIBCALL_P argument type "bool"
860 (mips_emit_fcc_reload): Rename to...
861 (mips_expand_fcc_reload): ...this.
862 (init_cumulative_args): Rename to...
863 (mips_init_cumulative_args): ...this and remove the libname argument.
864 (function_arg_advance): Rename to...
865 (mips_function_arg_advance): ...this.
866 (function_arg): Rename to...
867 (mips_function_arg): ...this and use "rtx" instead of
869 (function_arg_boundary): Rename to...
870 (mips_function_arg_boundary): ...this.
871 (mips_expand_unaligned_load): Rename to...
872 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
873 and BITPOS arguments type "HOST_WIDE_INT".
874 (mips_expand_unaligned_store): Rename to...
875 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
876 and BITPOS arguments type "HOST_WIDE_INT".
877 (override_options): Rename to...
878 (mips_override_options): ...this.
879 (print_operand): Rename to...
880 (mips_print_operand): ...this.
881 (print_operand_address): Rename to...
882 (mips_print_operand_address): ...this.
883 (mips_output_ascii): Remove the PREFIX argument.
884 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
886 (mips_can_use_return_insn): Return a "bool" rather than an "int".
887 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
888 of "struct rtx_def *".
889 (mips_secondary_reload_class): Give the IN_P argument type "bool"
891 (build_mips16_call_stub): Delete.
892 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
893 (mips_use_ins_ext_p): Give the second and third arguments type
894 "HOST_WIDE_INT" rather than "rtx".
895 * config/mips/mips.h: Update after the above changes. Tweak comments
897 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
898 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
899 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
900 element type from "char" to "bool".
901 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
902 (mips_cpu_info_table): Delete.
903 * config/mips/mips.md: Update after the above changes. Tweak some
905 * config/mips/mips-ps-3d.md: Likewise.
906 * config/mips/mips.c: Tweak comments and formatting.
907 Use NULL-like macros rather than 0 in various places.
908 (mips_section_threshold): Rename to...
909 (mips_small_data_threshold): ...this and give it an unsigned type.
910 (num_source_filenames): Remove explicit initialization.
911 (sdb_label_count): Likewise.
912 (sym_lineno): Delete.
913 (set_noat): Make static.
914 (mips_branch_likely): Likewise, and give it type "bool".
915 (mips_isa_info): Rename to...
916 (mips_isa_option_info): ...this.
917 (mips_flag_delayed_branch): Rename to...
918 (mips_base_delayed_branch): ...this.
919 (mips_split_addresses): Delete.
920 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
921 element type from "char" to "bool".
922 (mips_regno_to_class): Add an explicit array size.
923 (mips16_flipper): Change from type "int" to type "bool".
924 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
925 (mips_tls_operand_p): Rename to...
926 (mips_tls_symbol_p): ...this.
927 (mips_global_symbol_p): Remove redundant "const".
928 (mips_offset_within_alignment_p): Simplify.
929 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
930 to STRICT_P and give it type bool.
931 (mips_valid_base_register_p): Likewise.
932 (mips_classify_address): Likewise.
933 (mips_legitimate_address_p): Likewise.
934 (mips16_unextended_reference_p): Take the offset as an
935 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
936 (mips_const_insns): Use IN_RANGE.
937 (mips_force_temporary): Remove an unnecessary copy_rtx.
938 (mips16_gp_pseudo_reg): Simplify.
939 (mips_split_symbol): Remove an unnecessary copy_rtx.
940 (mips_legitimize_tls_address): Only create registers if we need them.
941 (mips_legitimize_address): Use mips_split_plus.
942 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
943 variable COST to NUM_OPS.
944 (mips_legitimize_move): Use gen_lowpart.
945 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
946 (m16_check_op): Use IN_RANGE.
947 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
948 (mips_split_doubleword_move): Pass booleans to mips_subword.
949 (mips_output_move): Store the mode in a local variable.
950 Explicitly assert that this function does not deal with
951 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
952 cases more consistent.
953 (mips_relational_operand_ok_p): Rename to...
954 (mips_int_order_operand_ok_p): ...this.
955 (mips_canonicalize_comparison): Rename to...
956 (mips_canonicalize_int_order_test): ...this.
957 (mips_emit_int_relational): Rename to...
958 (mips_emit_int_order_test): ...this. Store the mode in a local
960 (mips_reverse_fp_cond_p): Rename to...
961 (mips_reversed_fp_cond): ...this.
962 (mips_emit_compare): Make the order of the statements more consistent.
963 (mips_emit_scc): Rename to...
964 (mips_expand_scc): ...this.
965 (gen_conditional_branch): Rename to...
966 (mips_expand_conditional_branch): ...this.
967 (gen_conditional_move): Rename to...
968 (mips_expand_conditional_move): ...this. Build the condition
969 separately from the main pattern.
970 (mips_gen_conditional_trap): Rename to...
971 (mips_expand_conditional_trap): ...this and take an rtx code instead
972 of an operands array. Simplify.
973 (init_cumulative_args): Rename to...
974 (mips_init_cumulative_args): ...this. Use memset rather than a
975 copy from a zeroed static. Use prototype_p and stdarg_p.
976 (mips_arg_info): Rename to...
977 (mips_get_arg_info): ...this and put the INFO argument first.
978 (function_arg): Rename to...
979 (mips_function_arg): ...this and use "rtx" instead of
980 "struct rtx_def *". Only split structures into chunks if
981 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
982 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
983 comparison with REAL_TYPE. Rename local variable REG to REGNO
984 and make it unsigned.
985 (function_arg_advance): Rename to...
986 (mips_function_arg_advance): ...this.
987 (function_arg_boundary): Rename to...
988 (mips_function_arg_boundary): ...this.
989 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
991 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
992 comparison with REAL_TYPE.
993 (mips_function_value): Remove the FUNC argument. Rename local
994 variable UNSIGNEDP to UNSIGNED_P.
995 (mips_return_in_memory): Use IN_RANGE.
996 (mips_setup_incoming_varargs): Pass a boolean rather than an int
997 to FUNCTION_ARG_ADVANCE.
998 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
999 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1000 SIZE and RSIZE if needed.
1001 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1003 (build_mips16_function_stub): Rename to...
1004 (mips16_build_function_stub): ...this.
1005 (build_mips16_call_stub): Rename to...
1006 (mips16_build_call_stub): ...this. Make static, and return a
1007 "bool" rather than an "int". Rename the ARG_SIZE argument to
1008 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1009 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1010 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1012 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1013 are not sibling ones.
1014 (mips_emit_fcc_reload): Rename to...
1015 (mips_expand_fcc_reload): ...this.
1016 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1018 (mips_expand_unaligned_load): Rename to...
1019 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1020 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1022 (mips_expand_unaligned_store): Rename to...
1023 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1024 and BITPOS arguments type "HOST_WIDE_INT".
1025 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1026 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1028 (mips_init_split_addresses): Replace with...
1029 (mips_split_addresses_p): ...this new function.
1030 (mips_init_relocs): Check mips_split_addresses_p () rather than
1031 mips_split_addresses. Always initialize mips_split_p with booleans.
1032 (print_operand_reloc): Rename to...
1033 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1035 (print_operand): Rename to...
1036 (mips_print_operand): ...this.
1037 (print_operand_address): Rename to...
1038 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1039 (mips_in_small_data_p): Simplify.
1040 (mips_output_ascii): Remove the PREFIX argument and "register"
1041 keywords. Use the STRING parameter directly and cast to
1043 (mips16e_collect_argument_save_p): Use IN_RANGE.
1044 (mips_function_has_gp_insn): Simplify.
1045 (mips_set_return_address): Use BITSET_P.
1046 (mips_restore_gp): Use a separate statement to pick the base
1048 (mips_output_function_prologue): Use a local FRAME variable.
1049 (mips_save_reg): Pass booleans to mips_subword.
1050 (mips_expand_prologue): Use a local FRAME variable. Use
1051 cprestore_size to detect when .cprestore is needed.
1052 (mips_restore_reg): Use GP_REG_FIRST.
1053 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1054 rather than "int". Use local FRAME and REGNO variables.
1055 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1056 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1058 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1059 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1060 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1061 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1062 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1063 (builtin_description): Rename to...
1064 (mips_builtin_description): ...this.
1065 (mips_bdesc): Rename to...
1066 (mips_ps_bdesc): ...this.
1067 (sb1_bdesc): Rename to...
1068 (mips_sb1_bdesc): ...this.
1069 (dsp_bdesc): Rename to...
1070 (mips_dsp_bdesc): ...this.
1071 (dsp_32only_bdesc): Rename to...
1072 (mips_dsp_32only_bdesc): ...this.
1073 (bdesc_map): Rename to...
1074 (mips_bdesc_map): ...this.
1075 (bdesc_arrays): Rename to...
1076 (mips_bdesc_arrays): ...this.
1077 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1078 Tweak error message.
1079 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1080 Rename local variables I and J to OPNO and ARGNO respectively.
1081 Assert that the number of arguments is no more than the number of
1083 (mips_expand_builtin_compare): Use an array of arguments rather
1084 than an array of operands. Assert that the number of operands is
1086 (add_constant): Rename to...
1087 (mips16_add_constant): ...this. Use XNEW.
1088 (dump_constants_1): Rename to...
1089 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1090 (dump_constants): Rename to...
1091 (mips16_emit_constants): ...this.
1092 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1093 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1094 Assign mips16_p to was_mips16_p.
1095 (mips_parse_cpu): Tweak warning message.
1096 (override_options): Rename to...
1097 (mips_override_options): ...this. Move the mips_cost initialization
1098 out of the "shared with GAS" block. Quote option names in error
1100 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1101 (mips_order_regs_for_local_alloc): Remove register keyword.
1103 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1105 * system.h (IN_RANGE): Cast each argument individually.
1107 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1109 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1110 MIPS16 code unless using o32 or o64.
1112 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1114 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1115 for modes smaller than 4 bytes.
1116 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1119 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1121 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1122 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1123 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1124 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1126 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1128 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1129 sibling calls to "mips16" functions if the function satisfies
1130 const_call_insn_operand.
1132 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1134 * config/mips/mips.c (mips_va_start): Fix types in calls
1137 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1139 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1142 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1144 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1145 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1146 instead of checking mips_isa.
1148 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1150 * doc/invoke.texi (-mpaired-single): Don't say that the option
1151 requires 64-bit code.
1152 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1153 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1154 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1155 V2SF if ISA_MIPS32R2.
1156 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1157 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1158 to ISA_HAS_NMADD_NMSUB.
1159 (mips_split_doubleword_move): Handle V2SF.
1160 (mips_modes_tieable_p): New function.
1161 (override_options): Report a warning rather than an error when
1162 -mpaired-single is used on ISAs that don't support it; use
1163 ISA_HAS_PAIRED_SINGLE to check that case.
1164 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1165 and DF move splitters with a single MOVE64 splitter, thereby adding
1166 a V2SF splitter too.
1167 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1168 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1169 (HALFMODE): Add V2SF.
1170 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1171 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1172 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1173 (movv2sf_hardfloat_32bit): New pattern.
1174 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1175 TARGET_DOUBLE_FLOAT conditions.
1177 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1179 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1180 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1181 64-bit register in 64-bit libgcc.
1183 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1185 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1186 * config/avr/avr.h (LINK_SPEC): Likewise.
1187 (CRT_BINUTILS_SPECS): Likewsie.
1188 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1190 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1192 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1193 and -Wfatal-errors together.
1195 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1198 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1199 change for vrsave, ie restore after frame pop.
1201 2007-10-19 David S. Miller <davem@davemloft.net>
1203 * config/sparc/niagara2.md: Fix copyright notice.
1205 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1207 PR tree-optimization/23820
1208 PR tree-optimization/24309
1209 PR tree-optimization/33766
1210 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1211 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1212 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1213 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1214 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1215 (linear_transform_loops): Use perfect_loop_nest_depth.
1216 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1217 should have a single condition: their exit.
1219 2007-10-19 Richard Guenther <rguenther@suse.de>
1223 * stor-layout.c (layout_type): Assert that aggregates do not
1224 have their alias sets set.
1225 * alias.c (get_alias_set): Return alias set zero for incomplete
1226 types, return the alias set of the element for incomplete array
1227 types, but do not remember these.
1229 2007-10-19 Richard Guenther <rguenther@suse.de>
1232 2007-10-19 Richard Guenther <rguenther@suse.de>
1235 * tree.c (build_array_type): Do not re-layout unbound array
1238 2007-10-19 Richard Guenther <rguenther@suse.de>
1241 * tree.c (build_array_type): Do not re-layout unbound array
1244 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1246 * config/mips/mips.c (mips_canonicalize_comparison): Check
1247 mips_relational_operand_ok_p before trying to rewrite the test.
1248 Only calculate PLUS_ONE if needed.
1249 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1252 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1254 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1257 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1259 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1260 the call uses the incoming value of $2.
1262 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1264 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1265 rather then gen_rtx_MEM.
1266 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1268 (mips_set_return_address): Likewise.
1269 (mips_restore_gp): Likewise.
1271 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1273 * config/mips/mips.c (gpr_mode): Delete.
1274 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1275 instead of gpr_mode.
1276 (mips_for_each_saved_reg): Likewise.
1277 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1278 (override_options): Don't initialize gpr_mode.
1279 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1281 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1283 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1285 (mips_class_max_nregs): Calculate the smallest consituent register
1286 size and use that to determine an upper bound on the number of
1289 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1291 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1293 (mips_expand_epilogue): ...here.
1294 (mips_mdebug_abi_name): New function, split out from...
1295 (mips_file_start): ...here.
1296 (mips_hard_regno_mode_ok_p): New function, split out from...
1297 (override_options): ...here.
1298 (mips_expand_builtin_1): New function, split out from...
1299 (mips_expand_buitin): ...here. Abort if we don't recognize
1302 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1304 * config/mips/mips.c (build_mips16_function_stub): Load the
1305 target address into $1 before transfering the arguments.
1306 Don't use ".set noreorder".
1307 (build_mips16_call_stub): Likewise.
1309 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1311 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1312 (mips_output_64bit_xfer): Likewise.
1313 (mips16_fp_args): Rename to...
1314 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1315 with a DIRECTION argument. Use mips_output_32bit_xfer and
1316 mips_output_64bit_xfer.
1317 (build_mips16_function_stub): Update accordingly.
1318 (mips16_fpret_double): Delete.
1319 (build_mips16_call_stub): Update after above changes.
1320 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1321 of mips16_fpret_double. Use GP_REG_RETURN.
1323 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1325 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1326 use asm_out_file instead.
1327 (build_mips16_function_stub): Likewise.
1328 (build_mips16_call_stub, mips_output_function_prologue): Update
1331 2007-10-18 David S. Miller <davem@davemloft.net>
1333 Add Niagara-2 support.
1334 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1335 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1336 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1337 (include): Add inclusion of niagara2.md
1338 * config/sparc/sparc.c (niagara2_costs): New.
1339 (sparc_override_options): Add niagara2 entry to cpu_default[]
1340 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1341 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1342 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1343 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1344 (sparc64_initialize_trampoline): Likewise.
1345 (sparc_use_sched_lookahead): Likewise.
1346 (sparc_issue_rate): Likewise.
1347 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1349 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1350 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1351 TARGET_CPU_niagara2.
1352 (PROCESSOR_NIAGARA2): New.
1353 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1354 (BRANCH_COST): Likewise.
1355 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1356 * config/sparc/sol2.h: Likewise.
1357 * config/sparc/niagara2.md: New file.
1359 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1361 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1363 (mips_compute_frame_info): Remove associated code.
1364 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1366 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1368 * config/mips/mips-protos.h (compute_frame_size): Delete.
1369 * config/mips/mips.h: Update comments.
1370 * config/mips/mips.c (mips_frame_info): Remove initialized.
1371 (compute_frame_size): Rename to...
1372 (mips_compute_frame_info): ...this and make static. Remove the
1373 SIZE argument and return no value. Remove the setting of initialized.
1374 Update rest of file accordingly.
1375 (mips_set_return_address): Don't call compute_frame_size.
1376 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1377 Don't call compute_frame_size.
1379 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1381 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1382 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1383 mips_hard_frame_pointer_required.
1384 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1385 large MIPS16 frames.
1386 * config/mips/mips.c (mips_frame_pointer_required): New function.
1388 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1390 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1391 and hard_frame_pointer_offset.
1392 (mips_debugger_offset): Use hard_frame_pointer_offset.
1393 (mips16e_collect_argument_save_p): Likewise.
1394 (compute_frame_size): Initialize arg_pointer_offset and
1395 hard_frame_pointer_offset.
1396 (mips_initial_elimination_offset): Use them.
1397 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1398 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1400 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1402 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1404 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1405 "unsigned int" rather than "int" and put them with the other
1406 register-related fields. Put expanded comments above fields
1407 rather than to their right.
1408 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1409 with a NUM_REGS_PTR argument.
1410 (mips16e_save_restore_pattern_p): Update accordingly.
1411 (compute_frame_size): Clarify frame diagram. Rewrite.
1413 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1415 * config/mips/mips-ftypes.def: New file.
1416 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1417 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1418 (mips_function_type): Redefine using mips-ftypes.def.
1419 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1420 (mips_builtin_vector_type): New function.
1421 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1422 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1423 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1424 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1426 (mips_build_function_type): New function.
1427 (mips_init_builtins): Use it to create types lazily.
1429 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1431 * config/mips/mips.h (set_volatile): Delete.
1432 * config/mips/mips.c (set_volatile): Delete.
1433 (mips_print_operand_punctuation): New function, split out from
1434 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1435 Use the same character ordering in the code and the comments.
1436 Use a recursive call to handle '*'. Abort on unknown characters.
1437 (mips_init_print_operand_punct): New function, split out from
1439 (mips_print_int_branch_condition): New function, split out from
1440 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1441 to report unexpected codes.
1442 (mips_print_float_branch_condition): New function, split out from
1443 print_operand. Use output_operand_lossage to report unexpected codes.
1444 (print_operand): Rework to use a case statement. Use the
1445 same letter ordering in the code and the comments. Use
1446 output_operand_lossage to report unexpected codes and
1447 reverse_condition to handle inverted branch conditions.
1448 (override_options): Use mips_init_print_operand_punct.
1450 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1452 * config/mips/mips.h: Move variable declarations to end of file and
1453 enclose them all in #ifndef USED_FOR_TARGET.
1454 * config/mips/mips.c: Reorder functions into more logical groups,
1455 and so that callees appear before callers. Put the targetm
1456 initializer at the end of the file. Remove forward static
1457 declarations where possible.
1458 (mips_init_builtins): Add "static" to definition.
1459 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1461 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1463 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1464 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1465 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1466 (mips_set_mips16_mode): Initialize min_anchor_offset and
1467 max_anchor_offset directly to constants.
1469 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1471 * config/mips/mips.c: Delete trailing whitespace.
1473 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1475 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1476 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1478 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1479 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1481 2007-10-18 David Daney <ddaney@avtrex.com>
1483 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1484 reg_offset variable to calculate register locations.
1486 2007-10-18 Richard Guenther <rguenther@suse.de>
1488 * tree-ssa.c (uid_ssaname_map_eq): New function.
1489 (uid_ssaname_map_has): Likewise.
1490 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1491 * tree-flow.h (struct gimple_df): Make default_defs a
1493 * tree-dfa.c (gimple_default_def): Deal with it.
1494 (set_default_def): Likewise.
1496 2007-10-18 Richard Guenther <rguenther@suse.de>
1498 * tree-flow.h (struct gimple_df): Make referenced_vars
1500 (uid_decl_map_eq): Declare.
1501 (uid_decl_map_hash): Likewise.
1502 * tree-ssa.c (uid_decl_map_eq): New function.
1503 (uid_decl_map_hash): Likewise.
1504 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1505 * tree-flow-inline.h (first_referenced_var): Deal with
1506 the referenced_vars representation change.
1507 (next_referenced_var): Likewise.
1508 * tree-dfa.c (referenced_var_lookup): Likewise.
1509 (referenced_var_check_and_insert): Likewise.
1510 (remove_referenced_var): Likewise.
1512 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1514 * config/mips/mips.c (mips_dwarf_register_span): New.
1515 (TARGET_DWARF_REGISTER_SPAN): Define.
1517 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1519 * config.gcc : update score-*-elf(extra_objs).
1520 * config/score/mac.md : Remove.
1521 * config/score/misc.md : Remove.
1522 * config/score/score7.md : Remove.
1523 * config/score/score-mdaux.h : Remove.
1524 * config/score/score-mdaux.c : Remove.
1525 * config/score/score-version.h : Remove.
1526 * config/score/score-generic.md : New.
1527 * config/score/score3.h : New.
1528 * config/score/score3.c : New.
1529 * config/score/score7.h : New.
1530 * config/score/score7.c : New.
1531 * config/score/mul-div.S : add flush_cache score3 support.
1532 * config/score/elf.h : Fix some typos.
1533 * config/score/score.md : merge score3 and score7 pattern.
1534 * config/score/score.c : use to seperate which target it used.
1535 * config/score/score.h : use to seperate the target macro.
1536 * config/score/score.opt : remove -mmac option , add -mscore3,
1537 -mscore3d and -march OPTION support.
1539 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1541 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1542 that the offset of a variable is not greater than the size
1545 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1547 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1548 atmega88p, atmega168p and atmega328p devices.
1549 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1550 (CRT_BINUTILS_SPECS): (Ditto.).
1551 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1553 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1555 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1557 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1558 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1559 (print_insn): Move declaration to ...
1560 * rtl.h (print_insn): ... here.
1562 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1564 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1565 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1566 m68k_sched_branch_type): Move declarations to ...
1567 * config/m68/m68k-protos.h: ... here.
1569 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1571 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1573 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1575 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1576 * config/avr/avr.h (LINK_SPEC): Likewise.
1577 (CRT_BINUTILS_SPECS): Likewsie.
1578 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1580 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1582 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1583 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1584 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1586 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1589 * reg-stack.c (move_for_stack_reg): Swap input argument of
1590 UNSPEC_TAN insn to the top of the stack.
1592 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1596 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1597 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1598 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1599 immediate shift value.
1600 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1601 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1602 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1603 Remove macros for !__OPTIMIZE__ case.
1605 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1607 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1609 (perform_var_substitution): Only DFS from real nodes. Don't test
1611 (unite_pointer_equivalences): Fix broken test.
1613 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1615 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1616 altivec sp_offset. Rearrange sp_offset assignments to
1617 correspond to stack adjustments. Use frame_reg_rtx for
1618 SPE register restores. Correct SPE stack adjustment.
1620 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1622 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1623 * toplev.c (check_global_declaration_1): Use appropriate warning
1624 option instead of unnamed warning.
1625 * stor-layout.c (layout_decl): Likewise.
1626 * c-typeck.c (build_conditional_expr): Likewise.
1627 (build_compound_expr): Fix wrong comment.
1628 (build_binary_op): Use appropriate warning option instead of
1630 * cfgexpand.c (tree_expand_cfg): Likewise.
1631 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1632 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1633 (execute_warn_function_return): Likewise.
1634 * stmt.c (warn_if_unused_value): Likewise.
1636 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1638 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1639 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1641 (CRT_BINUTILS_SPECS): Likewsie.
1642 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1644 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1647 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1649 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1651 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1652 (fini_dce): Only release them for the fast pass.
1653 (end_ud_dce): Delete.
1654 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1655 Call fini_dce instead of end_ud_dce.
1656 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1657 (run_fast_df_dce): Reset df_in_progress to false on exit.
1659 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1660 Maxim Kuvyrkov <maxim@codesourcery.com>
1662 * target.h (unspec_may_trap_p): New target hook.
1663 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1664 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1666 * targhooks.h (default_unspec_may_trap_p): Declare it.
1667 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1668 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1669 * rtl.h (may_trap_p_1): Declare.
1671 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1672 override default hook implementation.
1673 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1676 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1678 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1679 options enabled by Wextra and mention Wuninitialized.
1681 2007-10-15 Nigel Stephens <nigel@mips.com>
1683 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1685 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1687 PR tree-optimization/33136
1688 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1690 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1692 PR tree-optimization/33735
1693 PR tree-optimization/33572
1694 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1695 2007-10-09's change.
1696 * except.c (duplicate_eh_regions): Don't look for prev_try
1697 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1699 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1702 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1703 __builtin_va_arg_pack-containing call stmt.
1705 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1707 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1710 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1712 PR tree-optimization/33619
1713 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1716 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1718 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1720 2007-10-15 Richard Guenther <rguenther@suse.de>
1722 * fold-const.c (extract_array_ref): Remove.
1723 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1724 generic address expression comparison folding. Remove
1725 the folding that used extract_array_ref.
1727 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1730 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1731 speculation type of insn can be changed before trying to do that.
1733 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1735 * dse.c (struct insn_info): Add 'frame_read' field.
1736 (scan_insn): For the call to a const function, set frame_read if
1737 reload has been run.
1738 If the insn reads the frame, kill the frame related stores.
1739 (scan_reads_nospill): Likewise.
1741 2007-10-14 Jason Merrill <jason@redhat.com>
1743 * tree-eh.c (optimize_double_finally): Don't assume that the
1744 cleanup we're duplicating is only one statement.
1746 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1748 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1749 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1750 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1751 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1752 tree-vect-transform.c: Fix comment typos.
1753 * doc/extend.texi: Fix a typo.
1755 * c-common.h: Remove the prototype for c_expand_body.
1756 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1757 * tree.h: Remove the prototype for fold_build_call_expr.
1759 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1761 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1763 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1765 * config/rs6000/aix53.h: New file.
1766 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1767 (TARGET_ALTIVEC_ABI): Same.
1768 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1769 (TARGET_ALTIVEC_ABI): Delete.
1770 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1771 stanza defaulting to aix5.3.
1773 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1775 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1776 (strmov): Use defined constants.
1777 (cmpstrnsi): Likewise.
1778 * config/i386/i386.c (decide_alg): Use defined constants.
1779 (ix86_expand_strlen): Likewise.
1781 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1783 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1784 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1785 (mode_for_reg_attrs, var_lowpart): New functions.
1786 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1787 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1788 or copy is known, set LOC to the SET that performs the set, instead
1790 (find_src_status, find_src_set_src): Remove LOC parameter.
1791 Replace INSN with the source value.
1792 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1793 handling MO_SET and MO_COPY. Update the calls to find_src_status
1794 and find_src_set_src.
1796 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1799 * config/i386/i386.md (strmov): Check for esi and edi usage.
1800 * config/i386/i386.c (decide_alg): Check whether we can use a
1801 rep prefix and adjust algorithm choice accordingly.
1802 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1804 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1806 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1808 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1810 * global.c (build_insn_chain): Formatting fixes.
1812 2007-10-12 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1815 combining both operands require either both have single uses
1816 or combining to a constant.
1818 2007-10-12 Richard Guenther <rguenther@suse.de>
1821 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1822 a rhs with side-effects or which is a load.
1823 (forward_propagate_into_cond): Also try combining both operands.
1825 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1827 PR tree-optimization/33742
1828 * tree-vect-transform.c (vectorizable_operation): Return false
1829 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1830 (vectorizable_call): Same for rhs_type and lhs_type.
1832 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1834 PR tree-optimization/33645
1835 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1836 pass it to walk_tree.
1837 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1838 When calling set_is_used on a VAR_DECL, if data is not NULL and
1839 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1840 DECL_INITIAL after clearing the bit in bitmap.
1841 (remove_unused_locals): Adjust mark_all_vars_used callers.
1842 Instead of removing unused global vars from unexpanded_var_list
1843 immediately record them in bitmap, call mark_all_vars_used on
1844 all used global vars from unexpanded_var_list and only purge
1845 global vars that weren't found used even during that step.
1847 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1849 * gthr-posix.h (__gthread_active_init): Create detached instead of
1850 joinable thread when testing whether threads are active on hppa-hpux.
1851 * gthr-posix95.h (__gthread_active_init): Likewise.
1853 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1856 * global.c (build_insn_chain): Include insn that occur between
1859 2007-10-11 Tom Tromey <tromey@redhat.com>
1861 * gengtype-yacc.y: Delete.
1863 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1865 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1866 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1867 function_value_32, function_value_64, function_value_ms_64,
1868 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1869 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1872 2007-10-11 Richard Guenther <rguenther@suse.de>
1874 * gcse.c (hash_scan_set): If the next nonnote insn is in
1875 a different basic block insert the set.
1877 2007-10-11 Richard Guenther <rguenther@suse.de>
1880 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1881 (verify_gimple_expr): Use it to verify pointer-to types for
1884 2007-10-11 Richard Guenther <rguenther@suse.de>
1887 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1888 the array element type.
1890 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1892 PR rtl-optimization/33638
1893 * dse.c (struct insn_info): Remove 'stack_read' field,
1894 add 'stack_pointer_based' field.
1895 (record_store): For a store with non-constant base, record
1896 whether it is stack pointer based.
1897 (scan_insn): For the call to a const function, remove stack
1898 pointer based stores from the list of local active stores.
1899 (scan_reads_nospill): Delete code dealing with const functions.
1901 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1903 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1905 (conflict_p, set_conflict, set_conflicts): Likewise.
1906 * global.c (global_alloc): Likewise.
1907 * ra.h: Update prototypes.
1909 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1911 * opth-gen.awk: Fixed generation of comment stating the origin
1914 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1917 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1918 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1919 and '%}', respectively.
1922 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1923 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1924 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1926 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1930 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1931 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1932 syntax for ASSEMBLER_DIALECT.
1933 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1935 2007-10-10 Revital Eres <eres@il.ibm.com>
1937 * modulo-sched.c (check_nodes_order): Dump the final order of
1939 (get_sched_window): Add dump info.
1940 (calculate_order_params): Dump order params of the nodes.
1942 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1945 * ra-conflict.c (record_one_conflict_between_regnos,
1946 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1947 (global_conflicts): Enhanced incorrect check.
1949 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1951 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1952 if flag_exceptions is not set.
1953 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1954 assemble_name rather than incorrectly emulating it.
1956 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1957 friends are removed from G++.
1959 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1961 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1962 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1963 enabling them is redundant. Don't check two times for
1966 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1968 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1970 (set_conflicts_for_earlyclobber): Likewise.
1971 (global_conflicts): Likewise.
1973 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1975 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1976 and '%}', respectively.
1978 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1980 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1981 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1983 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1986 2007-10-09 Richard Guenther <rguenther@suse.de>
1989 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1990 of referenced structure and component.
1992 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1995 * ra-conflict.c (record_one_conflict_between_regnos,
1996 set_conflicts_for_earlyclobber, global_conflicts): Improved
1998 (global_conflicts): Removed incorrect check.
2000 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2002 PR tree-optimization/33615
2003 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2004 if the statement might throw. Fix formatting.
2006 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2008 PR tree-optimization/33615
2009 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2010 if the rhs might throw.
2012 2007-10-09 Jan Hubicka <jh@suse.cz>
2014 * invoke.texi (align-threshold, align-loop-iterations): Document.
2015 * final.c: Include cfgloop.h, params.h
2016 (compute_alignments): Dump decisions and compare them with loop
2017 structure; honor given parameters.
2018 (pass_compute_alignments): New dump file.
2019 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2020 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2022 2007-10-09 James E. Wilson <wilson@specifix.com>
2024 PR tree-optimization/33655
2026 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2027 convert it to bitsizetype before size_binop call.
2029 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2031 PR tree-optimization/33572
2032 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2033 the absence of a corresponding edge from the exit block.
2035 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2038 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2040 (sra_build_assignment): Likewise. Set up mask depending on
2041 precision, not type.
2042 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2043 computing bit masks.
2044 (sra_build_elt_assignment): Don't view-convert from signed to
2046 (sra_explode_bitfield_assignment): Use bit-field type if
2047 possible. Use BYTES_BIG_ENDIAN.
2049 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2052 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2053 the original stmt can throw.
2054 (sra_build_bf_assignment): Fix type mismatch when applying negated
2057 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2059 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2060 '#pragma mark' to be executed at preprocessing time.
2062 2007-10-08 Ollie Wild <aaw@google.com>
2064 * varasm.c (compare_constant): Removed call to
2065 lang_hooks.expand_constant.
2066 (copy_constants): Removed call to lang_hooks.expand_constant.
2067 (compute_reloc_for_constant): Removed call to
2068 lang_hooks.expand_constant.
2069 (output_addressed_constants): Removed call to
2070 lang_hooks.expand_constant.
2071 (constructor_static_from_elts_p): Removed call to
2072 lang_hooks.expand_constant.
2073 (output_constant): Removed calls to lang_hooks.expand_constant.
2074 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2075 * langhooks-def.h (lhd_return_tree): Removed.
2076 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2077 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2078 * langhooks.c (lhd_return_tree): Removed.
2080 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2082 * combine.c (setup_incoming_promotions): Ensure that
2083 arguments that have not undergone mode promotions do not
2084 incorrectly get marked as being sign- or zero-extended.
2086 2007-10-08 Richard Guenther <rguenther@suse.de>
2091 * fold-const.c (fold_binary): Use correct types in folding
2092 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2093 and building of RROTATE_EXPR.
2095 2007-10-08 Richard Guenther <rguenther@suse.de>
2100 * fold-const.c (fold_binary): Use the correct types when
2101 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2102 (fold_binary): Use the correct types when folding
2103 (-A) - B to (-B) - A.
2104 (fold_unary): Use the correct types when folding ~(X).
2106 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2108 * doc/invoke.texi (Wall): fix formatting issues.
2110 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2112 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2113 truncated shift counts.
2115 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2117 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2118 syntax for ASSEMBLER_DIALECT.
2119 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2121 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2122 Nathan Froyd <froydnj@codesourcery.com>
2124 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2125 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2127 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2130 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2132 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2133 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2134 the function, temporarily point the debug interface to the null one.
2136 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2138 PR tree-optimization/33655
2140 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2143 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2145 PR tree-optimization/33572
2146 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2147 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2148 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2150 (copy_edges_for_bb): Handle nonlocal label edges.
2151 (make_nonlocal_label_edges): Deleted.
2152 (optimize_inline_calls): Don't call it.
2154 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2156 * gthr-single.h: Revert last change.
2158 2007-10-05 Michael Matz <matz@suse.de>
2161 * lower-subreg.c (decompose_multiword_subregs): Use
2162 validate_unshare_change().
2164 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2166 * ra-conflict.c: Include "sparseset.h".
2167 (conflicts): Change to HOST_WIDEST_FAST_INT.
2168 (allocnos_live): Redefine variable as a sparseset.
2169 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2171 (allocno_row_words): Removed global variable.
2172 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2173 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2174 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2175 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2177 (record_one_conflict): Update uses of allocnos_live to use
2178 the sparseset routines. Use set_conflicts_p.
2179 (mark_reg_store): Likewise.
2180 (set_reg_in_live): Likewise.
2181 (global_conflicts): Update uses of allocnos_live.
2182 Use the new adjacency list to visit an allocno's neighbors
2183 rather than iterating over all possible allocnos.
2184 Call set_conflicts_p to setup conflicts rather than adding
2186 * global.c: Comments updated.
2187 (CONFLICTP): Delete define.
2188 (regno_compare): New function. Add prototype.
2189 (global_alloc): Sort the allocno to regno mapping according to
2190 which basic blocks the regnos are referenced in. Modify the
2191 conflict bit matrix to a compressed triangular bitmatrix.
2192 Only allocate the conflict bit matrix and adjacency lists if
2193 we are actually going to allocate something.
2194 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2195 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2196 allocno's neighbors rather than iterating over all possible allocnos.
2197 (mirror_conflicts): Removed function.
2198 (dump_conflicts): Iterate over regnos rather than allocnos so
2199 that all dump output will be sorted by regno number.
2200 Use the FOR_EACH_CONFLICT macro.
2201 * ra.h: Comments updated.
2202 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2203 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2205 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2206 (adjacency_list_d, adjacency_iterator_d): New types.
2207 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2208 adjacency_iter_next, regno_basic_block): New static inline functions.
2209 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2210 (conflict_p): Add function prototype.
2211 * sparseset.h, sparseset.c: New files.
2212 * Makefile.in (OBJS-common): Add sparseset.o.
2213 (sparseset.o): New rule.
2215 2007-10-05 Richard Guenther <rguenther@suse.de>
2218 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2221 2007-10-05 Michael Matz <matz@suse.de>
2224 * function.c (match_asm_constraints_1): Check for input
2225 being used in the outputs.
2227 2007-10-05 Richard Guenther <rguenther@suse.de>
2229 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2231 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2234 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2235 subset checks. Make the cost of FPR -> FPR moves depend on
2236 mips_mode_ok_for_mov_fmt_p.
2238 2007-10-04 Doug Kwan <dougkwan@google.com>
2240 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2241 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2242 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2243 support of conditional variables.
2244 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2245 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2246 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2247 support of conditional variables.
2248 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2249 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2250 conditional variables.
2251 * gthr.h: Update comments to document new interface.
2253 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2255 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2258 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2260 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2262 2007-10-04 Richard Guenther <rguenther@suse.de>
2265 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2266 does not need to be of INTEGER_TYPE.
2267 (verify_gimple_2): New function split out from ...
2268 (verify_gimple_1): ... here. ICE if there was an error during
2271 2007-10-04 Michael Matz <matz@suse.de>
2273 PR rtl-optimization/33653
2274 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2275 * dse.c (scan_insn): Same.
2277 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2279 * config.gcc: Remove USE_GAS for m68k targets.
2281 2007-10-04 Richard Guenther <rguenther@suse.de>
2283 PR tree-optimization/33627
2284 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2285 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2287 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2288 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2290 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2292 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2293 commands_in_epilogues): Remove variables.
2294 (avr_file_start): Remove unneded initializations of commands_in_file,
2295 commands_in_prologues and commands_in_epilogues variables.
2296 (avr_file_end): Remove dead code.
2298 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2300 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2301 MOTOROLA is to true.
2303 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2306 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2307 (mips_split_doubleword_move): ...this.
2308 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2309 use natural endianness for multi-format FPR values.
2310 (mips_split_64bit_move): Rename to...
2311 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2312 Use move_doubleword_fpr* patterns for moves involving FPRs.
2313 (mips_save_reg): Update the call to mips_split_64bit_move.
2314 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2315 nonzero constant into an FPR if the constant can be forced to memory.
2316 * config/mips/mips.md: Update the splitter calls to
2317 mips_split_64bit_move.
2318 (UNSPEC_LOAD_DF_LOW): Rename to...
2319 (UNSPEC_LOAD_LOW): ...this.
2320 (UNSPEC_LOAD_DF_HIGH): Rename to...
2321 (UNSPEC_LOAD_HIGH): ...this.
2322 (UNSPEC_STORE_DF_HIGH): Rename to...
2323 (UNSPEC_STORE_WORD): ...this.
2324 (SPLITF): New mode iterator.
2325 (HALFMODE): New mode attribute.
2326 (movtf): New expander.
2327 (*movtf_internal): New define_insn_and_split.
2328 (move_doubleword_fpr<mode>): New expander.
2329 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2331 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2332 (mfhc1<mode>): ...these more general patterns.
2334 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2336 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2338 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2340 * gcse.c (hash_scan_set): Insert set in insn before note at
2341 the end of basic block.
2343 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2345 PR tree-optimization/33576
2346 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2347 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2348 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2349 (remove_iv): Declared.
2350 * lambda-code.c (remove_iv): Not static.
2351 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2352 Don't remove ivs there, save ivs in the buffer.
2354 2007-10-03 Jason Merrill <jason@redhat.com>
2357 * tree-eh.c (same_handler_p): New fn.
2358 (optimize_double_finally): New fn.
2359 (refactor_eh_r): New fn.
2360 (refactor_eh): New fn.
2361 (pass_refactor_eh): New pass.
2362 * tree-pass.h: Declare it.
2363 * passes.c (init_optimization_passes): Add it.
2365 2007-10-03 Doug Kwan <dougkwan@google.com>
2366 Richard Guenther <rguenther@suse.de>
2369 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2370 be conservative instead.
2372 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2375 * doc/invoke.texi (-fwhole-program): Document that Fortran
2376 doesn't support this option.
2378 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2381 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2384 2007-10-02 David Daney <ddaney@avtrex.com>
2386 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2387 against constant zero.
2388 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2391 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2393 * ra-conflict.c: New file.
2395 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2396 usage to DF_LIVE usage.
2397 (reload): Remove reference to df_get_live_top.
2398 * rtlanal.c (subreg_nregs_with_regno): New function.
2399 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2400 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2401 (df_has_eh_preds): Removed.
2402 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2403 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2405 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2406 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2407 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2408 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2409 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2410 (global_alloc): Turn off rescanning insns after call to
2411 global_conflicts and added call to set_preferences.
2412 (global_conflicts): Moved to ra-alloc.c.
2413 (set_preferences_1, set_preferences): New function.
2414 (mirror_conflicts): Changed types for various variables.
2415 (mark_elimination): Change DF_RA_LIVE
2416 usage to DF_LIVE usage.
2417 (build_insn_chain): Rewritten from scratch and made local.
2418 (print_insn_chain, print_insn_chains): New functions.
2419 (dump_conflicts): Do not print conflicts for fixed_regs.
2420 (rest_of_handle_global_alloc): Turn off insn rescanning.
2421 * hard-reg-set.h: Fixed comment.
2422 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2423 usage to DF_LIVE usage and delete refs to TOP sets.
2424 (block_alloc): Mark regs as live if they are in the artificial
2425 defs at top of block.
2426 (find_stack_regs): New function.
2427 (rest_of_handle_local_alloc): Changed urec problem to live
2428 problem and do not turn off df rescanning.
2429 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2430 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2431 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2432 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2433 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2434 fields in df_ref_flags. The rest have been renumbered.
2435 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2437 * rtl.h (subreg_nregs_with_regno): New function.
2438 * df-problems.c: (df_get_live_out, df_get_live_in,
2439 df_get_live_top): Removed reference to DF_RA_LIVE.
2440 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2441 df_live_alloc, df_live_reset, df_live_local_finalize,
2442 df_live_free): Make top set only if different from in set.
2443 (df_lr_top_dump, df_live_top_dump): Only print top set if
2444 different from in set.
2445 (df_lr_bb_local_compute): Removed unnecessary check.
2446 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2447 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2448 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2449 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2450 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2451 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2452 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2453 df_urec_add_problem): Removed.
2454 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2456 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2457 * basic_block.h (bb_has_abnormal_pred): New function.
2458 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2459 usage to DF_LIVE usage.
2461 2007-10-02 Revital Eres <eres@il.ibm.com>
2463 * config/rs6000/predicates.md (easy_vector_constant): Return false
2464 for 750CL paired vectors.
2465 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2467 (vec_initv2sf): Add new description.
2468 (vconcatsf): Likewise.
2469 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2470 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2472 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2474 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2475 sinking the last stmt in a BB.
2477 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2480 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2481 (sra_hash_tree): Handle BIT_FIELD_REFs.
2482 (sra_elt_hash): Don't hash bitfld blocks.
2483 (sra_elt_eq): Skip them in parent compares as well. Handle
2485 (build_element_name_1): Handle BIT_FIELD_REFs.
2486 (instantiate_element): Propagate nowarn from parents. Create
2487 BIT_FIELD_REF for variables that are widened by scalarization.
2488 Gimple-zero-initialize all bit-field variables that are not
2489 part of parameters that are going to be scalarized on entry.
2490 (instantiate_missing_elements_1): Return the sra_elt.
2491 (canon_type_for_field): New.
2492 (try_instantiate_multiple_fields): New. Infer widest possible
2493 access mode from decl or member type, but clip it at word
2494 size, and only widen it if a field crosses an alignment
2496 (instantiate_missing_elements): Use them.
2497 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2498 (scalar_bitfield_p): New.
2499 (sra_build_assignment): Optimize assignments from scalarizable
2500 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2503 (sra_build_bf_assignment): New. Optimize assignments to
2504 scalarizable BIT_FIELD_REFs.
2505 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2506 assignments to full variables.
2507 (generate_copy_inout): Use the new macros and functions.
2508 (generate_element_copy): Likewise. Handle bitfld differences.
2509 (generate_element_zero): Don't recurse for blocks. Use
2510 sra_build_elt_assignment.
2511 (generate_one_element_init): Take elt instead of var. Use
2512 sra_build_elt_assignment.
2513 (generate_element_init_1): Adjust.
2514 (bitfield_overlap_info): New struct.
2515 (bitfield_overlaps_p): New.
2516 (sra_explode_bitfield_assignment): New. Adjust widened
2517 variables to account for endianness.
2518 (sra_sync_for_bitfield_assignment): New.
2519 (scalarize_use): Re-expand assignment to/from scalarized
2520 BIT_FIELD_REFs. Explode or sync needed members for
2521 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2522 (scalarize_copy): Use REPLDUP.
2523 (scalarize_ldst): Move assert before dereference. Adjust EH
2525 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2527 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2529 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2530 Rename CR_* constants to CMP_*. Fix spacing.
2532 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2535 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2536 to be processed with the special script doc/install.texi2html.
2538 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2540 * doc/invoke.texi (Wall): List the options enabled by Wall.
2541 (Wstrict-aliasing): Add missing @option.
2543 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2545 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2546 rather than gen_lowpart to change a register from DImode to DFmode.
2547 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2548 both FROM and TO are integer modes that are no bigger than 4 bytes.
2549 (mips_mode_ok_for_mov_fmt_p): New function.
2550 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2551 (mips_secondary_reload_class): Tweak formatting and comments.
2552 Use reg_class_subset_p instead of direct comparisons with
2553 classes. Only allow direct FPR<->FPR moves for modes that
2554 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2555 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2556 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2557 (*movdi_64bit): Likewise.
2558 (*movsi_internal): Likewise.
2559 (*movhi_internal): Likewise.
2560 (*movqi_internal): Likewise.
2562 2007-09-30 Diego Novillo <dnovillo@google.com>
2565 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2568 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2570 PR tree-optimization/33597
2571 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2572 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2574 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2577 instead of variants of (!reload_in_progress && !reload_completed).
2578 (x86_expand_vector_move): Ditto.
2580 2007-09-28 Ollie Wild <aaw@google.com>
2583 2007-09-27 Ollie Wild <aaw@google.com>
2585 * varasm.c (compare_constant): Removed call to
2586 lang_hooks.expand_constant.
2587 (copy_constants): Removed call to lang_hooks.expand_constant.
2588 (compute_reloc_for_constant): Removed call to
2589 lang_hooks.expand_constant.
2590 (output_addressed_constants): Removed call to
2591 lang_hooks.expand_constant.
2592 (constructor_static_from_elts_p): Removed call to
2593 lang_hooks.expand_constant.
2594 (output_constant): Removed calls to lang_hooks.expand_constant.
2595 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2596 * langhooks-def.h (lhd_return_tree): Removed.
2597 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2598 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2599 * langhooks.c (lhd_return_tree): Removed.
2601 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2604 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2605 argument to gen_selb.
2607 2007-09-28 Chao-ying Fu <fu@mips.com>
2609 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2610 * doc/libgcc.texi (Fixed-point fractional library routines):
2611 Fix typos for neg and cmp functions.
2613 2007-09-28 Michael Matz <matz@suse.de>
2615 PR rtl-optimization/33552
2616 * function.c (match_asm_constraints_1): Check for overlap in
2617 inputs and replace all occurences.
2619 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2621 * config/mips/mips.c (override_options): Fix comment typo.
2623 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2625 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2626 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2627 * config/bfin/t-bfin-linux (crti.o): Don't build.
2629 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2630 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2632 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2634 2007-09-27 Ollie Wild <aaw@google.com>
2636 * varasm.c (compare_constant): Removed call to
2637 lang_hooks.expand_constant.
2638 (copy_constants): Removed call to lang_hooks.expand_constant.
2639 (compute_reloc_for_constant): Removed call to
2640 lang_hooks.expand_constant.
2641 (output_addressed_constants): Removed call to
2642 lang_hooks.expand_constant.
2643 (constructor_static_from_elts_p): Removed call to
2644 lang_hooks.expand_constant.
2645 (output_constant): Removed calls to lang_hooks.expand_constant.
2646 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2647 * langhooks-def.h (lhd_return_tree): Removed.
2648 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2649 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2650 * langhooks.c (lhd_return_tree): Removed.
2652 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2655 * expr.c (emit_group_load_1): Split constant double when destination
2656 length is half source length.
2658 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2660 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2661 (mips_cpu_info): Add tune_flags.
2662 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2663 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2665 (override_options): Remove deprecation code. Use branch-likely
2666 instructions for optimize_size or if the tuning flags do not
2667 suggest otherwise. Tweak warning.
2668 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2670 2007-09-27 Matthias Klose <doko@ubuntu.com>
2672 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2673 multilib osdirname if it exists.
2674 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2676 2007-09-27 Ian Lance Taylor <iant@google.com>
2678 PR tree-optimization/33565
2679 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2680 assignments of comparisons.
2681 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2682 parameter. Change caller. Defer overflow warnings around call to
2684 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2685 TREE_NO_WARNING is set on the statement.
2686 * tree-ssa-forwprop.c
2687 (tree_ssa_forward_propagate_single_use_vars): Don't test
2688 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2689 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2691 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2693 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2694 reduce offset by units of 0x10000 for SPE vector modes or modes
2695 used with E500 double instructions.
2697 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2699 * simplify-rtx.c (comparison_result): New.
2700 (simplify_const_relational_operation): Use it instead of the five
2701 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2702 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2703 optimizations. Extract nonzero_address_p optimizations into a
2704 separate "if" together with optimizations where op1 is const0_rtx.
2705 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2706 floating-point arguments too when appropriate. Hoist test for ABS
2707 outside the final switch statement.
2708 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2709 folded_arg0 if we found a constant equivalent. Remove
2710 transformations done in simplify-rtx.c for "op0 RELOP op0".
2712 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2714 * builtins.c (expand_builtin, expand_builtin_object_size,
2715 expand_builtin_memory_chk, maybe_emit_chk_warning,
2716 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2718 * expr.c (expand_expr_real_1): Likewise.
2719 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2720 (lhd_print_error_function): Add third argument.
2721 * langhooks.h (struct diagnostic_info): Add forward decl.
2722 (struct lang_hooks): Add third argument to print_error_function.
2723 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2724 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2726 (diagnostic_report_current_function): Likewise.
2727 * toplev.c (announce_function): Pass NULL as second argument to
2728 diagnostic_set_last_function.
2729 * diagnostic.c (diagnostic_report_current_function): Add second
2730 argument, pass it as third argument to lang_hooks.print_error_function.
2731 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2732 to diagnostic_report_current_function.
2733 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2734 and message.abstract_origin.
2735 (verbatim): Initialize abstract_origin.
2736 * pretty-print.h (text_info): Add abstract_origin field.
2737 * pretty-print.c (pp_base_format): Handle %K.
2738 * langhooks.c (lhd_print_error_function): Add third argument. If
2739 diagnostic->abstract_origin, print virtual backtrace.
2740 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2741 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2742 (init_dynamic_diag_info): Likewise.
2744 2007-09-26 David Daney <ddaney@avtrex.com>
2747 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2748 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2749 sync_old_nand<mode>, sync_new_nand<mode>,
2750 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2751 Update length attributes.
2752 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2753 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2755 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2756 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2757 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2760 2007-09-26 Richard Guenther <rguenther@suse.de>
2762 PR tree-optimization/33563
2763 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2764 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2766 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2767 get_use_of_stmt_lhs.
2769 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2772 * c-common.c (complete_array_type): Diagnose too-large arrays and
2773 set type to error_mark_node.
2775 2007-09-26 Richard Guenther <rguenther@suse.de>
2777 PR tree-optimization/30375
2778 PR tree-optimization/33560
2779 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2783 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2785 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2786 (dse_global_data): Add aggregate_vardecl field.
2787 (dse_possible_dead_store_p): New.
2788 Add prev_defvar variable.
2789 Allow immediate uses and previous immediate uses to differ
2790 if they are setting different parts of the whole.
2791 (get_aggregate_vardecl): New.
2792 (dse_record_partial_aggregate_store): New.
2793 (dse_whole_aggregate_clobbered_p): New.
2794 (dse_partial_kill_p): New.
2795 Call dse_maybe_record_aggregate_store().
2796 When checking whether a STMT and its USE_STMT refer to the
2797 same memory address, check also for partial kills that clobber
2799 Move some variable definitions to the block where they are used.
2800 (aggregate_vardecl_hash): New.
2801 (aggregate_vardecl_eq): New.
2802 (aggregate_vardecl_free): New.
2803 (aggregate_whole_store_p): New.
2804 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2805 Mark which aggregate stores we care about.
2807 2007-09-25 DJ Delorie <dj@redhat.com>
2810 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2813 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2816 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2817 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2818 for vector int32 -> int64 conversions. Don't write beyond the end
2819 of the allocated vector for int32 -> int64 conversions.
2821 2007-09-25 Revital Eres <eres@il.ibm.com>
2823 * config/rs6000/paired.h (paired_sel): New.
2824 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2825 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2826 when expanding selv2sf.
2827 * config/rs6000/rs6000.h (rs6000_builtins): Add
2828 PAIRED_BUILTIN_SELV2SF4.
2830 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2833 * c-typeck.c (default_conversion): Call require_complete_type
2834 before perform_integral_promotions.
2835 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2836 (build_c_cast): Call require_complete_type except for casts to
2838 (convert_for_assignment): Call require_complete_type.
2840 2007-09-25 Revital Eres <eres@il.ibm.com>
2842 * config/spu/spu.md: Fix doloop pattern.
2844 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2846 * config/bfin/bfin.c (expand_prologue_reg_save,
2847 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2848 and ASTAT moved here...
2849 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2850 ... from here. New argument ALL; callers changed.
2851 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2852 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2853 have the "saveall" attribute.
2855 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2857 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2859 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2860 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2861 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2863 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2864 with REG_P tests before REGNO access.
2866 2007-09-24 DJ Delorie <dj@redhat.com>
2869 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2871 (movqicc_<code>_<mode>): Likewise.
2872 (movhicc_<code>_<mode>): Likewise.
2874 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2877 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2878 register for reload.
2880 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2883 * config/i386/i386.c (ix86_comp_type_attributes): Check
2886 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2888 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2889 "move.l %a4,%a4" to produce nops.
2890 * config/m68k/m68k.c (override_options): Reset align options,
2891 if neccessary align macro isn't avaible.
2893 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2895 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2897 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2899 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2901 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2902 reload is completed.
2903 (peephole pattern): Convert most of them to RTL peephole pattern.
2905 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2907 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2908 (moved from fp compare patterns).
2909 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2910 Cleanup predicates to relieve reload.
2911 (conditional_trap): Reject conditional trap with fp condition.
2912 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2913 certain constants early.
2915 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2917 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2919 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2921 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2922 Allow --with-tune=cell and --with-cpu=cell.
2924 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2926 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2927 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2929 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2931 (TARGET_BUILTIN_RECIPROCAL): Use it.
2932 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2933 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2934 (rs6000_emit_swrsqrtsf): New.
2935 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2937 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2938 (divsf3): Remove swdiv support.
2941 (rsqrt_internal1): New.
2942 (divdf3): Remove swdiv support.
2945 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2948 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2950 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2951 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2952 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2953 lang_hooks.type.type_hash_eq in addition to generic tests.
2955 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2956 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2958 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2959 reflect the cost per call to a target specific builtin.
2960 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2961 call to a target specific builtin, then use target_builtin_call_cost.
2962 (init_inline_once): Initialize target_builtin_call_cost field.
2964 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2967 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2970 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2972 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2973 * configure: Regenerated.
2975 2007-09-23 Ollie Wild <aaw@google.com>
2977 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2979 (get_pointer_modulus_and_residue): New function.
2981 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2983 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2984 combine an SC return value into a single register.
2986 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2988 * opth-gen.awk (target_flags_explicit): Declare.
2989 * toplev.h (target_flags_explicit): Delete declaration.
2990 * toplev.c (target_flags): Likewise.
2991 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2992 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2993 Never return true for TARGET_MIPS16.
2994 * config/mips/mips.c (mips_llsc): Delete.
2995 (mips_handle_option): Remove -mllsc handling.
2996 (mips_strip_unspec_address): Tweak comment.
2997 * config/mips/mips.opt (mllsc): Use a target mask.
2999 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3001 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3002 word_mode as well as Pmode.
3004 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3006 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3007 parameters from word_mode to the subword type if such a truncation
3010 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3012 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3013 * configure: Regenerated.
3015 2007-09-23 Jan Hubicka <jh@suse.cz>
3017 * params.def (INLINE_CALL_COST): Set to 12.
3018 * invoke.texi (inline-call-cost): Update default value.
3020 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3022 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3024 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3025 Revital Eres <eres@il.ibm.com>
3027 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3028 checks whether the count_reg is found outside the control part.
3030 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3032 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3033 instead of checking CALL_EXPR_FN directly to test for builtins.
3034 If error or warning attributes are present, print
3035 error resp. warning.
3036 * c-common.c (handle_error_attribute): New function.
3037 (c_common_attribute_table): Add error and warning
3039 * doc/extend.texi: Document error and warning attributes.
3041 * tree.h (block_nonartificial_location): New prototype.
3042 * tree.c (block_nonartificial_location): New function.
3043 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3044 if artificial attribute is present on abstract inline decl.
3045 * c-common.c (handle_artificial_attribute): New function.
3046 (c_common_attribute_table): Add artificial attribute.
3047 * final.c (override_filename, override_linenum): New variables.
3048 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3049 and override_linenum if inside of a block inlined from
3050 __attribute__((__artificial__)) function.
3051 (notice_source_line): Honor override_filename and override_linenum.
3052 * doc/extend.texi: Document __attribute__((__artificial__)).
3053 * config/i386/emmintrin.h: Add __artificial__ attribute to
3054 all __always_inline__ functions.
3055 * config/i386/mmintrin.h: Likewise.
3056 * config/i386/tmmintrin.h: Likewise.
3057 * config/i386/mm3dnow.h: Likewise.
3058 * config/i386/pmmintrin.h: Likewise.
3059 * config/i386/ammintrin.h: Likewise.
3060 * config/i386/xmmintrin.h: Likewise.
3061 * config/i386/smmintrin.h: Likewise.
3062 * config/i386/bmmintrin.h: Likewise.
3063 * config/i386/mmintrin-common.h: Likewise.
3066 * expr.c (expand_constructor): New function.
3067 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3068 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3071 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3073 * config/mips/mips.c (dump_constants_1): Generalize to include
3074 fractional and accumulator modes.
3076 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3078 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3079 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3081 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3082 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3084 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3086 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3088 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3089 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3091 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3092 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3093 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3095 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3097 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3098 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3099 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3101 2007-09-22 Jason Merrill <jason@redhat.com>
3104 * attribs.c (lookup_attribute_spec): Split out...
3105 (decl_attributes): From here.
3106 * tree.h: Declare it.
3108 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3110 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3112 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3114 * tree-inline.c (remap_type_1): Correctly chain variants.
3116 2007-09-22 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/33146
3119 * fold-const.c (fold_binary): Use the original tree
3121 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3122 also changes "sign".
3124 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3127 * except.c (finish_eh_generation): Call commit_edge_insertions if
3128 there are insns queued on the entry edge.
3129 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3132 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3134 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3136 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3138 * gcc/config/i386/i386.c: Delete trailing whitespace.
3139 * gcc/config/i386/i386.h: Ditto.
3140 * gcc/config/i386/bmmintrin.h: Ditto.
3141 * gcc/config/i386/sync.md: Ditto.
3142 * gcc/config/i386/ppro.md: Ditto.
3143 * gcc/config/i386/mmx.md: Ditto.
3144 * gcc/config/i386/constraints.md: Ditto.
3145 * gcc/config/i386/sse.md: Ditto.
3146 * gcc/config/i386/athlon.md: Ditto.
3147 * gcc/config/i386/i386.md: Ditto.
3149 2007-09-21 Richard Guenther <rguenther@suse.de>
3151 PR tree-optimization/33508
3152 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3153 quadratic loop by keeping a bitmap of variables we have
3154 to clobber all subvariables for.
3155 (set_initial_properties): Likewise.
3157 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3159 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3161 2007-09-20 Nigel Stephens <nigel@mips.com>
3162 Chao-ying Fu <fu@mips.com>
3164 * c-decl.c (finish_declspecs): When _Sat is used without
3165 _Fract or _Accum, set the default type to cts_fract.
3166 This avoids a warning of "type defaults to int".
3168 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3170 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3171 bit-fields wider than one bit.
3173 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3176 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3178 * dbxout.c (dbxout_type): Likewise.
3182 * gimplify.c (gimplify_vla_decl): New function.
3183 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3185 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3187 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3189 * doc/invoke.texi (-minterlink-mips16): Document.
3190 * config/mips/mips.opt (minterlink-mips16): New option.
3191 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3194 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3196 * doc/extend.texi (Attribute Syntax): Remove old speculative
3199 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3201 * combine.c: Include cgraph.h.
3202 (setup_incoming_promotions): Rework to allow more aggressive
3203 elimination of sign extensions when all call sites of the
3204 current function are known to lie within the current unit.
3206 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3208 * dse.c (find_shift_sequence): No-op rework of control flow.
3210 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3212 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3213 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3215 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3217 * cfgexpand.c (dump_stack_var_partition): Use the correct
3218 index for the offset.
3220 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3222 * config/mips/sde.h: Switch to GPLv3.
3224 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3226 * tree-sra.c (decide_block_copy): Decide if there are groups.
3228 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3230 * config/m68k/m68k.c (output_move_himode): Remove jump table
3232 config/m68k/m68k.md (lea): Likewise.
3233 * config/m68k/m68k.c (print_operand_address): Use simple pc
3234 relative addressing.
3236 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3238 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3239 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3241 (asm_insn_count): Pass template as second argument to it.
3242 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3243 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3244 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3245 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3246 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3247 (sh_insn_length_adjustment): Pass template as second argument to it.
3248 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3250 * config/bfin/bfin.md (define_asm_attributes): New.
3252 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3254 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3256 * config/bfin/print-sysroot-suffix.sh: New.
3257 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3258 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3259 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3260 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3261 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3262 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3263 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3265 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3266 (linux-sysroot-suffix.h): New target.
3267 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3268 (mspecld-anomaly): Likewise.
3269 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3270 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3271 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3272 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3273 (bfin_si_revision): Declare.
3274 (bfin_workarounds): Declare.
3275 (WA_SPECULATIVE_LOADS): Define.
3276 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3277 (WA_SPECULATIVE_SYNCS): Define.
3278 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3279 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3280 (LIB_SPEC): Add %s to the linker scripts.
3281 Use proper linker script for bf522, bf525, bf527,
3282 bf538, bf539, bf542, bf544, bf548, and bf549.
3283 * config/bfin/bfin.c (bfin_si_revision): Define.
3284 (bfin_workarounds): Define.
3285 (struct bfin_cpu): New.
3287 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3288 (override_options): Set bfin_workarounds.
3289 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3290 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3291 ENABLE_WA_SPECULATIVE_LOADS.
3292 (bfin_reorg): Likewise.
3293 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3294 macros for bf522, bf525, bf527, bf538, bf539,
3295 bf542, bf544, bf548, and bf549.
3296 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3297 Don't define __ID_SHARED_LIB__ when -msep-data.
3298 (TARGET_DEFAULT): Define as 0.
3299 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3300 * doc/invoke.texi (Blackfin Options): Document silicon
3301 revision part of -mcpu option and it now accepts bf522, bf525,
3302 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3304 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3306 * alias.c (memory_modified_1): Deconstify.
3307 (memory_modified_in_insn_p): Don't use const_note_stores.
3308 * rtl.h (const_note_stores): Delete.
3309 * rtlanal.c (const_note_stores): Likewise.
3311 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3313 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3316 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3320 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3321 (addsi_small_int): Likewise.
3322 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3323 (one_cmplsi2): Likewise.
3325 (enter_func): Expand insn using hard_frame_pointer_rtx and
3328 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3329 hard_frame_pointer_rtx instead of using REGNO() check.
3330 Properly sign extend GEN_INT() argument.
3332 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3334 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3336 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3337 alternatives with just jcc.
3338 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3339 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3340 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3341 dbge_hi, dbge_si): Likewise.
3343 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3345 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3346 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3347 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3348 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3349 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3351 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3353 * config/m68k/m68k-devices.def (51qe): New device.
3354 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3355 to all uses of FL_FOR_isa_c for compatibility.
3356 (all_microarchs): Add cfv1 microarchitecture.
3357 (m68k_handle_option): Handle m51qe option.
3358 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3359 (TUNE_CFV1): New macro.
3360 (enum uarch_type): Add ucfv1.
3361 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3363 2007-09-18 Richard Guenther <rguenther@suse.de>
3365 PR tree-optimization/31863
3366 * tree-ssa-structalias.c (create_variable_info_for): Always
3367 free the fieldstack.
3369 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3371 * opts.c (decode_options): Enable vectorization under -O3.
3373 2007-09-18 Richard Guenther <rguenther@suse.de>
3375 PR tree-optimization/33340
3376 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3377 SSA_NAMEs that occur in abnormal PHI nodes.
3379 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3381 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3382 Don't use const_get_call_expr_in.
3383 * tree-gimple.c (const_get_call_expr_in): Delete.
3384 * tree-gimple.h (const_get_call_expr_in): Likewise.
3386 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3388 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3389 not yet have a basic block.
3390 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3392 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3394 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3395 to both ".section"s.
3397 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3399 * config/mips/mips.c (mips_output_mi_thunk): Use
3400 mips_function_ok_for_sibcall and const_call_insn_operand
3401 to determine if a direct sibcall is allowed. Use
3402 mips_classify_symbol to determine a global pointer is needed.
3404 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3406 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3408 2007-09-17 Chao-ying Fu <fu@mips.com>
3409 Nigel Stephens <nigel@mips.com>
3411 * config/fixed-bit.h: New file.
3412 * config/fixed-bit.c: New file.
3413 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3415 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3417 * c-format.h (format_kind_info): Add alloc_char field.
3418 * c-format.c (scanf_flag_specs): Add 'm'.
3419 (scanf_flag_pairs): Add 'a', 'm' pair.
3420 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3421 (format_types_orig): Add alloc_char fields.
3422 (check_format_info_main): Rename aflag to alloc_flag.
3423 Handle fki->alloc_char. modifier after width and before length
3424 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3425 length modifiers as well.
3426 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3429 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3430 returned by build_call_expr.
3432 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3434 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3435 NULL for variable-sized records too.
3436 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3438 2007-09-17 Tom Tromey <tromey@redhat.com>
3440 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3441 (c_builtin_function): Likewise.
3442 (grokdeclarator): Likewise.
3444 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3446 PR rtl-optimization/26449
3447 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3448 (seq_insns_valid_p): Removed.
3450 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3452 * tree-nomudflap.c (gate_mudflap): New static function.
3453 (pass_mudflap_1): Use it as gate function.
3454 (pass_mudflap_2): Likewise.
3456 2007-09-17 Jan Hubicka <jh@suse.cz>
3460 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3462 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3464 PR tree-optimization/33319
3465 * tree-vect-analyze.c (vect_same_range_drs): New.
3466 (vect_vfa_range_equal): New.
3467 (vect_is_duplicate_ddr): Removed.
3468 (vect_mark_for_runtime_alias_test): Do not perform marking when
3469 optimizing for size or max_param for alias checking is zero.
3470 Move the function before vect_analyze_data_ref_dependence.
3471 (vect_analyze_data_ref_dependence): Add call to
3472 vect_mark_for_runtime_alias_test in two cases when dependence
3474 (vect_analyze_data_ref_dependences): Do not call to
3475 vect_mark_for_runtime_alias_test.
3476 (vect_prune_runtime_alias_test_list): New.
3477 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3478 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3479 Update vec_outside_cost.
3480 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3481 (vect_create_cond_for_alias_checks): Build the base address of data
3482 reference from DR_GROUP_FIRST_DR.
3483 (vect_loop_versioning): New.
3484 (vect_transform_loop): Add a call to vect_loop_versioning.
3485 Remove factored out code.
3487 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3490 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3493 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3495 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3496 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3497 Fix the call to insn_rtx_cost. Skip access sizes that require a
3498 real truncation of the store register. Use convert_move instead
3499 of gen_lowpart when narrowing the result.
3500 (replace_read): Use convert_move instead of gen_lowpart when
3501 narrowing the store rhs.
3503 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3505 * config/mips/mips.md (SHORT): Fix long line.
3506 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3507 to QImode and HImode.
3509 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3511 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3513 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3515 * tree-parloops.c: New file.
3516 * tree-ssa-operands.h (free_stmt_operands): Declare.
3517 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3519 * tree-pass.h (pass_parallelize_loops): Declare.
3520 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3522 (build_omp_regions_1): Allow analysing just a single OMP region and
3524 ( build_omp_regions_root, omp_expand_local): New functions.
3525 (build_omp_regions): Add argument to build_omp_regions_1 call.
3526 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3527 autoparallelization is run.
3528 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3529 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3530 pass_parallelize_loops): New.
3531 * common.opt (ftree-parallelize-loops): New.
3532 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3533 parallelize_loops): Declare.
3534 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3535 * Makefile.in (tree-parloops.o): Added.
3536 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3538 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3539 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3540 one extra edge as well.
3541 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3542 Use VEC_free to free doms vector.
3543 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3544 operands. Recompute operand caches in the new function.
3545 (move_sese_region_to_fn): Update loop info.
3546 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3547 * tree-ssa-operands.c (free_stmt_operands): New function.
3549 * doc/passes.texi: Document autoparallelization.
3550 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3552 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3555 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3558 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3560 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3561 the VEC is not NULL.
3562 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3563 get_vectype_for_scalar_type succeeded.
3564 (vectorizable_conversion): Likewise.
3566 2007-09-14 Jan Hubicka <jh@suse.cz>
3568 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3571 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3574 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3575 register when operands[2] equals operands[1].
3576 (remainderxf3): Ditto.
3578 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3579 Nigel Stephens <nigel@mips.com>
3581 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3582 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3583 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3585 (_Unwind_ForcedUnwind): Likewise.
3586 (_Unwind_Resume): Likewise.
3587 (_Unwind_Resume_or_Rethrow): Likewise.
3588 (_Unwind_Backtrace): Likewise.
3589 (_Unwind_SjLj_RaiseException): Likewise.
3590 (_Unwind_SjLj_ForcedUnwind): Likewise.
3591 (_Unwind_SjLj_Resume): Likewise.
3592 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3593 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3595 (_Unwind_ForcedUnwind): Likewise.
3596 (_Unwind_Resume): Likewise.
3597 (_Unwind_Resume_or_Rethrow): Likewise.
3598 (_Unwind_Backtrace): Likewise.
3599 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3600 (_Unwind_ForcedUnwind): Likewise.
3601 (_Unwind_RaiseException): Likewise.
3602 (_Unwind_Resume): Likewise.
3603 (_Unwind_Resume_or_Rethrow): Likewise.
3605 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3606 nomips16 mode when IN_LIBGCC2 with hard float.
3608 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3610 * config/mips/sdemtk.opt: Update to GPLv3.
3611 * config/mips/sdemtk.h: Likewise.
3613 2007-09-14 Nigel Stephens <nigel@mips.com>
3615 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3616 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3617 for mipsisa32-*-linux*.
3619 2007-09-14 Nigel Stephens <nigel@mips.com>
3620 David Ung <davidu@mips.com>
3621 Thiemo Seufer <ths@mips.com>
3622 Richard Sandiford <richard@codesourcery.com>
3624 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3625 * configure.ac: Add a mipssde threading type.
3626 * configure: Regenerate.
3627 * config/mips/sdemtk.h: New file.
3628 * config/mips/t-sdemtk: Likewise.
3629 * config/mips/sdemtk.opt: Likewise.
3630 * gthr-mipssde.h: Likewise.
3631 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3632 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3633 (MIPS_ICACHE_SYNC): New macro, split from ...
3634 * config/mips/mips.md (clear_cache): ...here.
3635 * config/mips/mips.c (mips_save_reg_p): Check
3636 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3637 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3638 (build_mips16_call_stub): Likewise.
3640 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3642 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3644 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3647 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3648 current_frame_info.n_local_regs. Don't return emitted local
3650 (ia64_compute_frame_size): Improve unwind hack to put
3651 RP, PFS, FP in that order by allowing some of the registers
3652 been already emitted, as long as they are emitted to the
3655 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3657 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3658 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3659 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3661 2007-09-13 Eric Christopher <echristo@apple.com>
3662 Kenneth Zadeck <zadeck@naturalbridge.com>
3664 * dse.c (find_shift_sequence): New function.
3665 (replace_read): Add case to remove read if it requires shift.
3666 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3668 2007-09-13 Tom Tromey <tromey@redhat.com>
3670 * c-common.c (fname_as_string): Update.
3671 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3672 (c_lex_one_token): Update. Add 'parser' argument.
3673 (c_parser_simple_asm_expr): Update.
3674 (c_parser_attributes): Update.
3675 (c_parser_asm_statement): Update.
3676 (c_parser_asm_operands): Update.
3677 (c_parser_peek_token): Update.
3678 (c_parser_peek_2nd_token): Update.
3679 * c-lex.c (c_lex_string_translate): Remove.
3680 (c_lex_return_raw_strings): Likewise.
3681 (c_lex_with_flags): Added 'lex_flags' argument.
3682 (lex_string): Added 'translate' argument.
3683 * c-pragma.h (c_lex_with_flags): Update.
3684 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3685 (C_LEX_STRING_NO_TRANSLATE): New define.
3686 (C_LEX_RAW_STRINGS): Likewise.
3688 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3691 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3692 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3693 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3694 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3695 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3696 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3697 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3698 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3699 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3700 (bdesc_1arg): Add __builtin_bfin_ones.
3701 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3702 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3703 and __builtin_bfin_csqu_fr16.
3704 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3705 (ones): New define_insn.
3706 (ssaddhi3_parts): New define_insn.
3707 (sssubhi3_parts): New define_insn.
3708 (flag_mulhi_parts): New define_insn.
3710 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3712 * common.opt (femit-class-debug-always): Turn off by default.
3714 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3716 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3717 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3719 2007-09-13 James E. Wilson <wilson@specifix.com>
3721 PR tree-optimization/33389
3722 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3723 then set build_loads before returning.
3725 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3726 David Ung <davidu@mips.com>
3728 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3729 {d}addiu and a negative immediate such that it works with MIPS16
3732 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3735 * configure.ac (ld_vers): Support Linux linker.
3736 * configure: Regenerated.
3738 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3739 Sandra Loosemore <sandra@codesourcery.com>
3741 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3742 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3743 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3744 nomips16 into decl attributes.
3745 (TARGET_INSERT_ATTRIBUTES): Override.
3746 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3747 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3748 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3749 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3750 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3751 (mips_use_mips16_mode_p): Reimplement as a function that takes
3752 a decl and considers only decl attributes. If the decl is nested
3753 function, use its parent attributes.
3754 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3755 instead of SYMBOL_REF_MIPS16_FUNC_P.
3756 (mips_set_mips16_mode): Move call to sorry here from old
3757 mips_use_mips16_mode_p.
3758 (mflip_mips16_entry): New structure.
3759 (mflip_mips16_htab): New variable.
3760 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3761 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3762 (mips_merge_decl_attributes): New function.
3763 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3764 Use mips_use_mips16_mode_p.
3765 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3766 SYMBOL_REF_MIPS16_FUNC_P.
3767 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3769 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3771 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3773 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3776 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3778 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3779 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3780 Tony Linthicum <tony.linthicum@amd.com>
3782 * tree.h (function_args_iterator): New type to iterate over
3784 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3785 function arguments providing a pointer to the argument.
3786 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3787 function arguments providing the argument.
3788 (function_args_iter_init): Inline function to initialize
3789 function_args_iterator.
3790 (function_args_iter_cond_ptr): Inline function to return the next
3791 pointer to hold the argument.
3792 (function_args_iter_cond): Inline function to return the next
3794 (function_args_iter_cond_next): Advance the function args
3796 (stdarg_p): New function, return true if variable argument
3798 (prototype_p): New function, return true if function is
3800 (function_args_count): New function, count the number of arguments
3803 * tree.c (stdarg_p): New function, return true if variable
3805 (prototype_p): New function, return true if function is
3808 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3809 (TARGET_ROUND): New macro for the round/ptest instructions which
3810 are shared between SSE4.1 and SSE5.
3811 (OPTION_MASK_ISA_ROUND): Ditto.
3812 (OPTION_ISA_ROUND): Ditto.
3813 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3814 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3816 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3817 (-mfused-madd): New switch to give users control over whether the
3818 compiler optimizes to use the multiply/add SSE5 instructions.
3820 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3821 m_ATHLON_K8_AMDFAM10, and change all uses.
3822 (enum pta_flags): Add PTA_SSE5.
3823 (ix86_handle_option): Turn off 3dnow if -msse5.
3824 (override_options): Add SSE5 support.
3825 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3827 (ix86_expand_sse_movcc): Add SSE5 support.
3828 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3829 vector type to the next largest size.
3830 (ix86_expand_sse5_pack): New function to use pperm to pack a
3831 vector type to the next smallest size.
3832 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3833 (IX86_BUILTIN_FMADDSD): Ditto.
3834 (IX86_BUILTIN_FMADDPS): Ditto.
3835 (IX86_BUILTIN_FMADDPD): Ditto.
3836 (IX86_BUILTIN_FMSUBSS): Ditto.
3837 (IX86_BUILTIN_FMSUBSD): Ditto.
3838 (IX86_BUILTIN_FMSUBPS): Ditto.
3839 (IX86_BUILTIN_FMSUBPD): Ditto.
3840 (IX86_BUILTIN_FNMADDSS): Ditto.
3841 (IX86_BUILTIN_FNMADDSD): Ditto.
3842 (IX86_BUILTIN_FNMADDPS): Ditto.
3843 (IX86_BUILTIN_FNMADDPD): Ditto.
3844 (IX86_BUILTIN_FNMSUBSS): Ditto.
3845 (IX86_BUILTIN_FNMSUBSD): Ditto.
3846 (IX86_BUILTIN_FNMSUBPS): Ditto.
3847 (IX86_BUILTIN_FNMSUBPD): Ditto.
3848 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3849 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3850 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3851 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3852 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3853 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3854 (IX86_BUILTIN_PPERM): Ditto.
3855 (IX86_BUILTIN_PERMPS): Ditto.
3856 (IX86_BUILTIN_PERMPD): Ditto.
3857 (IX86_BUILTIN_PMACSSWW): Ditto.
3858 (IX86_BUILTIN_PMACSWW): Ditto.
3859 (IX86_BUILTIN_PMACSSWD): Ditto.
3860 (IX86_BUILTIN_PMACSWD): Ditto.
3861 (IX86_BUILTIN_PMACSSDD): Ditto.
3862 (IX86_BUILTIN_PMACSDD): Ditto.
3863 (IX86_BUILTIN_PMACSSDQL): Ditto.
3864 (IX86_BUILTIN_PMACSSDQH): Ditto.
3865 (IX86_BUILTIN_PMACSDQL): Ditto.
3866 (IX86_BUILTIN_PMACSDQH): Ditto.
3867 (IX86_BUILTIN_PMADCSSWD): Ditto.
3868 (IX86_BUILTIN_PMADCSWD): Ditto.
3869 (IX86_BUILTIN_PHADDBW): Ditto.
3870 (IX86_BUILTIN_PHADDBD): Ditto.
3871 (IX86_BUILTIN_PHADDBQ): Ditto.
3872 (IX86_BUILTIN_PHADDWD): Ditto.
3873 (IX86_BUILTIN_PHADDWQ): Ditto.
3874 (IX86_BUILTIN_PHADDDQ): Ditto.
3875 (IX86_BUILTIN_PHADDUBW): Ditto.
3876 (IX86_BUILTIN_PHADDUBD): Ditto.
3877 (IX86_BUILTIN_PHADDUBQ): Ditto.
3878 (IX86_BUILTIN_PHADDUWD): Ditto.
3879 (IX86_BUILTIN_PHADDUWQ): Ditto.
3880 (IX86_BUILTIN_PHADDUDQ): Ditto.
3881 (IX86_BUILTIN_PHSUBBW): Ditto.
3882 (IX86_BUILTIN_PHSUBWD): Ditto.
3883 (IX86_BUILTIN_PHSUBDQ): Ditto.
3884 (IX86_BUILTIN_PROTB): Ditto.
3885 (IX86_BUILTIN_PROTW): Ditto.
3886 (IX86_BUILTIN_PROTD): Ditto.
3887 (IX86_BUILTIN_PROTQ): Ditto.
3888 (IX86_BUILTIN_PROTB_IMM): Ditto.
3889 (IX86_BUILTIN_PROTW_IMM): Ditto.
3890 (IX86_BUILTIN_PROTD_IMM): Ditto.
3891 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3892 (IX86_BUILTIN_PSHLB): Ditto.
3893 (IX86_BUILTIN_PSHLW): Ditto.
3894 (IX86_BUILTIN_PSHLD): Ditto.
3895 (IX86_BUILTIN_PSHLQ): Ditto.
3896 (IX86_BUILTIN_PSHAB): Ditto.
3897 (IX86_BUILTIN_PSHAW): Ditto.
3898 (IX86_BUILTIN_PSHAD): Ditto.
3899 (IX86_BUILTIN_PSHAQ): Ditto.
3900 (IX86_BUILTIN_FRCZSS): Ditto.
3901 (IX86_BUILTIN_FRCZSD): Ditto.
3902 (IX86_BUILTIN_FRCZPS): Ditto.
3903 (IX86_BUILTIN_FRCZPD): Ditto.
3904 (IX86_BUILTIN_CVTPH2PS): Ditto.
3905 (IX86_BUILTIN_CVTPS2PH): Ditto.
3906 (IX86_BUILTIN_COMEQSS): Ditto.
3907 (IX86_BUILTIN_COMNESS): Ditto.
3908 (IX86_BUILTIN_COMLTSS): Ditto.
3909 (IX86_BUILTIN_COMLESS): Ditto.
3910 (IX86_BUILTIN_COMGTSS): Ditto.
3911 (IX86_BUILTIN_COMGESS): Ditto.
3912 (IX86_BUILTIN_COMUEQSS): Ditto.
3913 (IX86_BUILTIN_COMUNESS): Ditto.
3914 (IX86_BUILTIN_COMULTSS): Ditto.
3915 (IX86_BUILTIN_COMULESS): Ditto.
3916 (IX86_BUILTIN_COMUGTSS): Ditto.
3917 (IX86_BUILTIN_COMUGESS): Ditto.
3918 (IX86_BUILTIN_COMORDSS): Ditto.
3919 (IX86_BUILTIN_COMUNORDSS): Ditto.
3920 (IX86_BUILTIN_COMFALSESS): Ditto.
3921 (IX86_BUILTIN_COMTRUESS): Ditto.
3922 (IX86_BUILTIN_COMEQSD): Ditto.
3923 (IX86_BUILTIN_COMNESD): Ditto.
3924 (IX86_BUILTIN_COMLTSD): Ditto.
3925 (IX86_BUILTIN_COMLESD): Ditto.
3926 (IX86_BUILTIN_COMGTSD): Ditto.
3927 (IX86_BUILTIN_COMGESD): Ditto.
3928 (IX86_BUILTIN_COMUEQSD): Ditto.
3929 (IX86_BUILTIN_COMUNESD): Ditto.
3930 (IX86_BUILTIN_COMULTSD): Ditto.
3931 (IX86_BUILTIN_COMULESD): Ditto.
3932 (IX86_BUILTIN_COMUGTSD): Ditto.
3933 (IX86_BUILTIN_COMUGESD): Ditto.
3934 (IX86_BUILTIN_COMORDSD): Ditto.
3935 (IX86_BUILTIN_COMUNORDSD): Ditto.
3936 (IX86_BUILTIN_COMFALSESD): Ditto.
3937 (IX86_BUILTIN_COMTRUESD): Ditto.
3938 (IX86_BUILTIN_COMEQPS): Ditto.
3939 (IX86_BUILTIN_COMNEPS): Ditto.
3940 (IX86_BUILTIN_COMLTPS): Ditto.
3941 (IX86_BUILTIN_COMLEPS): Ditto.
3942 (IX86_BUILTIN_COMGTPS): Ditto.
3943 (IX86_BUILTIN_COMGEPS): Ditto.
3944 (IX86_BUILTIN_COMUEQPS): Ditto.
3945 (IX86_BUILTIN_COMUNEPS): Ditto.
3946 (IX86_BUILTIN_COMULTPS): Ditto.
3947 (IX86_BUILTIN_COMULEPS): Ditto.
3948 (IX86_BUILTIN_COMUGTPS): Ditto.
3949 (IX86_BUILTIN_COMUGEPS): Ditto.
3950 (IX86_BUILTIN_COMORDPS): Ditto.
3951 (IX86_BUILTIN_COMUNORDPS): Ditto.
3952 (IX86_BUILTIN_COMFALSEPS): Ditto.
3953 (IX86_BUILTIN_COMTRUEPS): Ditto.
3954 (IX86_BUILTIN_COMEQPD): Ditto.
3955 (IX86_BUILTIN_COMNEPD): Ditto.
3956 (IX86_BUILTIN_COMLTPD): Ditto.
3957 (IX86_BUILTIN_COMLEPD): Ditto.
3958 (IX86_BUILTIN_COMGTPD): Ditto.
3959 (IX86_BUILTIN_COMGEPD): Ditto.
3960 (IX86_BUILTIN_COMUEQPD): Ditto.
3961 (IX86_BUILTIN_COMUNEPD): Ditto.
3962 (IX86_BUILTIN_COMULTPD): Ditto.
3963 (IX86_BUILTIN_COMULEPD): Ditto.
3964 (IX86_BUILTIN_COMUGTPD): Ditto.
3965 (IX86_BUILTIN_COMUGEPD): Ditto.
3966 (IX86_BUILTIN_COMORDPD): Ditto.
3967 (IX86_BUILTIN_COMUNORDPD): Ditto.
3968 (IX86_BUILTIN_COMFALSEPD): Ditto.
3969 (IX86_BUILTIN_COMTRUEPD): Ditto.
3970 (IX86_BUILTIN_PCOMEQUB): Ditto.
3971 (IX86_BUILTIN_PCOMNEUB): Ditto.
3972 (IX86_BUILTIN_PCOMLTUB): Ditto.
3973 (IX86_BUILTIN_PCOMLEUB): Ditto.
3974 (IX86_BUILTIN_PCOMGTUB): Ditto.
3975 (IX86_BUILTIN_PCOMGEUB): Ditto.
3976 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3977 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3978 (IX86_BUILTIN_PCOMEQUW): Ditto.
3979 (IX86_BUILTIN_PCOMNEUW): Ditto.
3980 (IX86_BUILTIN_PCOMLTUW): Ditto.
3981 (IX86_BUILTIN_PCOMLEUW): Ditto.
3982 (IX86_BUILTIN_PCOMGTUW): Ditto.
3983 (IX86_BUILTIN_PCOMGEUW): Ditto.
3984 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3985 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3986 (IX86_BUILTIN_PCOMEQUD): Ditto.
3987 (IX86_BUILTIN_PCOMNEUD): Ditto.
3988 (IX86_BUILTIN_PCOMLTUD): Ditto.
3989 (IX86_BUILTIN_PCOMLEUD): Ditto.
3990 (IX86_BUILTIN_PCOMGTUD): Ditto.
3991 (IX86_BUILTIN_PCOMGEUD): Ditto.
3992 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3993 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3994 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3995 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3996 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3997 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3998 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3999 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4000 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4001 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4002 (IX86_BUILTIN_PCOMEQB): Ditto.
4003 (IX86_BUILTIN_PCOMNEB): Ditto.
4004 (IX86_BUILTIN_PCOMLTB): Ditto.
4005 (IX86_BUILTIN_PCOMLEB): Ditto.
4006 (IX86_BUILTIN_PCOMGTB): Ditto.
4007 (IX86_BUILTIN_PCOMGEB): Ditto.
4008 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4009 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4010 (IX86_BUILTIN_PCOMEQW): Ditto.
4011 (IX86_BUILTIN_PCOMNEW): Ditto.
4012 (IX86_BUILTIN_PCOMLTW): Ditto.
4013 (IX86_BUILTIN_PCOMLEW): Ditto.
4014 (IX86_BUILTIN_PCOMGTW): Ditto.
4015 (IX86_BUILTIN_PCOMGEW): Ditto.
4016 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4017 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4018 (IX86_BUILTIN_PCOMEQD): Ditto.
4019 (IX86_BUILTIN_PCOMNED): Ditto.
4020 (IX86_BUILTIN_PCOMLTD): Ditto.
4021 (IX86_BUILTIN_PCOMLED): Ditto.
4022 (IX86_BUILTIN_PCOMGTD): Ditto.
4023 (IX86_BUILTIN_PCOMGED): Ditto.
4024 (IX86_BUILTIN_PCOMFALSED): Ditto.
4025 (IX86_BUILTIN_PCOMTRUED): Ditto.
4026 (IX86_BUILTIN_PCOMEQQ): Ditto.
4027 (IX86_BUILTIN_PCOMNEQ): Ditto.
4028 (IX86_BUILTIN_PCOMLTQ): Ditto.
4029 (IX86_BUILTIN_PCOMLEQ): Ditto.
4030 (IX86_BUILTIN_PCOMGTQ): Ditto.
4031 (IX86_BUILTIN_PCOMGEQ): Ditto.
4032 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4033 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4034 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4035 OPTION_MASK_ISA_ROUND for instructions that are shared between
4037 (bdesc_2arg): Ditto.
4038 (bdesc_sse_3arg): Ditto.
4039 (enum multi_arg_type): New enum for describing the various SSE5
4040 intrinsic argument types.
4041 (bdesc_multi_arg): New table for SSE5 intrinsics.
4042 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4043 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4045 (ix86_expand_builtin): Add SSE5 intrinsic support.
4046 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4047 operand instructions.
4048 (ix86_expand_sse5_multiple_memory): New function to split the
4049 second memory reference from SSE5 instructions.
4050 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4051 (ix86_return_pops_args): Use stdarg_p to determine if the function
4052 has variable arguments.
4053 (ix86_setup_incoming_varargs): Ditto.
4054 (x86_this_parameter): Ditto.
4056 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4058 (ix86_expand_sse5_pack): Ditto.
4059 (ix86_sse5_valid_op_p): Ditto.
4060 (ix86_expand_sse5_multiple_memory): Ditto.
4062 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4063 constant for SSE5 support.
4064 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4065 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4066 (UNSPEC_SSE5_PERMUTE): Ditto.
4067 (UNSPEC_SSE5_ASHIFT): Ditto.
4068 (UNSPEC_SSE5_LSHIFT): Ditto.
4069 (UNSPEC_FRCZ): Ditto.
4070 (UNSPEC_CVTPH2PS): Ditto.
4071 (UNSPEC_CVTPS2PH): Ditto.
4072 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4074 (COM_FALSE_S): Ditto.
4075 (COM_FALSE_P): Ditto.
4076 (COM_TRUE_S): Ditto.
4077 (COM_TRUE_P): Ditto.
4078 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4079 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4081 (memory attribute): Ditto.
4082 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4083 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4084 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4085 (floor<mode>2): Ditto.
4086 (ceil<mode>2): Ditto.
4087 (btrunc<mode>2): Ditto.
4088 (nearbyintdf2): Ditto.
4089 (nearbyintsf2): Ditto.
4090 (sse_setccsf): Disable if SSE5.
4091 (sse_setccdf): Ditto.
4092 (sse5_setcc<mode>): New support for SSE5 conditional move.
4093 (sse5_pcmov_<mode>): Ditto.
4095 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4097 (SSEMODEF2P): Ditto.
4098 (ssemodesuffixf4): New mode attribute for SSE5.
4099 (ssemodesuffixf2s): Ditto.
4100 (ssemodesuffixf2c): Ditto.
4101 (sserotatemax): Ditto.
4102 (ssescalarmode): Ditto.
4103 (sse_maskcmpv4sf3): Disable if SSE5.
4104 (sse_maskcmpv2df3): Ditto.
4105 (sse_vmmaskcmpv4sf3): Ditto.
4106 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4108 (sse5_vmfmadd<mode>4): Ditto.
4109 (sse5_fmsub<mode>4): Ditto.
4110 (sse5_vmfmsub<mode>4): Ditto.
4111 (sse5_fnmadd<mode>4): Ditto.
4112 (sse5_vmfnmadd<mode>4): Ditto.
4113 (sse5_fnmsub<mode>4): Ditto.
4114 (sse5_vmfnmsub<mode>4): Ditto.
4115 (sse5i_fmadd<mode>4): Ditto.
4116 (sse5i_fmsub<mode>4): Ditto.
4117 (sse5i_fnmadd<mode>4): Ditto.
4118 (sse5i_fnmsub<mode>4): Ditto.
4119 (sse5i_vmfmadd<mode>4): Ditto.
4120 (sse5i_vmfmsub<mode>4): Ditto.
4121 (sse5i_vmfnmadd<mode>4): Ditto.
4122 (sse5i_vmfnmsub<mode>4): Ditto.
4123 (mulv16qi3): Add SSE5 support.
4125 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4126 (sse2_mulv4si3): Disable if SSE5.
4127 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4128 (sse4_1_roundps): Ditto.
4129 (sse4_1_roundsd): Ditto.
4130 (sse4_1_roundss): Ditto.
4131 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4133 (sse_maskcmpsf3): Ditto.
4134 (sse_vmmaskcmpv4sf3): Ditto.
4135 (sse2_maskcmpv2df3): Ditto.
4136 (sse2_maskcmpdf3): Ditto.
4137 (sse2_vmmaskcmpv2df3): Ditto.
4138 (sse2_eq<mode>3): Ditto.
4139 (sse2_gt<mode>3): Ditto.
4140 (sse5_pcmov_<mode>): Add SSE5 support.
4141 (vec_unpacku_hi_v16qi): Ditto.
4142 (vec_unpacks_hi_v16qi): Ditto.
4143 (vec_unpacku_lo_v16qi): Ditto.
4144 (vec_unpacks_lo_v16qi): Ditto.
4145 (vec_unpacku_hi_v8hi): Ditto.
4146 (vec_unpacks_hi_v8hi): Ditto.
4147 (vec_unpacku_lo_v8hi): Ditto.
4148 (vec_unpacks_lo_v8hi): Ditto.
4149 (vec_unpacku_hi_v4si): Ditto.
4150 (vec_unpacks_hi_v4si): Ditto.
4151 (vec_unpacku_lo_v4si): Ditto.
4152 (vec_unpacks_lo_v4si): Ditto.
4153 (sse5_pmacsww): New SSE5 intrinsic insn.
4154 (sse5_pmacssww): Ditto.
4155 (sse5_pmacsdd): Ditto.
4156 (sse5_pmacssdd): Ditto.
4157 (sse5_pmacssdql): Ditto.
4158 (sse5_pmacssdqh): Ditto.
4159 (sse5_pmacsdqh): Ditto.
4160 (sse5_pmacsswd): Ditto.
4161 (sse5_pmacswd): Ditto.
4162 (sse5_pmadcsswd): Ditto.
4163 (sse5_pmadcswd): Ditto.
4164 (sse5_pcmov_<move>): Conditional move support on SSE5.
4165 (sse5_phaddbw): New SSE5 intrinsic insn.
4166 (sse5_phaddbd): Ditto.
4167 (sse5_phaddbq): Ditto.
4168 (sse5_phaddwd): Ditto.
4169 (sse5_phaddwq): Ditto.
4170 (sse5_phadddq): Ditto.
4171 (sse5_phaddubw): Ditto.
4172 (sse5_phaddubd): Ditto.
4173 (sse5_phaddubq): Ditto.
4174 (sse5_phadduwd): Ditto.
4175 (sse5_phadduwq): Ditto.
4176 (sse5_phaddudq): Ditto.
4177 (sse5_phsubbw): Ditto.
4178 (sse5_phsubwd): Ditto.
4179 (sse5_phsubdq): Ditto.
4180 (sse5_pperm): Ditto.
4181 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4182 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4183 (sse5_pperm_sign_v8hi_v4si): Ditto.
4184 (sse5_pperm_zero_v8hi_v4si): Ditto.
4185 (sse5_pperm_sign_v4si_v2di): Ditto.
4186 (sse5_pperm_sign_v4si_v2di): Ditto.
4187 (sse5_pperm_pack_v2di_v4si): Ditto.
4188 (sse5_pperm_pack_v4si_v8hi): Ditto.
4189 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4190 (sse5_perm<mode>): New SSE5 intrinsic insn.
4191 (rotl<mode>3): Ditto.
4192 (sse5_rotl<mode>3): Ditto.
4193 (sse5_ashl<mode>3): Ditto.
4194 (sse5_lshl<mode>3): Ditto.
4195 (sse5_frcz<mode>2): Ditto.
4196 (sse5s_frcz<mode>2): Ditto.
4197 (sse5_cvtph2ps): Ditto.
4198 (sse5_cvtps2ph): Ditto.
4199 (sse5_vmmaskcmp<mode>3): Ditto.
4200 (sse5_com_tf<mode>3): Ditto.
4201 (sse5_maskcmp<mode>3): Ditto.
4202 (sse5_maskcmp_uns<mode>3): Ditto.
4203 (sse5_maskcmp_uns2<mode>3): Ditto.
4204 (sse5_pcom_tf<mode>3): Ditto.
4206 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4208 (sse5_comparison_float_operator): New predicate to match the
4209 comparison operators supported by the SSE5 com instruction.
4210 (ix86_comparison_int_operator): New predicate to match just the
4211 signed int comparisons.
4212 (ix86_comparison_uns_operator): New predicate to match just the
4213 unsigned int comparisons.
4215 * doc/invoke.texi (-msse5): Add documentation.
4216 (-mfused-madd): Ditto.
4218 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4220 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4222 (x86_64-*-*): Ditto.
4224 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4226 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4227 intrinisics for SSE5.
4229 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4232 * config/i386/mmintrin-common.h: New file, to contain common
4233 instructions between SSE4.1 and SSE5.
4235 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4236 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4237 (gen_regparm_prefix): Ditto.
4239 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4240 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4241 prototype_p to determine if a function is prototyped.
4243 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4245 * config/dfp-bit.c (dfp_conversion_exception): New function.
4246 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4247 (DFP_TO_INT): Ditto.
4248 (INT_TO_DFP): Ditto.
4249 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4251 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4254 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4255 before sp restoration even when total_size is 0, but
4256 frame_pointer_needed.
4258 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4260 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4261 (xtensa_copy_incoming_a7): Use start_sequence instead of
4262 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4263 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4264 of the saveregs sequence.
4266 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4268 * c-tree.h (grokfield): Add a "tree *" argument.
4269 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4270 Chain nested decl attributes to it. Don't call decl_attributes here.
4271 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4272 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4273 (grokfield): Take a pointer to the decl's attributes and pass
4274 it to grokdeclarator.
4275 * c-parser.c (c_parser_struct_declaration): Update the calls to
4276 grokfield. Call decl_attributes for anonymous struct and union
4279 2007-09-12 Jan Hubicka <jh@suse.cz>
4281 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4283 2007-09-12 Ira Rosen <irar@il.ibm.com>
4285 PR tree-optimization/32377
4286 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4287 between positive and negative dependence distance using DDR_REVERSED_P.
4289 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4291 PR tree-optimization/33373
4292 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4293 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4295 2007-09-12 Jan Hubicka <jh@suse.cz>
4298 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4301 2007-09-12 Christian Bruel <christian.bruel@st.com>
4303 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4304 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4306 2007-09-12 Ira Rosen <irar@il.ibm.com>
4308 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4309 for oprnd1 if not required.
4310 (vectorizable_operation): Use scalar operand in SLP in case of
4311 shift with scalar argument.
4313 2007-09-12 Ira Rosen <irar@il.ibm.com>
4315 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4318 2007-09-11 James E. Wilson <wilson@specifix.com>
4320 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4321 TARGET_UNWIND_INFO is defined.
4322 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4325 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4327 * config/sh/sh.c (calc_live_regs): Use
4328 current_function_saves_all_registers instead of
4329 current_function_has_nonlocal_label.
4330 (sh_allocate_initial_value): Likewise.
4331 (sh_get_pr_initial_val): Likewise.
4332 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4333 * config/sh/sh.md (load_ra): Likewise.
4335 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4337 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4340 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4341 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4343 2007-09-12 Sa Liu <saliu@de.ibm.com>
4345 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4346 operands to DFmode GE or LE compares.
4348 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4350 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4351 REG_CLASS_NAMES): Add P0REGS.
4352 (REGNO_REG_CLASS): Return it where appropriate.
4353 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4354 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4355 * doc/md.texi (Blackfin family): Document 'q' constraints.
4357 2007-09-11 Steve Kenton <skenton@ou.edu>
4359 * pa/linux-unwind.h: Guard with inhibit_libc.
4360 * pa/hpux-unwind.h: Likewise.
4362 2007-09-11 David Daney <ddaney@avtrex.com>
4364 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4365 * doc/install.texi: Document new --with-llsc and --without-llsc
4367 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4368 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4369 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4371 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4372 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4373 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4374 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4375 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4376 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4377 * config/mips/mips.opt (mllsc): New option.
4378 * config/mips/mips.c (mips_llsc): Define variable.
4379 (mips_handle_option): Handle mllsc option.
4380 (override_options): Set mips_print_operand_punct for '|' and '-'.
4381 (print_operand): Add new %| and %- operand codes.
4382 * config/mips/mips.h (mips_llsc_setting): New enum type.
4383 (mips_llsc): Declare.
4384 (OPTION_DEFAULT_SPECS): Add llsc handling.
4385 (GENERATE_SYNC): New macro.
4386 (GENERATE_LL_SC): New macro.
4387 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4388 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4389 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4390 in %| and %- operand codes.
4392 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4394 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4395 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4397 2007-09-11 Jason Merrill <jason@redhat.com>
4400 * stor-layout.c (layout_decl): Do pack variable size fields.
4402 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4404 * config/m68k/predicates.md (movsi_const0_operand,
4405 non_symbolic_call_operand): New predicates.
4407 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4409 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4410 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4411 CW, CZ, CS, Ap and Ac.
4413 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4414 (constraints.md): New include.
4415 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4416 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4417 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4419 (pushdi): Add split.
4420 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4421 attributes. Split tstsi_internal_68020_cf from it.
4422 (tstsi_internal_68020_cf): New pattern.
4423 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4424 (tst<mode>_cf): Specify attributea.
4425 (cmpsi_cf): Name pattern. Specify attributes.
4426 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4427 (pushexthisi_const): Fix to use alternatives. Specify
4429 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4430 from it. Fix to use alternatives. Specify attributes.
4431 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4432 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4434 (movsf_cf_soft): Specify attributes.
4435 (movdf_cf_soft): Add split.
4436 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4437 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4438 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4439 (truncdfsf2_68881): Name pattern. Specify attributes.
4440 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4441 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4442 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4444 (addsi3_5200): Fix to use alternatives. Specify attributes.
4446 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4447 (subsi3): Add alternative for subq.l. Specify attributes.
4448 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4449 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4451 (umulhisi3): Specify attributes.
4452 (mulhisisi3_z): Name pattern. Specify attributes.
4453 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4454 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4455 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4456 bsetmemqi): Specify attributes.
4457 (bsetmemqi_ext): Name pattern. Specify attributes.
4458 (bclrmemqi): Specify attributes.
4459 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4460 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4462 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4463 pattern. Specify attributes.
4464 (jump): Specify attributes.
4465 (tablejump_internal): Name pattern. Specify attributes.
4466 (call_value): Split into non_symbolic_call_value,
4467 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4468 alternatives. Specify attributes.
4469 (non_symbolic_call_value, symbolic_call_value_jsr,
4470 symbolic_call_value_bsr): New patterns.
4471 (nop, return, unlink, indirect_jump): Specify attributes.
4472 (trap): Fix condition. Specify attributes.
4475 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4476 (override_options): Initialize it. Initialize m68k_sched_cpu.
4477 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4478 (const_method): Make global, rename to m68k_const_method.
4479 (const_int_cost, output_move_const_into_data_reg): Update.
4480 (output_move_double): Parametrize to emit rtl code, rename to
4482 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4483 emit_movsi): New static functions.
4484 (output_move_double): New function with semantics of old
4486 (m68k_emit_move_double): New function.
4487 (m68k_sched_cpu): New variable.
4488 (attr_op_type): New enum.
4489 (sched_guess_p): New variable.
4490 (sched_address_type, sched_operand_type, sched_attr_op_type):
4491 New static functions.
4492 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4493 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4494 (sched_branch_type): New static variable.
4495 (m68k_sched_branch_type): New function.
4496 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4497 (m68k_symbolic_call_var): Declare.
4498 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4499 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4500 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4501 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4504 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4506 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4507 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4508 error if __builtin_va_arg_pack_len () wasn't optimized out during
4510 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4511 with the number of inline's anonymous arguments.
4512 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4514 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4516 * fold-const.c (extract_muldiv_1): Do not simplify
4519 2007-09-11 Jan Hubicka <jh@suse.cz>
4521 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4522 (TARGET_INTER_UNIT_CONVERSIONS): New.
4523 * i386.md (floatsi expanders): Remove redundant check for SImode
4524 source; offload to memory when asked for.
4525 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4526 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4528 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4529 floatsidf2_mixed_memory, floatsidf2_sse_memory
4530 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4531 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4533 2007-09-11 Jan Hubicka <jh@suse.cz>
4535 * toplev.c (process_options): all frontends now do unit-at-a-time.
4536 * cgraphunit.c: update comments.
4537 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4538 * c-decl.c (finish_function): use cgraph_add_new_function.
4539 * function.c (expand_function_end): We are always unit-at-a-time.
4541 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4543 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4544 settings for MIPS16.
4545 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4547 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4549 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4550 SYMBOL_FORCE_TO_MEM constants.
4551 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4552 (mips16_rewrite_pool_refs_info): New structure.
4553 (mips16_rewrite_pool_constant): New function, split out from...
4554 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4555 mips16_rewrite_pool_refs_info structure rather than a pointer
4556 to a constant pool. Force force_to_mem_operands into memory.
4557 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4558 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4559 * config/mips/constraints.md (kf): New constraint.
4560 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4561 (*movsi_mips16): Likewise.
4563 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4564 Nigel Stephens <nigel@mips.com>
4565 David Ung <davidu@mips.com>
4567 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4568 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4569 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4570 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4571 (mips_zero_extend_cost): New functions.
4572 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4573 Use the new functions. Tweak many cost estimates, both here
4574 and in the new subroutines. Return false when the cost of the
4575 operands has not been calculated. Check for *clear_upper32.
4576 Check for floating-point multiply-add, reciprocal and rsqrt
4577 patterns. Handle comparison and rotation codes.
4579 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4581 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4583 * config/i386/i386.c (get_dllimport_decl): Don't strip
4586 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4589 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4590 declarations to top.
4591 (DFP_TO_BFP): Use for either XFmode or TFmode.
4592 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4594 * config/dfp-bit.h: Include float.h.
4595 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4596 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4597 which doesn't mean the same thing.
4598 (BFP_KIND): Use 4 to mean TFmode.
4599 (BFP_FMT): Specify the number of decimal digits based on the
4600 number of mantissa digits.
4601 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4602 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4603 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4604 (TFtype): Define if TFmode is supported.
4605 * doc/libgcc.texi (Decimal float library routines): Document
4606 TF conversion functions.
4608 2007-09-10 Chao-ying Fu <fu@mips.com>
4610 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4611 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4612 (mips_emit_compare): Process fixed-point modes.
4613 (mips_pad_arg_upward): Support fixed-point types.
4614 (override_options): Allow fixed-point modes in accumulators.
4615 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4616 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4617 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4618 (mips_scalar_mode_supported_p): New function to accept fixed-point
4619 modes if the width is not greater than two BITS_PER_WORD.
4620 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4621 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4622 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4623 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4624 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4626 ("IMODE"): New mode attribute.
4627 (mips-fixed.md): Include.
4628 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4630 * config/mips/mips-fixed.md: New file.
4632 2007-09-11 Ben Elliston <bje@au.ibm.com>
4634 * config/spu/spu.md: Formatting fixes.
4636 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4638 * config/dfp-bit.c (dfp_unary_func): Delete.
4639 (dfp_unary_op): Delete.
4640 (dfp_binary_op): Use decFloat functions instead of decNumber
4641 functions for binary operations.
4642 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4643 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4645 (dfp_compare_op): Use decFloat functions insteadof decNumber
4646 functions for comparisons.
4647 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4648 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4650 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4651 call to dxx_binary_op and decFloat function.
4652 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4653 calls to dxx_binary_op and decFloat function.
4654 * config/dfp-bit.h: Include decFloat header files.
4655 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4656 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4657 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4658 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4660 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4661 Jan Sjodin <jan.sjodin@amd.com>
4663 * tree-vect-analyze.c (vect_analyze_operations): Change
4664 comparison of loop iterations with threshold to less than
4665 or equal to instead of less than. Reduce
4666 min_scalar_loop_bound by one.
4667 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4668 Change prologue and epilogue iterations estimate to vf/2,
4669 when unknown at compile-time. Change versioning guard
4670 cost to taken_branch_cost. If peeling for alignment is
4671 unknown at compile-time, change peel guard costs to one
4672 taken branch and one not-taken branch per peeled loop.
4673 If peeling for alignment is known but number of scalar loop
4674 iterations is unknown at compile-time, change peel guard
4675 costs to one taken branch per peeled loop. Change the cost
4676 model equation to consider vector iterations as the loop
4677 iterations less the prologue and epilogue iterations.
4678 Change outside vector cost check to less than or equal to
4679 zero instead of equal to zero.
4680 (vect_do_peeling_for_loop_bound): Reduce
4681 min_scalar_loop_bound by one.
4682 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4683 TARG_COND_NOT_TAKEN_BRANCH_COST.
4684 * config/i386/i386.h (processor_costs): Add
4685 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4686 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4687 vec_align_load_cost, vect_unalign_load_cost,
4688 vec_store_cost, cond_taken_branch_cost,
4689 cond_not_taken_branch_cost.
4690 Define macros for x86 costs.
4691 * config/i386/i386.c:
4692 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4693 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4694 scalar_to_vec_cost, vec_align_load_cost,
4695 vect_unalign_load_cost, vec_store_cost,
4696 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4697 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4698 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4699 core2_cost, generic64_cost, generic32_cost): Set to default
4701 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4702 (x86_builtin_vectorization_cost): New.
4704 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4705 Ben Elliston <bje@au.ibm.com>
4707 * dfp.c: Include decimal128Local.h;
4708 (dfp_byte_swap): Remove.
4709 (encode_decimal32, decode_decimal32): Don't handle endianness.
4710 (encode_decimal64, decode_decimal64): Ditto.
4711 (encode_decimal128, decode_decimal128): Ditto.
4712 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4714 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4716 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4717 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4719 2007-09-10 David Daney <ddaney@avtrex.com>
4721 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4723 (memory_barrier): Rewrote as an insn that clobbers memory.
4725 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4727 * config/mips/mips.c (mips_global_pointer): Check
4728 call_really_used_regs instead of call_used_regs.
4729 (mips_save_reg_p): Likewise. Save all call-saved registers
4730 if current_function_saves_all_registers. Fix indentation.
4731 No longer treat $18 as a special case.
4732 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4734 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4736 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4737 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4738 the introductory comment.
4739 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4740 (override_options): Don't test for it.
4741 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4742 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4743 * config/mips/vr.h: As for config/mips/sde.h.
4745 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4746 Revital Eres <eres@il.ibm.com>
4748 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4749 (struct ddg): Define.
4750 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4751 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4752 * config/spu/spu.c: Include ddg.h.
4753 (TARGET_SCHED_SMS_RES_MII): Define.
4754 (spu_sms_res_mii): New function to calculate mii.
4755 * modulo-sched (res_MII): Use it.
4756 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4758 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4760 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4761 pool entries since they might hold values that must not be shared.
4763 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4766 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4767 Use 'N' operand constraint for op2.
4768 (lshr<mode>3): Ditto.
4769 (ashl<mode>3): Ditto.
4770 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4771 (vec_shr_<mode>): Ditto.
4772 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4773 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4775 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4777 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4778 Change mode macro in the last real_2expN parameter to uppercase.
4780 2007-09-10 Michael Matz <matz@suse.de>
4782 * tree-pass.h (pass_cselim): Declare new pass.
4783 * passes.c (init_optimization_passes): Link in pass_cselim.
4784 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4785 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4786 cond_store_replacement.
4787 (condstoretemp): New static variable.
4788 (cond_store_replacement): New function.
4789 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4790 tree_ssa_phiopt_worker.
4791 (struct name_to_bb): New.
4792 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4793 nt_init_block, nt_fini_block): New static functions.
4794 (seen_ssa_names, nontrap_set): New static variables.
4795 (gate_cselim, pass_cselim): Define new pass.
4796 * common.opt (ftree-cselim): New flag.
4797 * toplev.c (process_options): Set flag_tree_cselim if required.
4799 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4801 * simplify-rtx.c (simplify_relational_operation_1): For recent
4802 canonicalization, don't recurse if op1 equals both PLUS arguments.
4804 2007-09-09 David Daney <ddaney@avtrex.com>
4806 * optabs.c (expand_sync_operation): Use plus insn if minus
4808 (expand_sync_fetch_operation): Ditto.
4810 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4812 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4814 (*floatsisf2_sse_vector): Likewise.
4816 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4818 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4820 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4822 * config/i386/i386.h (ix86_tune_indices): Rename
4823 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4824 (TARGET_USE_VECTOR_CONVERTS): Updated.
4825 * config/i386/i386.c: Likewise.
4827 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4828 Nigel Stephens <nigel@mips.com>
4830 * doc/invoke.texi (Overall Options): Add .sx file extension
4831 as a synonym for .S.
4832 * cppspec.c (known_suffixes): Likewise.
4833 * gcc.c (default_compilers): Likewise.
4835 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4838 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4839 * simplify-rtx.c (simplify_relational_operation_1): Add the
4840 canonicalization from i386.h.
4841 * doc/md.texi (Canonicalization of Instructions): Document it.
4843 2007-09-09 Jan Hubicka <jh@suse.cz>
4844 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4846 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4847 (TARGET_USE_VECTOR_CONVERTS): New.
4848 * i386.md: New post-reload splitters for converting SF to DF and DF to
4850 (floatsi* expander): Special case vector conversions.
4851 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4852 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4853 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4854 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4855 Disable when doing vector converts.
4856 (floatsi<mode>2_i387): Disable when
4857 * sse.md (vec_dupv2df): Export.
4858 * i386.c (ix86_tune_features): Enable SSE conversions.
4860 2007-09-09 Richard Guenther <rguenther@suse.de>
4862 * tree-ssa-operands.c (add_virtual_operand): Only mark
4863 stores as has_volatile_ops if alias information is not available.
4865 2007-09-09 Revital Eres <eres@il.ibm.com>
4867 * doc/contrib.texi: Add myself.
4869 2007-09-09 Ira Rosen <irar@il.ibm.com>
4871 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4872 stmt_vinfo_set_outside_of_loop_cost): New functions.
4873 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4874 (vect_model_simple_cost): Call
4875 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4876 field instead of calling vect_get_cost_fields.
4877 (vect_model_store_cost, vect_model_load_cost): Likewise.
4879 2007-09-09 Revital Eres <eres@il.ibm.com>
4881 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4882 declaration to bdesc_paired_preds variable.
4883 (paired_expand_builtin): Likewise.
4885 2007-09-09 Revital Eres <eres@il.ibm.com>
4887 * dbgcnt.def (sms_sched_loop): New counter.
4888 * modulo-sched.c: Use sms_sched_loop instead of
4889 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4890 perform swing modulo scheduling on. Include dbgcnt.h.
4891 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4892 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4894 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4896 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4897 Substitute all uses with ...
4898 (MODEF): New mode iterator.
4900 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4901 from pre-regalloc define_insn_and_split splitter pattern.
4902 (*fix_trunc<mode>_i387_1): Ditto.
4903 (*fistdi2_1): Ditto.
4904 (*fist<mode>2_1): Ditto.
4905 (frndintxf2_floor): Ditto.
4906 (*fist<mode>2_floor_1): Ditto.
4907 (frndintxf2_ceil): Ditto.
4908 (*fist<mode>2_ceil_1): Ditto.
4909 (frndintxf2_trunc): Ditto.
4910 (frndintxf2_mask_pm): Ditto.
4912 (prologue): Use (const_int 0) as never generated filler insn.
4914 (sibcall_epilogue): Ditto.
4915 (eh_return_si): Ditto.
4916 (eh_return_di): Ditto.
4918 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4919 using MODEF mode iterator.
4920 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4921 using MODEF mode iterator.
4922 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4923 using MODEF mode iterator.
4924 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4925 Macroize expander using MODEF mode iterator.
4927 (zero_extendsidi2): Remove operand constraints from expander.
4928 (smuldi3_highpart): Ditto.
4929 (indirect_jump): Ditto.
4932 * config/i386/sse.md (storentv4sf): Ditto.
4933 (storentv2df): Ditto.
4934 (storentv2di): Ditto.
4936 (sse2_cvtpd2ps): Ditto.
4937 (vec_interleave_highv16qi): Ditto.
4938 (vec_interleave_lowv16qi): Ditto.
4939 (vec_interleave_highv8hi): Ditto.
4940 (vec_interleave_lowv8hi): Ditto.
4941 (vec_interleave_highv4si): Ditto.
4942 (vec_interleave_lowv4si): Ditto.
4943 (vec_interleave_highv2di): Ditto.
4944 (vec_interleave_lowv2di): Ditto.
4945 (sse2_maskmovdqu): Ditto.
4946 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4948 2007-09-09 Ira Rosen <irar@il.ibm.com>
4950 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4951 (struct _slp_tree, struct _slp_instance): Define new data structures
4952 along macros for their access.
4953 (struct _loop_vec_info): Define new fields: strided_stores,
4954 slp_instances, and slp_unrolling_factor along macros for their access.
4955 (enum slp_vect_type): New.
4956 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4958 (STMT_VINFO_STRIDED_ACCESS): New macro.
4959 (vect_free_slp_tree): Declare.
4960 (vectorizable_load): Add an argument of type slp_tree.
4961 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4962 vectorizable_assignment): Likewise.
4963 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4964 Declare (make extern).
4965 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4966 (new_loop_vec_info): Likewise.
4967 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4968 * tree-vect-analyze.c: Include recog.h.
4969 (vect_update_slp_costs_according_to_vf): New.
4970 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4971 functions. For not pure SLP stmts with strided access check that the
4972 group size is power of 2. Update the vectorization factor according to
4973 SLP. Call vect_update_slp_costs_according_to_vf.
4974 (vect_analyze_group_access): New.
4975 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4976 (vect_free_slp_tree): New functions.
4977 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4978 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4979 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4980 vect_detect_hybrid_slp): Likewise.
4981 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4982 and vect_detect_hybrid_slp.
4983 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4984 SLP costs into account.
4985 (vect_get_cost_fields): New function.
4986 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4988 (vect_model_store_cost, vect_model_load_cost): Likewise.
4989 (vect_get_constant_vectors): New function.
4990 (vect_get_slp_vect_defs, vect_get_slp_defs,
4991 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4992 vect_get_vec_defs): Likewise.
4993 (vectorizable_reduction): Don't handle SLP for now.
4994 (vectorizable_call): Don't handle SLP for now. Add argument to
4995 vect_model_simple_cost.
4996 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4997 get SLPed and vectorized defs). Fix indentation and spacing.
4998 (vectorizable_assignment): Handle SLP.
4999 (vectorizable_induction): Don't handle SLP for now.
5000 (vectorizable_operation): Likewise.
5001 (vectorizable_type_demotion): Add argument to
5002 vect_model_simple_cost.
5003 (vectorizable_type_promotion): Likewise.
5004 (vectorizable_store, vectorizable_load): Handle SLP.
5005 (vectorizable_condition): Don't handle SLP for now.
5006 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5007 no SLP transformation required for unsupported cases. Add SLP
5008 argument for supported cases.
5009 (vect_remove_stores): New function.
5010 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5011 (vect_transform_loop): Schedule SLP instances.
5012 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5014 2007-09-09 Andrew Haley <aph@redhat.com>
5016 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5019 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5021 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5022 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5023 Similar for what label_refs can go in the JUMP_TARGET field. Split
5024 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5025 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5026 REG_LABEL when replacing an operand with a LABEL_REF for a
5028 (subst_reloads): When replacing a LABEL_REG with a register,
5029 instead of generating a REG_LABEL note, assert that there already
5030 is one or that the label is a known target for the insn.
5031 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5032 note, check the JUMP_LABEL field. Remove "else" after return.
5033 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5034 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5035 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5036 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5037 insns. Iterate over all notes; don't assume there's only one.
5038 * cse.c (recorded_label_ref): Adjust comment to refer to
5040 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5041 insns, not just NONJUMP_INSN_P.
5042 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5043 isn't a jump target.
5044 * jump.c (rebuild_jump_labels): Adjust head comment.
5045 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5046 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5047 (mark_all_labels): For JUMP_P insns without a target, check if the
5048 the target is noted on the previous nonjump insn.
5049 (mark_jump_label_1): New function, guts from mark_jump_label.
5050 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5051 marking jump target labels.
5052 <case LABEL_REF>: Adjust for whether to generate a
5053 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5054 For 'E' format rtl, iterate in descending element order.
5055 (delete_related_insns): Handle both REG_LABEL_TARGET and
5056 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5057 reference count, delete and fallthrough. Move finding-next-
5058 non-deleted insn last in the function. Look at all INSN_P insns
5059 for REG_LABEL_OPERAND notes.
5060 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5062 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5063 JUMP_LABEL, output the INSN_UID of it.
5064 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5065 and/or REG_LABEL_TARGET.
5066 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5067 with jump.c copy by only adding notes for labels actually
5068 referenced in the insn.
5069 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5070 usage count increment; handle all INSN_P trial insns.
5071 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5073 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5074 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5075 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5077 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5078 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5079 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5080 on all INSN_P insns.
5081 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5082 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5083 REG_LABEL_OPERAND notes.
5084 * reload1.c (calculate_needs_all_insns): Adjust comments.
5085 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5086 * config/alpha/alpha.md (split for load of an address into a
5087 four-insn sequence on Unicos/Mk): Adjust to use
5089 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5091 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5094 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5095 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5096 FOR_BB_INSNS_SAFE instead of for loop.
5097 * cse.c (cse_extended_basic_block): Likewise.
5098 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5099 that the for loop does not invoke NEXT_INSN on a deleted insn.
5100 * function.c (instantiate_virtual_regs): Likewise.
5101 * lower-subreg.c (remove_retval_note): Likewise.
5102 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5104 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5106 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5107 insn, if it's a jump.
5108 (try_redirect_by_replacing_jump): New variable jump_p. Call
5109 tablejump_p before delete_insn_chain.
5110 * reload1.c (reload): New variable next. Make sure that the for
5111 loop does not invoke NEXT_INSN on a deleted insn.
5112 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5113 (delete_output_reload): New variable prev. Make sure the the for
5114 loops do not invoke PREV_INSN on a deleted insn.
5116 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5118 * pa/constraints.md: Remove 'X' from unused letters comment.
5120 2007-09-08 Richard Guenther <rguenther@suse.de>
5122 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5123 computed check stmt_ann->references_memory instead of counting
5126 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5128 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5129 validate_change() in one more case.
5131 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5133 PR tree-optimization/32283
5134 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5135 estimated_loop_iterations.
5136 (determine_use_iv_cost_condition): Decrease cost of expressions
5137 used in iv elimination.
5139 2007-09-08 Richard Guenther <rguenther@suse.de>
5141 * tree-cfg.c (verify_gimple_expr): Avoid building new
5142 pointer types, use TYPE_POINTER_TO if available instead.
5144 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5147 PR rtl-optimization/26449
5148 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5149 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5151 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5152 define_expand. Split insn in split1 pass.
5155 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5157 PR tree-optimization/33301
5158 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5161 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5163 PR tree-optimization/32183
5164 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5166 * tree-ssa-reassoc.c: Include cfgloop.h.
5167 (is_reassociable_op): Add a loop argument and return true only
5169 (linearize_expr): Updated.
5170 (should_break_up_subtract): Likewise.
5171 (linearize_expr_tree): Likewise.
5172 (init_reassoc): Call loop_optimizer_init with
5173 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5174 with CDI_DOMINATORS.
5175 (fini_reassoc): Call loop_optimizer_finalize.
5177 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5179 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5180 if there is no i-cache.
5182 2007-09-07 Richard Guenther <rguenther@suse.de>
5185 2007-09-06 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/32586
5188 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5189 folding if nothing changed.
5190 (simplify_unary_expression): New function. Do tree combining
5191 on conversion like codes.
5192 (try_to_simplify): Call it.
5194 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5197 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5198 (__gthread_active,__gthread_start, __gthread_active_init): New.
5199 * gthr-posix95.h: Likewise.
5201 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5203 * function.h (struct function): Rename calls_unwind_init
5204 to saves_all_registers.
5205 (current_function_saves_all_registers): Renamed from
5206 current_function_calls_unwind_init.
5207 * reload1.c (reload): Set current_function_saves_all_registers.
5208 * except.c (expand_builtin_unwind_init): Likewise.
5209 * config/m68k/m68k.c (m68k_save_reg): Use
5210 current_function_saves_all_registers to save pic register.
5212 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5214 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5215 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5217 Reapply reverted changes:
5219 2007-09-06 Jan Hubicka <jh@suse.cz>
5221 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5224 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5226 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5227 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5229 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5231 * optabs.c (expand_float): Convert unsigned integer as signed only
5232 if it provides sufficient accuracy; add mode argument to real_2expN.
5233 (expand_fix): Fix comment typos; extend binary float into mode
5234 wider than destination for converion to unsigned integer; add mode
5235 argument to real_2expN.
5236 * real.c (real_2expN): Add mode argument to special-case decimal
5238 * real.h (real_2expN): Ditto.
5239 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5241 (fixed_from_string): Ditto.
5242 (fixed_to_decimal): Ditto.
5243 (fixed_convert_from_real): Ditto.
5244 (real_convert_from_fixed): Ditto.
5245 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5246 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5247 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5248 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5250 2007-09-07 Diego Novillo <dnovillo@google.com>
5252 * tree-flow.h (const_block_stmt_iterator): Remove.
5253 Update all users to use block_stmt_iterator.
5254 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5255 Update all users to use tree_stmt_iterator.
5257 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5259 * config/mips/mips.c (mips_set_current_function): Temporarily
5260 make this a no-op to fix bootstrap errors, pending rewrite.
5262 2007-09-07 Jan Hubicka <jh@suse.cz>
5264 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5267 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5269 PR tree-optimization/33299
5270 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5271 uses for all relevant loop-exit phis, not just the first.
5273 2007-09-07 Richard Guenther <rguenther@suse.de>
5276 * tree-ssa-operands.c (access_can_touch_variable): An access
5277 of the form (*p)[0] can touch a variable of same size.
5279 2007-09-07 Jan Hubicka <jh@suse.cz>
5281 * passes.c (init_optimization_passes): Add simple dce and addressable
5283 * tree-ssa.c (execute_update_addresses_taken): New function.
5284 (pass_update_address_taken): New.
5285 * tree-ssa-dse.c (execute_simple_dse): New function.
5286 (pass_simple_dse): New.
5287 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5289 2007-09-07 Tobias Burnus <burnus@net-b.de>
5292 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5294 2007-09-07 Richard Guenther <rguenther@suse.de>
5297 2007-09-06 Richard Guenther <rguenther@suse.de>
5299 PR tree-optimization/32586
5300 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5301 folding if nothing changed.
5302 (simplify_unary_expression): New function. Do tree combining
5303 on conversion like codes.
5304 (try_to_simplify): Call it.
5306 2007-09-07 Richard Guenther <rguenther@suse.de>
5307 Uros Bizjak <ubizjak@gmail.com>
5309 PR tree-optimization/32821
5310 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5311 NULL in the call to set_bb_stmt_list.
5313 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5315 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5316 float calls here, rather than leaving some to the caller.
5317 Use call_internal_direct and call_value_internal_direct.
5318 * config/mips/mips.md (call_internal_direct): New pattern.
5319 (call_value_internal_direct): Likewise.
5321 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5323 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5324 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5326 (override_options): Set mips_base_move_loop_invariants.
5328 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5330 * config/mips/mips.opt (mcode-readable=): Move to keep list
5333 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5335 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5336 and -mgpopt options. Adjust the -G documentation to match.
5337 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5338 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5339 function, split out from mips_classify_symbol. Return false for
5340 !TARGET_LOCAL_SDATA.
5341 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5342 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5343 (override_options): Check whether the -mgpopt setting is consistent
5344 with the other flags.
5345 (symbolic_expression_p): Delete.
5346 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5347 and default_elf_select_rtx_section.
5348 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5349 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5350 external data and TARGET_EXTERN_SDATA.
5352 2007-09-07 Tobias Burnus <burnus@net-b.de>
5355 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5357 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5359 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5360 FOR_BB_INSNS_SAFE instead of for loop.
5361 * cse.c (cse_extended_basic_block): Likewise.
5362 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5363 that the for loop does not invoke NEXT_INSN on a deleted insn.
5364 * function.c (instantiate_virtual_regs): Likewise.
5365 * lower-subreg.c (remove_retval_note): Likewise.
5366 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5368 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5370 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5371 insn, if it's a jump.
5372 (try_redirect_by_replacing_jump): New variable jump_p. Call
5373 tablejump_p before delete_insn_chain.
5374 * reload1.c (reload): New variable next. Make sure that the for
5375 loop does not invoke NEXT_INSN on a deleted insn.
5376 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5377 (delete_output_reload): New variable prev. Make sure the the for
5378 loops do not invoke PREV_INSN on a deleted insn.
5380 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5382 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5383 * cgraph.h (rebuild_cgraph_edges): Declare.
5384 * tree-pass.h (pass_expand_omp_ssa): New.
5385 * omp-low.c (find_omp_clause): Export.
5386 (copy_var_decl): Split from omp_copy_decl_2.
5387 (build_omp_barrier): Return the call to emit instead of emitting
5389 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5391 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5392 expand_omp_for_generic, expand_omp_for_static_nochunk,
5393 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5394 Adapted to work on SSA form.
5395 (execute_expand_omp): Do not invalidate dominance information.
5396 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5397 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5398 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5400 (force_gimple_operand): Allow gimplifying code expressions without
5402 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5403 * common.opt (fopenmp-ssa): New.
5404 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5405 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5406 * tree-cfg.c: Include tree-inline.h.
5407 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5408 (replace_by_duplicate_decl, replace_ssa_name,
5409 mark_virtual_ops_in_region): New functions.
5410 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5411 to work on SSA form.
5412 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5413 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5416 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5418 * tree-loop-linear.c: Include obstack.h.
5419 (linear_transform_loops): New obstack lambda_obstack.
5420 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5421 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5422 and free afterwards.
5423 * lambda.h (struct obstack): New forward declaration.
5424 (lambda_linear_expression_new): New parameter of type struct
5426 (lambda_loopnest_new): Likewise.
5427 (lambda_loopnest_transform): Likewise.
5428 (lambda_body_vector_new): Likewise.
5429 (lambda_body_vector_compute_new): Likewise.
5430 (gcc_loopnest_to_lambda_loopnest): Likewise.
5431 (lambda_loopnest_to_gcc_loopnest): Likewise.
5432 * lambda-code.c: Include obstack.h.
5433 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5435 (lambda_body_vector_new): Likewise.
5436 (lambda_linear_expression_new): Likewise.
5437 (lambda_lattice_new): Likewise.
5438 (lambda_loopnest_new): Likewise. Additionally use obstack to
5439 allocate LN_LOOPS(ret).
5440 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5441 it to lambda_lattice_new.
5442 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5443 Pass it to lambda_body_vector_new.
5444 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5445 it to lambda_lattice_new.
5446 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5447 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5448 (lambda_compute_target_space): Likewise.
5449 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5450 Pass it to lambda_lattice_compute_base and
5451 compute_nest_using_fourieer_motzkin.
5452 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5453 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5454 and lambda_lattice_compute_target_space.
5455 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5456 Pass it to lambda_linear_expression_new.
5457 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5458 to gcc_tree_to_linear_expression.
5459 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5460 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5461 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5462 Pass it to lambda_body_vector_new and
5463 lambda_body_vector_compute_new.
5464 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5465 (lambda-code.o): Likewise.
5467 2007-09-06 Chao-ying Fu <fu@mips.com>
5469 * ginclude/stdfix.h: New file.
5470 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5471 (convert.o): Add dependence on fixed-value.h.
5472 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5473 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5474 to define fixed-point constants.
5475 (c_cpp_builtins): Define fixed-point constants.
5476 * convert.c (fixed-value.h): New include.
5477 (convert_to_real): Update comment to include fixed-point.
5478 Support FIXED_POINT_TYPE.
5479 (convert_to_integer): Update comment to include fixed-point.
5480 Support FIXED_POINT_TYPE.
5481 (convert_to_complex): Support FIXED_POINT_TYPE.
5482 (convert_to_fixed): New function.
5483 * convert.h (convert_to_fixed): Declare.
5484 * genopinit.c: Add comment about $Q for only fixed-point modes.
5485 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5486 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5487 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5488 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5489 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5490 usneg_optab for fixed-point modes.
5491 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5493 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5494 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5495 unsigned saturation optabs, when type is saturating.
5496 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5497 (expand_fixed_convert): New function.
5498 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5499 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5500 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5501 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5502 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5503 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5505 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5506 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5507 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5508 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5509 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5511 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5512 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5513 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5514 fractuns, satfractuns.
5515 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5516 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5517 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5518 OTI_ssmsub_widen, OTI_usmsub_widen.
5519 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5520 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5521 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5522 umsub_widen_optab, usmsub_widen_optab): Define.
5523 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5525 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5527 (expand_fixed_convert): Declare.
5528 * expr.c (convert_move): Support the move of fixed-point modes.
5529 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5530 (categorize_ctor_elements_1): Handle FIXED_CST.
5531 (count_type_elements): Handle FIXED_POINT_TYPE.
5532 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5533 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5535 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5536 multiply and add/subtract for fixed-point types.
5537 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5538 mode, we jump to binop directly.
5539 Support FIXED_CONVERT_EXPR.
5540 (do_store_flag): Check FIXED_CST to put a constant second.
5541 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5542 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5543 (const_vector_from_tree): Support FIXED_CST.
5544 * doc/extend.texi (Fixed-Point): New node.
5545 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5546 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5547 satfract, fractuns, satfractuns): Document them.
5549 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5551 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5552 addresses into I registers.
5554 2007-09-06 Jan Hubicka <jh@suse.cz>
5555 Andreas Tobler <a.tobler@schweiz.org>
5557 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5559 (machopic_legitimize_pic_address): Likewise.
5561 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5562 Jan Hubicka <jh@suse.cz>
5564 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5565 instead of ufloat_optab->handlers directly.
5566 (floatdidf2): Likewise.
5568 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5570 * config/mips/mips.c: Include diagnostic.h.
5571 (mips_set_current_function): Check errorcount and sorrycount
5572 before generating RTL.
5574 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5577 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5578 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5579 (print_operand_reloc): Likewise.
5581 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5585 2007-09-06 Jan Hubicka <jh@suse.cz>
5587 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5590 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5592 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5593 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5595 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5597 * optabs.c (expand_float): Convert unsigned integer as signed only
5598 if it provides sufficient accuracy; add mode argument to real_2expN.
5599 (expand_fix): Fix comment typos; extend binary float into mode
5600 wider than destination for converion to unsigned integer; add mode
5601 argument to real_2expN.
5602 * real.c (real_2expN): Add mode argument to special-case decimal
5604 * real.h (real_2expN): Ditto.
5605 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5607 (fixed_from_string): Ditto.
5608 (fixed_to_decimal): Ditto.
5609 (fixed_convert_from_real): Ditto.
5610 (real_convert_from_fixed): Ditto.
5611 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5612 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5613 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5614 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5616 2007-09-06 Tom Tromey <tromey@redhat.com>
5618 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5619 * c-pch.c (c_common_read_pch): Restore current location after
5621 * tree.c (expand_location): Update.
5622 (expr_filename): Changed return type. Unified the two cases.
5623 (expr_lineno): Likewise.
5624 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5626 * toplev.c (line_table): Changed type.
5627 (general_init): Update.
5628 (realloc_for_line_map): New function.
5629 (general_init): Allocate line_table using GC.
5630 * fix-header.c (line_table): Changed type.
5631 (read_scan_file): Update.
5632 (read_scan_file): Update.
5633 * c-ppoutput.c (maybe_print_line): Update.
5634 (print_line): Update.
5635 (cb_line_change): Update.
5636 (cb_define): Update.
5637 (pp_file_change): Update.
5638 * c-opts.c (c_common_init_options): Update.
5639 (finish_options): Update.
5640 (push_command_line_include): Update.
5641 * c-lex.c (cb_line_change): Update.
5642 (cb_def_pragma): Update.
5643 (cb_define): Update.
5645 (c_lex_with_flags): Use cpp_get_token_with_location.
5646 * input.h (line_table): Changed type.
5647 (location_from_locus): New macro.
5648 * tree.h (EXPR_FILENAME): No longer an lvalue.
5649 (EXPR_LINENO): Likewise.
5650 (expr_locus, set_expr_locus): Declare separately for
5651 USE_MAPPED_LOCATION.
5652 (expr_filename, expr_lineno): Changed return type.
5653 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5654 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5655 (expand_gimple_basic_block): Likewise.
5656 * final.c (final_scan_insn): Use expanded_location.
5658 2007-09-06 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/32586
5661 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5662 folding if nothing changed.
5663 (simplify_unary_expression): New function. Do tree combining
5664 on conversion like codes.
5665 (try_to_simplify): Call it.
5666 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5667 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5669 2007-09-06 Jan Hubicka <jh@suse.cz>
5672 * cse.c (fold_rtx): Avoid invalid sharing.
5674 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5676 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5677 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5679 2007-09-06 Revital Eres <eres@il.ibm.com>
5681 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5682 Fix offsettable memory reference for 750CL.
5684 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5686 * reload.c (find_reloads_address_1): Try to preserve original
5687 base/index regclass of operands.
5688 * regrename.c (scan_rtx_address): Likewise.
5689 (replace_oldest_value_addr): Likewise.
5691 2007-09-06 Richard Guenther <rguenther@suse.de>
5693 PR tree-optimization/33302
5694 * domwalk.c (walk_dominator_tree): The exit block is
5695 interesting even if it is not reachable.
5697 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5700 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5702 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5704 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5707 2007-09-05 Ian Lance Taylor <iant@google.com>
5709 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5711 (dump_generic_node): Likewise.
5712 * print-rtl.c (print_decl_name): Likewise.
5713 * print-tree.c (print_node_brief): Likewise.
5714 (print_node): Likewise.
5715 * Makefile.in (RTL_BASE_H): Add alias.h.
5718 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5720 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5722 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5723 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5725 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5727 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5728 (tm_defines): Define UCLIBC_DEFAULT to 1.
5729 (extra_options): Add linux.opt.
5730 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5731 (CRT_CALL_STATIC_FUNCTION): Likewise.
5732 (NO_IMPLICIT_EXTERN_C): Likewise.
5733 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5734 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5735 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5736 (ENDFILE_SPEC): Don't define.
5737 (LIB_SPEC): Likewise.
5738 (CRT_CALL_STATIC_FUNCTION): Likewise.
5739 (NO_IMPLICIT_EXTERN_C): Likewise.
5740 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5741 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5743 2007-09-06 Jan Hubicka <jh@suse.cz>
5745 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5748 2007-09-06 Jan Hubicka <jh@suse.cz>
5750 * opts.c (common_handle_option): Enable inlining functions for
5753 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5755 * builtin-attrs.def (ATTR_NONNULL_3): New.
5756 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5757 ATTR_NOTHROW_NONNULL_##FA.
5758 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5759 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5760 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5761 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5762 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5763 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5764 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5766 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5767 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5768 ATTR_FORMAT_NOTHROW_3_4): Remove.
5769 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5770 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5771 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5772 instead of ATTR_FORMAT_*_*.
5774 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5776 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5777 parts re-used for REG_FRAME_RELATED_EXPR.
5779 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5781 * optabs.c (expand_float): Convert unsigned integer as signed only
5782 if it provides sufficient accuracy; add mode argument to real_2expN.
5783 (expand_fix): Fix comment typos; extend binary float into mode
5784 wider than destination for converion to unsigned integer; add mode
5785 argument to real_2expN.
5786 * real.c (real_2expN): Add mode argument to special-case decimal
5788 * real.h (real_2expN): Ditto.
5789 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5791 (fixed_from_string): Ditto.
5792 (fixed_to_decimal): Ditto.
5793 (fixed_convert_from_real): Ditto.
5794 (real_convert_from_fixed): Ditto.
5795 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5796 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5797 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5798 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5800 2007-09-05 Ian Lance Taylor <iant@google.com>
5802 * init-regs.c (initialize_uninitialized_regs): Call
5803 emit_insn_before rather than add_insn_before.
5805 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5807 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5808 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5809 * tree-inline.h (copy_body_data): Add call_expr field.
5810 * tree-inline.c (expand_call_inline): Initialize call_expr.
5811 (copy_bb): Append anonymous inline fn arguments to arguments
5812 when inlining a CALL_EXPR_VA_ARG_PACK call.
5813 * builtins.c (expand_builtin): Issue an error if
5814 BUILT_IN_VA_ARG_PACK is seen during expand.
5815 (fold_call_expr, fold_builtin_call_array): Don't fold
5816 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5817 __builtin_va_arg_pack () call as last argument.
5818 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5819 function is __builtin_va_arg_pack (), decrease number of call
5820 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5821 * expr.c (expand_expr_real_1): Issue an error if
5822 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5823 * tree-pretty-print.c (dump_generic_node): Handle printing
5824 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5825 * doc/extend.texi (__builtin_va_arg_pack): Document.
5827 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5829 PR tree-optimization/21513
5830 * builtins.c (build_builtin_expect_predicate): New function.
5831 (fold_builtin_expect): Add argument for expected value.
5832 Distribute __builtin_expect over short-circuiting operations.
5833 Fold nested builtin_expects.
5834 (fold_builtin_2): Adjust call to fold_builtin_expect.
5836 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5839 PR tree-optimization/13756
5840 * doc/invoke.texi (Options That Control Optimization): Document
5843 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5845 * gcc/config/i386/cpuid.h: New file.
5846 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5847 (describe_cache): Shrink size and line strings to 100 bytes.
5848 (detect_caches_amd): Return "" for unsupported max_ext_level.
5849 Use __cpuid function.
5850 (detect_caches_intel): Return "" for unsupported max_level.
5851 Use __cpuid function.
5852 (host_detect_local_cpu): Change feature flag variables to
5853 unsigned int. Initialize only extended feature flag variables.
5854 Use __get_cpuid_max to determine max supported cpuid level.
5855 Use __cpuid function to determine supported features. Fix
5856 calculation of family id. Remove is_amd and check signature
5857 directly. Check for Geode signature. Handle family 4 id.
5858 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5859 cpu discovery code to lower part of the function.
5860 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5861 for sub-architecture.
5862 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5863 [PROCESSOR_K8]: Add k8-sse3 architecture.
5864 [PROCESSOR_NOCONA]: Remove.
5865 [PROCESSOR_GENERIC64]: Ditto.
5866 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5867 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5868 to check for SSE and FXSAVE support.
5869 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5870 Add -minline-all-stringops.
5871 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5872 (x86_64-*-*): Ditto.
5874 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5876 * config/bfin/linux-unwind.h: New file.
5877 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5878 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5880 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5882 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5883 * stmt.c: Include alloc-pool.h.
5884 (struct case_node): Remove GTY marker.
5885 (add_case_node): New parameter case_node_pool. Use it for
5887 (expand_case): New allocation pool case_node_pool. Initialize it,
5888 pass to add_case_node and free it.
5890 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5891 David Ung <davidu@mips.com>
5892 Nigel Stephens <nigel@mips.com>
5894 Add mips16/nomips16 function attributes and -mflip-mips16 option
5895 for testing mixed-mode compilation.
5897 * config/mips/mips.opt (mflip-mips16): New.
5899 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5900 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5902 * config/mips/mips.c (mips_base_target_flags): New.
5903 (mips_base_mips16): New.
5904 (mips_base_schedule_insns): New.
5905 (mips_base_reorder_blocks_and_partition): New.
5906 (mips_base_align_loops): New.
5907 (mips_base_align_jumps): New.
5908 (mips_base_align_functions): New.
5909 (mips16_flipper): New.
5910 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5911 (TARGET_SET_CURRENT_FUNCTION): Define.
5912 (mips_mips16_type_p, mips_nomips16_type_p): New.
5913 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5914 (mips_function_ok_for_sibcall): Make it deal with functions with
5916 (mips_init_split_addresses): New, split out from override_options.
5917 (mips_init_relocs): New, split out from override_options.
5918 (was_mips16_p): New.
5919 (mips_set_mips16_mode): New, split out from override_options.
5920 (mips_set_current_function): New.
5921 (override_options): Add sorry for unsupported mips16/pic
5922 combination. Remove error for mips16/dsp combination. Save
5923 base option settings.
5924 (mips_file_start): Move mips16 mode setting output from here....
5925 (mips_output_function_prologue): ....to here.
5926 (mips_output_mi_thunk): Check for mips16 function.
5927 (build_mips16_function_stub): Don't set .mips16 here.
5928 (build_mips16_call_stub): Likewise.
5929 (mips_expand_builtin): Error in mips16 mode.
5930 (mips_use_mips16_mode_p): New.
5931 (mips_encode_section_info): Check for mips16 function, and set
5932 SYMBOL_REF_FLAGS accordingly.
5934 * doc/extend.texi (Function Attributes): Document new
5935 mips16/nomips16 attributes.
5936 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5937 (MIPS Options): Document -mflip-mips16.
5939 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5941 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5942 if we encounter TLS address in MIPS16 mode.
5943 (mips_legitimize_const_move): Check cannot_force_const_mem for
5944 the (const (plus symbol offset)) case; this forces invalid TLS
5945 address in MIPS16 mode to be caught by the above call to sorry.
5946 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5947 because that now enables emutls, which is not ABI compatible
5948 with native TLS in non-MIPS16 mode.
5950 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5952 Add target hook invoked when cfun changes.
5954 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5955 * target.h (struct gcc_target): Add set_current_function.
5956 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5957 (TARGET_INITIALIZER): Add initializer for set_current_function.
5958 * tree.h (push_struct_function): New.
5959 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5961 (set_cfun): Declare.
5962 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5964 (push_function_context_to): Use allocate_struct_function
5965 to create null context, not init_dummy_function_start. Use set_cfun.
5966 (pop_function_context_from): Use set_cfun.
5967 (in_dummy_function): New.
5968 (invoke_set_current_function_hook): New.
5970 (push_cfun, pop_cfun): Use set_cfun.
5971 (push_struct_function): New.
5972 (allocate_struct_function): Call invoke_set_current_function_hook
5974 (prepare_function_start): Don't set cfun here. Remove unused
5975 argument; fix all callers.
5976 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5977 push_struct_function.
5978 (init_function_start): Set cfun here.
5979 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5980 * omp-low.c (create_omp_child_function): Use push_struct_function
5981 and pop_cfun to save/restore state.
5982 (expand_omp_parallel): Remove unused saved_cfun variable.
5983 * cgraphunit.c (ipa_passes): Use set_cfun.
5984 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5985 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5986 * matrix-reorg.c (transform_allocation_sites): Likewise.
5987 (matrix_reorg): Use set_cfun.
5988 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5989 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5990 assignment to cfun; use set_cfun for the other.
5991 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5992 (dump_function_to_file): Use push_cfun/pop_cfun here.
5993 * c-decl.c (finish_function): Use set_cfun.
5995 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5997 * regrename.c (rerename_optimize): Use deferred rescanning and
5998 insert explicit calls to rescan insns when changed.
6000 2007-09-05 Jan Hubicka <jh@suse.cz>
6002 * optabs.c (libfunc_entry): Change optab to integer.
6003 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6004 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6005 of pointers for hashing.
6007 2007-09-05 Jan Hubicka <jh@suse.cz>
6009 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6011 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6012 * see.c (pass_see): Likewise.
6013 * tracer.c (pass_tracer): Likewise.
6014 * postreload-gcse.c (pass_gcse2): Likewise.
6015 * postreload.c (pass_postreload_cse): Likewise.
6016 * mode-switching.c (pass_mode_switching): Likewise.
6017 * modulo-sched.c (pass_sms): Likewise.
6018 * cse.c (cse_insn): Likewise.
6019 * web.c (pass_web): Likweise.
6020 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6021 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6022 * loop-init.c (pass_rtl_loop_init): Likewise.
6023 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6024 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6025 * global.c (pass_global_alloc): Likewise.
6026 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6027 pass_if_after_reload): Likewise.
6028 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6029 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6030 * regmove.c (pass_regmove): Likewise.
6031 * function.c (pass_thread_prologugues_epilogues): Likewise.
6032 * gcse.c (pass_gcse): Likewise.
6033 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6034 * lower-subreg.c (pass_lower_subreg2): Likewise.
6035 * bt-load.c (pass_branch_target_load): Likewise.
6036 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6037 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6038 * combine.c (pass_combine): Likewise.
6039 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6040 (pass_partition_blocks): Likewise.
6041 * var-tracking.c (pass_variable_track): Likewise.
6042 * reg-stack.c (pass_stack_regs_run): Likewise.
6043 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6044 * passes.c (pass_postreload): Likewise.
6045 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6046 * tree-pass.h (TODO_verify_rtl_sharing): New.
6047 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6048 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6049 TODO_set_props, TODO_df_finish, TODO_df_verify,
6050 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6052 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6054 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6055 fold_real_zero_addition_p, reorder_operands_p,
6056 div_if_zero_remainder, fold_undefer_overflow_warnings,
6057 int_binop_types_match_p, fold_convert_const_int_from_int,
6058 fold_convert_const_int_from_real,
6059 fold_convert_const_int_from_fixed,
6060 fold_convert_const_real_from_real,
6061 fold_convert_const_real_from_fixed,
6062 fold_convert_const_fixed_from_fixed,
6063 fold_convert_const_fixed_from_int,
6064 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6065 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6066 debug_fold_checksum, multiple_of_p): Constify.
6067 * tree-flow-inline.h (get_lineno): Likewise.
6068 * tree-flow.h (get_lineno): Likewise.
6069 * tree-object-size.c (compute_object_offset, addr_object_size,
6070 alloc_object_size, pass_through_call): Likewise.
6071 * tree-pretty-print.c (op_symbol, print_call_name,
6072 print_struct_decl, do_niy): Likewise.
6073 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6074 debug_fold_checksum): Likewise.
6076 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6079 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6080 note, remove the associated REG_RETVAL note.
6082 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6084 * config.gcc (powerpc*-*-*): Install
6085 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6086 * config/rs6000/spu2vmx.h: New header.
6087 * config/rs6000/si2vmx.h: New header.
6088 * config/rs6000/vec_types.h: New header.
6090 2007-09-05 Ben Elliston <bje@au.ibm.com>
6092 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6094 2007-09-05 Ben Elliston <bje@au.ibm.com>
6096 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6098 (__stdcx): Make asm volatile.
6099 (__stwcx, __stdcx): Return only 0 or 1.
6101 2007-09-05 Jan Hubicka <jh@suse.cz>
6105 2007-09-04 Jan Hubicka <jh@suse.cz>
6106 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6108 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 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6114 * config/rs6000/tramp.asm: Include config.h.
6115 Check __PIC__ or __pic__ macro instead of SHARED.
6117 PR rtl-optimization/32300
6118 * see.c (see_copy_insn): New function.
6119 (see_def_extension_not_merged, see_merge_one_use_extension,
6120 see_merge_one_def_extension): Use it. Avoid changing
6121 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6122 into sequences. Call df_insn_delete on temporary insns
6123 that won't be emitted into the insn stream.
6124 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6125 and run df_process_deferred_rescans () before run_fast_dce.
6127 PR tree-optimization/33017
6128 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6129 recurse for pure or const function calls.
6131 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6133 * c-format.c: Include alloc-pool.h.
6134 (check_format_info_main): New argument fwt_alloc. Use allocation
6135 pool instead of GC. Remove GC deallocation code.
6136 (check_format_arg): Create allocation pool, pass it to
6137 check_format_info_main and free it afterwards.
6138 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6140 2007-09-05 Ben Elliston <bje@au.ibm.com>
6142 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6143 Rename count macro arugment for clarity.
6144 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6145 (__protected_stream_set): Likewise, pass 0.
6147 2007-09-04 Jan Hubicka <jh@suse.cz>
6149 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6151 2007-09-04 Jan Hubicka <jh@suse.cz>
6153 * invoke.texi (-finline-small-functions): Document.
6154 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6155 when deciding what is inlinable.
6156 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6157 (cgraph_decide_inlining_of_small_function): Handle new flags.
6158 (cgraph_decide_inlining_incrementally): Likewise.
6159 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6160 * common.opt (finline-small-functions): New.
6161 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6163 2007-09-04 Richard Guenther <rguenther@suse.de>
6165 * tree-ssa-operands.c (add_virtual_operand): Only mark
6166 stores as has_volatile_ops if alias information is not available.
6168 2007-09-04 Andrew Haley <aph@redhat.com>
6170 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6172 2007-09-04 Andrew Haley <aph@redhat.com>
6174 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6175 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6176 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6178 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6181 * common.opt: Mention ABI version 2 in comment.
6183 2007-09-04 Jan Hubicka <jh@suse.cz>
6185 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6186 (libfunc_entry): New structure.
6187 (libfunc_hash): New hashtable.
6188 (hash_libfunc): New function.
6189 (eq_libfunc): New function.
6190 (convert_optab_libfunc): New function.
6191 (optab_libfunc): New function.
6192 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6193 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6194 expand_float, expand_fix, new_optab, new_convert_optab):
6195 Update for new libfunc API.
6196 (init_libfunc, init_integral_libfuncs,
6197 init_floating_libfuncs, init_interclass_conv_libfuncs
6198 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6199 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6200 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6201 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6202 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6203 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6204 gen_extend_conv_libfunc): New.
6205 (init_one_libfunc): Revamp for hashtables.
6206 (set_conv_libfunc): Likewise.
6207 (init_optabs): Initialize hashtable; use lazy initialization where
6209 * optabs.h (optab_handlers): Move out of GGC.
6210 (optab, convert_optab): Move out of GGC; add lazy gen info.
6211 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6212 (optab_libfunc, convert_optab_libfunc): New.
6213 * builtins.c (expand_builtin_powi): Update for new API.
6214 * expr.c (convert_move): Likewise.
6215 * expmed.c (expand_divmod): Likewise.
6217 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6219 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6220 GOT pointer only if there is a constant pool. Use the allocated space
6223 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6225 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6228 2007-09-04 Revital Eres <eres@il.ibm.com>
6229 Richard Guenther <rguenther@suse.de>
6230 R. Clint Whaley <whaley@cs.utsa.edu>
6232 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6234 * tree-tailcall.c (process_assignment): Use -fassociative-math
6235 when reodering operands of floating-point type.
6236 * fold-const.c (fold_comparison, fold_binary): Use
6237 -fassociative-math and -freciprocal-math instead of
6238 -funsafe-math-optimization flag.
6239 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6240 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6241 -freciprocal-math instead of -funsafe-math-optimizations.
6242 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6243 -fassociative-math when -ffast-math is set.
6244 (set_unsafe_math_optimizations_flags): New Function
6245 to set -freciprocal-math and -fassociative-math when
6246 -funsafe-math-optimizations is set.
6247 (common_handle_option): Call it.
6248 * tree-vectorizer.c (vect_is_simple_reduction): Use
6249 -fassociative-math when doing reduction on floats.
6250 * loop-unroll.c (analyze_insn_to_expand_var): Use
6251 -fassociative-math when expanding an accumulator of type float.
6252 * simplify-rtx.c (simplify_binary_operation_1): Use
6253 -fassociative-math and -freciprocal-math when reordeing operands
6254 of floating-point type.
6255 * combine.c (combine_simplify_rtx): Likewise.
6256 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6258 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6260 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6263 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6265 2007-09-04 Jan Hubicka <jh@suse.cz>
6267 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6269 2007-09-04 Jan Hubicka <jh@suse.cz>
6271 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6272 and corresponding MATCH_DUP.
6274 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6277 * combine.c (subst): Do not try to simplify X if it represents load
6278 of FP constant from the constant pool via float extension.
6280 2007-09-04 Ben Elliston <bje@au.ibm.com>
6282 * c-opts.c: Include "tm_p.h".
6283 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6285 2007-09-04 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/33291
6288 * tree-pretty-print.c (dump_generic_node): Dump all
6289 qualifiers for pointer types, not only first. Dump
6290 qualifiers for aggregate types as well.
6291 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6292 use the canonical type for building ARRAY_REFs.
6293 * gimplify.c (canonicalize_addr_expr): Clean up. The
6294 correct validness check is compatibility of the pointer
6295 types. Always use the canonical type for building
6296 ARRAY_REFs and ADDR_EXPRs.
6297 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6298 change that disabled propagation of ADDR_EXPRs into statements
6301 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6303 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6304 (umulsi3_highpart): Make into expanders; existing insns are
6305 now named *[insn]_nov6. Add stars to existing [insn]_v6
6306 counterparts' names.
6308 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6310 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6311 (unprotoize.o): Remove SHLIB_MULTILIB.
6313 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6315 * doc/extend.texi: Document progmem attribute for AVR.
6317 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6320 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6322 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6324 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6327 * optabs.c: Remove unnecessary forward declarations.
6328 (expand_unop_direct): New, broken out of expand_unop.
6329 (expand_doubleword_clz): New.
6330 (expand_ctz): Move above expand_ffs. Use
6331 start_sequence, end_sequence, add_equal_note, and
6332 expand_unop_direct. Add more commentary.
6333 (expand_ffs): Try both ctz optab and expand_ctz.
6334 Generate a test and branch if the hardware doesn't give us
6335 a useful value for input zero. Style improvements similar to
6338 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6340 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6342 * config.gcc: Delete stanza for arm-semi-aof and
6343 armel-semi-aof targets.
6344 * config/arm/arm-protos.h
6346 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6347 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6348 delete aof_pic_label and remove mention of AOF in comments.
6349 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6351 * config/arm/semiaof.h
6352 * config/arm/t-semi: Delete file.
6354 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6356 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6357 CONST_CAST_BB): New macros for type-specific casts.
6358 (CONST_CAST): Add a TYPE parameter and define it in terms of
6361 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6362 * c-lex.c (cb_ident, lex_string): Likewise,
6363 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6364 * config/i386/i386.c (ix86_function_regparm,
6365 ix86_function_sseregparm): Use CONST_CAST_TREE.
6366 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6368 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6369 give_switch, set_multilib_dir): Likewise,
6370 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6371 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6372 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6373 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6374 * prefix.c (update_path): Likewise,
6375 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6376 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6377 * tree-cfg.c (tree_can_merge_blocks_p,
6378 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6379 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6380 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6381 (attribute_list_contained): Use CONST_CAST_TREE.
6383 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6385 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6387 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6390 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6391 before forcing them into a register.
6393 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6395 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6396 rather than define_code_macro.
6398 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6400 * gcc.c (xputenv): New function.
6401 (putenv_from_prefixes): Use xputenv instead of putenv.
6402 (process_command): Use xputenv instead of putenv.
6403 (set_collect_gcc_options): Use xputenv instead of putenv.
6404 (main): Use xputenv instead of putenv.
6406 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6408 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6409 availability of swap instruction.
6410 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6412 2007-09-03 Revital Eres <eres@il.ibm.com>
6414 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6417 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6418 Ayal Zaks <zaks@il.ibm.com>
6419 Revital Eres <eres@il.ibm.com>
6421 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6422 compute_split_row): New functions.
6423 (ps_unschedule_node): Remove.
6424 (normalize_sched_times): Iterate over the already scheduled
6425 insns instead of the number of nodes.
6426 (MAX_SPLIT_NUM): New definition.
6427 (sms_schedule_by_order): Change the scheduling heuristic to
6428 avoid useless increases of initiation interval ii.
6429 (get_sched_window): Add dump printouts.
6431 2007-09-02 David Daney <ddaney@avtrex.com>
6433 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6434 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6435 (optab, insn): Add more attributes.
6436 (fetchop_bit): New code macro.
6437 (immediate_insn): New code macro attribute.
6438 (sync): Change condition to ISA_HAS_SYNC.
6439 (rdhwr): Change predicate for operand 0 to register_operand.
6440 (memory_barrier): New expand.
6441 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6442 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6443 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6444 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6445 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6446 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6447 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6448 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6449 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6451 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6452 Hans-Peter Nilsson <hp@axis.com>
6454 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6455 Defined to describe availability and behavior of CLZ.
6456 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6457 * config/cris/cris.opt: Tweak comment for "-metrax4".
6458 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6459 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6460 (count_leading_zeros): Define.
6462 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6464 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6466 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6470 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6473 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6475 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6476 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6477 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6478 sched-deps.c, sched-int.h, system.h, target.h,
6479 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6480 tree.def: Fix comment typos.
6482 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6484 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6485 (override_options): Turn on -mstrict-align on non-ColdFire
6487 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6489 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6491 * c-common.c (const_strip_array_types): Delete.
6492 * c-common.h (const_strip_array_types): Likewise.
6493 * emit-rtl.c (const_next_insn, const_previous_insn,
6494 const_next_nonnote_insn, const_prev_nonnote_insn,
6495 const_next_real_insn, const_prev_real_insn,
6496 const_next_active_insn, const_prev_active_insn, const_next_label,
6497 const_prev_label): Delete.
6498 * gimple-low.c (block_may_fallthru): Use expr_last.
6499 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6500 * rtl.h (const_previous_insn, const_next_insn,
6501 const_prev_nonnote_insn, const_next_nonnote_insn,
6502 const_prev_real_insn, const_next_real_insn,
6503 const_prev_active_insn, const_next_active_insn, const_prev_label,
6504 const_next_label): Delete.
6505 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6506 * system.h (CONST_CAST): Update comment.
6507 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6508 (const_first_stmt, const_last_stmt): Delete.
6509 (tree_block_ends_with_condjump_p): Use last_stmt.
6510 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6511 * tree-iterator.c (const_expr_first, const_expr_last,
6512 const_expr_only): Delete.
6513 * tree.c (const_lookup_attribute): Likewise.
6514 (attribute_list_contained): Use lookup_attribute.
6515 * tree.h (const_lookup_attribute, const_expr_first,
6516 const_expr_last, const_expr_only): Delete.
6518 2007-09-01 Richard Guenther <rguenther@suse.de>
6520 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6521 instead of TREE_THIS_VOLATILE.
6522 * tree-ssa-operands.c (add_virtual_operand): Do not set
6523 has_volatile_ops. Do not check s_ann for NULL.
6524 (get_indirect_ref_operands): Likewise.
6525 (get_expr_operands): Likewise. For all reference trees
6526 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6527 check base of reference for TREE_THIS_VOLATILE.
6529 2007-09-01 Richard Guenther <rguenther@suse.de>
6531 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6532 between integral types. Also allow conversions between
6535 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6537 * optabs.c (prepare_float_lib_cmp): Use
6538 libgcc_cmp_return_mode instead of word_mode.
6539 * config/dfp-bit.h: Likewise.
6540 * config/fp-bit.h: Likewise.
6541 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6543 (spu_libgcc_shift_count_mode): New function.
6544 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6545 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6547 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6549 * tree-pretty-print.c: Include output.h.
6550 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6551 HOST_WIDE_INT_PRINT_DEC.
6552 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6554 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6556 PR rtl-optimization/33224
6557 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6558 to the analysed region.
6560 2007-08-31 Richard Guenther <rguenther@suse.de>
6562 * function.c (allocate_struct_function): Do not set
6563 current_function_returns_pointer.
6564 * function.h (struct var_refs_queue): Remove.
6565 (struct simple_obstack_stack): Likewise.
6566 (struct function): Remove fixup_var_refs_queue member.
6567 Remove returns_pointer flag.
6568 (current_function_returns_pointer): Remove define.
6570 2007-08-31 Nick Clifton <nickc@redhat.com>
6572 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6573 secondary keys in order to obtain a stable sort.
6575 2007-08-31 Nick Clifton <nickc@redhat.com>
6578 * config/m32r/constraints.md: Add W constraint for integer zero.
6579 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6580 Fix length calculation by using alternatives.
6582 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6584 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6585 split out from expand_binop.
6586 (avoid_expensive_constant): New function.
6587 (expand_binop_directly): Remove commutative_op argument and
6588 (expand_binop_directly): Remove commutative_op argument and
6589 call cummutative_optab_p instead. Do not change op0 or op1
6590 when swapping xop0 and xop1. Apply avoid_expensive_constant
6591 to each argument after potential swapping. Enforce the
6592 canonical order of commutative operands.
6593 (expand_binop): Use shift_optab_p and commutative_optab_p.
6594 Update the calls to expand_binop_directly. Only force constants
6595 into registers when widening an operation. Only swap operands
6596 once a direct expansion has been rejected.
6597 (expand_twoval_binop): Only force constants into registers when
6598 using a direct expansion.
6600 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6602 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6603 (sched_analyze_insn): Don't postprocess speculative dependencies when
6604 target has no scheduling.
6605 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6606 'uninitialized' warning.
6608 2007-08-31 Richard Guenther <rguenther@suse.de>
6610 * tree.c (build_complex_type): Always set TYPE_NAME for
6613 2007-08-31 Olivier Hainque <hainque@adacore.com>
6615 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6616 internal macro. Default alignment factor for csect directives, chosen
6617 to match what BIGGEST_ALIGNMENT allows.
6618 (DATA_SECTION_ASM_OP): Use it.
6619 * config/rs6000/rs6000.c
6620 (rs6000_xcoff_output_readonly_section_asm_op):
6621 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6622 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6624 2007-08-31 Olivier Hainque <hainque@adacore.com>
6626 * dbxout.c (dbxout_block): Move declaration within the first
6627 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6628 block to include the definition, together with the associated
6631 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6632 Revital Eres <eres@il.ibm.com>
6634 * doc/invoke.texi (-mpaired): Document flag.
6635 * config.gcc: Include paired.h in powerpc extra_headers and
6636 750cl.h in powerpc-*-linux*paired*.
6637 * config/rs6000/rs6000.opt (-mpaired): New flag.
6638 * config/rs6000/rs6000.c (paired_init_builtins,
6639 paired_expand_builtin, paired_expand_lv_builtin,
6640 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6641 New functions to support the paired single builtin functions.
6642 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6643 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6645 (bdesc_paired_preds): New structure for paired predicate
6647 (rs6000_expand_builtin): Expand paired single builtins.
6648 (rs6000_init_builtins): Init paired single builtins.
6649 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6650 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6651 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6652 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6653 (rs6000_vector_mode_supported_p): Support paired vector mode.
6654 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6655 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6657 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6658 (DATA_ALIGNMENT): Likewise.
6659 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6660 (rs6000_builtins): Add PAIRED builtins.
6661 * config/rs6000/rs6000.md: Include paired.md.
6662 * config/rs6000/paired.h: New.
6663 * config/rs6000/paired.md: New.
6664 * config/rs6000/750cl.h: New.
6665 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6667 2007-08-30 Ollie Wild <aaw@google.com>
6669 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6670 * gcc.c (default_compilers): Add -fno-directives-only to
6671 @assembler-with-cpp.
6673 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6677 * regclass.c (initial_fixed_regs): Revert previous change and make
6679 (initial_call_used_regs): Likewise.
6680 (initial_call_really_used_regs): Delete, reverting previous addition.
6681 (initial_reg_names): Likewise.
6682 (init_reg_sets): Revert previous change.
6683 (saved_fixed_regs): New.
6684 (saved_call_used_regs): New.
6685 (saved_call_really_used_regs): New.
6686 (saved_reg_names): New.
6687 (save_register_info): New.
6688 (restore_register_info): New.
6689 (init_reg_sets_1): Replace reset of register info with call to
6690 restore_register_info.
6691 * rtl.h (save_register_info): Declare.
6692 * toplev.c (backend_init): Call save_register_info.
6694 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6696 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6697 from the original statement.
6699 2007-08-30 Chao-ying Fu <fu@mips.com>
6701 * c-lex.c (interpret_fixed): Declare.
6702 (interpret_float): Process _Fract and _Accum.
6703 (interpret_fixed): New function.
6704 * final.c (output_addr_const): Process CONST_FIXED.
6705 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6706 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6708 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6710 (simplify_immed_subreg): Support CONST_FIXED.
6711 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6712 (simplify_subreg): Support CONST_FIXED.
6714 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6716 * config/rs6000/ppu_intrinsics.h: New file.
6717 * config.gcc (powerpc*-*-* <extra_headers>): Install
6720 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6722 * cfg.c (dump_flow_info): Change to also print entry and exit
6724 * print-rtl.c (print_rtl_single): Allow to print rtl with
6727 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6729 * df-core.h (df_dump_region): New function.
6730 * df.h (df_dump_region): New function.
6731 * loop-invariant.c (find_defs): Add call to df_dump_region.
6732 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6735 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6738 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6739 true if any of the compare_section_name calls returned true,
6740 rather than if any returned false.
6742 2007-08-30 Richard Guenther <rguenther@suse.de>
6744 PR tree-optimization/33199
6745 * tree-ssa-structalias.c (handle_lhs_call): New function.
6746 (find_func_aliases): In non-IPA mode make sure that for
6747 calls that return a pointer we add a constraint for the
6748 result to point to anything.
6750 2007-08-30 Richard Guenther <rguenther@suse.de>
6752 * doc/invoke.texi (-mveclibabi): Document new target option.
6753 * config/i386/i386.opt (-mveclibabi): New target option.
6754 * config/i386/i386.c (ix86_veclib_handler): Handler for
6755 vectorization library support.
6756 (override_options): Handle the -mveclibabi option, initialize
6757 the vectorization library handler.
6758 (ix86_builtin_vectorized_function): As fallback call the
6759 vectorization library handler, if set.
6760 (ix86_veclibabi_acml): New static function for ACML ABI style
6761 vectorization support.
6763 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6765 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6766 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6767 SImode and update m. Don't run gen_lowpart_common on arbitrary
6768 memory address, force it to register first.
6771 * dce.c (dce_process_block): Don't delete setters of
6772 artificially used registers.
6774 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6776 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6777 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6778 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6780 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6782 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6784 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6785 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6787 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6789 * system.h: Activate -Wcast-qual as warning-only.
6791 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6794 * config/rs6000/rs6000.c (compare_section_name): New function.
6795 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6798 2007-08-29 Olivier Hainque <hainque@adacore.com>
6800 * xcoffout.c: #include debug.h.
6801 * Makefile.in (xcoffout.o): Add debug.h dependency.
6803 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6805 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6806 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6808 2007-08-29 Richard Guenther <rguenther@suse.de>
6810 * tree-pretty-print.c (dump_generic_node): Print
6811 label DECL_UID as D.%u.
6812 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6814 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6816 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6817 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6819 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6822 * tree.c (build_type_attribute_qual_variant): Set canonical types
6823 on the final, unqualified attribute variant before building the
6826 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6828 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6829 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6831 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6834 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6835 * config/bfin/bfin.md (composev2hi): Put operands into vector
6838 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6840 * config/bfin/bfin.md (composev2hi): Put operands into vector
6843 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6845 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6846 attribute when appropriate.
6847 (bfin_handle_l1_text_attribute): New.
6848 (bfin_handle_l1_data_attribute): New.
6849 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6850 l1_data_A and l1_data_B.
6851 * doc/extend.texi (node Function Attributes): Document l1_text
6853 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6854 l1_data_A and l1_data_B variable attributes.
6856 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6858 * config/bfin/bfin.opt (minline-plt): Add.
6859 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6860 call to global functions.
6861 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6862 (Blackfin Options): Document -minline-plt.
6864 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6866 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6867 given a non-function.
6868 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6870 2007-08-28 DJ Delorie <dj@redhat.com>
6872 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6874 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6878 2007-08-28 Richard Guenther <rguenther@suse.de>
6880 * tree.h (struct tree_function_decl): Increase size of
6881 function_code bitfield.
6883 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6884 Kazu Hirata <kazu@codesourcery.com>
6886 * gcc/config/m68k/linux.h
6887 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6888 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6889 (m68k_return_in_memory): New.
6890 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6893 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6896 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6897 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6898 operand) when top VEC_SELECT extracts scalar element.
6899 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6900 (*vec_extract_v4sf_mem): Ditto.
6902 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6905 * passes.c (init_optimization_passes): Move pass_df_finish
6906 after pass_postreload sublist.
6908 PR rtl-optimization/33148
6909 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6910 (neg (lt X 0)) if X has scalar int mode.
6913 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6914 initializer, use build_vector_from_ctor if possible to create
6915 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6916 even after this, return NULL.
6918 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6920 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6922 2007-08-28 Richard Guenther <rguenther@suse.de>
6924 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6925 (struct tree_function_decl): Make function_code a bitfield.
6926 Add disregard_inline_limits flag.
6927 * cgraphunit.c (cgraph_process_new_functions): Check
6928 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6929 (cgraph_preserve_function_body_p): Likewise.
6930 * ipa-inline.c (compute_inline_parameters): Likewise.
6931 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6932 for GNU C extern inline functions.
6933 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6934 * tree-inline.c (disregard_inline_limits_p): Remove.
6935 * tree-inline.h (disregard_inline_limits_p): Likewise.
6936 * c-common.c (handle_always_inline_attribute): Set
6937 DECL_DISREGARD_INLINE_LIMITS.
6938 * langhooks.c (add_builtin_function): Verify the function code
6939 fits in the bitfield.
6941 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6942 Vladimir Yanovsky <yanov@il.ibm.com>
6943 Revital Eres <eres@il.ibm.com>
6944 Andrey Belevantsev <abel@ispras.ru>
6946 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6948 * modulo-sched.c: Add documentation regarding do-loop.
6949 (doloop_register_get): Change number of arguments to support
6950 the new do-loop pattern and check whether COUNT_REG has no other
6951 occurences in the loop besides in the control part.
6952 (duplicate_insns_of_cycles): Do not duplicate the insn which
6953 changes count_reg as it is already adjusted.
6954 (generate_prolog_epilog): New argument to support the new
6955 do-loop pattern. Change the subtract instruction to use
6956 expand_simple_binop. Call duplicate_insns_of_cycles with new
6958 (sms_schedule): Call doloop_register_get and
6959 generate_prolog_epilog with new argument. Do not handle loops
6960 with single sets insns with subreg in their lhs.
6961 * loop-doloop.c (doloop_optimize): Support for another do-loop
6963 (doloop_condition_get): Gets an instruction instead of a pattern
6964 and change the return condition when the do-loop pattern is
6966 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6967 deps when considering to not create edges.
6969 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6971 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6974 2007-08-27 Jason Merrill <jason@redhat.com>
6977 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6978 zero-sized types after calling gimplify_modify_expr_rhs.
6980 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6982 * regclass.c (init_reg_autoinc): Fix typo.
6984 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6986 Fix PR tree-optimization/33173
6987 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6989 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6992 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6993 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6996 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6997 David Ung <davidu@mips.com>
6998 Nigel Stephens <nigel@mips.com>
7000 Separate target-specific initialization from general
7001 back-end initialization.
7003 * toplev.c (init_alignments): New, split out from...
7004 (process_options): ...here.
7005 (backend_init_target): New, split out from...
7006 (backend_init): ...here.
7007 (lang_dependent_init_target): New, split out from...
7008 (lang_dependent_init): ...here.
7009 (target_reinit): New.
7010 * toplev.h (target_reinit): Declare.
7011 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7012 now can be called more than once. Update comments.
7013 * expr.h (init_expr_target): Likewise.
7014 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7015 now can be called more than once. Explicitly zero
7016 static_reg_base_value.
7017 * emit-rtl.c (init_emit_regs): New, split out from...
7018 (init_emit_once): Here.
7019 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7020 non-const, so that changes from command-line arguments can overwrite
7021 values provided by the static initializers.
7022 (initial_call_really_used_regs): New, used similarly to the above.
7023 (initial_reg_names): Likewise.
7024 (last_mode_for_init_move_cost): Promoted function-local static to
7025 file-scope static to make it accessible outside init_move_cost.
7026 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7027 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7028 reg_names since it is needed for parsing command-line options.
7029 (init_move_cost): Use last_mode_for_init_move_cost instead of
7030 function-local static.
7031 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7032 call_really_used_regs now. Reinitialize reg_names. Also
7033 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7034 reg_class_superunion. Clear losing_caller_save_reg_set.
7035 Preserve global registers if called more than once. Reset
7036 move cost, may_move_in_cost, may_move_out_cost, and
7037 last_mode_for_init_move_cost.
7038 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7039 can now be invoked more than once. Update comments.
7040 (init_regs): Update comments.
7041 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7042 and initial_call_really_used_regs, instead of the non-initial
7043 variables. This allows us to save the command-line register settings
7044 after target reinitialization.
7045 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7046 * rtl.h (init_emit_regs): Declare.
7047 (init_reg_modes_target, init_alias_target): Renamed as described
7049 * reload1.c (init_reload): Update comments.
7050 * optabs.c (init_optabs): Likewise.
7051 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7053 2007-08-26 Chao-ying Fu <fu@mips.com>
7055 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7058 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7060 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7062 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7064 * bb-reorder.c (copy_bb_p): Likewise.
7065 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7066 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7067 block_ends_with_condjump_p): Likewise.
7068 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7069 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7070 block_ends_with_condjump_p): Likewise.
7071 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7072 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7073 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7074 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7075 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7076 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7077 debug_true_const_tree instad of debug_true_tree.
7078 * debug.c (do_nothing_debug_hooks): Likewise.
7079 * debug.h (ignore_block, debug_true_const_tree): Constify.
7080 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7081 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7082 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7083 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7084 dbx_reg_number, is_based_loc, field_type,
7085 simple_type_align_in_bits, simple_decl_align_in_bits,
7086 simple_type_size_in_bits, field_byte_offset, insert_float,
7087 type_tag, member_declared_type, is_redundant_typedef,
7088 secname_for_decl, is_inlined_entry_point): Likewise.
7089 * emit-rtl.c (const_next_insn, const_previous_insn,
7090 const_next_nonnote_insn, const_prev_nonnote_insn,
7091 const_next_real_insn, const_prev_real_insn,
7092 const_next_active_insn, const_prev_active_insn, const_next_label,
7093 const_prev_label): Likewise.
7094 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7096 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7097 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7098 sched_insn_is_legitimate_for_speculation_p): Likewise.
7099 * jump.c (reversed_comparison_code_parts,
7100 reversed_comparison_code, reversed_comparison, condjump_label):
7102 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7103 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7105 * rtl.h (const_previous_insn, const_next_insn,
7106 const_prev_nonnote_insn, const_next_nonnote_insn,
7107 const_prev_real_insn, const_next_real_insn,
7108 const_prev_active_insn, const_next_active_insn, const_prev_label,
7109 const_next_label, modified_between_p, modified_in_p,
7110 const_note_storeskeep_with_call_p, condjump_label,
7111 reversed_comparison, reversed_comparison_code,
7112 reversed_comparison_code_parts, memory_modified_in_insn_p,
7113 stack_regs_mentioned): Likewise.
7114 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7115 keep_with_call_p): Likewise.
7116 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7117 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7118 sd_lists_size, sd_lists_empty_p): Likewise.
7119 * sched-int.h (sched_insns_conditions_mutex_p,
7120 haifa_classify_insn, no_real_insns_p,
7121 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7122 sd_lists_size, sd_lists_empty_p): Likewise.
7123 * sdbout.c (sdb_debug_hooks): Likewise.
7124 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7125 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7126 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7128 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7129 tree_can_throw_internal): Likewise.
7130 * tree-flow-inline.h (phi_nodes): Likewise.
7131 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7132 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7133 * tree-gimple.c (const_get_call_expr_in): Likewise.
7134 * tree-gimple.h (const_get_call_expr_in): Likewise.
7135 * tree.c (const_lookup_attribute, attribute_list_equal,
7136 attribute_list_contained): Likewise.
7137 * tree.h (attribute_list_equal, attribute_list_contained,
7138 const_lookup_attribute): Likewise.
7139 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7141 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7143 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7144 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7146 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7149 * config/alpha/constraints.md: Delete "svn:mime-type" property
7150 with svn propdel "svn:mime-type".
7152 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7155 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7156 non NOTE insn doesn't cross basic block.
7157 (noce_try_abs): Likewise.
7158 (noce_process_if_block): Likewise.
7160 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7163 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7164 operand without auto-inc-dec.
7165 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7166 offsettable_mem_operand.
7167 (floatunssidf2_internal): Same.
7168 (fix_truncdfsi2_internal): Same.
7169 (floatsidf_ppc64): Same.
7170 (floatunssidf_ppc64): Same.
7171 (fix_trunctfsi2_internal): Same.
7173 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7176 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7177 pass defines needed for version.c.
7179 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7181 * configure.ac (--debug-prefix-map check): Change assembler
7182 version presumed to have feature to 2.18.
7183 * configure: Regenerate.
7185 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7187 * c-common.c (vector_types_convertible_p,
7188 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7189 self_promoting_args_p): Constify.
7190 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7191 c_promoting_integer_type_p, self_promoting_args_p,
7192 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7193 * c-decl.c (anon_aggr_type_p): Likewise.
7194 * * c-dump.c (dump_stmt): Likewise.
7195 * c-objc-common.c (has_c_linkage): Likewise.
7196 * c-tree.h (same_translation_unit_p): Likewise.
7197 * c-typeck.c (null_pointer_constant_p,
7198 tagged_types_tu_compatible_p, function_types_compatible_p,
7199 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7200 comptypes_internal, struct tagged_tu_seen_cache,
7201 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7202 c_size_in_bytes): Likewise.
7203 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7204 hash_ptr, eq_ptr): Likewise.
7205 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7206 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7207 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7208 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7210 * optabs.c (optab_for_tree_code): Likewise.
7211 * optabs.h (optab_for_tree_code): Likewise.
7212 * rtl.h (simplify_rtx): Likewise.
7213 * simplify-rtx.c (simplify_rtx): Likewise.
7214 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7215 dump_flag, dump_node): Likewise.
7216 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7217 queue_and_dump_type, dump_flag): Likewise.
7218 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7219 * tree-pass.h (dump_node): Likewise.
7220 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7221 supportable_narrowing_operation): Likewise.
7222 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7223 supportable_narrowing_operation): Likewise.
7224 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7225 is_negative_overflow_infinity, is_positive_overflow_infinity,
7226 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7227 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7228 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7229 ssa_name_nonzero_p, fp_predicate): Likewise.
7230 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7231 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7232 ssa_name_nonnegative_p): Likewise.
7234 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7236 * config.gcc : Add x86_64-elf target.
7238 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7240 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7242 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7243 Nigel Stephens <nigel@mips.com>
7247 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7248 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7249 * expr.c (SET_BY_PIECES_P): Define.
7250 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7251 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7252 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7254 * expr.h (SET_RATIO): Define.
7255 (can_store_by_pieces, store_by_pieces): Update prototypes.
7256 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7257 can_store_by_pieces/store_by_pieces.
7258 (expand_builtin_memcpy_args): Likewise.
7259 (expand_builtin_strncpy): Likewise.
7260 (expand_builtin_memset_args): Likewise. Also remove special case
7261 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7262 decide what to do instead.
7263 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7264 to can_store_by_pieces.
7266 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7267 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7269 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7270 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7271 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7272 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7273 (STORE_BY_PIECES_P): Define.
7275 2007-08-24 Tom Tromey <tromey@redhat.com>
7277 * varpool.c (varpool_last_needed_node): Fix comment typo.
7278 * c-decl.c (duplicate_decls): Fix comment typo.
7279 (clone_underlying_type): Update comment.
7281 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7283 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7284 alpha_in_small_data_p, alpha_split_complex_arg,
7285 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7287 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7288 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7290 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7291 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7292 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7293 * config/darwin.c (darwin_binds_local_p): Likewise.
7294 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7296 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7297 i386_pe_valid_dllimport_attribute_p): Likewise.
7298 * config/i386/i386.c (ix86_function_regparm,
7299 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7300 x86_can_output_mi_thunk, ix86_mangle_type,
7301 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7302 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7303 i386_pe_binds_local_p): Likewise.
7304 * config/ia64/ia64.c
7305 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7306 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7307 ia64_invalid_conversion, ia64_invalid_unary_op,
7308 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7310 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7311 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7312 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7313 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7314 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7315 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7316 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7317 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7318 * config/pa/pa.c (pa_commutative_p): Likewise.
7319 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7321 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7322 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7323 rs6000_use_blocks_for_constant_p,
7324 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7325 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7326 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7327 * config/s390/s390.c (s390_mangle_type,
7328 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7330 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7331 th_in_small_data_p): Likewise.
7332 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7333 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7335 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7336 sparc_mangle_type): Likewise.
7337 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7338 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7339 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7341 * hooks.c (hook_bool_mode_const_rtx_false,
7342 hook_bool_mode_const_rtx_true,
7343 hook_bool_const_tree_hwi_hwi_const_tree_false,
7344 hook_bool_const_tree_hwi_hwi_const_tree_true,
7345 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7346 hook_constcharptr_const_tree_null,
7347 hook_constcharptr_const_rtx_null,
7348 hook_constcharptr_const_tree_const_tree_null,
7349 hook_constcharptr_int_const_tree_null,
7350 hook_constcharptr_int_const_tree_const_tree_null): New.
7351 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7352 hook_bool_tree_hwi_hwi_tree_false,
7353 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7354 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7355 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7356 hook_constcharptr_int_tree_null,
7357 hook_constcharptr_int_tree_tree_null): Delete.
7358 (default_can_output_mi_thunk_no_vcall): Constify.
7359 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7360 hook_bool_tree_hwi_hwi_tree_false,
7361 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7362 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7363 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7364 hook_constcharptr_int_tree_null,
7365 hook_constcharptr_int_tree_tree_null): Delete.
7366 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7367 hook_bool_const_tree_hwi_hwi_const_tree_false,
7368 hook_bool_const_tree_hwi_hwi_const_tree_true,
7369 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7370 hook_constcharptr_const_tree_null,
7371 hook_constcharptr_const_rtx_null,
7372 hook_constcharptr_const_tree_const_tree_null,
7373 hook_constcharptr_int_const_tree_null,
7374 hook_constcharptr_int_const_tree_const_tree_null): New.
7375 (default_can_output_mi_thunk_no_vcall): Constify.
7376 * integrate.c (function_attribute_inlinable_p): Likewise.
7377 * integrate.h (function_attribute_inlinable_p): Likewise.
7378 * jump.c (rtx_renumbered_equal_p): Likewise.
7379 * output.h (decl_readonly_section, categorize_decl_for_section,
7380 default_use_anchors_for_symbol_p, default_binds_local_p,
7381 default_binds_local_p_1): Likewise.
7382 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7384 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7385 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7386 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7387 TARGET_COMP_TYPE_ATTRIBUTES,
7388 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7389 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7390 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7391 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7392 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7393 * target.h (can_output_mi_thunk, needs_block_p,
7394 first_cycle_multipass_dfa_lookahead_guard_spec,
7395 vector_alignment_reachable, comp_type_attributes,
7396 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7397 commutative_p, use_blocks_for_constant_p,
7398 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7399 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7400 invalid_within_doloop, valid_dllimport_attribute_p,
7401 split_complex_arg, invalid_arg_for_unprototyped_fn,
7402 invalid_conversion, invalid_unary_op, invalid_binary_op):
7404 * targhooks.c (default_invalid_within_doloop,
7405 hook_invalid_arg_for_unprototyped_fn,
7406 default_builtin_vector_alignment_reachable): Likewise.
7407 (hook_bool_rtx_commutative_p): Delete.
7408 (hook_bool_const_rtx_commutative_p): New.
7409 * targhooks.h (default_invalid_within_doloop,
7410 default_builtin_vector_alignment_reachable,
7411 hook_invalid_arg_for_unprototyped_fn): Constify.
7412 (hook_bool_rtx_commutative_p): Delete.
7413 (hook_bool_const_rtx_commutative_p): New.
7414 * varasm.c (bss_initializer_p, decl_default_tls_model,
7415 categorize_decl_for_section, decl_readonly_section,
7416 default_use_anchors_for_symbol_p, default_binds_local_p,
7417 default_binds_local_p_1): Constify.
7419 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7421 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7422 __NO_BUILTIN if -fno-builtin.
7424 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7426 * config/bfin/bfin.c (print_operand): Report error instead of
7427 ICE for wrong operand.
7429 2007-08-24 Michael Matz <matz@suse.de>
7431 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7433 2007-08-24 Richard Guenther <rguenther@suse.de>
7436 * tree-ssa.c (useless_type_conversion_p): Split into a
7437 recursive and a non-recursive part.
7438 (useless_type_conversion_p_1): New function.
7439 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7440 from maybe_fold_offset_to_reference is trivially convertible
7441 to the desired type before doing the simplification.
7443 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7445 * expr.c (store_expr): Optimize initialization of an array
7447 * expr.h (builtin_strncpy_read_str): New prototype.
7448 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7451 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7454 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7455 field when initializing if_info structure.
7457 2007-08-24 Richard Guenther <rguenther@suse.de>
7459 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7461 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7462 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7463 * tree-inline.c (inlinable_function_p): Fold in common parts of
7464 the cannot_inline_tree_fn langhook.
7465 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7466 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7467 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7468 cannot_inline_tree_fn langhook.
7469 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7470 cannot_inline_tree_fn member.
7472 2007-08-24 Richard Guenther <rguenther@suse.de>
7474 * expr.c (get_inner_reference): Do computation of bitoffset
7475 from offset in a way we can detect overflow reliably.
7477 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7479 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7481 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7483 * config/bfin/bfin.opt (mfast-fp): Add.
7484 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7485 libbffastfp override libgcc if -mfast-fp.
7486 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7487 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7488 (Blackfin Options): Document -mfast-fp.
7490 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7492 PR tree-optimization/32573
7494 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7495 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7496 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7497 (build_classic_dist_vector): Return false rather than true if
7498 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7499 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7500 returned false. Don't call save_dist_v before calling
7501 build_classic_dist_vector_1.
7502 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7503 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7504 DDR_DIR_VECTS vectors.
7506 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7508 * configure.ac (leb128): Modify sed statement to work with any
7509 binutils version string.
7510 * configure: Regenerate
7512 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7514 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7515 Wrap in RTX_CODE macro guard.
7516 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7517 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7518 arm_mark_dllimport, arm_pe_encode_section_info,
7519 arm_pe_unique_section): Use ISO-C function declarations.
7520 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7521 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7522 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7524 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7525 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7527 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7529 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7530 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7531 (register_move_cost): Use ISO-C function declarations.
7532 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7533 * config/score/score-protos.h (score_declare_object): Add
7535 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7537 * final.c (profile_function): Avoid empty if-bodies.
7540 * calls.c (must_pass_in_stack_var_size,
7541 must_pass_in_stack_var_size_or_pad): Constify.
7542 * config/alpha/alpha-protos.h (function_value): Likewise.
7543 * config/alpha/alpha.c (alpha_return_in_memory,
7544 alpha_pass_by_reference, function_value,
7545 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7546 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7548 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7549 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7550 TARGET_PROMOTE_PROTOTYPES): Likewise.
7551 * config/arm/arm-protos.h (arm_return_in_memory,
7552 arm_pad_arg_upward, arm_function_value): Likewise.
7553 * config/arm/arm.c (arm_pass_by_reference,
7554 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7555 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7556 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7558 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7559 * config/avr/avr-protos.h (avr_function_value): Likewise.
7560 * config/avr/avr.c (avr_return_in_memory,
7561 gas_output_limited_string, gas_output_ascii, avr_function_value,
7562 avr_return_in_memory): Likewise.
7563 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7564 * config/bfin/bfin.c (bfin_pass_by_reference,
7565 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7566 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7568 * config/cris/cris.c (cris_pass_by_reference,
7569 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7570 * config/crx/crx.c (crx_return_in_memory): Likewise.
7571 * config/darwin.c (function_base, machopic_function_base_name):
7573 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7574 TARGET_PROMOTE_PROTOTYPES): Likewise.
7575 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7576 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7577 * config/i386/i386-protos.h (ix86_return_in_memory,
7578 ix86_sol10_return_in_memory): Likewise.
7579 * config/i386/i386.c (ix86_function_value,
7580 ix86_function_sseregparm, ix86_must_pass_in_stack,
7581 type_natural_mode, classify_argument, examine_argument,
7582 construct_container, ix86_pass_by_reference, function_value_32,
7583 function_value_64, ix86_function_value_1, return_in_memory_32,
7584 return_in_memory_64, return_in_memory_ms_64,
7585 ix86_return_in_memory, ix86_sol10_return_in_memory,
7586 TARGET_PROMOTE_PROTOTYPES): Likewise.
7587 * config/ia64/ia64-protos.h (ia64_function_value,
7588 ia64_hpux_function_arg_padding): Likewise.
7589 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7590 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7591 ia64_hpux_function_arg_padding): Likewise.
7592 * config/iq2000/iq2000-protos.h (function_arg,
7593 iq2000_function_value): Likewise.
7594 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7595 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7596 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7597 function_arg, iq2000_function_value): Likewise.
7598 * config/m32c/m32c-protos.h (m32c_function_value,
7599 m32c_promote_function_return): Likewise.
7600 * config/m32c/m32c.c (m32c_pass_by_reference,
7601 m32c_promote_prototypes, m32c_promote_function_return,
7602 m32c_function_value): Likewise.
7603 * config/m32r/m32r.c (m32r_return_in_memory,
7604 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7605 m32r_in_small_data_p): Likewise.
7606 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7608 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7609 m68hc11_function_arg_padding): Likewise.
7610 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7611 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7612 m68k_function_value): Likewise.
7613 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7614 mcore_function_value): Likewise.
7615 * config/mcore/mcore.c (handle_structs_in_regs,
7616 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7617 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7618 mcore_num_arg_regs, mcore_function_value): Likewise.
7619 * config/mips/mips-protos.h (mips_pad_arg_upward,
7620 mips_function_value): Likewise.
7621 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7622 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7623 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7624 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7625 mips_function_value): Likewise.
7626 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7628 * config/mmix/mmix.c (mmix_pass_by_reference,
7629 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7630 mmix_encode_section_info): Likewise.
7631 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7633 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7634 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7635 mn10300_function_value): Likewise.
7636 * config/mt/mt-protos.h (mt_function_value): Likewise.
7637 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7638 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7639 * config/pa/pa-protos.h (function_arg_padding, function_value,
7640 pa_return_in_memory): Likewise.
7641 * config/pa/pa.c (pa_pass_by_reference,
7642 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7643 function_arg_padding, function_value, pa_return_in_memory):
7645 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7646 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7647 function_arg_padding): Likewise.
7648 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7649 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7650 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7651 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7652 function_arg_padding, altivec_expand_dst_builtin,
7653 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7654 altivec_init_builtins, rs6000_common_init_builtins,
7655 rs6000_function_value): Likewise.
7656 * s390/s390-protos.h (s390_function_value): Likewise.
7657 * config/s390/s390.c (s390_function_arg_size,
7658 s390_pass_by_reference, s390_return_in_memory,
7659 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7660 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7661 * config/score/score-protos.h (score_function_value): Likewise.
7662 * config/score/score.c (score_arg_partial_bytes,
7663 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7664 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7665 score_pass_by_reference, score_add_offset, score_function_value):
7667 * config/sh/sh-protos.h (sh_attr_renesas_p,
7668 sh_promote_prototypes): Likewise.
7669 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7670 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7671 sh_attr_renesas_p): Likewise.
7672 * config/sparc/sparc-protos.h (function_value,
7673 function_arg_padding): Likewise.
7674 * config/sparc/sparc.c (sparc_promote_prototypes,
7675 sparc_return_in_memory, sparc_pass_by_reference,
7676 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7677 function_arg_record_value_2, function_arg_record_value_1,
7678 function_arg_record_value, function_arg_record_value,
7679 function_arg_padding, function_value): Likewise.
7680 * config/spu/spu-protos.h (spu_function_value): Likewise.
7681 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7682 spu_function_value): Likewise.
7683 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7685 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7686 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7687 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7689 * config/v850/v850.c (v850_return_in_memory,
7690 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7691 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7692 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7693 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7694 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7696 * explow.c (promote_mode, hard_function_value): Likewise.
7697 * expr.h (hard_function_value, promote_mode): Likewise.
7698 * function.c (aggregate_value_p): Likewise.
7699 * hooks.c (hook_bool_const_tree_true): New.
7700 * hooks.h (hook_bool_const_tree_true): New.
7701 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7702 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7703 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7704 TARGET_RETURN_IN_MSB): Likewise.
7705 * target.h (promote_function_args, promote_function_return,
7706 promote_prototypes, return_in_memory, return_in_msb,
7707 pass_by_reference, must_pass_in_stack, callee_copies,
7708 function_value): Likewise.
7709 * targhooks.c (default_return_in_memory,
7710 hook_pass_by_reference_must_pass_in_stack,
7711 hook_callee_copies_named,
7712 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7713 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7714 default_function_value): Likewise.
7715 * targhooks.h (default_return_in_memory,
7716 hook_pass_by_reference_must_pass_in_stack,
7717 hook_callee_copies_named,
7718 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7719 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7720 default_function_value): Likewise.
7721 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7722 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7723 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7724 * tree.c (needs_to_live_in_memory): Likewise.
7725 * tree.h (struct tree_type, needs_to_live_in_memory,
7726 aggregate_value_p, must_pass_in_stack_var_size,
7727 must_pass_in_stack_var_size_or_pad): Likewise.
7728 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7729 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7730 lookup_filename): Likewise.
7732 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7736 fake fcomi i387 instruction for !TARGET_CMOVE.
7737 (ix86_expand_branch): Expand natural sequence with one jump for
7738 all targets, not only TARGET_CMOVE.
7739 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7740 pattern to implement fake fcomi sequence. Split instruction after
7741 reload to correct compare sequences.
7742 (*cmpfp_xf_cc): Ditto.
7743 (*cmpfp_<mode>_cc): Ditto.
7744 (*cmpfp_u_cc): Ditto.
7745 (*cmpfp_<mode>_cc): Ditto.
7747 2007-08-23 Richard Guenther <rguenther@suse.de>
7749 * tree-pretty-print.c (dump_generic_node): Annotate
7750 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7752 2007-08-23 Richard Guenther <rguenther@suse.de>
7754 * builtins.c (expand_builtin_mathfn): Wrap argument in
7755 save_expr directly instead of re-building the call.
7756 (expand_builtin_mathfn_2): Likewise.
7757 (expand_builtin_mathfn_3): Likewise.
7758 (expand_builtin_interclass_mathfn): Likewise.
7759 (expand_builtin_int_roundingfn): Set arg.
7760 (expand_builtin_int_roundingfn_2): Likewise.
7762 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7764 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7765 *sse_nand<mode>3, *sse_xor<mode>3): New.
7767 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7769 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7770 * config/i386/i386.c (print_operand): Handle ';' code. Output
7771 semicolon for TARGET_MACHO.
7772 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7773 emit semicolon after 'lock' prefix.
7774 (sync_double_compare_and_swap<mode>): Ditto.
7775 (*sync_double_compare_and_swapdi_pic): Ditto.
7776 (*sync_compare_and_swap_cc<mode>): Ditto.
7777 (sync_double_compare_and_swap_cc<mode>): Ditto.
7778 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7779 (sync_old_add<mode>): Ditto.
7780 (sync_add<mode>): Ditto.
7781 (sync_sub<mode>): Ditto.
7782 (sync_ior<mode>): Ditto.
7783 (sync_and<mode>): Ditto.
7784 (sync_xor<mode>): Ditto.
7786 2007-08-22 Chao-ying Fu <fu@mips.com>
7788 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7790 (copy_rtx): Handle CONST_FIXED.
7791 (rtx_equal_p): Likewise.
7792 * rtl.h (fixed_value.h): New include.
7793 (rtx_def): Add a new field of fixed_value to u.
7794 (XCNMPFV): Define for accessing fixed_value.
7795 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7797 * rtl.def (CONST_FIXED): New constant.
7798 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7799 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7800 US_ASHIFT): New codes.
7801 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7802 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7803 unsigned_fract_convert, unsigned_sat_fract): Document them.
7804 * varasm.c (assemble_integer): Extend to support fixed-point constants
7805 by using different machine classes.
7806 (decode_addr_const): Handle FIXED_CST.
7807 (const_hash_1): Likewise.
7808 (compare_constant): Likewise.
7809 (copy_constant): Likewise.
7810 (const_rtx_hash_1): Handle CONST_FIXED.
7811 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7812 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7814 (initializer_constant_valid_p): Handle FIXED_CST.
7815 (output_constant): Support FIXED_POINT_TYPE.
7816 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7817 * cse.c (hash_rtx): Support CONST_FIXED.
7818 (exp_equiv_p): Likewise.
7819 (cannon_reg): Likewise.
7820 (fold_rtx): Likewise.
7821 (equiv_constant): Likewise.
7822 (cse_process_notes_1): Likewise.
7823 (count_reg_usage): Likewise.
7824 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7825 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7826 (wrap_constant): Check CONST_FIXED.
7827 (cselib_hash_rtx): Support CONST_FIXED.
7828 (cselib_subst_to_values): Likewise.
7829 * df-scan.c (df_uses_record): Likewise.
7830 * gcse.c (want_to_gcse_p): Likewise.
7831 (oprs_unchanged_p): Likewise.
7832 (oprs_not_set_p): Likewise.
7833 (compute_transp): Likewise.
7834 (extract_mentioned_regs_helper): Likewise.
7835 * genemit.c (gen_exp): Likewise.
7836 * local-alloc.c (equiv_init_varies_p): Likewise.
7837 (contains_replace_regs): Likewise.
7838 (memref_referenced_p): Likewise.
7839 * loop-invariant.c (check_maybe_invariant): Likewise.
7840 (hash_invariant_expr_1): Likewise.
7841 (invariant_expr_equal_p): Likewise.
7842 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7843 * regclass.c (reg_scan_mark_refs): Likewise.
7844 * regrename.c (scan_rtx): Likewise.
7845 * resource.c (mark_referenced_resources): Likewise.
7846 (mark_set_resources): Likewise.
7847 * rtlanal.c (rtx_unstable_p): Likewise.
7848 (rtx_varies_p): Likewise.
7849 (count_occurrences): Likewise.
7850 (reg_mentioned_p): Likewise.
7851 (modified_between_p): Likewise.
7852 (modified_in_p): Likewise.
7853 (volatile_insn_p): Likewise.
7854 (volatile_refs_p): Likewise.
7855 (side_effects_p): Likewise.
7856 (may_trap_p_1): Likewise.
7857 (inequality_comparisons_p): Likewise.
7858 (computed_jump_p_1): Likewise.
7859 (commutative_operand_precedence): Likewise.
7860 * sched-deps.c (sched_analyze_2): Likewise.
7861 * sched-vis.c (print_value): Likewise.
7862 * reload.c (operands_match_p): Likewise.
7863 (subst_reg_equivs): Likewise.
7864 * reload1.c (eliminate_regs_1): Likewise.
7865 (elimination_effects): Likewise.
7866 (scan_paradoxical_subregs): Likewise.
7867 * alias.c (rtx_equal_for_memref_p): Likewise.
7868 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7869 * emit-rtl.c (const_fixed_htab): New hash table.
7870 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7872 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7873 const_fixed_from_fixed_value): New functions.
7874 (verify_rtx_sharing): Handle CONST_FIXED.
7875 (copy_rtx_if_shared_1): Likewise.
7876 (reset_used_flags): Likewise.
7877 (set_used_flags): Likewise.
7878 (copy_insn_1): Likewise.
7879 (init_emit_once): Create const_fixed_htab.
7880 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7882 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7884 PR tree-optimization/32949
7885 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7886 before failing for ivs with non-constant step.
7888 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7890 * doc/md.texi (Iterators): Renamed from Macros. All contents
7891 changed to reflect rename of respectively define_code_macro and
7892 define_mode_macro to define_code_iterator and define_mode_iterator.
7893 (Mode Iterators, Code Iterators): Similar.
7894 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7895 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7896 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7897 (initialize_iterators, find_iterator, check_code_iterator)
7898 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7899 (read_mapping, read_rtx_1): Similar.
7900 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7901 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7902 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7903 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7904 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7905 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7906 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7907 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7908 config/rs6000/sync.md, config/rs6000/rs6000.md,
7909 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7910 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7911 config/vax/vax.md, config/bfin/bfin.md: Similar.
7913 2007-08-22 David Daney <ddaney@avtrex.com>
7915 * doc/install.texi (Testing): Mention testing on a simulator.
7917 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7919 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7921 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7922 and rearrange floating point conversion functions into different
7925 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7927 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7928 dfa_post_advance_cycle): New scheduler hooks.
7929 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7930 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7932 (TARGET_SCHED): Use them.
7933 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7934 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7935 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7937 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7938 function to facilitate debugging.
7939 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7940 (output_insn_has_dfa_reservation_p): New static function to output
7941 insn_has_dfa_reservation_p ().
7942 (write_automata): Use it.
7943 * genattr.c (main): Output declaration for
7944 insn_has_dfa_reservation_p ().
7946 2007-08-22 Christian Bruel <christian.bruel@st.com>
7947 Richard Guenther <rguenther@suse.de>
7949 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7950 * simplify_rtx (simplify_binary_operation_1): Likewise.
7952 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7954 PR rtl-optimization/32557
7955 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7956 of REGNO (mws->mw_reg).
7958 2007-08-22 Richard Guenther <rguenther@suse.de>
7961 * builtins.c (expand_builtin_int_roundingfn): Replace call
7962 argument wrapped with SAVE_EXPR directly.
7963 (expand_builtin_int_roundingfn_2): Likewise.
7965 2007-08-22 Richard Guenther <rguenther@suse.de>
7967 * tree-inline.c (inlinable_function_p): Restore disregarding
7968 inline limits for GNU extern inline functions.
7970 2007-08-22 Richard Guenther <rguenther@suse.de>
7973 * tree.c (host_integerp): Treat sizetype as signed as it is
7976 2007-08-21 Ian Lance Taylor <iant@google.com>
7978 PR tree-optimization/33134
7979 * tree-vrp.c (adjust_range_with_scev): Call
7980 set_value_range_to_value.
7982 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7984 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7987 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7989 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7992 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7994 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7995 cases to set eight bytes at a time.
7996 (expand_block_move): Likewise.
7998 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8001 * dwarf2out.c (gen_decl_die): Don't call
8002 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8004 2007-08-21 Paul Brook <paul@codesourcery.com>
8005 Nathan Sidwell <nathan@codesourcery.com>
8006 Mark Mitchell <mark@codesourcery.com>
8007 Joseph Myers <joseph@codesourcery.com>
8009 * configure.ac: Add --with-pkgversion and --with-bugurl.
8010 * configure: Regenerate.
8011 * doc/install.texi: Document them.
8012 * version.c (version_string): Remove VERSUFFIX.
8013 (VERSUFFIX): Remove.
8014 (pkgversion_string): New.
8015 (bug_report_url): Do not hard-code initializer.
8016 * version.h (pkgversion_string): Declare.
8017 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8019 (version.o): Define PKGVERSION and BUGURL.
8020 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8021 (%.pod): Define BUGURL.
8022 * gcc.c (process_command, main): Use pkgversion_string.
8023 * toplev.c (compile_file, print_version): Likewise.
8024 * protoize.c (main): Likewise.
8025 * gcov.c (print_version): Likewise. Update copyright date.
8026 * gcov-dump.c (print_version): Likewise. Update copyright date.
8027 * mips-tdump.c (main): Likewise. Update copyright date.
8028 * mips-tfile.c (main): Likewise. Update copyright date.
8029 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8030 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8031 shorten description.
8032 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8033 * doc/gccint.texi: Likewise.
8034 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8035 Update copyright date.
8037 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8039 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8040 (ix86_expand_strlensi_unroll_1): Ditto.
8041 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8042 (ix86_expand_carry_flag_compare): Update comment.
8044 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8047 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8048 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8050 2007-08-21 Richard Guenther <rguenther@suse.de>
8052 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8054 2007-08-21 Richard Guenther <rguenther@suse.de>
8057 * fold-const.c (fold_binary): Remove index +p PTR folding.
8058 Fix types of POINTER_PLUS_EXPR generated by folding of
8061 2007-08-20 Chao-ying Fu <fu@mips.com>
8063 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8064 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8065 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8066 (c_common_fixed_point_type_for_size): Declare.
8067 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8068 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8069 (c_token_starts_declspecs): Likewise.
8070 (c_parser_declspecs): Likewise.
8071 (c_parser_attributes): Likewise.
8072 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8073 (c_declspecs): Add saturating_p.
8074 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8075 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8076 _Sat. Handle RID_SAT.
8077 Avoid using void, bool, char, int, float, double, _Decimal32,
8078 _Decimal64, _Decimal128, and complex with _Sat.
8079 Handle RID_FRACT and RID_ACCUM.
8080 Make sure _Sat is used with _Fract or _Accum.
8081 (finish_declspecs): Handle cts_fract and cts_accum.
8082 * c-common.c (fixed-value.h): New include.
8083 (constant_expression_warning): Handle FIXED_CST.
8084 (overflow_warning): Likewise.
8085 (warnings_for_convert_and_check): Likewise.
8086 (c_common_fixed_point_type_for_size): New.
8087 (c_common_type_for_mode): Handle fixed-point modes to
8088 return various saturating/non-saturating, signed/unsigned types.
8089 (c_common_signed_or_unsigned_type): Support fixed-point types.
8090 (shorten_compare): Check fixed-point zero.
8091 Handle FIXED_POINT_TYPE.
8092 (c_common_truthvalue_conversion): Handle FIXED_CST.
8093 Handle FIXED_POINT_TYPE.
8094 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8096 (handle_mode_attribute): Handle fixed-point modes. Need to check
8097 if the signness of base type and fixed-point modes are consistent.
8098 (handle_vector_size_attribute): Handle fixed-point modes.
8099 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8100 (warn_for_div_by_zero): Check fixed-point zero.
8101 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8102 a common fixed-point type based on fbit, ibit, sign, and saturation.
8103 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8104 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8105 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8106 (convert_for_assignment): Support FIXED_POINT_TYPE.
8107 (digest_init): Handle FIXED_POINT_TYPE.
8108 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8109 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8110 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8111 GE_EXPR, LT_EXPR, GT_EXPR.
8112 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8113 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8114 * target.h (gcc_target): Add fixed_point_supported_p.
8115 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8116 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8117 (default_fixed_point_supported_p): Define.
8118 * targhooks.h (default_fixed_point_supported_p): Declare.
8119 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8120 * doc/install.texi (Configuration): Add --enable-fixed-point.
8121 * configure.ac (--enable-fixed-point): New to enable fixed-point
8122 arithmetic extension to C. For mips targets, we enable it by default.
8123 * configure, config.in: Regenerate.
8125 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8127 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8129 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8131 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8132 DWARF2_DEBUGGING_INFO.
8133 (cold_text_section_used): Same.
8134 (cold_text_section): Same.
8136 2007-08-20 Richard Guenther <rguenther@suse.de>
8138 * c-typeck.c (convert_for_assignment): Use the type of
8139 the member for the initialization.
8141 2007-08-20 Richard Guenther <rguenther@suse.de>
8143 * c-objc-common.c (c_disregard_inline_limits): Remove.
8144 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8145 * cgraphunit.c (cgraph_process_new_functions): Call
8146 disregard_inline_limits_p.
8147 (cgraph_preserve_function_body_p): Likewise.
8148 * ipa-inline.c (compute_inline_parameters): Likewise.
8149 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8151 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8152 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8153 disregard_inline_limits langhook.
8154 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8156 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8157 disregard_inline_limits langhook.
8158 * tree-inline.c (disregard_inline_limits_p): New function.
8159 * tree-inline.h (disregard_inline_limits_p): Declare.
8161 2007-08-20 Richard Guenther <rguenther@suse.de>
8163 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8164 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8165 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8166 auto_var_in_fn_p langhook.
8167 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8169 * tree.c (auto_var_in_fn_p): ... here.
8170 (find_var_from_fn): Call auto_var_in_fn_p directly.
8171 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8172 auto_var_in_fn_p langhook.
8173 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8174 (copy_body_r): Likewise.
8175 (self_inlining_addr_expr): Likewise.
8176 * tree.h (auto_var_in_fn_p): Declare.
8178 2007-08-20 Richard Guenther <rguenther@suse.de>
8180 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8181 (walk_type_fields): Take lh parameter.
8182 (walk_tree): Rename to ...
8183 (walk_tree_1): ... this. Do not call the walk_subtrees
8184 langhook but the now passed callback. Pass lh on recursion.
8185 (walk_tree_without_duplicates): Rename to ...
8186 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8187 and call walk_tree_1.
8188 * tree.h (walk_tree_lh): New typedef.
8189 (walk_tree_1): Declare.
8190 (walk_tree_without_duplicates_1): Likewise.
8191 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8192 (walk_tree_without_duplicates): New define to
8193 walk_tree_without_duplicates_1 with NULL lh parameter.
8194 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8195 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8197 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8198 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8199 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8202 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8205 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8206 code in front of the compacting of basic blocks.
8207 Move the folding of statements inbetween the cgraph checking
8208 and compacting of basic blocks.
8210 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8211 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8214 * config/alpha/alpha.c (va_list_skip_additions): Check for
8215 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8216 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8217 PLUS_EXPR when checking ap.__base.
8218 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8219 when doing addition on pointer types. Use size_int instead of
8221 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8222 ptr_type in the second operand.
8224 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8227 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8229 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8232 * cfgexpand.c (expand_one_register_var): Mark pointer
8233 DECL_ARTIFICIAL as REG_POINTER also.
8234 * stmt.c (expand_decl): Likewise.
8236 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8243 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8244 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8245 on_worklist argument and avoid adding things to worklist multiple
8247 (add_to_worklist): Ditto.
8248 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8249 single SFT is clobbered.
8250 (set_initial_properties): Ditto.
8251 (compute_call_clobbered): Update for changes to function
8253 (create_overlap_variables_for): Always create SFT for offset 0.
8254 (create_structure_vars): Handle PHI's, since we are in SSA form at
8256 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8257 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8259 (add_vars_for_offset): Figure out aliases from access + points-to.
8260 (add_virtual_operand): Use add_vars-for_offset.
8261 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8262 (add_call_clobber_ops): Remove makes_clobbering_call set.
8263 (get_expr_operands): Always pass through the INDIRECT_REF
8265 * tree-ssa-structalias.c (struct constraint_graph): Remove
8267 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8268 address_taken, pt_used, number_incoming.
8269 (FIRST_ADDR_NODE): Removed.
8270 (merge_graph_nodes): Remove broken code for the moment.
8271 (init_graph): New function.
8272 (build_pred_graph): Remove code to init_graph.
8273 Add location equivalence support.
8274 (struct scc_info): Rename roots to deleted.
8276 (init_scc_info): Ditto
8277 (init_topo_info): Use graph->size.
8278 (compute_topo_order): Ditto.
8279 (do_da_constraint): Removed.
8280 (do_sd_constraint): Remove calls to find().
8281 set_union_with_increment should always get 0 as last arg here.
8282 (do_complex_constraint): Replace do_da_constraint with assert.
8284 (struct equiv_class_label): New.
8285 (pointer_equiv_class_table): Ditto.
8286 (location_equiv_class_table): Ditto.
8287 (equiv_class_label_hash): Ditto.
8288 (equiv_class_label_eq): Ditto
8289 (equiv_class_lookup): Ditto.
8290 (equiv_class_ladd): Ditto.
8291 (pointer_equiv_class): Ditto.
8292 (location_equiv_class): Ditto.
8293 (condense_visit): Rename and rewrite from label_visit to do only
8294 SCC related stuff for HU.
8295 (label_visit): Do HU work for HU.
8296 (perform_var_substitution): Update to do HU and location
8298 (free_var_substitution_info): Update to free HU and location
8299 equivalence structures. */
8300 (find_equivalent_node): Update for pointer but not location
8302 (unite_pointer_equivalences): New function.
8303 (move_complex_constraints): Rewrite to only do moving.
8304 (rewrite_constraints): Split out of move_complex_constraints.
8305 (solve_graph): Use graph->size.
8306 (process_constraint_1): Add from_call argument, use it.
8307 Split *a = &b into two constraints.
8308 (process_constraint): Use new process_constraint_1.
8309 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8310 (get_constraint_for): Handle non-pointer integers properly.
8311 Remove code that used to handle structures.
8312 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8313 with unknown addends.
8314 (handle_rhs_call): New function.
8315 (find_func_aliases): Use handle_rhs_call.
8316 (set_uids_in_ptset): Add an assert.
8317 (set_used_smts): Fix bug in not considering unified vars.
8318 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8319 (compute_points_to_sets): Update for other function changes.
8320 (delete_points_to_sets): Ditto.
8321 (ipa_pta_execute): Ditto.
8322 (pass_ipa_pta): We need to update SSA after ipa_pta.
8324 2007-08-19 Jan Hubicka <jh@suse.cz>
8326 * i386.md: Replace "rim" and "mri" constraints by "g".
8328 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8330 * dwarf2out.c (text_section_used, cold_text_section_used,
8331 cold_text_section, dwarf2out_note_section_used): New.
8332 (dwarf2out_init): Initialize cold_text_section.
8333 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8334 dwarf2out_note_section_used.
8335 (size_of_aranges): Only count entry for text section if it was
8336 used. Count entry for cold text section if it was used.
8337 (output_aranges): Only output entries for text section and cold
8338 text section if they were used.
8340 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8342 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8344 (debug_generic_stmt): Likewise.
8345 (debug_tree_chain): Likewise.
8347 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8349 * tree-data-refs.c (split_constant_offset): Expose.
8350 * tree-data-refs.h (split_constant_offset): Add declaration.
8352 * tree-vectorizer.h (dr_alignment_support): Renamed
8353 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8354 Added a new value dr_explicit_realign.
8355 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8356 dr_offset, dr_step, and dr_aligned_to, along with new access
8357 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8358 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8359 STMT_VINFO_DR_ALIGNED_TO.
8361 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8363 In case of outer-loop vectorization with non-fixed misalignment - use
8364 the dr_explicit_realign scheme instead of the optimized realignment
8366 (new_stmt_vec_info): Initialize new fields.
8368 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8369 'nested_in_vect_loop' case. Change verbosity level.
8370 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8371 Don't fail on zero step in the outer-loop for loads.
8372 (vect_analyze_data_refs): Call split_constant_offset to calculate
8373 base, offset and init relative to the outer-loop.
8375 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8376 BSI function argument with a new function argument - at_loop.
8377 Simplify the condition that determines STEP. Takes additional argument
8378 INV_P. Support outer-loop vectorization (handle the
8379 nested_in_vect_loop case), including zero step in the outer-loop. Call
8380 vect_create_addr_base_for_vector_ref with additional argument.
8381 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8382 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8383 Fixed and simplified calculation of step.
8384 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8385 of bsi, and with additional argument. Call bump_vector_ptr with
8386 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8387 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8388 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8389 when the realignment setup needs to take place inside the loop.
8390 Support the dr_explicit_realign scheme. Allow generating the optimized
8391 realignment scheme for outer-loop vectorization. Added documentation.
8392 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8393 the 'nested_in_vect_loop' case, including loads that are invariant in
8394 the outer-loop and the realignment schemes. Handle the case when the
8395 realignment setup needs to take place inside the loop. Call
8396 vect_setup_realignment with additional arguments. Call
8397 vect_create_data_ref_ptr with additional argument and with loop instead
8398 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8399 (vect_gen_niters_for_prolog_loop): Call
8400 vect_create_addr_base_for_vector_ref with additional arguments.
8401 (vect_create_cond_for_align_checks): Likewise.
8402 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8403 scheme: takes additional argument bump; argument ptr_incr is now
8404 optional; updated documentation.
8405 (vect_init_vector): Takes additional argument (bsi). Use it, if
8406 available, to insert the vector initialization.
8407 (get_initial_def_for_induction): Pass additional argument in call to
8409 (vect_get_vec_def_for_operand): Likewise.
8410 (vect_setup_realignment): Likewise.
8411 (vectorizable_load): Likewise.
8413 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8415 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8416 as argument instead of struct loop.
8417 (nested_in_vect_loop_p): New function.
8418 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8420 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8421 from other phis in the loop.
8422 (destroy_loop_vec_info): Add additional argument to declaration.
8424 * tree-vectorizer.c (supportable_widening_operation): Also check if
8425 nested_in_vect_loop_p (don't allow changing the order in this case).
8426 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8427 of struct loop. Call nested_in_vect_loop_p and don't require
8428 flag_unsafe_math_optimizations if it returns true.
8429 (new_stmt_vec_info): When setting def_type for phis differentiate
8430 loop-header phis from other phis.
8431 (bb_in_loop_p): New function.
8432 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8433 just update their loop_vinfo. Order of BB traversal now matters -
8434 call dfs_enumerate_from with bb_in_loop_p.
8435 (destroy_loop_vec_info): Takes additional argument to control whether
8436 stmt_vinfo of the loop stmts should be destroyed as well.
8437 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8438 reduction stmt to be defines by a non loop-header phi.
8439 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8441 * tree-vect-transform.c (vectorizable_reduction): Call
8442 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8443 (vectorizable_call): Likewise.
8444 (vectorizable_conversion): Likewise.
8445 (vectorizable_operation): Likewise.
8446 (vectorizable_type_promotion): Likewise.
8447 (vectorizable_type_demotion): Likewise.
8448 (vectorizable_store): Likewise.
8449 (vectorizable_live_operation): Likewise.
8450 (vectorizable_reduction): Likewise. Also pass loop_info to
8451 vect_is_simple_reduction instead of loop.
8452 (vect_init_vector): Call nested_in_vect_loop_p.
8453 (get_initial_def_for_reduction): Likewise.
8454 (vect_create_epilog_for_reduction): Likewise.
8455 (vect_init_vector): Check which loop to work with, in case there's an
8457 (get_initial_def_for_inducion): Extend to handle outer-loop
8458 vectorization. Fix indentation.
8459 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8460 In the case vect_induction_def get the vector def from the induction
8461 phi node, instead of calling get_initial_def_for_inducion.
8462 (get_initial_def_for_reduction): Extend to handle outer-loop
8464 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8466 (vect_transform_loop): Change assert to just skip this case. Add a
8468 (vect_finish_stmt_generation): Add a couple asserts.
8470 (vect_estimate_min_profitable_iters): Multiply
8471 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8473 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8474 this is an inner-loop reduction in outer-loop vectorization.
8476 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8477 Same code as what used to be vect_analyze_scalar_cycles, only with
8478 additional argument loop, and loop_info passed to
8479 vect_is_simple_reduction instead of loop.
8480 (vect_analyze_scalar_cycles): Code factored out into
8481 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8482 Updated documentation.
8483 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8484 outer-loop vectorization that are live or not used in the outerloop,
8485 cause this requires special handling.
8486 (vect_enhance_data_refs_alignment): Don't consider versioning for
8488 (vect_analyze_data_refs): Check that there are no datarefs in the
8490 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8491 and vect_used_in_outer_by_reduction cases.
8492 (process_use): Also consider the case of outer-loop stmt defining an
8493 inner-loop stmt and vice versa.
8494 (vect_analyze_loop_1): New function.
8495 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8496 loops. Call vect_analyze_loop_1.
8497 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8498 been vectorized. Call destroy_loop_vec_info with additional argument.
8500 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8501 in the inner-loop when doing outer-loop vectorization. Add
8502 documentation and printout.
8503 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8504 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8506 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8508 * tree-affine.h (print_aff): New prototype.
8509 (debug_aff): Likewise.
8510 * tree-affine.c (print_aff): New function.
8511 (debug_aff): Likewise.
8513 2007-08-18 Paul Brook <paul@codesourcery.com>
8514 Joseph Myers <joseph@codesourcery.com>
8516 * common.opt (-fdebug-prefix-map=): New option.
8517 * opts.c: Include debug.h.
8518 (common_handle_option): Handle -fdebug-prefix-map.
8519 * final.c: Include ggc.h.
8520 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8521 remap_debug_filename): New.
8522 * Makefile.in (final.o, opts.o): Update dependencies.
8523 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8524 * configure.ac: Check for assembler --debug-prefix-map support.
8525 * configure, config.in: Regenerate.
8526 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8527 (ASM_DEBUG_SPEC): Include ASM_MAP.
8528 * doc/install.texi (--with-debug-prefix-map): Document.
8529 * doc/invoke.texi (-fdebug-prefix-map): Document.
8530 * dbxout.c (dbxout_init, dbxout_start_source_file,
8531 dbxout_source_file): Call remap_debug_filename.
8532 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8533 dwarf2out_start_source_file, dwarf2out_finish): Call
8534 remap_debug_filename.
8535 (file_table_relative_p): Do not check d->emitted_number.
8536 * toplev.c (output_file_directive): Call remap_debug_filename.
8537 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8538 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8540 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8542 * loop-invariant.c (find_invariants_to_move): Add missing macro
8545 2007-08-17 Tom Tromey <tromey@redhat.com>
8547 * tree.h (struct tree_label_decl): Removed old "java" fields.
8549 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8550 Nigel Stephens <nigel@mips.com>
8552 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8553 Treat -mno-data-in-code and -mcode-xonly as aliases for
8554 -mcode-readable=no and -mcode-readable=pcrel respectively.
8555 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8556 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8557 (MULTILIB_DIRNAMES): Update accordingly.
8559 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8561 * Makefile.in (version.o): Depend on $(REVISION) only if
8562 REVISION_s is defined.
8564 2007-08-17 Sa Liu <saliu@de.ibm.com>
8565 Ulrich Weigand <uweigand@de.ibm.com>
8568 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8569 use build_qualified_type to retain qualifiers of the base type.
8571 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8573 * config/score/score.md : Update pattern tablejump.
8574 * config/score/score.c : Update score_initialize_trampoline
8576 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8577 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8578 * doc/contrib.texi: Add my entry.
8580 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8582 * Makefile.in (REVISION): New.
8585 (version.o): Also depend on $(REVISION). Add
8586 -DREVISION=$(REVISION_s).
8588 * version.c (version_string): Add REVISION.
8590 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8592 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8593 of GOTO that's relocated to a different block.
8595 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8597 * c-common.c (const_strip_array_types): New.
8598 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8599 (const_strip_array_types): New.
8600 * c-objc-common.c (c_disregard_inline_limits,
8601 c_warn_unused_global_decl): Constify.
8602 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8603 c_vla_type_p, c_incomplete_type_error): Likewise.
8604 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8605 * hooks.c (hook_bool_const_tree_false): New.
8606 * hooks.h (hook_bool_const_tree_false): Likewise.
8607 * langhooks-def.h (lhd_warn_unused_global_decl,
8608 lhd_incomplete_type_error, lhd_expr_size,
8609 lhd_tree_inlining_disregard_inline_limits,
8610 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8611 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8612 * langhooks.c (lhd_warn_unused_global_decl,
8613 lhd_incomplete_type_error,
8614 lhd_tree_inlining_disregard_inline_limits,
8615 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8616 lhd_expr_size): Likewise.
8617 * langhooks.h (lang_hooks_for_tree_inlining,
8618 lang_hooks_for_tree_dump, lang_hooks_for_types,
8619 lang_hooks_for_decls, lang_hooks): Likewise.
8620 * pointer-set.c (pointer_set_t, pointer_set_create,
8621 pointer_set_contains, insert_aux, pointer_set_insert,
8622 pointer_set_traverse, pointer_map_t, pointer_map_create,
8623 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8625 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8626 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8627 pointer_map_traverse): Likewise.
8628 * predict.c (assert_is_empty): Likewise.
8629 * tree-affine.c (free_name_expansion): Likewise.
8630 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8631 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8632 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8634 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8636 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8638 (destroy_loop_vec_info): Add call to VEC_free.
8639 * tree-vectorizer.h (may_alias_ddrs): Define.
8640 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8641 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8642 Change reporting to dump.
8643 (vect_is_duplicate_ddr): New.
8644 (vect_mark_for_runtime_alias_test): New.
8645 (vect_analyze_data_ref_dependences) Add call to
8646 vect_mark_for_runtime_alias_test.
8647 (vect_enhance_data_refs_alignment): Define local variable
8648 vect_versioning_for_alias_required, don't perform
8649 peeling for alignment if versioning for alias is
8651 (vect_enhance_data_refs_alignment): Use
8652 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8653 PARAM_VECT_MAX_VERSION_CHECKS.
8654 * tree-vect-transform.c
8655 (vect_create_cond_for_alias_checks): New.
8656 (vect_transform_loop): Add call to
8657 vect_create_cond_for_alias_checks.
8658 (vect_vfa_segment_size): New.
8659 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8661 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8662 * gcc/doc/invoke.texi
8663 (vect-max-version-for-alignment-checks): Document.
8664 (vect-max-version-for-alias-checks): Document.
8665 (vect-max-version-checks): Remove.
8667 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8670 the same line as the instruction for all asm dialects.
8671 (*rep_movsi): Ditto.
8672 (*rep_movsi_rex64): Ditto.
8673 (*rep_movqi): Ditto.
8674 (*rep_movqi_rex64): Ditto.
8675 (*rep_stosdi_rex64): Ditto.
8676 (*rep_stossi): Ditto.
8677 (*rep_stossi_rex64): Ditto.
8678 (*rep_stosqi): Ditto.
8679 (*rep_stosqi_rex64): Ditto.
8680 (*cmpstrnqi_nz_1): Ditto.
8681 (*cmpstrnqi_nz_rex_1): Ditto.
8682 (*cmpstrnqi_1): Ditto.
8683 (*cmpstrnqi_rex_1): Ditto.
8684 (*strlenqi_1): Ditto.
8685 (*strlenqi_rex_1): Ditto.
8686 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8687 prefix on the same line as the instruction for all asm dialects.
8688 (sync_double_compare_and_swap<mode>): Ditto.
8689 (*sync_double_compare_and_swapdi_pic): Ditto.
8690 (*sync_compare_and_swap_cc<mode>): Ditto.
8691 (sync_double_compare_and_swap_cc<mode>): Ditto.
8692 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8693 (sync_old_add<mode>): Ditto.
8694 (sync_add<mode>): Ditto.
8695 (sync_sub<mode>): Ditto.
8696 (sync_ior<mode>): Ditto.
8697 (sync_and<mode>): Ditto.
8698 (sync_xor<mode>): Ditto.
8700 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8703 * reload.c (find_reloads): Check that the memory returned by
8704 find_reloads_toplev was not the result of forcing a constant
8706 (find_reloads_toplev): Always use simplify_gen_subreg to get
8707 the subreg of a constant. If the result is also a constant,
8708 but not a legitimate one, force it into the constant pool
8709 and reload its address.
8711 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8713 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8716 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8718 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8719 directive for the current vector ABI.
8721 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8724 * caller-save.c (reg_save_code): Set invalide status on restore code.
8726 2007-08-15 Diego Novillo <dnovillo@google.com>
8728 * tree-ssa-alias.c (compute_memory_partitions): Use
8729 alias_bitmap_obstack to allocate bitmaps.
8730 (reset_alias_info): Factor out of init_alias_info.
8731 Mark all name tags not associated to an SSA name for renaming.
8732 (init_alias_info): Call it.
8733 (create_name_tags): Tidy. Add comments.
8734 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8736 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8738 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8739 scheduler dependencies.
8741 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8743 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8745 (*iorsi_1_zext): Likewise.
8746 (*iorsi_1_zext_imm): Likewise.
8747 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8748 with "rm"/"xm" constraint.
8749 (sse2_vmsqrtv2df2): Likewise.
8751 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8754 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8757 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8759 * tree-pass.h (PROP_pta): Removed.
8760 (TODO_rebuild_alias): New.
8761 (pass_may_alias): Removed.
8762 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8763 aliasing if we changed something.
8764 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8766 (pass_may_alias): Removed.
8767 (create_structure_vars): Return TODO_rebuild_alias.
8768 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8769 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8771 (tree_sra_early): We never affect aliasing right now.
8772 * tree-flow.h (compute_may_aliases): New prototype.
8773 * passes.c: Remove pass_may_alias from the passes.
8774 (execute_function_todo): Support TODO_rebuild_alias.
8776 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8778 * i386.c: (legitimize_address): Move dllimported variable check
8779 infront of legitimizing pic address of CONST symbols.
8781 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8783 PR tree-optimization/32941
8784 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8785 (goto_queue_cmp): Remove.
8786 (find_goto_replacement): Change search method.
8787 (maybe_record_in_goto_queue): Add assert.
8788 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8789 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8791 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8793 * alias.c (component_uses_parent_alias_set): Constify.
8794 * alias.h (component_uses_parent_alias_set): Likewise.
8795 * cfgrtl.c (print_rtl_with_bb): Likewise.
8796 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8797 mpz_get_double_int): Likewise.
8798 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8799 mpz_get_double_int): Likewise.
8800 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8801 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8803 * expr.h (safe_from_p): Likewise.
8804 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8806 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8807 zero_sized_type, goa_lhs_expr_p): Likewise.
8808 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8809 * rtl.h (print_rtl_with_bb): Likewise.
8810 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8811 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8812 * tree-flow-inline.h (bb_stmt_list): Constify.
8813 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8815 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8816 const_first_stmt, const_last_stmt): New.
8817 (block_may_fallthru, empty_block_p): Constify.
8818 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8819 EXPR_ONLY_BODY): New.
8820 (expr_first, expr_last, expr_only): Use macro for body.
8821 (const_expr_first, const_expr_last, const_expr_only): New.
8822 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8823 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8824 ctsi_prev, ctsi_stmt): New.
8825 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8826 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8827 * tree-ssa-loop-niter.c (loop_only_exit_p,
8828 derive_constant_upper_bound): Likewise.
8829 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8830 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8831 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8832 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8833 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8834 * tree.c (get_type_static_bounds): Likewise.
8835 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8836 (get_type_static_bounds): Constify.
8838 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8841 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8842 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8843 (*<addsub><mode>3_cc_overflow): New.
8844 (*add<mode>3_cconly_overflow): New.
8845 (*sub<mode>3_cconly_overflow): New.
8846 (*<addsub>si3_zext_cc_overflow): New.
8847 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8848 CCCmode for LTU, GTU, LEU and GEU.
8849 (ix86_comparison_operator): Likewise.
8850 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8851 * config/i386/i386.c (put_condition_code): Support CCCmode.
8852 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8853 or MINUS expressions.
8855 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8858 * c-typeck.c (build_binary_op): Disallow vector float types with
8859 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8861 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8863 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8864 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8865 (dep_def): New typedef.
8866 (init_dep_1, sd_debug_dep): Declare functions.
8867 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8868 (debug_dep_links): Remove.
8869 (struct _deps_list): New field 'n_links'.
8870 (DEPS_LIST_N_LINKS): New macro.
8871 (FOR_EACH_DEP_LINK): Remove.
8872 (create_deps_list, free_deps_list, delete_deps_list): Remove
8874 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8875 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8876 (copy_deps_list_change_con, move_dep_link): Ditto.
8877 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8878 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8880 (INSN_BACK_DEPS): Remove.
8881 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8883 (INSN_DEP_COUNT): Remove.
8884 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8885 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8886 Declare global variables.
8887 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8888 (add_forw_dep, compute_forward_dependences): Remove declarations.
8889 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8890 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8891 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8893 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8895 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8896 (sd_list_types_def): New typedef.
8897 (sd_next_list): Declare function.
8898 (struct _sd_iterator): New type.
8899 (sd_iterator_def): New typedef.
8900 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8902 (FOR_EACH_DEP): New cycle wrapper.
8903 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8905 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8906 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8909 * sched-deps.c (init_dep_1): Make global.
8910 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8912 (dump_dep): New static function.
8913 (dump_dep_flags): New static variable.
8914 (sd_debug_dep): New function.
8915 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8917 (move_dep_link): Use remove_from_deps_list (), instead of
8919 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8920 (dep_link_is_detached_p): New static function.
8921 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8923 (dn_pool, dl_pool): New alloc_pools.
8924 (dn_pool_diff, dl_pool_diff): New static variables.
8925 (create_dep_node, delete_dep_node): New static function.
8926 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8927 (deps_list_empty_p): Make it static. Use 'n_links' field.
8928 (deps_pools_are_empty_p): New static function.
8929 (alloc_deps_list, delete_deps_list): Remove.
8930 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8931 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8932 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8933 (forward_dependency_cache): Remove.
8934 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8935 'back' from the names. Change signature to use dep_t instead of
8937 (add_back_dep): Ditto. Make global.
8938 (check_dep_status): Rename to check_dep ().
8939 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8941 (sd_finish_insn): Ditto.
8942 (sd_find_dep_between_no_cache): New static function.
8943 (sd_find_dep_between): New function.
8944 (ask_dependency_caches, set_dependency_caches): New static functions.
8945 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8946 (add_or_update_dep_1): Separate pieces of functionality into
8947 ask_dependency_caches (), update_dependency_caches (),
8948 change_spec_dep_to_hard (), update_dep ().
8949 (get_back_and_forw_lists): New static function.
8950 (sd_add_dep): Separate setting of dependency caches into
8951 set_dependency_caches ().
8952 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8954 (sd_delete_dep): Ditto.
8955 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8956 (dump_lists): New static function.
8957 (sd_debug_lists): New debug function.
8958 (delete_all_dependences, fixup_sched_groups): Update to use
8959 sd_* infrastructure.
8960 (sched_analyze_2): Create data-speculative dependency only if
8961 data-speculation is enabled.
8962 (sched_analyze_insn): If insn cannot be speculative, make all its
8963 dependencies non-speculative.
8964 (sched_analyze): Use sd_init_insn ().
8965 (add_forw_dep, compute_forward_dependencies): Remove.
8966 (delete_dep_nodes_in_back_deps): New static function.
8967 (sched_free_deps): New function.
8968 (init_dependency_caches): Init alloc_pools.
8969 (extend_depedency_caches): Update after removing of
8970 forward_dependency_cache.
8971 (free_dependency_caches): Ditto. Free alloc_pools.
8972 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8973 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8975 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8976 (add_dependence): Use init_dep ().
8977 (get_dep_weak_1): New static function.
8978 (get_dep_weak): Move logic to get_dep_weak_1 ().
8979 (dump_ds): New static function moved from haifa-sched.c:
8980 debug_spec_status ().
8981 (debug_ds): New debug function.
8982 (check_dep_status): Rename to check_dep (). Update to check whole
8985 * haifa-sched.c (spec_info): Make global.
8986 (added_recovery_block_p): Rename to
8987 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8988 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8989 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8990 to use new interfaces.
8991 (ok_for_early_queue_removal): Ditto.
8992 (schedule_block): Initialize logical uids of insns emitted by the
8994 (sched_init): Initialize new variable.
8995 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8997 (extend_global): Initialize insn data.
8998 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8999 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9001 (add_to_speculative_block): Update to use new interfaces.
9002 (create_recovery_block): Set new variables.
9003 (create_check_block_twin, fix_recovery_deps): Update to use new
9005 (sched_insn_is_legitimate_for_speculation_p): New function.
9006 (speculate_insn): Move checking logic to
9007 sched_insn_is_legitimate_for_speculation_p ().
9008 (sched_remove_insn): Finalize sched-deps information of instruction.
9009 (clear_priorities, add_jump_dependencies): Update to use new
9011 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9013 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9014 to use new interfaces.
9015 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9016 (new_ready): Try to use control speculation only if it is available.
9017 (add_branch_dependences): Update to use new interfaces.
9018 (compute_block_backward_dependences): Rename to
9019 compute_block_dependences (). Call
9020 targetm.sched.dependencies_evaluation_hook ().
9021 (free_block_dependencies): New static function.
9022 (debug_dependencies): Update to use new interfaces.
9023 (schedule_region): Remove separate computation of forward dependencies.
9024 Move call of targetm.sched.dependencies_evaluation_hook () to
9025 compute_block_dependences (). Free dependencies at the end of
9026 scheduling the region.
9028 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9030 (add_deps_for_risky_insns): Ditto.
9031 (schedule_ebb): Remove separate computation of forward dependencies.
9032 Free dependencies at the end of scheduling the ebb.
9034 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9035 (build_intra_loop_deps): Ditto. Remove separate computation of
9036 forward dependencies. Free sched-deps dependencies.
9038 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9039 to use new interfaces.
9040 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9042 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9044 (is_costly_group): Ditto.
9046 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9048 * alias.c (rtx_equal_for_memref_p): Constify.
9049 * basic-block.h (const_edge, const_basic_block): New.
9050 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9051 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9052 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9053 probably_never_executed_bb_p, edge_probability_reliable_p,
9054 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9055 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9057 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9058 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9060 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9061 flow_nodes_print, dfs_enumerate_from): Likewise.
9062 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9063 control_flow_insn_p, count_basic_blocks): Likewise.
9064 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9065 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9066 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9067 average_num_loop_insns, loop_exit_edge_p,
9068 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9069 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9070 average_num_loop_insns, seq_cost): Likewise.
9071 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9072 * dominance.c (dominated_by_p): Likewise.
9073 * emit-rtl.c (validate_subreg): Likewise.
9074 * except.c (can_throw_internal, can_throw_external): Likewise.
9075 * except.h (can_throw_internal, can_throw_external): Likewise.
9076 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9077 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9078 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9079 simple_mem, store_ops_ok, load_kills_store, find_loads,
9080 store_killed_in_insn, store_killed_after, store_killed_before,
9081 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9083 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9084 noce_mem_write_may_trap_or_fault_p): Likewise.
9085 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9087 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9089 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9090 probably_cold_bb_p, probably_never_executed_bb_p,
9091 edge_probability_reliable_p, br_prob_note_reliable_p,
9092 can_predict_insn_p): Likewise.
9093 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9094 * resource.c (return_insn_p): Likewise.
9095 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9097 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9098 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9099 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9100 verify_gimple_modify_stmt): Likewise.
9101 * tree-chrec.c (is_not_constant_evolution,
9102 is_multivariate_chrec_rec, is_multivariate_chrec,
9103 chrec_contains_symbols, chrec_contains_undetermined,
9104 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9105 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9106 eq_evolutions_p, scev_direction): Likewise.
9107 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9108 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9109 chrec_contains_symbols_defined_in_loop,
9110 chrec_contains_undetermined, tree_contains_chrecs,
9111 evolution_function_is_affine_multivariate_p,
9112 evolution_function_is_univariate_p, chrec_zerop,
9113 evolution_function_is_constant_p, evolution_function_is_affine_p,
9114 evolution_function_is_affine_or_constant_p,
9115 tree_does_not_contain_chrecs, chrec_type): Likewise.
9116 * tree-data-ref.c (tree_fold_divides_p,
9117 object_address_invariant_in_loop_p, dr_may_alias_p,
9118 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9119 same_access_functions, constant_access_functions,
9120 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9122 * tree-flow.h (scev_direction): Likewise.
9123 * tree-gimple.c (is_gimple_stmt): Likewise.
9124 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9126 * tree-pretty-print.c (op_prio): Likewise.
9127 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9128 analyzable_condition, backedge_phi_arg_p): Likewise.
9129 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9130 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9131 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9134 2007-08-13 Dan Hipschman <dsh@google.com>
9137 * c-format.c (check_format_arg): Move check for zero-length
9138 format strings below the check for unterminated strings.
9140 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9143 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9146 2007-08-13 Nick Clifton <nickc@redhat.com>
9148 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9150 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9153 * c-format.c (gcc_gfc_length_specs): New array.
9154 (gcc_gfc_char_table): Add unsigned specifier, and references to
9155 the l length modifier.
9156 (format_types_orig): Use the new gcc_gfc_length_specs.
9158 2007-08-12 Sa Liu <saliu@de.ibm.com>
9160 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9161 and with REG_RETVAL note after split.
9163 2007-08-11 David Daney <ddaney@avtrex.com>
9165 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9166 as ATTRIBUTE_UNUSED.
9168 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9169 Segher Boessenkool <segher@kernel.crashing.org>
9171 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9172 HAVE_LOCAL_CPU_DETECT not defined.
9174 2007-08-11 Jan Hubicka <jh@suse.cz>
9176 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9177 (cgraph_process_new_functions): Honor previous value of
9178 disregard_inline_limits.
9179 * ipa-inline.c (compute_inline_parameters): Likewise.
9181 2007-08-11 Ian Lance Taylor <iant@google.com>
9183 * alias.h (alias_set_type): Define new type.
9184 (ALIAS_SET_MEMORY_BARRIER): Use it.
9185 * rtl.h: Include alias.h.
9186 (struct mem_attrs): Use alias_set_type.
9187 * tree.h: Include alias.h
9188 (struct tree_type): Use alias_set_type.
9189 (struct tree_struct_field_tag): Likewise.
9190 (struct tree_decl_common): Likewise.
9191 * alias.c (struct alias_set_entry): Use alias_set_type.
9192 (get_alias_set_entry, alias_set_subset_of): Likewise.
9193 (alias_sets_conflict_p): Likewise.
9194 (alias_sets_must_conflict_p): Likewise.
9195 (objects_must_conflict_p): Likewise.
9196 (get_alias_set, new_alias_set): Likewise.
9197 (record_alias_subset, record_component_aliases): Likewise.
9198 (varargs_set, frame_set): Change to alias_set_type.
9199 (get_varargs_alias_set): Use alias_set_type.
9200 (get_frame_alias_set): Likewise.
9201 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9202 * dse.c (struct store_info): Use alias_set_type.
9203 (struct read_info, struct clear_alias_mode_holder): Likewise.
9204 (clear_alias_set_lookup, canon_address): Likewise.
9205 (record_store, check_mem_read_rtx): Likewise.
9206 (dse_record_singleton_alias_set): Likewise.
9207 (dse_invalidate_singleton_alias_set): Likewise.
9208 * emit-rtl.c (get_mem_attrs): Likewise.
9209 (set_mem_attributes_minus_bitpos): Likewise.
9210 (set_mem_alias_set): Likewise.
9211 * expr.c (store_constructor_field, store_field): Likewise.
9212 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9213 * langhooks.c (lhd_get_alias_set): Likewise.
9214 * langhooks-def.h (lhd_get_alias_set): Likewise.
9215 * reload1.c (alter_reg): Likewise.
9216 * tree-flow.h (struct fieldoff): Likewise.
9217 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9218 (may_alias_p, get_smt_for, create_sft): Likewise.
9219 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9220 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9221 (merge_smts_into): Likewise.
9222 * varasm.c (const_alias_set): Likewise.
9223 * c-common.c (strict_aliasing_warning): Likewise.
9224 (c_common_get_alias_set): Likewise.
9225 * dse.h (dse_record_singleton_alias_set): Update declaration.
9226 (dse_invalidate_singleton_alias_set): Likewise.
9227 * emit-rtl.h (set_mem_alias_set): Likewise.
9228 * c-common.h (c_common_get_alias_set): Likewise.
9229 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9230 * print-tree.c (print_node): Likewise.
9231 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9233 (alpha_setup_incoming_varargs): Use alias_set_type.
9234 * config/i386/i386.c (setup_incoming_varargs_64): Use
9236 (setup_incoming_varargs_ms_64): Likewise.
9237 (ix86_GOT_alias_set): Likewise.
9238 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9239 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9240 (set): Change to alias_set_type.
9241 (get_TOC_alias_set): Use alias_set_type.
9242 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9244 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9245 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9247 (struct_value_alias_set): Likewise.
9248 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9250 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9252 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9253 * config/vxworks.h (TARGET_VXWORKS): Override.
9254 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9255 "mips" if TARGET_VXWORKS.
9257 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9259 * calls.c (avoid_likely_spilled_reg): New function.
9260 (expand_call): Use it.
9262 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9264 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9266 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9268 * config/mips/predicates.md (const_call_insn_operand): Invoke
9269 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9271 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9274 * config/rs6000/driver-rs6000.c: Include link.h.
9275 Use ElfW instead of wordsize-specif typedef.
9277 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9279 * system.h (CONST_CAST): New.
9280 * c-decl.c (c_make_fname_decl): Use it.
9281 * c-lex.c (cb_ident, lex_string): Likewise.
9282 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9283 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9284 give_switch, set_multilib_dir): Likewise.
9285 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9286 * passes.c (execute_one_pass): Likewise.
9287 * prefix.c (update_path): Likewise.
9288 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9289 * tree.c (build_string): Likewise.
9291 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9293 * tree-flow-inline.h (is_exec_stmt): Remove.
9294 (is_label_stmt): Remove.
9295 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9298 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9300 * lower-subreg.c (resolve_shift_zext): Don't adjust
9301 src_reg_num for wordmode operands.
9303 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9304 David Ung <davidu@mips.com>
9306 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9307 (TARGET_SCHED_REORDER2): Define.
9308 (mips_maybe_swap_ready): New.
9309 (mips_last_74k_agen_insn): New.
9310 (mips_74k_agen_init): New.
9311 (mips_74k_agen_reorder): New function to group loads and stores
9313 (mips_sched_init): New.
9314 (mips_sched_reorder): Don't do initialization here. Call
9315 mips_74k_agen_reorder.
9316 (mips_variable_issue): Call mips_74k_agen_init.
9318 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9320 * tree-flow-inline.h (get_filename): Remove.
9322 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9324 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9326 (mips_fetch_insns): Delete in favor of...
9327 (mips_load_store_insns): ...this new function.
9328 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9329 to say whether multiword moves _might_ be split.
9330 (mips_fetch_insns): Delete in favor of...
9331 (mips_load_store_insns): ...this new function.
9332 (mips_rtx_costs): Update the call to mips_address_insns.
9333 (mips_address_cost): Likewise.
9334 * config/mips/mips.md (length): Use mips_load_store_insns instead
9335 of mips_fetch_insns.
9336 * config/mips/constraints.md (R): Use mips_address_insns rather
9337 than mips_fetch_insns. Assume that the move never needs to be split.
9339 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9341 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9342 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9343 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9344 * config/mips/mips.h (mips16_hard_float): Delete.
9345 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9346 definitions, and replace with....
9347 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9348 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9349 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9350 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9351 (override_options): Replace MASK_SOFT_FLOAT references with
9352 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9353 and mips16_hard_float when TARGET_MIPS16.
9355 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9358 * c-typeck.c (build_binary_op): Check for non pointer types before
9359 calling int_fits_type_p.
9361 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9364 * fold-const.c (omit_one_operand): Return only the ommitted expression
9365 if the result is an empty statement.
9366 (pedantic_omit_one_operand): Likewise.
9368 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9370 * c-typeck.c (readonly_error): Improve error for assignment.
9372 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9374 (pp_c_expression): Ditto.
9376 2007-08-09 Simon Baldwin <simonb@google.com>
9378 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9379 break that was preventing simplify_associative_operation() for xor.
9381 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9382 Nigel Stephens <nigel@mips.com>
9384 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9385 Document change in interpretation of value from boolean to
9387 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9388 ffs and ctz using clz.
9389 (expand_unop): Call them.
9390 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9392 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9393 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9394 enable the new ffs expansion on this target.
9396 2007-08-09 Jan Hubicka <jh@suse.cz>
9398 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9399 (expand_ternary_op): Likewise.
9400 (expand_vec_shift_expr): Likewise.
9401 (expand_binop_directly): Likewise.
9402 (expand_binop): Likewise.
9403 (sign_expand_binop): Likewise.
9404 (expand_twoval_unop): Likewise.
9405 (expand_twoval_binop): Likewise.
9406 (expand_twoval_binop_libfunc): Likewise.
9407 (widen_clz): Likewise.
9408 (widen_bswap): Likewise.
9409 (expand_parity): Likewise.
9410 (expand_unop): Likewise.
9411 (expand_abs_nojump): Likewise.
9412 (expand_copysign): Likewise.
9413 (emit_no_conflict_block): Likewise.
9414 (emit_libcall_block): Likewise.
9415 (can_compare_p): Likewise.
9416 (prepare_cmp_insn): Likewise.
9417 (emit_cmp_and_jump_insn_1): Likewise.
9418 (prepare_float_lib_cmp): Likewise.
9419 (emit_conditional_add): Likewise.
9420 (gen_add2_insn): Likewise.
9421 (have_add2_insn): Likewise.
9422 (gen_sub2_insn): Likewise.
9423 (have_sub2_insn): Likewise.
9424 (can_extend_p): Likewise.
9425 (can_fix_p): Likewise.
9426 (can_float_p): Likewise.
9427 (expand_float): Likewise.
9428 (expand_fix): Likewise.
9429 (expand_sfix_optab): Likewise.
9430 (new_optab): Likewise.
9431 (new_convert_optab): Likewise.
9432 (init_libfuncs): Likewise.
9433 (init_interclass_conv_libfuncs): Likewise.
9434 (init_intraclass_conv_libfuncs): Likewise.
9435 (set_conv_libfunc): Likewise.
9436 (init_optabs): Likewise.
9437 (debug_optab_libfuncs): Likewise.
9438 (gen_cond_trap): Likewise.
9439 * optabs.h (optab_handler, convert_optab_hanlder): New.
9440 * genopinit.c: Update optabs generation table.
9441 * reload.c (find_reloads_address_1): Use optabs accestors.
9442 * builtins.c (expand_builtin_mathfn): Likewise.
9443 (expand_builtin_mathfn_2): Likewise.
9444 (expand_builtin_mathfn_3): Likewise.
9445 (expand_builtin_interclass_mathfn): Likewise.
9446 (expand_builtin_sincos): Likewise.
9447 (expand_builtin_cexpi): Likewise.
9448 (expand_builtin_powi): Likewise.
9449 (expand_builtin_strlen): Likewise.
9450 * dojump.c (do_jump): Likewise.
9451 * expr.c (convert_move): Likewise.
9452 (move_by_pieces): Likewise.
9453 (move_by_pieces_ninsns): Likewise.
9454 (can_store_by_pieces): Likewise.
9455 (store_by_pieces_1): Likewise.
9456 (emit_move_via_integer): Likewise.
9457 (emit_move_complex): Likewise.
9458 (emit_move_ccmode): Likewise.
9459 (emit_move_insn_1): Likewise.
9460 (emit_single_push_insn): Likewise.
9461 (store_constructor): Likewise.
9462 (expand_expr_real_1): Likewise.
9463 (do_store_flag): Likewise.
9464 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9465 (enumerate_modes): Likewise.
9466 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9467 (supportable_widening_operation): Likewise.
9468 (supportable_narrowing_operation): Likewise.
9469 * expmed.c (store_bit_field_1): Likewise.
9470 (extract_bit_field_1): Likewise.
9471 (expand_mult_highpart_optab): Likewise.
9472 (expand_smod_pow2): Likewise.
9473 (expand_divmod): Likewise.
9474 (emit_store_flag): Likewise.
9475 * tree-vect-patterns.c
9476 (vect_pattern_recog_1): Likewise.
9477 * tree-ssa-loop-prefetch.c
9478 (nontemporal_store_p): Likewise.
9479 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9480 (vect_create_epilog_for_reduction): Likewise.
9481 (vectorizable_reduction): Likewise.
9482 (vectorizable_operation): Likewise.
9483 (vect_strided_store_supported): Likewise.
9484 (vectorizable_store): Likewise.
9485 (vect_strided_load_supported): Likewise.
9486 (vectorizable_load): Likewise.
9487 * combine.c (simplify_comparison): Likewise.
9488 * tree-vect-generic.c
9489 (type_for_widest_vector_mode): Likewise.
9490 (expand_vector_operations_1): Likewise.
9491 * config/spu/spu.c (spu_expand_mov): Likewise.
9492 (spu_emit_vector_compare): Likewise.
9493 * config/rs6000/rs6000.c
9494 (rs6000_emit_vector_compare): Likewise.
9495 * stmt.c (add_case_node): Likewise.
9496 * reload1.c (gen_reload):
9498 2007-08-09 Michael Matz <matz@suse.de>
9500 * tree.h (fixed_zerop): Declare as taking a const_tree.
9501 * tree.c (fixed_zerop): Take a const_tree.
9503 2007-08-09 Ira Rosen <irar@il.ibm.com>
9505 * tree-vect-transform.c (vectorizable_store): Remove call to
9506 copy_virtual_operands() and call mark_symbols_for_renaming() for
9507 the created vector store.
9508 (vect_setup_realignment): Don't call copy_virtual_operands() and
9509 update_vuses_to_preheader().
9510 (vectorizable_load): Don't call copy_virtual_operands().
9511 (update_vuses_to_preheader): Remove.
9513 2007-08-08 Chao-ying Fu <fu@mips.com>
9515 * tree.def (FIXED_POINT_TYPE): New type.
9516 (FIXED_CST): New constant.
9517 (FIXED_CONVERT_EXPR): New expr.
9518 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9519 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9520 * tree.h (struct tree_base): Add saturating_flag.
9521 Remove one bit of spare for saturating_flag.
9522 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9523 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9524 FIXED_POINT_TYPE_P): Define.
9525 (TYPE_SATURATING): Define.
9526 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9527 (struct tree_fixed_cst): New.
9528 (TYPE_IBIT, TYPE_FBIT): Define.
9529 (tree_node): Add fixed_cst.
9530 (enum tree_index): Add new enumeration values of
9531 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9532 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9533 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9534 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9535 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9536 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9537 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9538 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9539 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9540 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9541 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9542 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9543 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9544 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9545 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9546 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9547 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9548 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9549 (sat_short_fract_type_node, sat_fract_type_node,
9550 sat_long_fract_type_node, sat_long_long_fract_type_node,
9551 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9552 sat_unsigned_long_fract_type_node,
9553 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9554 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9555 unsigned_short_fract_type_node, unsigned_fract_type_node,
9556 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9557 sat_short_accum_type_node, sat_accum_type_node,
9558 sat_long_accum_type_node, sat_long_long_accum_type_node,
9559 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9560 sat_unsigned_long_accum_type_node,
9561 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9562 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9563 unsigned_short_accum_type_node, unsigned_accum_type_node,
9564 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9565 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9566 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9567 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9568 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9569 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9570 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9571 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9572 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9573 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9574 sat_uda_type_node, sat_uta_type_node): New macro.
9575 (make_fract_type, make_accum_type): Declare.
9576 (make_signed_fract_type, make_unsigned_fract_type,
9577 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9578 make_signed_accum_type, make_unsigned_accum_type,
9579 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9580 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9581 make_or_reuse_sat_signed_fract_type,
9582 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9583 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9584 make_or_reuse_sat_unsigned_accum_type): New macro.
9585 (fixed_zerop): Declare.
9586 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9587 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9588 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9589 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9590 * treestruct.def: Add TS_FIXED_CST.
9591 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9593 (tree-dump.o): Likewise.
9594 (print-tree.o): Likewise.
9595 (tree-pretty-print.o): Likewise.
9596 (fold-const.o): Likewise.
9597 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9598 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9599 (is_gimple_min_invariant): Handle FIXED_CST.
9600 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9601 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9602 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9603 (layout_type): Handle FIXED_POINT_TYPE.
9604 (make_fract_type, make_accum_type): New functions.
9605 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9606 * tree-dump.c (fixed-value.h): New include.
9607 (dump_fixed): New function.
9608 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9609 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9610 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9611 * tree-pretty-print.c (fixed-value.h): New include.
9612 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9614 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9615 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9616 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9617 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9618 for non-saturating fixed-point types.
9619 (reassociate_bb): Likewise.
9620 * emit-rtl.c (fixed-value.h): New include.
9621 (fconst0, fconst1): New array.
9622 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9623 * tree-vect-generic.c expand_vector_operation): Support
9624 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9626 (type_for_widest_vector_mode): Add one parameter for the
9628 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9630 Pass the satp parameter to type_for_mode for fixed-point types.
9631 (expand_vector_operations_1): Pass the saturating flag to
9632 type_for_widest_vector_mode.
9633 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9634 and MODE_VECTOR_UACCUM.
9635 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9636 (vectorizable_condition): Likewise.
9637 * tree.c (fixed-value.h): New include.
9638 (tree_code_size): Support FIXED_CST.
9639 (build_fixed): New function.
9640 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9641 (fixed_zerop): New function.
9642 (tree_node_structure): Support FIXED_CST.
9643 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9644 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9645 (type_hash_eq): Handle FIXED_POINT_TYPE.
9646 (simple_cst_equal): Support FIXED_CST.
9647 (iterative_hash_expr): Handle FIXED_CST.
9648 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9649 (get_narrower): Likewise.
9650 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9651 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9652 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9653 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9655 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9656 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9657 (initializer_zerop): Support FIXED_CST.
9658 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9659 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9660 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9661 (is_base_type): Handle FIXED_POINT_TYPE.
9662 (add_type_attribute): Handle FIXED_POINT_TYPE.
9663 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9664 * print-tree.c (fixed-value.h): New include.
9665 (print_node_brief): Support FIXED_CST.
9666 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9667 * c-pretty-print.c (fixed-value.h): New include.
9668 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9669 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9670 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9671 Support fixed-point types for inner items in VECTOR_TYPE.
9672 (pp_c_direct_declarator): Likewise.
9673 (pp_c_declarator): Likewise.
9674 (pp_c_fixed_constant): New function.
9675 (pp_c_constant): Handle FIXED_CST.
9676 (pp_c_primary_expression): Likewise.
9677 (pp_c_expression): Likewise.
9678 * fold-const.c (fixed-value.h): New include.
9679 (negate_expr_p): Return true for FIXED_CST.
9680 (fold_negate_expr): Support FIXED_CST.
9681 (split_tree): Support FIXED_CST.
9682 (const_binop): Support FIXED_CST.
9683 (fold_convert_const_int_from_fixed): New function to convert from
9685 (fold_convert_const_real_from_fixed): New function to convert from
9687 (fold_convert_const_fixed_from_fixed): New function to convert from
9688 fixed to another fixed.
9689 (fold_convert_const_fixed_from_int): New function to convert from
9691 (fold_convert_const_fixed_from_real): New function to convert from
9693 (fold_convert_const): Support conversions from fixed to int, from
9694 fixed to real, from fixed to fixed, from int to fixed, and from real
9696 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9697 (operand_equal_p): Support FIXED_CST.
9698 (make_range): For fixed-point modes, we need to pass the
9699 saturating flag as the 2nd parameter.
9700 (tree_swap_operands_p): Handle FIXED_CST.
9701 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9703 (fold_unary): Support FIXED_CONVERT_EXPR.
9704 (fold_binary): Handle FIXED_CST.
9705 Make sure the type is not saturating, before associating operations.
9706 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9707 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9708 (fold_negate_const): Support FIXED_CST.
9709 (fold_relational_const): Support FIXED_CST.
9710 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9711 (gimplify_expr): Handle FIXED_CST.
9712 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9713 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9714 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9715 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9716 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9717 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9718 LONG_LONG_ACCUM_TYPE_SIZE.
9719 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9720 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9721 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9722 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9723 MODE_ACCUM, and MODE_UACCUM.
9724 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9725 fixed-point types to disable reduction.
9726 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9728 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9730 * config/rs6000/x-rs6000: New file.
9731 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9732 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9733 (EXTRA_SPEC_FUNCTIONS): Define.
9734 (HAVE_LOCAL_CPU_DETECT): Define.
9735 (CC1_CPU_SPEC): Define.
9736 * config/rs6000/driver-rs6000.c: New file.
9737 * config/rs6000/aix.h (CC1_SPEC): Define.
9738 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9739 * config.host: Add x-rs6000 to host_xmake_file if host and target
9740 are rs6000 or powerpc.
9742 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9744 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9746 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9747 Sandra Loosemore <sandra@codesourcery.com>
9748 Chao-ying Fu <fu@mips.com>
9749 Nigel Stephens <nigel@mips.com>
9750 David Ung <davidu@mips.com>
9752 * doc/invoke.texi (-mcode-readable): Document.
9753 * config/mips/mips.opt (mcode-readable): New option.
9754 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9755 * config/mips/mips.h (mips_code_readable_setting): New enum.
9756 (mips_code_readable): Declare.
9757 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9758 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9759 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9760 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9761 boiler-plate comments.
9762 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9763 * config/mips/mips.c (mips_code_readable): New variable.
9764 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9765 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9766 context and -mcode-readable setting to restrict the use of
9767 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9768 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9769 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9770 (mips_blocks_for_constant_p): Only return false for
9771 TARGET_MIPS16_PCREL_LOADS.
9772 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9773 for MIPS16. Handle SYMBOL_32_HIGH.
9774 (mips_const_insns): Allow HIGHs for MIPS16 too.
9775 (mips_unspec_address_offset): New function, split out from...
9776 (mips_unspec_address): ...here.
9777 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9778 16-bit symbolic constants. Assert approropiate conditions for
9779 using the "la" and "dla" macros.
9780 (mips_handle_option): Handle -mcode-readable=.
9781 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9782 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9783 (mips_strip_unspec_address): New function, split out from...
9784 (print_operand_reloc): ...here.
9785 (print_operand): Pass constants through mips_strip_unspec_address.
9786 (print_operand_address): Likewise.
9787 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9788 (mips_select_rtx_section): Remove MIPS16 handling.
9789 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9790 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9791 (mips16_lay_out_constants): Do nothing unless
9792 TARGET_MIPS16_PCREL_LOADS.
9793 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9794 * config/mips/mips.md: Split HIGHs for MIPS16.
9795 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9797 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9799 * config/mips/mips-protos.h (mips_emit_move): Declare.
9800 * config/mips/mips.c (mips_emit_move): New function.
9801 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9802 (mips_legitimize_const_move): Likewise.
9803 (mips_legitimize_move): Likewise.
9804 (mips_split_64bit_move): Likewise.
9805 (mips_restore_gp): Likewise.
9806 (mips_load_call_address): Likewise.
9807 (mips_emit_fcc_reload): Likewise.
9808 (mips_set_return_address): Likewise.
9809 (mips_block_move_straight): Likewise.
9810 (mips_block_move_loop): Likewise.
9811 (mips_setup_incoming_varargs): Likewise.
9812 (mips_save_reg): Likewise.
9813 (mips_expand_prologue): Likewise.
9814 (mips_restore_reg): Likewise.
9815 (mips_expand_epilogue): Likewise.
9816 (mips_output_mi_thunk): Likewise.
9817 (build_mips16_call_stub): Likewise.
9818 (mips_builtin_branch_and_move): Likewise.
9819 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9820 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9821 (fixuns_truncdfdi2): Likewise.
9822 (fixuns_truncsfsi2): Likewise.
9823 (fixuns_truncsfdi2): Likewise.
9824 (loadgp_absolute): Likewise.
9825 (builtin_setjmp_setup): Likewise.
9826 (builtin_longjmp): Likewise.
9827 (untyped_call): Likewise.
9829 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9831 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9832 an "rtx *" argument. Return a bool.
9833 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9834 values and return true if they can be split. Take the same kind of
9835 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9836 and store the lo_sum there if nonnull. Use the symbol type to
9837 determine whether a $gp or HIGH is needed.
9838 (mips_legitimize_address): Update call to mips_split_symbol and
9839 simplify accordingly.
9840 (mips_legitimize_const_move): Likewise.
9841 * config/mips/mips.md: In the combine define_split,
9842 check mips_split_symbol instead of splittable_symbolic_operand.
9843 Update use of mips_split_symbol in the generator code.
9844 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9846 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9848 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9849 (mips_symbol_insns_1): New function, split out from...
9850 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9851 and stores separately from load addresses.
9852 (mips_classify_address): Replace uses of mips_symbolic_address_p
9853 with uses of mips_symbol_insns.
9854 (mips_address_insns): Update calls to mips_symbol_insns.
9855 (mips_const_insns): Likewise.
9856 (mips_legitimize_address): Likewise.
9858 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9860 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9861 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9862 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9863 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9864 non-call contexts if TARGET_MIPS16.
9865 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9866 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9867 code for SYMBOL_ABSOLUTE.
9868 (mips_symbol_insns): Likewise.
9870 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9872 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9873 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9874 (mips_symbolic_constant_p): Likewise. Update the call to
9875 mips_classify_symbol.
9876 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9877 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9878 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9879 (print_operand_reloc): Add a context argument. Update the call to
9880 mips_symbolic_constant_p.
9881 (print_operand): Update the calls to print_operand_reloc.
9882 (print_operand_address): Use print_operand_reloc rather than
9884 (mips_rewrite_small_data_p): Add a context argument. Update the call
9885 to mips_symbolic_constant_p.
9886 (mips_small_data_pattern_1): Make DATA the containing mem.
9887 Update the call to mips_rewrite_small_data_p.
9888 (mips_rewrite_small_data_1): Likewise.
9889 (mips_use_anchors_for_symbol_p): Update the call to
9890 mips_symbolic_constant_p.
9891 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9892 (splittable_symbolic_operand): Likewise.
9893 (move_operand): Likewise.
9894 (absolute_symbolic_operand): Likewise.
9895 (got_disp_operand): Likewise.
9896 (got_page_ofst_operand): Likewise.
9898 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9900 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9901 (SYMBOL_ABSOLUTE): ...this.
9902 (SYMBOL_SMALL_DATA): Rename to...
9903 (SYMBOL_GP_RELATIVE): ...this.
9904 (SYMBOL_CONSTANT_POOL): Rename to...
9905 (SYMBOL_PC_RELATIVE): ...this.
9906 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9907 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9908 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9909 after above changes.
9910 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9911 (general_symbolic_operand): Rename to...
9912 (absolute_symbolic_operand): ...this.
9913 * config/mips/mips.md: Update after above changes.
9915 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9916 Revital Eres <eres@il.ibm.com>
9918 * ddg.c (print_ddg): Add dump information.
9919 * modulo-sched.c (print_node_sched_params): Add parameter and
9921 (calculate_maxii): Remove function.
9922 (undo_generate_reg_moves): Likewise.
9923 (undo_permute_partial_schedule): Likewise.
9924 (kernel_number_of_cycles): Likewise.
9925 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9926 (sms_schedule): Use it. Remove profitability checks.
9927 (sms_schedule_by_order): Fix order of nodes within the cycle.
9929 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9931 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9932 -profile option, add pie support.
9933 (ENDFILE_SPEC): New spec.
9934 * config/gnu.h (LIB_SPEC): Add -profile option.
9936 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9938 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9939 * config/gnu.h (LIB_SPEC): Likewise.
9941 2007-08-07 Yaz Saito <saito@google.com>
9942 Ian Lance Taylor <iant@google.com>
9944 * common.opt (finstrument-functions-exclude-function-list): New
9946 (finstrument-functions-exclude-file-list): New option.
9947 * opts.c (char_p): Define and DEF_VEC.
9948 (flag_instrument_functions_exclude_functions): New static
9950 (flag_instrument_functions_exclude_files): New static variable.
9951 (add_instrument_functions_exclude_list): New static function.
9952 (flag_instrument_functions_exclude_p): New function.
9953 (common_handle_option): Handle new options.
9954 * flags.h (flag_instrument_functions_exclude_p): Declare.
9955 * gimplify.c (gimplify_function_tree): Call
9956 flag_instrument_functions_exclude_p.
9957 * doc/invoke.texi (Option Summary): Mention new options.
9958 (Code Gen Options): Document new options.
9960 2007-08-07 Ian Lance Taylor <iant@google.com>
9962 PR rtl-optimization/32776
9963 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9964 (resolve_use): Likewise.
9965 (decompose_multiword_subregs): Remove "changed" local variable.
9967 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9969 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9970 * configure: Regenerate.
9971 * config.in: Regenerate.
9972 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9975 2007-08-07 Ian Lance Taylor <iant@google.com>
9977 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9978 note, just delete the insn.
9980 2007-08-07 Andreas Schwab <schwab@suse.de>
9983 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9986 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9988 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9989 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9990 (decompose_multiword_subregs): Use the functions above to decompose
9991 multiword shifts and zero-extends.
9993 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9995 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9996 "assemble" descriptions which were swapped.
9998 2007-08-06 Chao-ying Fu <fu@mips.com>
10000 * fixed-value.h: New file.
10001 * fixed-value.c: New file.
10002 * Makefile.in (OBJS-common): Add fixed-value.o.
10003 (fixed-value.o): New rule.
10004 (GTFILES): Add fixed-value.h.
10005 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10006 to compare a.low and b.low.
10007 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10009 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10010 Daniel Jacobowitz <dan@codesourcery.com>
10013 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10015 (x86_64-*-netbsd*): Likewise.
10016 (x86_64-*-linux*): Likewise.
10017 (x86_64-*-kfreebsd*-gnu): Likewise.
10018 (x86_64-*-knetbsd*-gnu): Likewise.
10019 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10021 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10023 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10024 Add -fno-asynchronous-unwind-tables.
10026 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10027 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10028 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10029 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10030 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10032 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10034 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10035 (TARGET_C_MODE_FOR_SUFFIX): New.
10037 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10039 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10041 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10043 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10045 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10047 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10048 before checking function returns in conditional expressions.
10050 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10053 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10055 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10057 PR middle-end/32988
10058 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10059 for INTEGRAL_TYPE_P.
10061 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10063 * configure.ac: Remove --enable-checking=df from default settings.
10064 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10065 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10066 if the parameter is true.
10067 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10068 DF_VERIFY_SCHEDULED flag is true.
10069 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10070 (df_finish_pass): Adjust prototype.
10071 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10074 * see.c (pass_see): Add TODO_df_verify.
10075 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10076 * global.c (rest_of_handle_global_alloc): Schedule verification
10078 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10080 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10081 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10082 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10084 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10085 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10086 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10088 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10089 Revital Eres <eres@il.ibm.com>
10091 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10093 * ddg.c (create_ddg_dependence): Rename to...
10094 (create_ddg_dep_from_intra_loop_link): This. Do not check
10095 for interloop edges. Do not create anti dependence edge when
10096 a true dependence edge exists in the opposite direction and
10097 -fmodulo-sched-allow-regmoves is set.
10098 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10099 (add_cross_iteration_register_deps): Create anti dependence edge
10100 when -fno-modulo-sched-allow-regmoves is set.
10101 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10103 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10105 * config/arm/arm.md (movsi): Add braces.
10107 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10109 PR middle-end/32780
10110 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10111 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10114 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10116 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10117 state accessor functions.
10118 * cfgloopmanip.c (remove_path, create_preheaders,
10119 force_single_succ_latches, fix_loop_structure): Ditto.
10120 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10121 tree_duplicate_loop_to_header_edge): Ditto.
10122 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10123 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10125 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10126 cleanup_tree_cfg): Ditto.
10127 * tree-cfg.c (tree_merge_blocks): Ditto.
10128 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10129 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10130 loop_preheader_edge, single_exit): Ditto.
10131 (flow_loops_find): Do not clear loops->state.
10132 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10133 loops_state_clear): New functions.
10135 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10137 PR middle-end/32399
10138 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10139 when adding to the base and convert ELT to sizetype instead of type.
10141 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10143 PR middle-end/32304
10144 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10145 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10147 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10149 PR middle-end/32935
10150 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10151 correct type the negate expression.
10153 2007-08-03 Jan Hubicka <jh@suse.cz>
10155 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10158 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10160 * config/rs6000/rs6000.c (struct processor_cost): Change
10161 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10162 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10164 (rios1_costs, rios2_cost): Correct cache line size.
10165 (rs6000_override_options): Set l2-cache-size parameter.
10167 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10168 Diego Novillo <dnovillo@google.com>
10171 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10172 if the range includes 0.
10174 2007-08-03 Ben Elliston <bje@au.ibm.com>
10176 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10177 mode to unspec expressions to silence a warning from the generator
10180 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10182 * config/ia64/constraints.md ("U"): Make constraint vector only.
10184 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10186 PR middle-end/25446
10187 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10188 always_inline attribute on the function decl.
10190 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10192 PR middle-end/25445
10193 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10194 if we are compiling with -fPIC.
10196 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10197 Nigel Stephens <nigel@mips.com>
10199 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10200 Define for MIPS32 and MIPS64.
10202 2007-08-02 Nick Clifton <nickc@redhat.com>
10204 * config/host-hpux.c: Change copyright header to refer to version
10205 3 of the GNU General Public License and to point readers at the
10206 COPYING3 file and the FSF's license web page.
10207 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10208 config/alpha/linux.h, config/alpha/alpha.opt,
10209 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10210 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10211 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10212 config/alpha/alpha.h, config/alpha/sync.md,
10213 config/alpha/openbsd.h, config/alpha/alpha.md,
10214 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10215 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10216 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10217 config/alpha/constraints.md, config/alpha/osf.h,
10218 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10219 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10220 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10221 config/frv/frv-asm.h, config/frv/frv-protos.h,
10222 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10223 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10224 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10225 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10226 config/s390/s390.opt, config/s390/s390-modes.def,
10227 config/s390/fixdfdi.h, config/s390/constraints.md,
10228 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10229 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10230 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10231 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10232 config/m32c/prologue.md, config/m32c/m32c.abi,
10233 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10234 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10235 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10236 config/m32c/jump.md, config/m32c/shift.md,
10237 config/m32c/m32c-protos.h, config/libgloss.h,
10238 config/spu/spu-protos.h, config/spu/predicates.md,
10239 config/spu/spu-builtins.h, config/spu/spu.c,
10240 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10241 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10242 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10243 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10244 config/sparc/hypersparc.md, config/sparc/predicates.md,
10245 config/sparc/linux.h, config/sparc/sp64-elf.h,
10246 config/sparc/supersparc.md, config/sparc/cypress.md,
10247 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10248 config/sparc/niagara.md, config/sparc/sparc.md,
10249 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10250 config/sparc/sparc.opt, config/sparc/sync.md,
10251 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10252 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10253 config/sparc/sparc.c, config/sparc/little-endian.opt,
10254 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10255 config/sparc/linux64.h, config/sparc/freebsd.h,
10256 config/sparc/sol2.h, config/sparc/rtemself.h,
10257 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10258 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10259 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10260 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10261 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10262 config/m32r/linux.h, config/m32r/constraints.md,
10263 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10264 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10265 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10266 config/i386/i386.md, config/i386/netware-crt0.c,
10267 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10268 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10269 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10270 config/i386/sol2.h, config/i386/constraints.md,
10271 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10272 config/i386/predicates.md, config/i386/geode.md,
10273 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10274 config/i386/freebsd64.h, config/i386/vxworksae.h,
10275 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10276 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10277 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10278 config/i386/netware.h, config/i386/i386-modes.def,
10279 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10280 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10281 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10282 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10283 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10284 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10285 config/i386/xm-mingw32.h, config/i386/linux64.h,
10286 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10287 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10288 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10289 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10290 config/i386/cygwin2.c, config/i386/i386-protos.h,
10291 config/i386/sync.md, config/i386/openbsd.h,
10292 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10293 config/i386/nto.h, config/i386/biarch64.h,
10294 config/i386/i386-coff.h, config/i386/freebsd.h,
10295 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10296 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10297 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10298 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10299 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10300 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10301 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10302 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10303 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10304 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10305 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10306 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10307 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10308 config/sh/superh64.h, config/sh/rtemself.h,
10309 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10310 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10311 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10312 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10313 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10314 config/avr/predicates.md, config/avr/constraints.md,
10315 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10316 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10317 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10318 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10319 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10320 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10321 config/c4x/predicates.md, config/c4x/c4x.h,
10322 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10323 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10324 config/xtensa/linux.h, config/xtensa/xtensa.h,
10325 config/xtensa/elf.h, config/xtensa/xtensa.md,
10326 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10327 config/xtensa/xtensa-protos.h, config/dbx.h,
10328 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10329 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10330 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10331 config/host-solaris.c, config/fr30/fr30.h,
10332 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10333 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10334 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10335 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10336 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10337 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10338 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10339 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10340 config/cris/predicates.md, config/cris/linux.h,
10341 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10342 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10343 config/cris/aout.opt, config/cris/cris-protos.h,
10344 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10345 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10346 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10347 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10348 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10349 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10350 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10351 config/chorus.h, config/mn10300/mn10300.c,
10352 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10353 config/mn10300/mn10300.h, config/mn10300/linux.h,
10354 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10355 config/mn10300/mn10300.md, config/ia64/predicates.md,
10356 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10357 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10358 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10359 config/ia64/freebsd.h, config/ia64/ia64.md,
10360 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10361 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10362 config/gofast.h, config/rtems.h, config/sol2-10.h,
10363 config/m68k/predicates.md, config/m68k/m68k.md,
10364 config/m68k/linux.h, config/m68k/m68k-modes.def,
10365 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10366 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10367 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10368 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10369 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10370 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10371 config/m68k/constraints.md, config/m68k/rtemself.h,
10372 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10373 config/m68k/uclinux.h, config/rs6000/power4.md,
10374 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10375 config/rs6000/linux.h, config/rs6000/eabi.h,
10376 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10377 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10378 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10379 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10380 config/rs6000/windiss.h, config/rs6000/603.md,
10381 config/rs6000/aix41.h, config/rs6000/cell.md,
10382 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10383 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10384 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10385 config/rs6000/default64.h, config/rs6000/7xx.md,
10386 config/rs6000/darwin.opt, config/rs6000/spe.md,
10387 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10388 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10389 config/rs6000/7450.md, config/rs6000/linux64.h,
10390 config/rs6000/constraints.md, config/rs6000/440.md,
10391 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10392 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10393 config/rs6000/rs6000.h, config/rs6000/power6.md,
10394 config/rs6000/predicates.md, config/rs6000/altivec.md,
10395 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10396 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10397 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10398 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10399 config/rs6000/linux64.opt, config/rs6000/sync.md,
10400 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10401 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10402 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10403 config/rs6000/eabispe.h, config/rs6000/e500.h,
10404 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10405 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10406 config/rs6000/aix.h, config/rs6000/vxworks.h,
10407 config/rs6000/40x.md, config/rs6000/aix51.h,
10408 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10409 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10410 config/arc/arc.h, config/mcore/mcore-elf.h,
10411 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10412 config/mcore/mcore.md, config/mcore/mcore.c,
10413 config/mcore/mcore.opt, config/mcore/mcore.h,
10414 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10415 config/score/predicates.md, config/score/score-version.h,
10416 config/score/score-protos.h, config/score/misc.md,
10417 config/score/elf.h, config/score/score.c, config/score/mac.md,
10418 config/score/score7.md, config/score/score.h,
10419 config/score/score-conv.h, config/score/score-mdaux.c,
10420 config/score/score.md, config/score/score.opt,
10421 config/score/score-modes.def, config/score/score-mdaux.h,
10422 config/score/mul-div.S, config/arm/uclinux-elf.h,
10423 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10424 config/arm/symbian.h, config/arm/linux-elf.h,
10425 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10426 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10427 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10428 config/arm/strongarm-pe.h, config/arm/arm.h,
10429 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10430 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10431 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10432 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10433 config/arm/arm-cores.def, config/arm/arm-protos.h,
10434 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10435 config/arm/wince-pe.h, config/arm/neon.md,
10436 config/arm/constraints.md, config/arm/neon.ml,
10437 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10438 config/arm/arm.opt, config/arm/arm926ejs.md,
10439 config/arm/predicates.md, config/arm/iwmmxt.md,
10440 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10441 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10442 config/arm/neon-testgen.ml, config/arm/arm.md,
10443 config/arm/xscale-coff.h, config/arm/pe.c,
10444 config/arm/arm-generic.md, config/arm/pe.h,
10445 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10446 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10447 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10448 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10449 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10450 config/pa/predicates.md, config/pa/pa64-hpux.h,
10451 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10452 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10453 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10454 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10455 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10456 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10457 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10458 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10459 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10460 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10461 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10462 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10463 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10464 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10465 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10466 config/mips/linux64.h, config/mips/elforion.h,
10467 config/mips/constraints.md, config/mips/generic.md,
10468 config/mips/predicates.md, config/mips/4300.md,
10469 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10470 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10471 config/mips/5k.md, config/mips/vr4120-div.S,
10472 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10473 config/mips/mips-protos.h, config/mips/6000.md,
10474 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10475 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10476 config/mips/mips-modes.def, config/mips/vr.h,
10477 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10478 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10479 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10480 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10481 config/vax/openbsd1.h, config/vax/netbsd.h,
10482 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10483 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10484 config/h8300/rtems.h, config/h8300/predicates.md,
10485 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10486 config/h8300/h8300.md, config/h8300/h8300.opt,
10487 config/h8300/coff.h, config/h8300/h8300-protos.h,
10488 config/v850/v850.md, config/v850/predicates.md,
10489 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10490 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10491 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10492 config/mmix/mmix.h, config/mmix/predicates.md,
10493 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10494 config/mmix/mmix.c, config/mmix/mmix.opt,
10495 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10496 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10497 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10498 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10501 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10503 * emit-rtl.c (reset_used_decls): Rename to...
10504 (set_used_decls): ...this. Set the used flag rather than clearing it.
10505 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10506 DECL_RTLs rather than resetting them.
10508 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10510 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10512 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10514 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10515 argument to find_reloads_address.
10517 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10519 PR tree-optimization/32919
10520 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10521 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10522 (coalesce_ssa_name): Call it.
10524 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10525 David Ung <davidu@mips.com>
10527 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10528 (__mips16_unorddf2, __mips16_floatunsidf): New.
10529 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10531 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10533 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10535 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10536 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10537 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10538 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10539 * omp-low.c (get_ws_args_for, determine_parallel_type,
10540 expand_omp_for_generic, expand_omp_for_static_nochunk,
10541 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10542 Work with more precise CFG.
10543 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10544 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10546 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10547 * gimple-low.c (lower_stmt): Ditto.
10548 * tree-inline.c (estimate_num_insns_1): Ditto.
10549 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10550 (OMP_SECTIONS_SWITCH): New.
10551 * tree-cfgcleanup.c (cleanup_omp_return): New.
10552 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10553 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10554 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10555 (tree_redirect_edge_and_branch): Handle omp constructs.
10557 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10558 with three arguments.
10560 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10562 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10563 in loop closed ssa.
10565 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10567 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10568 the loop structures may need fixing.
10569 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10571 (cleanup_tree_cfg_loop): Removed.
10572 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10573 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10574 instead of running cleanup_tree_cfg_loop.
10575 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10576 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10577 (tree_predictive_commoning): Declaration changed.
10578 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10580 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10582 * doc/invoke.texi (l1-cache-size): Update documentation.
10583 (l2-cache-size): Document.
10584 * params.h (L2_CACHE_SIZE): New macro.
10585 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10586 that L1_CACHE_SIZE is in kB now.
10587 (L2_CACHE_SIZE_BYTES): New macro.
10588 (tree_ssa_prefetch_arrays): Show size in kB.
10589 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10590 and l2_cache_size fields.
10591 * config/i386/driver-i386.c (describe_cache): Detect cache size
10593 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10594 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10595 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10596 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10597 (override_options): Set l1-cache-size and l2-cache-size to default
10598 values if not specified otherwise.
10599 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10600 (PARAM_L2_CACHE_SIZE): New.
10602 2007-08-01 Nigel Stephens <nigel@mips.com>
10603 David Ung <davidu@mips.com>
10604 Thiemo Seufer <ths@mips.com>
10605 Chris Dearman <chris@mips.com>
10606 Richard Sandiford <richard@codesourcery.com>
10608 * config.gcc (mips*-sde-elf*): New stanza.
10609 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10610 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10611 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10612 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10613 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10614 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10616 * config/mips/sde.h: New file.
10617 * config/mips/t-libgcc-mips16: Likewise.
10618 * config/mips/t-sde: Likewise.
10619 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10620 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10621 _MIPS_FPSET and _MIPS_SZINT.
10622 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10623 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10624 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10625 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10626 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10627 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10628 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10629 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10630 _MIPS_SZPTR and _MIPS_FPSET.
10631 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10632 architecture is specified.
10633 (MIPS_32BIT_OPTION_SPEC): New macro.
10635 2007-07-31 Dan Hipschman <dsh@google.com>
10637 * gcc.c (end_going_arg): New function.
10638 (do_spec_2): Use it.
10639 (do_spec_1): Use it.
10641 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10643 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10644 only if ENABLE_CHECKING is defined.
10646 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10648 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10649 df_ru_add_problem, df_ru_get_bb_info): Removed.
10650 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10651 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10652 df_ru_free_bb_info, df_ru_alloc,
10653 df_ru_bb_local_compute_process_def,
10654 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10655 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10656 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10657 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10658 df_ru_add_problem): Removed.
10660 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10663 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10664 (casesi32p, casesi64p): Likewise.
10665 (casesi): Adjust for above.
10667 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10669 * mode-switching.c (create_pre_exit): Don't search past calls.
10671 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10673 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10675 2007-07-31 Revital Eres <eres@il.ibm.com>
10677 * ddg.c (add_deps_for_def): Rename to...
10678 (add_cross_iteration_register_deps): This. Change implementation
10679 to use only reaching def and def-use chains to construct the
10680 inter loop dependencies.
10681 (add_deps_for_use): Remove function.
10682 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10683 function to build the inter loop dependencies.
10684 * modulo-sched.c (sms_schedule): Build only
10685 reaching def and def-use chains for the propose of the ddg
10688 2007-07-31 Julian Brown <julian@codesourcery.com>
10690 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10691 New define_insns. Use correct RTL.
10692 (vec_set<mode>): Write as expander.
10694 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10696 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10697 to an unallocated space.
10699 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10702 (split_constant_offset): Enable split_constant_offset to extract
10703 constants from other statements.
10704 * tree-vect-transform.c
10705 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10706 to a temp var. Force base_offset to be simple.
10708 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10710 * df-scan.c (df_scan_verify): Remove artificial limit on
10711 the number of blocks for verification.
10712 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10713 df_simulate_defs): Avoid unnecessary insn checking for defs.
10715 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10717 * config/m68k/lb1sf68.asm (FUNC): New macro.
10718 (__mulsi3): Use it.
10719 (__udivsi3): Likewise.
10720 (__divsi3): Likewise.
10721 (__umodsi3): Likewise.
10722 (__modsi3): Likewise.
10723 (__subdf3): Likewise.
10724 (__adddf3): Likewise.
10725 (__muldf3): Likewise.
10726 (__divdf3): Likewise.
10727 (__negdf2): Likewise.
10728 (__cmpdf2): Likewise.
10729 (__subsf3): Likewise.
10730 (__addsf3): Likewise.
10731 (__mulsf3): Likewise.
10732 (__divsf3): Likewise.
10733 (__negsf2): Likewise.
10734 (__cmpsf2): Likewise.
10735 (__eqdf2): Likewise.
10736 (__nedf2): Likewise.
10737 (__gtdf2): Likewise.
10738 (__gedf2): Likewise.
10739 (__ltdf2): Likewise.
10740 (__ledf2): Likewise.
10741 (__eqsf2): Likewise.
10742 (__nesf2): Likewise.
10743 (__gtsf2): Likewise.
10744 (__gesf2): Likewise.
10745 (__ltsf2): Likewise.
10746 (__lesf2): Likewise.
10748 2007-07-30 Ollie Wild <aaw@google.com>
10750 * c-ppoutput.c (print_lines_directives_only): New function.
10751 (scan_translation_unit_directives_only): New function.
10752 (preprocess_file): Add call to scan_translation_unit_directives_only.
10753 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10754 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10755 -fdirectives-only. Add errors for -fdirectives-only conflict with
10756 -Wunused-macros and -traditional.
10757 (finish_options): Add builtin macro initialization for
10758 -fdirectives-only + -fpreprocessed.
10759 * c.opt (fdirectives-only): New.
10760 * doc/cppopts.texi (fdirectives-only): New.
10762 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10764 * alias.c (record_set, memory_modified_1): Constify.
10765 * bt-load.c (note_btr_set): Likewise.
10766 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10767 * combine.c (set_nonzero_bits_and_sign_copies,
10768 expand_field_assignment, record_dead_and_set_regs_1,
10769 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10770 likely_spilled_retval_1): Likewise.
10771 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10772 frv_io_handle_set): Likewise.
10773 * config/mips/mips.c (mips_sim_record_set,
10774 vr4130_true_reg_dependence_p_1): Likewise.
10775 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10776 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10777 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10778 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10779 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10780 * ddg.c (mark_mem_store): Likewise.
10781 * df-problems.c (df_urec_mark_reg_change): Likewise.
10782 * function.c (update_epilogue_consts): Likewise.
10783 * gcse.c (record_set_info, record_last_set_info,
10784 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10785 reg_clear_last_set): Likewise.
10786 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10788 * jump.c (reversed_comparison_code_parts): Likewise.
10789 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10790 reg_is_set): Likewise.
10791 * loop-iv.c (mark_altered): Likewise.
10792 * mode-switching.c (reg_becomes_live): Likewise.
10793 * optabs.c (no_conflict_move_test): Likewise.
10794 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10796 * postreload.c (reload_combine_note_store, move2add_note_store):
10798 * regmove.c (flags_set_1): Likewise.
10799 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10801 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10803 * resource.c (update_live_status): Likewise.
10804 * rtl.h (set_of, note_stores): Likewise.
10805 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10806 note_stores, parms_set): Likewise.
10807 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10808 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10810 * var-tracking.c (count_stores, add_stores): Likewise.
10812 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10814 * alias.c (mems_in_disjoint_alias_sets_p,
10815 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10816 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10817 write_dependence_p, mems_in_disjoint_alias_sets_p,
10818 read_dependence, true_dependence, canon_true_dependence,
10819 anti_dependence, output_dependence): Constify.
10820 * combine.c (extended_count): Likewise.
10821 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10822 * cselib.c (get_value_hash, references_value_p,
10823 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10824 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10825 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10826 * function.c (contains, prologue_epilogue_contains,
10827 sibcall_epilogue_contains): Likewise.
10828 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10829 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10830 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10831 reg_or_subregno): Likewise.
10832 * recog.c (asm_noperands): Likewise.
10833 * reload1.c (function_invariant_p): Likewise.
10834 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10835 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10836 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10837 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10838 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10839 extended_count, prologue_epilogue_contains,
10840 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10841 canon_true_dependence, read_dependence, anti_dependence,
10842 output_dependence): Likewise.
10843 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10845 2007-07-30 Julian Brown <julian@codesourcery.com>
10847 * config/arm/neon.md (V_ext): New mode attribute.
10848 (neon_vget_lane<mode>): Replace with define_expand.
10849 (neon_vget_lane<mode>_sext_internal)
10850 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10851 and quad precision vectors.
10852 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10853 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10854 have typeless 32-bit result.
10856 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10859 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10861 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10862 use sizetype for rest.
10863 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10864 (aff_combination_convert): Don't convert rest for pointer types.
10866 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10868 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10870 * tree-ssa-alias.c: Add alloc-pool.h.
10871 (init_alias_info): Free alias_bitmap_obstack.
10872 (delete_alias_info): Call delete_mem_ref_stats.
10873 (get_mem_sym_stats_for): Use alloc_pool.
10874 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10875 (delete_mem_sym_stats): Removed.
10877 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10879 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10880 functions cannot be represented as classical distance vectors.
10882 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10884 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10885 * builtins.c (validate_arg, builtin_mathfn_code,
10886 validate_arglist): Likewise.
10887 * calls.c (call_expr_flags): Likewise.
10888 * combine.c (reg_nonzero_bits_for_combine,
10889 reg_num_sign_bit_copies_for_combine, get_last_value,
10890 reg_truncated_to_mode): Likewise.
10891 * emit-rtl.c (subreg_lowpart_p): Likewise.
10892 * expr.c (highest_pow2_factor_for_target,
10893 categorize_ctor_elements_1, categorize_ctor_elements,
10894 count_type_elements, contains_packed_reference,
10895 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10896 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10897 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10898 native_encode_int, native_encode_real, native_encode_complex,
10899 native_encode_vector, native_encode_expr, native_interpret_int,
10900 native_interpret_real, native_interpret_complex,
10901 native_interpret_vector, native_interpret_expr): Likewise.
10902 * function.c (use_register_for_decl): Likewise.
10903 * gimplify.c (get_name): Likewise.
10904 * langhooks-def.h (lhd_return_null_const_tree): New.
10905 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10906 * langhooks.c (lhd_return_null_const_tree): New.
10907 * langhooks.h (lang_get_callee_fndecl): Constify.
10908 * output.h (constructor_static_from_elts_p): Likewise.
10909 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10910 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10911 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10912 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10913 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10914 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10915 * rtlhooks-def.h (reg_nonzero_bits_general,
10916 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10918 * rtlhooks.c (reg_num_sign_bit_copies_general,
10919 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10921 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10922 * stor-layout.c (mode_for_size_tree): Likewise.
10923 * tree-ssa-loop-im.c (memref_eq): Likewise.
10924 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10925 * tree.c (contains_placeholder_p, type_list_equal,
10926 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10928 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10929 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10930 contains_placeholder_p, contains_packed_reference,
10931 get_callee_fndecl, operand_equal_for_phi_arg_p,
10932 warn_if_unused_value, is_body_block, native_encode_expr,
10933 native_interpret_expr, fold_convertible_p, operand_equal_p,
10934 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10935 validate_arglist, simple_cst_equal, type_list_equal,
10936 use_register_for_decl, call_expr_flags, get_name,
10937 highest_pow2_factor): Likewise.
10938 (const_call_expr_arg_iterator_d,
10939 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10940 first_const_call_expr_arg, more_const_call_expr_args_p,
10941 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10942 * varasm.c (constructor_static_from_elts_p): Constify.
10944 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10946 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10947 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10948 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10949 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10950 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10951 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10952 spelling conventions.
10953 * doc/invoke.texi: Follow spelling conventions.
10955 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10956 Revital Eres <eres@il.ibm.com>
10958 * modulo-sched.c (sms_schedule): Avoid loops which includes
10959 auto-increment instructions.
10961 2007-07-28 Richard Guenther <rguenther@suse.de>
10963 PR middle-end/32920
10964 * fold-const.c (fold_cond_expr_with_comparison): Convert
10965 operand zero of MIN/MAX_EXPR to correct type.
10967 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10969 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10970 flags_from_decl_or_type): Constify.
10971 * gcc.c (do_spec_1): Likewise.
10972 * print-tree.c (dump_addr, print_node_brief): Likewise.
10973 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10974 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10975 tree_purge_all_dead_eh_edges): Likewise.
10976 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10977 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10979 * tree.c (expr_location, expr_has_location, expr_locus,
10980 expr_filename, expr_lineno, get_inner_array_type,
10981 fields_compatible_p): Likewise.
10982 * tree.h (get_inner_array_type, fields_compatible_p,
10983 expr_location, expr_has_location, expr_locus, expr_filename,
10984 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10985 setjmp_call_p, alloca_call_p): Likewise.
10987 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10989 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10990 TV_FLOW_INSENSITIVE.
10992 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10994 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10995 (compute_flow_insensitive_aliasing): Ditto for
10996 TV_FLOW_INSENSITIVE.
10998 2007-07-27 Jan Hubicka <jh@suse.cz>
11000 * config/i386/i386.c (register_move_cost): Remove accidentally
11001 comitted #if 0 block.
11003 * attribs.c: Include hashtab.h
11004 (attribute_hash): New.
11005 (substring): New structure.
11006 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11008 (init_attributes): Initialize attribute hash.
11009 (decl_attributes): Use attribute hash.
11010 * Makefile.in (attribs.c): Depend on hashtab.h.
11012 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11014 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11016 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11018 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11019 __mips_dspr2 and __mips_dsp_rev macros.
11020 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11022 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11024 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11026 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11028 PR middle-end/32749
11030 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11031 and the updating of the live and do_not_gen sets.
11032 (df_note_bb_compute): Added updating of live and do_not_gen sets
11033 for regular defs so that the case of clobber inside conditional
11034 call is processed correctly.
11036 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11038 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11039 operands with compatible type.
11041 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11043 * expr.h (store_bit_field): Don't return a value.
11044 * expmed.c (check_predicate_volatile_ok): New function.
11045 (store_bit_field_1): New function, extracted from store_bit_field.
11046 Take a fallback_p argument and return true if the operation succeeded.
11047 Only use store_fixed_bit_field if fallback_p. Don't recompute
11048 mode_for_extraction; use op_mode instead. Try forcing memories
11049 into registers if the insv expander fails.
11050 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11051 Don't return a value.
11052 (convert_extracted_bit_field): New function, extracted from
11054 (extract_bit_field_1): Likewise. Take a fallback_p argument
11055 and return NULL if the operation succeeded. Only use
11056 extract_fixed_bit_field if fallback_p. Only calculate one
11057 extraction mode. Combine code for extv and extzv. Try forcing
11058 memories into registers if the ext(z)v expander fails.
11059 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11061 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11063 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11065 (df_ref): Likewise. Put regno with other integer fields.
11067 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11069 * df.h (df_mw_hardreg): Remove "loc" field.
11070 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11072 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11073 split out from df_set_unused_notes_for_mw. Return false for
11074 partial references. Assert that mw_reg is a REG when returning true.
11075 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11076 (df_whole_mw_reg_dead_p): New function, split out from
11077 df_set_dead_notes_for_mw. Return false for partial references.
11078 Assert that mw_reg is a REG when returning true.
11079 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11080 Remove redundant bitmap check.
11082 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11084 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11085 ($(T)crtend.o): Likwise.
11086 ($(T)crtbeginS.o): Likwise.
11087 ($(T)crtendS.o): Likwise.
11088 ($(T)crtfastmath.o): Likwise.
11090 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11092 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11093 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11094 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11095 and x_n_bbs_in_dom_tree fields.
11097 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11099 PR tree-optimization/32087
11100 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11101 Do not call scale_bbs_frequencies_int with prob of zero.
11103 2007-07-26 Julian Brown <julian@codesourcery.com>
11105 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11106 (neon_element_bits): Add prototypes.
11107 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11108 (neon_const_bounds, neon_element_bits): New functions.
11109 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11110 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11111 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11112 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11113 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11114 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11115 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11116 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11117 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11118 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11119 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11120 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11121 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11123 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11125 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11126 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11128 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11129 Julian Brown <julian@codesourcery.com>
11131 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11132 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11133 * config/arm/cortex-a8.md: New.
11134 * config/arm/cortex-a8-neon.md: New.
11135 * config/arm/neon-schedgen.ml: New.
11136 * config/arm/neon.md (vqh_mnem): New.
11138 (Is_float_mode): New.
11139 (Scalar_mul_8_16): New.
11141 (V_mode_nunits): New.
11142 (All instruction patterns): Annotate with neon_type attribute
11144 * config/arm/arm.md: Include cortex-a8.md.
11145 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11147 Annotate instruction patterns accordingly.
11148 (generic_sched): Do not use generic scheduling for Cortex-A8.
11149 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11151 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11153 * fold-const.c (fold_read_from_constant_string): Use
11154 build_int_cst_type.
11155 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11157 2007-07-26 Nick Clifton <nickc@redhat.com>
11159 * tree-ssa-operands.h: Change copyright header to refer to version
11160 3 of the GNU General Public License and to point readers at the
11161 COPYING3 file and the FSF's license web page.
11162 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11163 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11164 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11165 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11166 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11167 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11168 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11169 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11170 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11171 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11172 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11173 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11174 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11175 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11176 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11177 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11178 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11179 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11180 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11181 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11182 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11183 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11184 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11185 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11186 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11187 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11188 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11189 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11190 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11191 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11192 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11193 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11194 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11195 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11196 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11197 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11198 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11199 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11200 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11201 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11202 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11203 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11204 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11205 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11206 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11207 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11208 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11209 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11210 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11211 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11212 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11213 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11214 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11215 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11216 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11217 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11218 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11219 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11220 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11221 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11222 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11223 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11224 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11225 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11226 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11227 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11228 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11229 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11230 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11231 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11232 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11233 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11234 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11235 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11236 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11237 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11238 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11239 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11240 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11241 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11242 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11243 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11244 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11245 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11246 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11247 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11248 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11249 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11250 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11251 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11252 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11253 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11254 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11255 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11256 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11257 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11258 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11259 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11260 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11261 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11262 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11263 convert.c, convert.h, langhooks-def.h, reload1.c,
11264 tree-ssa-operands.c: Likewise.
11266 2007-07-26 Jan Hubicka <jh@suse.cz>
11268 * tree-ssa-live.c: Include debug.h and flags.h.
11269 (mark_scope_block_unused): New function.
11270 (remove_unused_scope_block_p): New function.
11271 (remove_unused_locals): Remove unused blocks too.
11273 2007-07-25 Ian Lance Taylor <iant@google.com>
11275 * combine.c (combine_max_regno): Remove. Remove all uses.
11276 (struct reg_stat_struct): Rename from struct reg_stat.
11277 (reg_stat_type): Define, and declare VECs.
11278 (reg_stat): Change from pointer to VEC. Change all uses.
11279 (combine_split_insns): New static function.
11280 (try_combine, find_split_point): Call it instead of split_insns.
11282 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11284 * cfghooks.c (split_block): Fix the information about loop latch.
11286 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11288 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11290 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11292 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11293 Scan the new edge for loop exit info.
11295 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11297 * config/darwin.c: Include debug.h.
11299 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11302 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11304 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11306 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11307 (HARD_REGNO_MODE_OK): Ditto.
11308 (MODES_TIEABLE_P): Ditto.
11309 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11310 (CLASS_MAX_NREGS): Ditto.
11311 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11312 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11313 (divdf3_internal_thr): Removed.
11314 * config/ia64/div.md: New file.
11315 * config/ia64/constraints.md: Add H constraint.
11317 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11319 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11320 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11321 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11322 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11323 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11324 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11325 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11326 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11327 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11328 dump_sbitmap_file, debug_sbitmap, popcount_table,
11329 sbitmap_popcount): Constify.
11330 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11331 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11332 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11333 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11334 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11335 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11336 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11337 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11338 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11339 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11340 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11342 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11344 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11345 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11346 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11347 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11348 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11349 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11350 bitmap_intersect_p, bitmap_intersect_compl_p,
11351 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11352 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11354 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11355 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11356 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11357 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11358 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11359 debug_bitmap, debug_bitmap_file, bitmap_print,
11360 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11361 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11363 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11365 * config/darwin.c (darwin_override_options): Additional fix for
11366 debug info formats that don't support var tracking.
11368 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11370 * cselib.c (entry_and_rtx_equal_p): Constify.
11371 * gengtype.c (output_mangled_typename, write_types, write_local):
11373 * gengtype.h (const_type_p): New.
11374 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11376 * tlink.c (scan_linker_output): De-constify.
11377 * tree-ssa-loop-im.c (memref_eq): Constify.
11378 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11379 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11381 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11383 * c-common.c (fname_as_string, c_type_hash): Constify.
11384 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11385 * cgraph.c (edge_hash, edge_eq): Likewise.
11386 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11387 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11388 reg_attrs_htab_eq): Likewise.
11389 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11391 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11392 const_decl_t, const_state_t, const_automata_list_el_t): New.
11393 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11394 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11395 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11396 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11397 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11398 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11399 compare_max_occ_cycle_nums, out_state_arcs_num,
11400 compare_transition_els_num, units_cmp, state_reservs_cmp):
11402 * genmodes.c (cmp_modes): Likewise.
11403 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11404 * gimplify.c (compare_case_labels): Likewise.
11405 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11406 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11407 * matrix-reorg.c (mtt_info_hash): Likewise.
11408 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11409 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11410 (htab_hash_bucket, htab_hash_elem): Constify.
11411 * tree-browser.c (TB_parent_eq): Likewise.
11412 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11413 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11414 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11415 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11417 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11418 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11419 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11420 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11421 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11423 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11424 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11425 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11426 * tree-ssa-threadupdate.c (redirection_data_hash,
11427 redirection_data_eq): Likewise.
11428 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11429 * tree-ssa.c (var_ann_eq): Likewise.
11430 * tree-vrp.c (compare_case_labels): Likewise.
11431 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11432 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11433 tree_not_check_failed, tree_class_check_failed,
11434 tree_range_check_failed, tree_not_class_check_failed,
11435 omp_clause_check_failed, omp_clause_range_check_failed,
11436 tree_contains_struct_check_failed, tree_operand_check_failed):
11438 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11439 tree_not_check_failed, tree_class_check_failed,
11440 tree_range_check_failed, tree_not_class_check_failed,
11441 tree_operand_check_failed, omp_clause_operand_check_failed,
11442 tree_operand_length): Likewise.
11443 * var-tracking.c (const_variable): New.
11444 (variable_htab_hash, variable_htab_eq): Constify.
11445 * varasm.c (const_desc_hash): Likewise.
11447 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11449 * expr.c (handled_component_p): Constify.
11450 * fold-const.c (fit_double_type): Likewise.
11451 * real.h (real_value_from_int_cst): Likewise.
11452 * tree-flow-inline.h (gimple_in_ssa_p,
11453 gimple_aliases_computed_p, gimple_addressable_vars,
11454 gimple_call_clobbered_vars, gimple_referenced_vars,
11455 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11456 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11457 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11458 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11459 is_label_stmt, is_global_var, phi_ssa_name_p,
11460 factoring_name_p, is_call_clobbered, tree_common_ann,
11461 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11462 unmodifiable_var_p, array_ref_contains_indirect_ref,
11463 ref_contains_array_ref, lookup_subvars_for_var,
11464 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11465 gimple_mem_ref_stats): Likewise.
11466 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11467 may_aliases, is_exec_stmt, is_label_stmt,
11468 ref_contains_array_ref, array_ref_contains_indirect_ref,
11469 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11470 unmodifiable_var_p): Likewise.
11471 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11472 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11473 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11474 cst_and_fits_in_hwi, real_value_from_int_cst,
11475 build_real_from_int_cst, integer_zerop, integer_onep,
11476 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11477 tree_floor_log2, real_zerop, real_onep, real_twop,
11478 real_minus_onep, really_constant_p, purpose_member, chain_member,
11479 list_length, fields_length, int_size_in_bytes, bit_position,
11480 int_bit_position, byte_position, int_byte_position, expr_align,
11481 array_type_nelts, tree_node_structure,
11482 type_contains_placeholder_1, iterative_hash_pointer,
11483 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11484 tree_map_base_eq, type_hash_list, type_hash_eq,
11485 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11486 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11487 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11488 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11489 int_fits_type_p, get_containing_scope, decl_function_context,
11490 decl_type_context, omp_clause_operand_check_failed,
11491 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11492 * tree.h (omp_clause_operand_check_failed, tree_size,
11493 build_real_from_int_cst, array_type_nelts, purpose_member,
11494 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11495 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11496 is_attribute_p, check_qualified_type, expr_align,
11497 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11498 int_byte_position, list_length, fields_length, initializer_zerop,
11499 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11500 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11501 tree_node_structure, handled_component_p, get_containing_scope,
11502 decl_function_context, decl_type_context, real_zerop,
11503 type_num_arguments, fit_double_type, really_constant_p,
11504 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11505 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11506 real_twop, real_minus_onep, int_cst_value): Likewise.
11508 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11510 * cfglayout.c (insn_scope, insn_line): Constify.
11511 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11512 const_double_htab_hash, const_double_htab_eq,
11513 mem_attrs_htab_hash): Likewise.
11514 * loop-iv.c (biv_eq): Likewise.
11515 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11516 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11517 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11519 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11520 error_for_asm, warning_for_asm, _fatal_insn,
11521 _fatal_insn_not_found): Likewise.
11522 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11523 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11524 rtl_check_failed_type2, rtl_check_failed_code1,
11525 rtl_check_failed_code2, rtl_check_failed_code_mode,
11526 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11527 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11528 rtl_check_failed_type2, rtl_check_failed_code1,
11529 rtl_check_failed_code2, rtl_check_failed_code_mode,
11530 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11531 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11532 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11533 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11534 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11535 rtx_unstable_p, get_integer_term, get_related_value,
11536 offset_within_block_p, reg_mentioned_p, count_occurrences,
11537 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11538 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11539 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11540 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11541 find_constant_src, find_reg_fusage, find_regno_fusage,
11542 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11543 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11544 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11545 computed_jump_p, auto_inc_p, in_expr_list_p,
11546 remove_node_from_expr_list, loc_mentioned_in_p,
11547 label_is_jump_target_p, reversed_comparison_code_parts,
11548 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11549 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11550 print_inline_rtx): Likewise.
11551 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11552 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11553 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11554 get_integer_term, get_related_value, offset_within_block_p,
11555 count_occurrences, reg_mentioned_p, no_labels_between_p,
11556 reg_used_between_p, reg_referenced_p, single_set_2,
11557 multiple_sets, set_noop_p, refers_to_regno_p,
11558 reg_overlap_mentioned_p, dead_or_set_p,
11559 covers_regno_no_parallel_p, covers_regno_p,
11560 dead_or_set_regno_p, find_reg_note, find_regno_note,
11561 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11562 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11563 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11564 side_effects_p, may_trap_p_1, may_trap_p,
11565 may_trap_after_code_motion_p, may_trap_or_fault_p,
11566 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11567 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11568 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11569 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11570 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11572 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11573 warning_for_asm): Likewise.
11574 * tree.h (print_rtl): Likewise.
11575 * varasm.c (get_pool_mode): Likewise.
11577 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11579 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11580 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11581 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11582 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11583 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11584 * ddg.c (compare_sccs): Likewise.
11585 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11586 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11587 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11588 decimal_do_fix_trunc, decimal_real_to_integer,
11589 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11590 * dse.c (const_group_info_t): New.
11591 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11592 * dwarf2out.c (const_dw_die_ref): New.
11593 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11594 * tree-browser.c (TB_parent_eq): Likewise.
11595 * unwind-dw2-fde.c (__register_frame_info_bases,
11596 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11597 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11599 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11600 * unwind-dw2.c (uw_frame_state_for): Likewise.
11601 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11602 * value-prof.h (const_histogram_value): New.
11604 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11606 * config/mips/mips.c (machine_function): Add
11607 initialized_mips16_gp_pseudo_p.
11608 (mips16_gp_pseudo_reg): Do not emit the initialization of
11609 mips16_gp_pseudo_rtx when being called from the gimple cost-
11610 calculation routines; emit it on the first use outside those
11613 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11615 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11618 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11619 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11620 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11621 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11622 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11623 Preserve const-ness of parameters through use of __typeof(),
11624 also constify and tidy.
11626 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11627 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11628 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11629 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11630 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11631 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11632 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11633 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11634 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11636 2007-07-25 Julian Brown <julian@codesourcery.com>
11637 Mark Shinwell <shinwell@codesourcery.com>
11639 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11640 (alpha_mangle_type): This.
11641 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11642 (TARGET_MANGLE_TYPE): Define this instead.
11643 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11644 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11645 (arm_init_neon_builtins): Fix comment.
11646 (arm_mangle_map_entry): New.
11647 (arm_mangle_map): New.
11648 (arm_mangle_type): New.
11649 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11650 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11651 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11652 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11653 (TARGET_MANGLE_TYPE): Define this instead.
11654 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11655 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11656 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11657 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11658 (TARGET_MANGLE_TYPE): Define this instead.
11659 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11661 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11662 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11663 (TARGET_MANGLE_TYPE): Define this instead.
11664 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11665 (s390_mangle_type): This.
11666 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11667 (TARGET_MANGLE_TYPE): Define this instead.
11668 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11669 (sparc_mangle_type): This.
11670 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11671 (TARGET_MANGLE_TYPE): Define this instead.
11672 * cp/mangle.c (write_type): Call mangle_type target hook on all
11673 types before mangling. Use original type, not main variant, as
11675 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11676 (TARGET_MANGLE_TYPE): This.
11677 * target.h (gcc_target): Rename mangle_fundamental_type to
11679 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11680 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11682 2007-07-25 Julian Brown <julian@codesourcery.com>
11683 Paul Brook <paul@codesourcery.com>
11684 Joseph Myers <joseph@codesourcery.com>
11685 Mark Shinwell <shinwell@codesourcery.com>
11687 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11688 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11689 (with_fpu): Allow --with-fpu=neon.
11690 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11691 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11692 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11693 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11694 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11695 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11696 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11697 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11698 (output_move_neon): Add prototypes.
11699 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11700 (all_fpus): Add FPUTYPE_NEON.
11701 (fp_model_for_fpu): Add NEON field.
11702 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11703 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11705 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11707 (thumb2_legitimate_address_p): Likewise.
11708 (neon_valid_immediate): Recognize and prepare constants suitable for
11710 (neon_immediate_valid_for_move): New function. Recognize and prepare
11711 immediates for NEON move instructions.
11712 (neon_immediate_valid_for_logic): New function. Recognize and
11713 prepare immediates for NEON logic instructions.
11714 (neon_output_logic_immediate): New function. Create asm string
11715 suitable for outputting immediate logic instructions.
11716 (neon_pairwise_reduce): New function. Implement reduction using
11717 pairwise operations.
11718 (neon_expand_vector_init): New function. Expand a (possibly
11719 non-constant) vector initialization.
11720 (neon_vector_mem_operand): New function. Memory operands supported
11721 for quad-word loads/stores to/from ARM or NEON registers. Don't
11722 allow base+offset addressing for core regs.
11723 (neon_struct_mem_operand): New function. Valid mems for NEON
11725 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11726 from neon_vector_mem_operand addresses without a secondary register.
11727 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11728 (add_minipool_backward_ref): Likewise.
11729 (dump_minipool): Likewise.
11730 (push_minipool_fix): Likewise.
11731 (output_move_quad): New function. Output quad-word moves, loads and
11732 stores using ARM registers.
11733 (output_move_vfp): Add support for vectors in VFP (NEON) D
11735 (output_move_neon): Output a NEON load/store to/from a quadword
11737 (arm_print_operand): Implement new codes:
11738 - 'c' for unadorned integers (without a # sign).
11739 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11741 - 'e', 'f' for the low and high D parts of a NEON Q register.
11742 - 'q' outputs a NEON Q register.
11743 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11744 - 'T' prints NEON opcode features from a coded bitmask.
11745 - 'F' is similar to T, but signed/unsigned codes both print as
11747 - 't' is similar to T, but 'u' is printed instead of 'p'.
11748 - 'O' prints 'r' if NEON instruction should perform rounding (as
11749 specified by bitmask), else prints nothing.
11750 - '#' is a punctuation character to stop operand numbers from
11751 running together with following digits in the assembler
11752 strings for instructions (when using mode attributes).
11753 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11754 constant vectors in big-endian mode, where necessary.
11755 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11756 Handle EI, OI, CI, XI modes.
11757 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11758 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11759 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11760 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11761 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11763 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11764 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11765 to turn v8qi, etc. into bits defined above.
11766 (neon_itype): New enumeration. Classifications of NEON builtins.
11767 (neon_builtin_datum): Define struct. Contains information about
11768 a single builtin (with multiple modes).
11769 (CF): Define helper macro for...
11770 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11772 (neon_builtin_data): New array. Define information about builtins
11773 for use during initialization/expansion.
11774 (arm_init_neon_builtins): New function.
11775 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11777 (neon_builtin_compare): New function.
11778 (locate_neon_builtin_icode): New function. Find an insn code for a
11779 builtin given a function code for that builtin. Also return type of
11780 builtin (NEON_BINOP, NEON_UNOP etc.).
11781 (builtin_arg): New enumeration. Types of arguments for builtins.
11782 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11783 Takes a variable argument list of builtin_arg types, terminated by
11785 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11786 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11787 (neon_emit_pair_result_insn): New function. Support returning pairs
11788 of vectors via a pointer.
11789 (neon_disambiguate_copy): New function. Set up operands for a
11790 multi-word copy such that registers do not get clobbered.
11791 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11792 ARM_BUILTIN_NEON_BASE.
11793 (arm_file_start): Set float-abi attribute for NEON.
11794 (arm_vector_mode_supported_p): Enable NEON vector modes.
11795 (arm_mangle_map_entry): New.
11796 (arm_mangle_map): New.
11797 (arm_mangle_vector_type): New.
11798 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11800 (TARGET_NEON): New macro. Target supports NEON.
11801 (fputype): Add FPUTYPE_NEON.
11802 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11803 for vectorization based on command-line arg.
11804 (NEON_REGNO_OK_FOR_NREGS): Define.
11805 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11806 (VALID_NEON_STRUCT_MODE): Define.
11807 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11808 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11809 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11810 (consttable_16): Add pattern for outputting 16-byte minipool
11812 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11814 (vec-common.md, neon.md): Include md files.
11815 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11816 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11817 (memory_constraint "Ut", "Un", "Us"): Define.
11818 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11819 (MMX_char): New mode attribute.
11820 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11821 (*add<mode>3_iwmmxt): New insn pattern.
11822 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11823 (*sub<mode>3_iwmmxt): New insn pattern.
11824 (mulv4hi3): Rename to...
11825 (*mulv4hi3_iwmmxt): This.
11826 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11827 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11828 (uminv4hi3, uminv2si3): Remove. Replace with...
11829 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11830 (*umin<mode>3_iwmmxt): These.
11831 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11832 (ashr<mode>3_iwmmxt): This new pattern.
11833 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11834 (lshr<mode>3_iwmmxt): This new pattern.
11835 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11836 (ashl<mode>3_iwmmxt): This new pattern.
11837 * config/arm/neon-docgen.ml: New file. Generate documentation for
11839 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11840 * config/arm/arm_neon.h: New (autogenerated).
11841 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11843 * config/arm/neon.md: New file. Define NEON instructions.
11844 * config/arm/neon.ml: New file. Abstract description of NEON
11845 instructions, used to generate arm_neon.h header, documentation and
11847 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11848 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11850 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11852 (ARM NEON Intrinsics): New subsection.
11853 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11855 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11857 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11860 2007-07-24 Jan Hubicka <jh@suse.cz>
11862 * regclass.c (move_table): New type.
11863 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11864 (init_move_cost): Break out from ...
11865 (init_reg_sets_1): ... here; simplify computation of
11866 have_regs-of_mode and contains_reg_of_mode.
11867 (record_reg_classes): Unswitch internal loops.
11868 (copy_cost): Trigger lazy initialization of move cost
11869 (record_address_regs): Likewise.
11871 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11873 * config/darwin.c (darwin_override_options): Don't force on
11874 flag_var_tracking_uninit when no debug info is requested.
11876 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11878 * cfgloop.c (init_loops_structure): New function.
11879 (flow_loops_find): Create root of the loop tree unconditionally.
11881 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11883 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11885 2007-07-24 Jan Hubicka <jh@suse.cz>
11887 * caller-save.c: Include ggc.h, gt-caller-save.h
11888 (reg_save_code, reg_restore_code): Rename to ...
11889 (cached_reg_save_code, cached_reg_restore_code): ... those.
11890 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11891 (reg_save_code, reg_restore_code): New functions.
11892 (init_caller_save): Do not intialize
11893 reg_save_code/reg_restore_code tables.
11894 * Makefile.in: (gt-caller-save.h): New.
11896 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11898 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11899 with the mode of the original operand instead of
11902 2007-07-23 Jan Hubicka <jH@suse.cz>
11904 * i386.c (ix86_secondary_memory_needed): Break out to...
11905 (inline_secondary_memory_needed): ... here.
11906 (ix86_memory_move_cost): Break out to ...
11907 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11908 maximum of input and output; fix handling of Q_REGS on 64bit.
11909 (ix86_secondary_memory_needed): Microoptimize.
11911 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11913 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11914 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11915 stmts_from_loop, known_dependences_p, build_rdg): New.
11916 * tree-data-ref.h: Depends on graphds.h.
11917 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11918 (build_rdg): Declared.
11919 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11921 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11923 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11926 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11927 Jakub Jelinek <jakub@redhat.com>
11929 PR middle-end/PR28690
11930 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11932 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11933 and MEM_POINTER operands over REG and MEM operands.
11934 (swap_commutative_operands_p): Change return value to bool.
11935 * rtl.h: Update the corresponding prototype.
11936 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11937 instead of gen_rtx_PLUS.
11938 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11939 value to bool. Change function arguments to rtx's and update code
11941 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11942 calls to match the new declaration.
11943 * simplify-rtx.c (simplify_associative_operation): Don't
11944 reorder simplify_binary_operation arguments.
11946 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11948 * config/mips/mips.c (override_options): Use mips_costs to derive
11949 the default branch cost.
11950 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11952 * config/mips/mips.opt (mbranch-cost=): New option.
11953 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11955 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11957 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11958 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11959 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11960 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11962 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11964 * config/mips/constraints.md (ks): New constraint.
11965 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11966 (*add<mode>3_mips16): ...here.
11968 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11970 * optabs.h (enum optab_index): Add new OTI_signbit.
11971 (signbit_optab): Define corresponding macro.
11972 (enum insn_code signbit_optab[]): Remove array.
11973 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11974 (expand_copysign_absneg): If back end provides signbit insn, use it
11975 instead of bit operations on floating point argument.
11976 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11977 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11978 for availability of signbit insn.
11980 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11981 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11982 SSE mode is not active.
11983 (isinf<mode>2): Disable for mfpmath=sse,387.
11985 2007-07-22 Ben Elliston <bje@au.ibm.com>
11987 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11989 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11991 2007-07-20 Richard Guenther <rguenther@suse.de>
11993 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11994 integral typed condition.
11995 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11996 booleanness. Only preserve conversions from a non-base
11997 type to a base type, not in general between types with
11998 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11999 * tree.def (COND_EXPR): Document that the condition
12000 can be of any integral type.
12002 2007-07-20 Nigel Stephens <nigel@mips.com>
12003 Richard Sandiford <richard@codesourcery.com>
12005 * config/mips/mips.h (mips_dwarf_regno): Declare.
12006 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12007 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12008 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12009 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12010 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12011 (REG_CLASS_NAMES): Update accordingly.
12012 * config/mips/mips.c (mips_dwarf_regno): New array.
12013 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12014 (mips_subword): Remove special handling for accumulator registers.
12015 (override_options): Initiailize mips_dwarf_regno. Remove use
12017 (mips_swap_registers): New function.
12018 (mips_conditional_register_usage): Swap accumulator registers
12019 around if TARGET_LITTLE_ENDIAN.
12020 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12021 * config/mips/constraints.md (h, l): Use the endianness to choose
12022 between MD0_REG and MD1_REG.
12023 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12024 alternative-dependent template.
12026 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12028 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12031 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12033 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12034 predecessor fallthru flags.
12036 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12038 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12039 of compare to the same type.
12040 * cfgloopmanip.c (add_loop): Update information about loop exits.
12041 (loop_version): Remove the innermost loop requirement.
12042 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12043 to sizetype for pointers.
12045 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12047 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12048 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12049 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12051 * config/dfp-bit.c: Empty for TFmode conversions.
12053 2007-07-18 Caroline Tice <ctice@apple.com>
12055 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12056 and handle them correctly; check that src is not NULL before
12058 (find_src_set_src): Likewise.
12060 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12062 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12063 (struct alignment_context, init_alignment_context): New.
12064 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12065 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12066 (XCHAL_HAVE_S32C1I): Likewise.
12067 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12068 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12069 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12070 (ATOMIC, HQI): New macros.
12071 (memory_barrier, *memory_barrier): New.
12072 (sync_lock_releasesi): New.
12073 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12074 (sync_lock_test_and_set<mode>): New.
12075 (sync_<atomic><mode>): New.
12076 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12077 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12078 (xtensa_expand_atomic): New.
12080 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12084 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12085 transformation for builtin ISNORMAL.
12086 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12087 * builtins.def (BUILT_IN_ISNORMAL): New.
12088 * doc/extend.texi: Document isnormal.
12090 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12094 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12095 optabs infrastructure. Provide generic implementation for
12097 (expand_builtin): Handle FINITE/ISFINITE.
12098 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12099 (fold_builtin_1): Likewise.
12101 * builtins.def (BUILT_IN_ISFINITE): New.
12103 * doc/extend.texi: Document isfinite.
12105 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12108 PR middle-end/20558
12110 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12111 generic fallback for isinf.
12112 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12113 calculation code ...
12114 * real.c (get_max_float): ... to here.
12115 * real.h (get_max_float): New.
12117 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12119 PR middle-end/32668
12121 * builtin-attrs.def (ATTR_TYPEGENERIC,
12122 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12124 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12125 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12126 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12127 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12129 * c-common.c (handle_type_generic_attribute): New.
12130 (c_common_attribute_table): Add "type generic".
12132 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12134 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12136 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12137 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12140 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12143 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12144 checking that the operand is an expression.
12146 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12147 Danny Smith <dannysmith@users.sourceforge.net>
12150 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12151 file mapping object in local namespace if Windows version later
12154 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12156 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12157 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12158 arm_cannot_force_const_mem.
12159 (arm_cannot_force_const_mem): New function.
12160 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12161 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12162 of arm_tls_referenced_p.
12163 * config/arm/arm.md (movsi): Split out-of-section constants when
12164 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12165 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12167 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12169 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12171 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12173 * config/mips/mips.md (*extendqihi2): Convert the destination
12176 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12178 * config/pa/fptr.c: Update license header.
12179 * config/pa/milli64.S: Likewise.
12181 2007-07-17 Nick Clifton <nickc@redhat.com>
12183 * COPYING_v3: New file. Contains version 3 of the GNU General
12185 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12186 Lesser General Public License.
12187 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12188 the GNU General Public License.
12190 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12192 PR rtl-optimization/32773
12193 * cfglayout.c (force_one_exit_fallthru): New function.
12194 (cfg_layout_finalize): Use it.
12196 2007-07-16 Richard Guenther <rguenther@suse.de>
12197 Uros Bizjak <ubizjak@gmail.com>
12199 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12200 before forcing it to gimple operand.
12202 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12203 David Ung <davidu@mips.com>
12205 * config/mips/mips.h (TUNE_24K): Define.
12206 (TUNE_MACC_CHAINS): Add TUNE_24K.
12207 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12209 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12210 (r74k_int_madd): .. this new reservation.
12211 (define_bypass): Fixed bypasses for r74k_int_madd to use
12212 mips_linked_madd_p.
12213 * config/mips/24k.md (define_bypass): Define new
12214 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12216 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12217 Nigel Stephens <nigel@mips.com>
12219 * config/mips/mips.md: Include 20kc.md.
12220 * config/mips/20kc.md: New file.
12221 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12222 (mips_adjust_cost): Tweak for 20Kc.
12223 (mips_issue_rate): Likewise.
12224 * config/mips/mips.h (TUNE_20KC): Define.
12226 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12228 * config/rs6000/rs6000.c (struct processor_cost): Add
12229 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12231 (*_cost): Add cache information.
12232 (rs6000_override_options): Set cache parameters.
12234 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12237 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12238 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12240 2007-07-16 Paul Brook <paul@codesourcery.com>
12243 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12244 (cirrus_thumb2_movsi_insn): Ditto.
12246 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12248 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12249 CR2_REGNO to R_CR2.
12251 2007-07-15 Andrew Haley <aph@redhat.com>
12253 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12254 before looking in the context.
12256 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12258 PR middle-end/32398
12259 PR middle-end/32769
12260 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12261 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12262 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12263 (pa_output_function_prologue): Use rp_saved and
12264 current_function_is_leaf to generate .CALLINFO statement.
12265 (hppa_expand_prologue): Set rp_saved.
12266 (hppa_expand_epilogue): Use rp_saved.
12267 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12268 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12270 2007-07-14 Dirk Mueller <dmueller@suse.de>
12272 * omega.c (coalesce): Fix memory leak on early exit.
12273 * matrix-reorg.c (check_allocation_function): Likewise.
12274 * tree-vect-transform.c (vect_get_new_vect_var): free result
12276 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12277 pass pointer to edge vector
12278 (partition_hot_cold_basic_blocks): Fix memory leak.
12279 * collect2.c (prefix_from_string): Free temporary storage.
12280 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12282 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12284 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12285 (DO_GLOBAL_DTORS_BODY): Likewise.
12287 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12288 Nigel Stephens <nigel@mips.com>
12290 * config/mips/mips.c (mips_classify_symbol): Don't return
12291 SYMBOL_SMALL_DATA for constant pool addresses if
12292 TARGET_EMBEDDED_DATA is true.
12294 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12297 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12298 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12299 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12300 __builtin_ia32_storehps, __builtin_ia32_storelps,
12301 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12302 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12303 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12304 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12305 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12306 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12307 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12308 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12309 using def_builtin_const.
12311 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12313 PR tree-optimization/32705
12314 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12315 (simplify_binary_expression): Use SSA_VAL consistently.
12317 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12319 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12320 (SPEFSCR_REGNO): Delete definition.
12321 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12322 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12323 * config/rs6000/rs6000.h: Do not define *_REGNO.
12324 LINK_REGISTER_REGNUM -> LR_REGNO.
12325 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12326 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12327 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12328 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12329 R_VRSAVE, R_VSCR. Use them.
12330 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12331 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12332 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12333 * config/rs6000/aix.h: Define R_LR. Use it.
12335 2007-07-13 Caroline Tice <ctice@apple.com>
12337 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12338 flag_var_tracking is explicitly turned off (i.e. when variable
12339 tracking is not feasible); otherwise, turn flag_var_tracking on when
12340 flag_var_tracking_uninit is on.
12341 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12342 note definitions, to allow recording of initialization status in the
12344 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12345 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12346 determine if two note locations are equal.
12347 (output_loc_list): Don't output list entries whose start & end labels
12349 (reg_loc_descriptor): Add parameter for initialization status; pass it
12350 to other loc descriptor functions.
12351 (one_reg_loc_descriptor): Add parameter for initialization status;
12352 check its value and add DW_OP_GNU_uninit to returned loc descr if
12354 (multiple_reg_loc_descriptor): Add parameter for initialization
12356 pass init status argument to other loc descriptor functions; check
12357 value of intialization parameter and add DW_OP_GNU_uninit to returned
12358 loc descr if appropriate.
12359 (based_loc_descr): Add parameter for initialization status; add new
12360 variable for return value; check value of initialization parameter and
12361 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12362 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12363 pass init status argument to other loc descriptor functions; check
12364 value of intialization parameter and add DW_OP_GNU_uninit to returned
12365 loc descr if appropriate.
12366 (mem_loc_descriptor): Likewise.
12367 (concat_loc_descriptor): Likewise.
12368 (concatn_loc_descriptor): Likewise.
12369 (loc_descriptor): Add parameter for initialization status; pass it as
12370 argument to other loc descriptor function calls.
12371 (loc_descriptor_from_tree_1): Add appropriate initialization status
12372 to loc descriptor function calls.
12373 (add_location_or_const_value_attribute): Get initialization status
12374 from VAR_LOCATION note; add initialization status to loc descriptor
12376 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12377 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12378 status is uninitialized, add "[uninint]" to output.
12379 * common.opt (fvar-tracking-uninit): New option, similar to
12380 fvar-tracking, to turn on tracking of uninitialized variables; creates
12381 a new global flag, flag_var_tracking_uninit.
12382 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12383 (enum var_init_status): New type, for var initialization status field.
12384 * var-tracking.c (struct location_chain_def): Two new fields, init,
12385 for initialization status, and set_src for the assignment value expr.
12386 (unshare_variable): New parameter for initialization status;
12387 initialize new init and set_src fields.
12388 (var_reg_set): New parameters for initialization status and value;
12389 pass them to set_variable_part.
12390 (var_mem_set): Likewise.
12391 (get_init_value): New function.
12392 (var_reg_delete_and_set): New initialization status & value
12393 parameters; add call to get_init_value if status is unknown; pass new
12394 parameters to clobber_variable_part and var_reg_set.
12395 (var_mem_delete_and_set): Likewise.
12396 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12397 (var_mem_delete): Likewise.
12398 (variable_union): Pass status to unshare_variable; initialize new init
12399 and set_src fields. If flag_var_tracking_uninit is not set, force
12400 status to initialized.
12401 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12402 used later to get the set_src value.
12403 (find_src_status): New function.
12404 (find_src_set_src): New function.
12405 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12406 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12407 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12408 and var_mem_delete_and_set.
12409 (dump_variable): Print out "[uninit]" if appropriate.
12410 (set_variable_part): Add new initialization and set_src parameters;
12411 pass status to unshare_variable; set node->init and node- >set_src
12412 fields and modify slot in hash table appropriately; save the init and
12413 set_src values if appropriate and assign to the new node.
12414 (clobber_variable_part): New set_src parameter; if two nodes have
12415 same variable and same location but different set_src (assignment)
12416 values, clobber old node.
12417 (delete_variable_part): Pass init status to unshare_variable.
12418 (emit_note_insn_var_location): Add initialized var; assign var's init
12419 status to new 'initialized'; pass new init status field to calls to
12420 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12421 status to initialized.
12422 (emit_notes_in_bb): Pass initialization status to calls to
12423 var_reg_set, var_mem_set, var_reg_delete_and_set and
12424 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12425 var_reg_delete_and_set and var_mem_delete_and_set; call
12426 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12427 make up for change in add_stores.
12428 (vt_add_function_parameters): Add status to calls to
12430 * config/darwin.c (darwin_override_options): Turn on uninitialized
12431 tracking automatically, if var_tracking is on and the system is
12434 2007-07-13 Sa Liu <saliu@de.ibm.com>
12436 * config.gcc: Add options for arch and tune on SPU.
12437 * config/spu/predicates.md: Add constant operands 0 and 1.
12438 * config/spu/spu-builtins.def: Add builtins for double precision
12439 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12440 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12442 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12444 * config/spu/spu-protos.h: Add new function prototypes.
12445 * config/spu/spu.c (spu_override_options): Check options -march and
12447 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12448 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12450 (spu_const_from_int): New. Create a vector constant from 4 ints.
12451 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12452 (spu_emit_vector_compare): New. Emit vector compare.
12453 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12454 * config/spu/spu.h: Add options -march and -mtune. Define processor
12455 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12456 CANONICALIZE_COMPARISON.
12457 * config/spu/spu.md: Add new insns for double precision compare
12458 and double precision vector compare. Add vcond and smax/smin patterns
12459 to enable DFmode vector conditional expression.
12460 * config/spu/spu.opt: Add options -march and -mtune.
12461 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12462 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12463 both CELL and CELLEDP targets: spu_testsv.
12464 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12467 2007-07-13 Richard Guenther <rguenther@suse.de>
12469 PR tree-optimization/32721
12470 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12471 TREE_THIS_VOLATILE on the folded reference.
12472 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12473 if the array reference has TREE_THIS_VOLATILE set.
12475 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12478 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12480 2007-07-13 Andreas Schwab <schwab@suse.de>
12482 * gengtype-lex.l: Allow declarations to be indented.
12484 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12486 * ginclude/tgmath.h: New.
12487 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12488 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12489 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12490 * configure: Regenerate.
12492 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12494 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12495 correct index when setting register save state for xd
12498 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12500 * config/sh/sh.c (mark_use): Remove.
12502 2007-07-12 Paul Brook <paul@codesourcery.com>
12504 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12505 reg does not overlap return value.
12507 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12509 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12510 (set_expression_vuses): Ditto.
12511 (init_pre): Initialize expression_vuses.
12513 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12515 * config/i386/sse.md (storentdf, storentsf): New.
12517 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12519 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12521 * tree.c (build_decl_stat): Move code from here...
12522 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12523 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12524 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12525 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12526 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12529 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12530 Devang Patel <dpatel@apple.com>
12532 PR tree-optimization/25413
12533 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12534 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12535 * tree.h (contains_packed_reference): New.
12536 * expr.c (contains_packed_reference): New.
12537 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12538 (vect_enhance_data_refs_alignment): Call
12539 vector_alignment_reachable_p.
12540 * target.h (vector_alignment_reachable): New builtin.
12541 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12542 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12543 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12545 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12547 * target.h (builtin_vectorization_cost): Add new target builtin.
12548 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12549 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12550 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12551 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12552 uninitialized variables.
12553 * tree-vect-transform.c (cost_for_stmt): New function.
12554 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12555 using cost 1 for all scalar stmts. Be less conservative when
12556 estimating the number of prologue/epulogue iterations. Call
12557 targetm.vectorize.builtin_vectorization_cost. Return
12558 min_profitable_iters-1.
12559 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12560 initialization cost instead of TARG_VEC_STMT_COST. Use
12561 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12562 epilogue code. Fix epilogue cost computation.
12563 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12564 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12565 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12566 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12567 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12568 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12570 2007-07-12 Richard Guenther <rguenther@suse.de>
12572 * gimplify.c (gimplify_conversion): Make sure that the result
12573 from maybe_fold_offset_to_reference is trivially convertible
12574 to the desired type before doing the simplification.
12575 (gimplify_expr): Likewise.
12576 * fold-const.c (fold_binary): Use the correct types for
12577 building the simplified expression.
12579 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12581 PR rtl-optimization/32729
12582 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12583 that fallthru to exit.
12585 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12587 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12588 (symDTPOFF2reg): Likewise.
12590 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12592 PR tree-optimization/32663
12594 * tree.h (VALUE_HANDLE_VUSES): Remove.
12595 (struct tree_value_handle): Remove vuses.
12597 * tree-vn.c (create_value_handle_for_expr): Don't set
12598 VALUE_HANDLE_VUSES.
12600 * tree-ssa-pre.c (expression_vuses): New.
12601 (alloc_expression_id): Set up expression_vuses.
12602 (get_expression_vuses): New.
12603 (set_expression_vuses): Ditto.
12604 (clear_expression_ids): Modify for expression_vuses.
12605 (phi_translate_1): Ditto.
12606 (phi_translate_set): Ditto.
12607 (value_dies_in_block_x): Ditto
12608 (valid_in_sets): Ditto.
12609 (add_to_sets): Ditto.
12610 (find_existing_value_expr): Ditto.
12611 (create_value_handle_for_expr): Ditto.
12612 (make_values_for_stmt): Ditto.
12613 (vuse_equiv): Remove.
12615 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12617 * Makefile.in (mostlyclean): Remove object files.
12619 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12621 * toplev.c (no_new_pseudos): Deleted.
12622 * rtl.h (no_new_pseudos): Deleted.
12623 * tree-pass.h (pass_no_new_pseudos): Deleted.
12624 * passes.c (pass_no_new_pseudos): Deleted.
12625 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12626 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12627 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12629 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12630 * rtlhooks.c (gen_lowpart_general): Ditto.
12631 * optabs.c (prepare_operand): Ditto.
12632 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12634 * modulo-sched.c (rest_of_handle_sms): Ditto.
12635 * see.c (rest_of_handle_see): Ditto.
12636 * ifcvt.c (if_convert): Ditto.
12637 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12639 * init-regs.c (gate_initialize_regs): Deleted set of
12641 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12642 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12643 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12645 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12648 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12649 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12650 (*vec_extractv2di_1_rex64): New insn pattern.
12652 2007-07-11 David Daney <ddaney@avtrex.com>
12654 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12655 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12656 for SIGNAL_UNWIND_RETURN_COLUMN.
12657 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12658 (DWARF_FRAME_REGNUM): Rewrite.
12659 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12661 2007-07-11 Nick Clifton <nickc@redhat.com>
12663 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12664 delta and use gen_int_mode in place of GET_INT instead.
12666 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12668 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12671 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12673 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12674 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12676 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12677 (USE_CANONICAL_TYPES): New.
12678 * doc/invoke.texi (verify-canonical-types): Remove.
12679 (use-canonical-types): Add.
12681 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12683 * config/spu/spu.c (spu_optimization_options): Remove setting of
12684 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12685 (spu_override_options): Move it here.
12687 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12689 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12690 * config/mips/mips.c (mips_cpu_info_table): Mention
12691 MIPS_ISA_LEVEL_SPEC in the comment.
12693 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12695 PR tree-optimization/32713
12696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12698 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12700 PR middle-end/30482
12701 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12702 conditional to flag_isoc99.
12703 (c_common_init_options): Do it here, unconditionally.
12705 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12707 PR tree-optimization/32589
12708 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12709 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12710 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12711 predicate, extracted from...
12712 (set_rhs): ...here. Call it for the expression on entry.
12713 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12714 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12715 (simplify_binary_expression): Use valid_gimple_expression_p
12716 to validate the simplification.
12717 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12719 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12721 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12722 DWARF2_DEBUG on 32 bit target too.
12723 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12725 2007-07-11 Nick Clifton <nickc@redhat.com>
12727 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12728 version for 64-bit hosts.
12730 2007-07-10 David Daney <ddaney@avtrex.com>
12732 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12734 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12736 * config/mips/mips.c (mips_expand_synci_loop): New function.
12737 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12738 (UNSPEC_RDHWR): Same.
12739 (UNSPEC_SYNCI): Same.
12740 (UNSPEC_SYNC): Same.
12741 (clear_cache): New expand.
12745 (clear_hazard): Same.
12746 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12748 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12749 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12751 2007-07-10 Ian Lance Taylor <iant@google.com>
12753 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12756 2007-07-10 David Daney <ddaney@avtrex.com>
12758 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12759 * builtins.c (expand_builtin___clear_cache): New function.
12760 (expand_builtin): Call expand_builtin___clear_cache for
12761 BUILT_IN_CLEAR_CACHE case.
12762 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12763 * doc/md.texi (clear_cache): Document new instruction pattern.
12764 * testsuite/gcc.dg/builtins-64.c: New test.
12766 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12768 * config/cris/cris.md ("movsi"): Fix typo in last change.
12770 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12773 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12775 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12776 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12777 for FUNCTION_DECLs. Don't use align_functions_log if
12779 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12780 even for FUNCTION_DECLs.
12781 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12783 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12784 (DECL_FUNCTION_CODE): Update for new location and name of
12786 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12787 (struct tree_decl_common): Move 'align' and 'off_align' out
12788 of union, ensure they're still on a 32-bit boundary. Remove
12789 other fields in union 'u1'.
12790 (struct tree_function_decl): Add field 'function_code' replacing
12791 'u1.f' in tree_decl_common.
12792 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12793 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12794 (Variable Attributes): Cross-reference 'aligned' attribute
12795 to Function Attributes.
12796 * flags.h (force_align_functions_log): Delete.
12797 * toplev.c (force_align_functions_log): Delete.
12799 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12802 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12803 (*vec_concatv2di_rex): New insn pattern.
12805 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12808 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12810 2007-07-10 Ian Lance Taylor <iant@google.com>
12812 Replace no_new_pseudos in backends.
12813 * rtl.h (can_create_pseudo_p): Define.
12814 * config/darwin.c (machopic_indirect_data_reference): Use
12815 can_create_pseudo_p () instead of no_new_pseudos.
12816 (machopic_indirect_data_reference): Likewise.
12817 (machopic_legitimize_pic_address): Likewise.
12818 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12819 (alpha_emit_set_const_1): Likewise.
12820 (alpha_emit_set_const): Likewise.
12821 (alpha_emit_conditional_move): Likewise.
12822 (alpha_split_conditional_move): Likewise.
12823 * config/alpha/alpha.md (various splitters): Likewise.
12825 * config/arm/arm.c (legitimize_pic_address): Likewise.
12826 (arm_load_pic_register): Likewise.
12827 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12828 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12829 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12830 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12831 * config/cris/cris.md (movsi): Likewise.
12832 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12833 (symGOTOFF2reg_hilo): Likewise.
12834 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12835 * config/h8300/h8300.md (insv, extzv): Likewise.
12836 * config/i386/i386.c (ix86_expand_move): Likewise.
12837 (ix86_expand_vector_move): Likewise.
12838 (ix86_prepare_fp_compare_args): Likewise.
12839 (ix86_expand_carry_flag_compare): Likewise.
12840 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12841 (tls_dynamic_gnu2_combine_32): Likewise.
12842 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12843 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12844 (ia64_expand_movxf_movrf): Likewise.
12845 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12846 (m32c_split_move): Likewise.
12847 (m32c_expand_insv): Likewise.
12848 * config/m68k/m68k.md (movsi): Likewise.
12849 * config/mips/mips.c (mips_force_temporary): Likewise.
12850 (mips_split_symbol): Likewise.
12851 (mips_move_integer): Likewise.
12852 (mips_legitimize_const_move): Likewise.
12853 * config/mn10300/mn10300.md (movsi): Likewise.
12854 * config/pa/pa.c (emit_move_sequence): Likewise.
12855 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12856 (rs6000_got_register): Likewise.
12857 (create_TOC_reference): Likewise.
12858 (rs6000_machopic_legitimize_pic_address): Likewise.
12859 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12860 (various splitters): Likewise.
12861 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12862 (movsi_got): Likewise.
12863 * config/s390/s390.c (emit_symbolic_move): Likewise.
12864 * config/s390/s390.md (movhi, movqi): Likewise.
12865 (load_multiple, store_multiple): Likewise.
12866 * config/score/score.c (score_force_temporary): Likewise.
12867 * config/sh/sh.c (prepare_move_operands): Likewise.
12868 (prepare_cbranch_operands): Likewise.
12869 (emit_fpu_switch): Likewise.
12870 (fpscr_set_from_mem): Likewise.
12871 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12872 (adddi3, subsi3): Likewise.
12873 (various splitters): Likewise.
12874 (divsi_inv_fp_combine): Likewise.
12875 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12876 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12878 * config/sh/predicates.md (xor_operand): Likewise.
12879 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12880 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12881 (movdi_pic_label_ref): Likewise.
12882 * config/spu/spu.c (spu_split_immediate): Likewise.
12883 * config/alpha/alpha.md (various splitters): Remove test
12884 !no_new_pseudos || reload_completed.
12885 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12887 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12888 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12889 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12890 * config/score/score.c (th_output_mi_thunk): Likewise.
12891 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12892 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12894 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12896 PR rtl-optimization/32664
12897 * mode-switching.c (create_pre_exit): Skip barrier insns.
12899 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12901 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12902 force_gimple_operand_bsi.
12903 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12904 rewrite_use_compare): Ditto.
12905 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12907 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12908 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12909 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12910 * tree-profile.c (prepare_instrumented_value,
12911 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12912 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12913 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12914 tree_gen_ior_profiler): Ditto.
12915 * tree-ssa-reassoc.c (negate_value): Ditto.
12916 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12917 Use force_gimple_operand_bsi.
12918 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12919 * tree-if-conv.c (add_to_dst_predicate_list,
12920 find_phi_replacement_condition): Ditto.
12921 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12922 Call mark_symbols_for_renaming for new statements.
12923 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12925 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12927 * cfghooks.c (remove_edge): New function.
12928 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12930 * cfghooks.h (remove_edge): Declare.
12931 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12932 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12934 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12936 * optabs.h: Added declaration for signbit_optab.
12937 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12938 * genoptinit.c (optabs): Added entry for signbit insns.
12939 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12940 insn, if available.
12941 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12942 * config/s390/s390.md (signbit<mode>2): New expander.
12944 2007-07-09 Richard Guenther <rguenther@suse.de>
12946 PR middle-end/32698
12947 * fold-const.c (fold_plusminus_mult_expr): Move constant
12948 arguments second to allow decomposing.
12950 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12953 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12955 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12956 Disregard DECL_FROM_INLINE.
12958 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12961 * doc/invoke.texi: Add ftree-reassoc flag.
12962 * common.opt (ftree-reassoc): New flag.
12963 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12964 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12966 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12968 PR tree-optimization/32681
12969 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12970 saved in second_edge->aux when first_bb is a loop header.
12972 2007-07-09 Jan HUbicka <jh@suse.cz>
12974 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12976 2007-07-09 Richard Guenther <rguenther@suse.de>
12978 * c-decl.c (start_function): Do not promote return type.
12980 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12982 * function.c (do_warn_unused_parameter): Do not warn if
12983 TREE_NO_WARNING is set.
12985 2007-07-08 Andreas Schwab <schwab@suse.de>
12987 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12989 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12992 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12994 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12995 apply to assembly language, too.
12996 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12998 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13000 Revert (note the sccvn portions are *not* reverted)
13001 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13003 Fix PR tree-optimization/23488
13005 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13007 * tree-flow-inline.h (get_value_handle): Ditto.
13008 * tree-ssa-pre.c (decl_vh_map): New.
13009 (decl_node_pool): New.
13010 (can_value_number_operation): Support DECL_P.
13011 (can_PRE_operation): Ditto.
13012 (create_expression_by_pieces): Ditto.
13013 (find_existing_value_expr): Modify to differnetiate between
13014 addressing and top level.
13015 (create_value_handle_for_expr): Handle DECL's.
13016 (poolify_tree): Ditto.
13017 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13018 (make_values_for_stmt): Handle DECL's properly.
13019 (init_pre): Reorg to not init useless things during FRE.
13021 * tree-flow.h: Include pointer-set.h.
13022 (decl_vh_map): Declare.
13023 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13025 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13027 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13028 the constraint description.
13029 * doc/md.texi: Update documentation of AVR constraints.
13031 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13033 * auto-inc-dec.c, config/arm/arm.c,
13034 config/m32r/constraints.md, config/mips/mips.md,
13035 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13036 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13037 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13038 typos. Follow spelling conventions.
13039 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13041 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13042 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13044 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13045 realloc_vuse): Remove.
13046 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13049 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13051 Fix PR tree-optimization/23488
13053 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13054 (try_to_simplify): Ditto.
13055 (visit_use): Ditto.
13056 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13058 * tree-flow-inline.h (get_value_handle): Ditto.
13059 * tree-ssa-pre.c (decl_vh_map): New.
13060 (decl_node_pool): New.
13061 (can_value_number_operation): Support DECL_P.
13062 (can_PRE_operation): Ditto.
13063 (create_expression_by_pieces): Ditto.
13064 (find_existing_value_expr): Modify to differnetiate between
13065 addressing and top level.
13066 (create_value_handle_for_expr): Handle DECL's.
13067 (poolify_tree): Ditto.
13068 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13069 (make_values_for_stmt): Handle DECL's properly.
13070 (init_pre): Reorg to not init useless things during FRE.
13072 * tree-flow.h: Include pointer-set.h.
13073 (decl_vh_map): Declare.
13074 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13076 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13078 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13079 apply to assembly language, too.
13080 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13082 2007-07-06 Ian Lance Taylor <iant@google.com>
13083 Zack Weinberg <zackw@panix.com>
13085 PR middle-end/32441
13086 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13088 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13090 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13091 (prefetch): Likewise if "pref" would be used.
13093 2007-07-06 Josh Conner <jconner@apple.com>
13095 PR middle-end/32602
13096 PR middle-end/32603
13097 * calls.c (store_one_arg): Handle arguments which are partially
13098 on the stack when detecting argument overlap.
13100 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13102 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13103 chosen during find_reloads.
13105 2007-07-06 Richard Guenther <rguenther@suse.de>
13107 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13108 TYPE_ARG_TYPES for verification of argument types. Use
13109 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13110 parameters as variable arguments.
13112 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13114 * libgcc2.h (word_type): Type definition removed.
13115 (cmp_return_type, shift_count_type): Type definitions added.
13116 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13117 replaced with shift_count_type.
13118 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13120 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13121 changed from word_type to Wtype.
13122 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13123 replaced with shift_count_type.
13124 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13126 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13127 and libgcc_shift_count attribute added.
13128 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13129 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13130 (TARGET_INITIALIZER): New target hooks added.
13131 * targhooks.c (default_libgcc_cmp_return_mode,
13132 default_libgcc_shift_count_mode): Default implementations for the new
13133 target hooks added.
13134 * targhooks.h (default_libgcc_cmp_return_mode,
13135 default_libgcc_shift_count_mode): Function prototypes added.
13136 * target.h (struct gcc_target): Fields for the new target hooks added.
13137 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13139 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13142 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13143 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13145 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13146 s390_libgcc_shift_count_mode): Functions added.
13147 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13148 Target hooks defined.
13150 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13152 * config/mips/mips.c (compute_frame_size): Restore the original
13153 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13154 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13155 Document why the difference is needed.
13157 2007-07-06 Richard Guenther <rguenther@suse.de>
13159 * c-common.c (boolean_increment): Use correctly typed
13162 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13164 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13165 the topmost argument register is not also included in the save mask.
13166 (mips16e_collect_argument_save_p): Take a pointer to the argument
13167 register, rather than a pointer to the number of arguments.
13168 (mips16e_collect_argument_saves): Only include argument saves
13169 that aren't in the register mask.
13171 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13173 PR rtl-optimization/32450
13174 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13175 to ensure that instructions are not moved into the prologue when
13176 profiling is on. Remove unused prologue_end variable.
13177 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13178 as a scheduling barrier.
13180 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13183 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13184 Disregard DECL_FROM_INLINE.
13186 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13188 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13189 IORing with a constant.
13191 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13193 PR rtl-optimization/32475
13194 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13195 for every definition of the stack pointer.
13197 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13199 * arm.c (vfp3_const_double_index): Copy signed results of
13200 REAL_VALUE_TO_INT into unsigned vars.
13202 2007-07-05 Richard Guenther <rguenther@suse.de>
13204 PR middle-end/32639
13205 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13207 * tree-ssa.c (useless_type_conversion_p): Check canonical
13210 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13212 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13213 zero_extendhisi2): Change to define_insn_and_split.
13214 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13216 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13218 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13219 pass_match_asm_constraints): New.
13220 * passes.c (init_optimization_passes): Add new pass.
13221 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13222 * function.h (struct function): Add has_asm_statement bit.
13223 (current_function_has_asm_statement): New.
13224 * tree-pass.h (pass_match_asm_constraints): New.
13226 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13228 * config/mips/mips.c (mips_file_start): Avoid declaration
13231 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13233 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13235 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13237 * rtl.def (NOTE): Change print format string to print
13238 operand 5 as a note insn name.
13240 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13241 David Ung <davidu@mips.com>
13243 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13244 * doc/invoke.texi: (MIPS Options): Document them.
13246 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13247 David Ung <davidu@mips.com>
13249 Add support for SmartMIPS ASE.
13251 * optabs.c (expand_binop_directly): New, broken out from...
13252 (expand_binop): Here. Make it try rotating in the other
13253 direction even when the second operand isn't constant.
13254 * config/mips/mips.md (*lwxs): New.
13255 * config/mips/mips.opt (msmartmips): New.
13256 * config/mips/mips.c (mips_lwxs_address_p): New.
13257 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13258 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13259 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13260 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13261 (ISA_HAS_LWXS): New.
13262 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13263 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13264 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13265 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13266 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13267 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13268 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13270 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13272 * tree-vectorizer.c (new_loop_vec_info): Initialize
13273 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13274 * tree-vectorizer.h (_loop_vec_info): Added new filed
13275 min_profitable_iters.
13276 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13277 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13278 * tree-vect-analyze.c (vect_analyze_operations): Set
13279 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13280 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13281 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13282 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13283 and prologue cost to after they are computed.
13284 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13285 TARG_VEC_STMT_COST.
13286 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13287 of creating vectors from scalars according to dt.
13288 (vect_model_store_cost): Likewise.
13289 (vectorizable_call): Use dt array instead of scalar dt. Call
13290 vect_model_simple_cost with additional argument dt.
13291 (vectorizable_assignment): Likewise.
13292 (vectorizable_operation): Likewise.
13293 (vectorizable_type_demotion): Likewise.
13294 (vectorizable_type_promotion): Likewise.
13295 (vectorizable_store): Use dt array instead of scalar dt. Call
13296 vect_model_store_cost with additional argument dt.
13297 (vect_do_peeling_for_loop_bound): Don't call
13298 vect_estimate_min_profitable_iters. Instead, lookup
13299 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13300 "may not be profitable".
13302 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13305 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13306 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13307 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13308 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13310 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13312 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13313 addressing modes cheaper.
13315 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13317 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13318 (dw_ranges_struct): Rename block_num to num. Adjust.
13319 (dw_ranges_by_label_struct): New.
13320 (ranges_by_label, ranges_by_label_allocated,
13321 ranges_by_label_in_use): New variables.
13322 (add_ranges_num): Factored most of the code out of...
13323 (add_ranges): ... this one. Rewrite in terms of the former.
13324 (add_ranges_by_labels): New.
13325 (output_ranges): Output by-label ranges.
13326 (dwarf2out_finish): Output range for multiple-section
13327 compile_unit. Output standard DW_AT_low_pc in addition to
13328 unexpected DW_AT_entry_pc.
13330 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13332 PR tree-optimization/32604
13333 PR tree-optimization/32606
13335 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13336 (compute_antic_safe): Removed.
13337 (ANTIC_SAFE_LOADS): Ditto.
13338 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13339 (execute_pre): Don't call compute_antic_safe.
13340 (vuse_equiv): New function.
13341 (make_values_for_stmt): Use it
13342 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13345 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13348 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13349 rather than a decl.
13350 (avr_attribute_table): Make "naked" attribute apply to function types
13351 rather than to decls.
13352 (avr_handle_fntype_attribute): New function.
13354 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13356 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13359 2007-07-04 David Ung <davidu@mips.com>
13360 Joseph Myers <joseph@codesourcery.com>
13362 * config/mips/mips.md (type): Add logical, signext and move.
13363 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13364 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13365 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13366 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13367 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13368 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13369 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13370 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13371 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13372 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13373 movv2sf_hardfloat_64bit): Use the new types.
13374 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13375 *movdf_softfloat, *movdf_mips16): Use "multi".
13376 (extendqihi2): Replace with a define_expand.
13377 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13378 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13379 * config/mips/74k.md (r74k_int_logical): New reservation and
13381 (r74k_int_arith): Remove "slt".
13382 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13383 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13384 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13385 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13386 reservations for "arith".
13388 2007-07-04 Richard Guenther <rguenther@suse.de>
13390 * tree-ssa.c (useless_type_conversion_p): Add handling for
13391 scalar float and vector types. Only call the types_compatible_p
13392 langhook for aggregate types as last resort. Follow the
13395 2007-07-04 Richard Guenther <rguenther@suse.de>
13397 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13398 the same as NOP_EXPR.
13400 2007-07-04 Nick Clifton <nickc@redhat.com>
13402 * target.h (struct gcc_target): Add target_help field.
13403 * target-def.h (TARGET_HELP): New.
13404 (TARGET_INITIALIZER): Use TARGET_HELP.
13405 * opts.c (command_handle_option): Invoke target_help function, if
13406 defined, when the user has specified --target-help on the command
13408 * doc/invoke.texi: Mention that --target-help might print
13409 additional information.
13410 * doc/tm.texi: Document TARGET_HELP hook.
13412 * arm.c (TARGET_HELP): Override default definition.
13413 (arm_target_help): New - display a wrapped list of cores and
13414 architectures supported.
13416 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13418 * config/v850/v850.c (expand_prologue): Make sure
13419 GEN_INT() argument is sign extended rather than zero extended.
13420 (expand_epilogue): Likewise.
13421 (output_move_double): Delete.
13422 * config/v850/v850-protos.h (output_move_double): Delete.
13423 * config/v850/v850.md (movdi): Delete.
13424 (*movdi_internal): Delete.
13426 (*movdf_internal): Delete.
13428 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13430 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13431 unless compiling RTP PIC.
13433 2007-07-04 Richard Guenther <rguenther@suse.de>
13435 PR tree-optimization/32482
13436 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13437 original ssa name if we didn't find a shift expression.
13438 Fix shift constant for bit zero test.
13440 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13442 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13444 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13446 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13447 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13448 * config/arm/vxworks.h (ASM_SPEC): Delete.
13449 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13451 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13453 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13454 (DDR_REVERSED_P): New.
13455 * tree-data-ref.c (initialize_data_dependence_relation,
13456 build_classic_dist_vector): Set DDR_REVERSED_P.
13458 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13460 PR middle-end/32457
13461 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13462 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13463 init_omega_for_ddr_1): Use non conservative number of iterations
13465 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13466 (analyze_siv_subscript): Remove FIXME and reinitialization of
13467 last_conflicts to chrec_dont_know.
13468 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13470 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13472 * tree.c (maybe_canonicalize_argtypes): Improve description.
13474 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13476 * tree.c (maybe_canonicalize_argtypes): New.
13477 (build_function_type): Set canonical type.
13478 (build_method_type_directly): Ditto.
13479 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13482 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13484 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13486 (rewrite_use_nonlinear_expr): Likewise.
13488 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13490 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13492 2007-07-04 Ben Elliston <bje@au.ibm.com>
13494 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13497 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13499 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13500 (Exception Handling): Likewise.
13502 2007-07-03 Jan Hubicka <jh@suse.cz>
13504 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13506 2007-07-03 Eric Christopher <echristo@apple.com>
13508 * doc/cppopts.texi: Add conflicting option note to -dM.
13509 * doc/invoke.texi: Add note about possible conflicts with
13510 -E for -dCHARS and note that -dM will not produce
13511 any results if there is no machine dependent reorg.
13513 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13515 * tree.h (DECL_ALIGN): Back out previous change.
13517 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13519 * configure.ac: Test for .dtprelword support on MIPS.
13520 * configure, config.in: Regenerate.
13521 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13522 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13524 2007-07-03 Julian Brown <julian@codesourcery.com>
13526 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13527 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13528 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13529 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13531 (all_fpus): Add FPUTYPE_VFP3.
13532 (fp_model_for_fpu): Add VFPv3 field.
13533 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13534 (vfp3_const_double_index): New function. Return integer index of
13535 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13537 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13538 and argument represents a valid RTX for a VFPv3 constant.
13539 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13541 (vfp_emit_fstmd): Similar, for fstmd.
13542 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13543 constants, represented as integer indices.
13544 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13545 VFP_REGNO_OK_FOR_DOUBLE macros.
13546 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13547 (arm_file_start): Set float-abi attribute for VFPv3, and output
13548 correct ".fpu" assembler directive.
13549 (arm_dbx_register_numbering): Add FIXME.
13550 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13551 (fputype): Add FPUTYPE_VFP3.
13552 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13553 (CALL_USED_REGISTERS): Likewise.
13554 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13555 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13556 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13557 (D7_VFP_REGNUM): New.
13558 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13559 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13560 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13561 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13562 (REG_ALLOC_ORDER): Adjust for VFPv3.
13563 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13564 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13565 VFP_LO_REGS, VFP_HI_REGS.
13566 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13567 (IS_VFP_CLASS): Define macro.
13568 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13570 (REGISTER_MOVE_COST): Likewise.
13571 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13572 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13573 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13574 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13575 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13576 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13577 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13578 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13579 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13580 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13581 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13582 where appropriate for single-word registers.
13583 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13584 As above. Fix type attributes.
13585 * config/arm/constraints.md (register_contraint "t"): Define.
13586 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13588 (register_constraint "x"): Define.
13589 (constraint "Dv"): Define.
13591 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13593 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13595 2007-07-03 Tom Tromey <tromey@redhat.com>
13597 * c-parser.c (objc_pq_context): Removed.
13598 (objc_need_raw_identifier): Likewise.
13599 (c_parser) <objc_pq_context>: New field.
13600 <objc_need_raw_identifier>: Likewise.
13601 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13602 (c_lex_one_token): Update.
13603 (c_parser_objc_protocol_definition): Update.
13604 (c_parser_objc_method_definition): Update.
13605 (c_parser_objc_methodproto): Update.
13606 (c_parser_declspecs): Update.
13608 2007-07-03 David Ung <davidu@mips.com>
13610 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13612 2007-07-03 David Ung <davidu@mips.com>
13613 Richard Sandiford <richard@codesourcery.com>
13615 * doc/invoke.texi: Document -march=74kf3_2.
13616 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13617 (TUNE_74K): Check for it.
13618 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13619 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13620 * config/mips/mips.md (cpu): Add 74kf3_2.
13621 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13622 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13623 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13624 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13625 74kf3_2 to the CPU list.
13626 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13627 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13628 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13629 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13630 (r74kf3_2_fxfer_from_c1): New insn reservations.
13632 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13633 David Ung <davidu@mips.com>
13635 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13636 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13637 and 74k[fx]. Document aliases for the new options.
13638 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13639 (PROCESSOR_24KF2_1): ...this.
13640 (PROCESSOR_24KX): Rename to...
13641 (PROCESSOR_24KF1_1): ...this.
13642 (PROCESSOR_74KF): Rename to...
13643 (PROCESSOR_74KF2_1): ...this.
13644 (PROCESSOR_74KX): Rename to...
13645 (PROCESSOR_74KF1_1): ...this.
13646 (TUNE_74K): Update PROCESSOR_* names.
13647 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13648 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13649 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13650 (mips_rtx_cost_data): Update processor names in comments.
13651 (mips_issue_rate): Update PROCESSOR_* names.
13652 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13653 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13654 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13655 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13656 Update cpu attribute names.
13657 (r24k_fpu_iss): Rename this reservation to...
13658 (r24kf2_1_fpu_iss): ...this and update all uses.
13659 (r24kx_fpu_iss): Rename this reservation to...
13660 (r24kf1_1_fpu_iss): ...this and update all uses.
13661 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13662 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13663 Update cpu attribute names.
13665 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13667 * config/m32r/constraints.md: New file.
13668 * config/m32r/m32r.c: Include tm-constrs.h.
13669 (small_data_operand): Use satisfies_constraint_* instead of macro.
13670 (addr24_operand, gen_compare): Likewise.
13671 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13672 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13673 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13674 EXTRA_CONSTRAINT): Likewise.
13675 * config/m32r/m32r.md: Include constraints.md.
13676 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13677 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13678 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13679 (two_insn_const_operand, int8_operand, uint16_operand,
13680 reg_or_int16_operand, reg_or_uint16_operand,
13681 reg_or_cmp_int16_operand, cmp_int16_operand,
13682 seth_add3_operand): Likewise.
13684 2007-07-03 Eric Christopher <echristo@gmail.com>
13686 * libgcc2.h: Conditionally declare __bswapsi2 and
13689 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13691 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13694 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13697 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13698 (__gthrw_pragma): Provide default definition.
13699 (__gthrw2): Use it.
13700 * gthr-posix.c (__gthrw_pragma): Define.
13702 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13704 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13705 before declaring inequality.
13707 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13709 * combine.c (recog_for_combine): Log the success or failure of
13710 matching new insn patterns against the machine description in
13713 2007-07-03 Revital Eres <eres@il.ibm.com>
13715 * ddg.c (print_sccs): New function.
13716 (check_sccs): New function.
13717 (create_ddg_all_sccs): Use it.
13718 * ddg.h (print_sccs): Declare.
13719 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13721 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13723 * targhooks.h (default_mode_for_suffix): New function declaration.
13724 * targhooks.c (default_mode_for_suffix): New default target hook.
13725 * target.h (struct c): New structure in the targetm struct.
13726 (mode_for_suffix): New target hook as part of struct c.
13727 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13728 default_mode_for_suffix.
13729 (TARGET_C): New define.
13730 * c-lex.c: Include "target.h".
13731 (interpret_float): Use targetm.c.mode_for_suffix to determine
13732 the mode for a given non-standard suffix.
13733 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13735 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13736 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13738 * doc/extend.texi (Floating Types): New node. Document __float80 and
13739 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13741 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13744 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13745 predicate instead of target_operand.
13746 (divsi3_i1_media, divsi3_media_2): Likewise.
13748 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13750 * tree.h (alias_sets_might_conflict_p): Rename into
13751 alias_sets_must_conflict_p.
13752 * alias.c (alias_sets_might_conflict_p): Likewise.
13753 (alias_sets_conflict_p): Use it.
13754 (objects_must_conflict_p): Likewise.
13755 * c-common.c (strict_aliasing_warning): Adjust.
13757 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13759 * rtlhooks.c (gen_lowpart_if_possible): Check for
13760 invalid subreg before calling gen_lowpart_SUBREG.
13762 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13764 * config/darwin9.h: Add copyright notice.
13765 (LINK_COMMAND_SPEC): Add comment.
13766 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13767 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13768 DARWIN_LIBSYSTEM_HAS_UNWIND.
13770 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13773 * omp-low.c (check_combined_parallel): New function.
13774 (lower_omp_parallel): Call it via walk_stmts, set
13775 OMP_PARALLEL_COMBINED if appropriate.
13776 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13777 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13778 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13779 don't consider it as combined parallel.
13781 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13783 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13784 (gcc_tooldir): Likewise.
13785 * configure: Regenerate.
13786 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13787 old configure.ac gcc_tooldir setting.
13788 (prefix_to_exec_prefix): New variable.
13789 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13790 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13792 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13794 Fix PR tree-optimization/32583
13795 Fix PR tree-optimization/32584
13796 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13797 (phi_translate_set): Use phi_translate directly now.
13798 (make_values_for_stmt): Don't value number RHS if we already know
13801 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13802 Jim Wilson <wilson@specifix.com>
13805 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13808 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13809 Richard Sandiford <richard@codesourcery.com>
13810 Nigel Stephens <nigel@mips.com>
13812 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13813 (mips16e_output_save_restore): Declare.
13814 (mips16e_save_restore_pattern_p): Likewise.
13815 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13816 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13817 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13818 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13819 (BITSET_P): New global macro, extracted from...
13820 (mips_for_each_saved_reg): ...here.
13821 (mips16e_save_restore_info): New struct.
13822 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13823 (mips16e_save_restore_regs): New variable.
13824 (mips_split_plus, mips16e_find_first_register): New functions.
13825 (mips16e_mask_registers): New function.
13826 (compute_frame_size): Expand the commentary before the function.
13827 Enforce the MIPS16e save and restore register range restrictions.
13828 Pad the general register save area at the low end.
13829 (mips16e_save_restore_reg, mips16e_build_save_restore)
13830 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13831 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13832 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13834 (mips_expand_prologue, mips_expand_epilogue): Handle
13835 GENERATE_MIPS16E_SAVE_RESTORE.
13836 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13838 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13840 PR tree-optimization/31966
13841 PR tree-optimization/32533
13842 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13843 "basic_block" description as its third argument. Update function
13844 calls to get destination bb from "edge" argument. Save "cond" into
13845 aux field of the edge. Update prototype for changed arguments.
13846 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13848 (find_phi_replacement_condition): Operate on incoming edges, not
13849 on predecessor blocks. If there is a condition saved in the
13850 incoming edge aux field, AND it with incoming bb predicate.
13851 Return source bb of the first edge.
13852 (clean_predicate_lists): Clean aux field of outgoing node edges.
13853 (tree_if_conversion): Do not initialize cond variable. Move
13854 variable declaration into the loop.
13855 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13856 initializations of new_stmt, arg0 and arg1 variables.
13858 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13860 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13861 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13863 2007-07-02 Richard Guenther <rguenther@suse.de>
13865 * tree-ssa.c (useless_type_conversion_p): Document
13866 future intent as defining the middle-end type system.
13867 Re-structure to call langhook last, group by type class,
13868 mark questionable parts.
13870 2007-07-02 Richard Guenther <rguenther@suse.de>
13872 * tree-flow.h (types_compatible_p): Declare.
13873 * tree-ssa.c (types_compatible_p): New function.
13874 * ipa-type-escape.c (discover_unique_type): Use
13875 types_compatible_p instead of lang_hooks.types_compatible_p.
13876 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13877 * tree-vn.c (expressions_equal_p): Likewise.
13878 * tree.c (fields_compatible_p): Likewise.
13879 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13880 (cprop_operand): Use useless_type_conversion_p instead of
13881 lang_hooks.types_compatible_p.
13882 * tree-inline.c (setup_one_parameter): Likewise.
13883 (declare_return_variable): Likewise.
13884 * tree-nrv.c (tree_nrv): Likewise.
13885 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13886 (maybe_fold_offset_to_component_ref): Likewise.
13887 (maybe_fold_offset_to_reference): Likewise.
13888 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13889 (merge_alias_info): Likewise.
13890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13891 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13892 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13893 * tree-tailcall.c (find_tail_calls): Likewise.
13894 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13895 * gimplify.c (canonicalize_addr_expr): Likewise.
13896 (fold_indirect_ref_rhs): Likewise.
13897 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13898 (cpt_same_type): Likewise.
13899 (check_pointer_types_r): Swap parameters to cpt_same_type
13901 * fold-const.c (fold_convert): Revert fix for PR15988.
13902 * tree-inline.c (setup_one_parameter): Instead fix it here by
13903 using fold_build1 instead of fold_convert and checking for
13904 error_mark_node. Convert only if the conversion is necessary.
13906 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13908 * configure.ac: Check for .gnu_attribute on Power.
13909 * configure: Regenerate.
13910 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13911 attribute for floating-point ABI.
13913 2007-07-02 Ira Rosen <irar@il.ibm.com>
13915 PR tree-optimization/32230
13916 PR tree-optimization/32477
13917 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13918 address is a constant.
13920 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13922 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13923 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13924 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13925 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13926 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13927 64-bit targets. Add support for *-elfoabi*.
13928 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13929 different settings if $(tm_defines) does not select the EABI.
13930 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13931 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13932 (MIPS_ARCH_OPTION_SPEC): Likewise.
13933 (MIPS_ISA_LEVEL_SPEC): Likewise.
13934 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13935 * config/mips/elfoabi.h: New file.
13937 2007-07-02 Richard Guenther <rguenther@suse.de>
13939 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13940 (useless_type_conversion_p): ... this.
13941 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13942 (useless_type_conversion_p): ... this.
13943 * builtins.c (fold_builtin_memory_op): Rename
13944 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13945 * tree-cfg.c (verify_expr): Likewise.
13946 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13947 * tree-ssa-ccp.c (ccp_fold): Likewise.
13948 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13949 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13950 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13951 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13952 * tree-ssa-pre.c (eliminate): Likewise.
13953 * tree-ssa.c (delete_tree_ssa): Likewise.
13954 (tree_ssa_useless_type_conversion): Likewise.
13955 * tree.c (build2_stat): Likewise.
13957 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13959 Fix PR tree-optimization/32571
13960 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13963 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13965 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13966 and other expected operations explicitly, change default to
13969 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13971 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13973 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13974 (tls_load_dot_plus_eight): Move the label number into the unspec.
13975 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13977 2007-07-01 Andreas Schwab <schwab@suse.de>
13979 * dwarf2out.c (initial_return_save): Define only if used.
13981 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13983 Unreverting Richard's Revert of:
13985 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13987 * dce.c (deletable_insn_p_1): New function, split out from...
13988 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13989 specially, not those inside PARALLELs. Remove BODY argument
13990 and adjust recursive call accordingly.
13991 (prescan_insns_for_dce): Update call to delete_insn_p.
13993 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13994 Revital Eres <eres@il.ibm.com>
13996 * ddg.c (create_ddg_all_sccs): Fix missed
13997 initialization of scc_nodes.
13999 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14001 PR middle-end/32559
14002 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14003 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14005 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14007 * configure.ac: Check for .gnu_attribute on MIPS.
14008 * configure, config.in: Regenerate.
14009 * config/mips/mips.c (mips_file_start): If supported, output
14010 attribute for floating-point ABI.
14012 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14015 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14016 (ffs_cmove): New expander to expand using ctz pattern.
14017 (*ffs_cmove): Remove pattern.
14018 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14019 (ffsdi2): Expand using ctz pattern.
14020 (*ffs_rex64): Remove pattern.
14022 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14024 PR rtl-optimization/32296
14025 * pa.md (return): Delete pattern.
14026 (return_internal): Remove "(const_int 1)" from pattern.
14027 (epilogue): Use return_internal pattern for trivial returns.
14028 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14029 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14031 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14033 * tree-ssa-pre.c (is_exception_related): New function
14034 (can_value_number_operation): Use it.
14036 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14038 Fix PR tree-optimization/32540
14039 Fix PR tree-optimization/31651
14041 * tree-ssa-sccvn.c: New file.
14043 * tree-ssa-sccvn.h: Ditto.
14045 * tree-vn.c: Include tree-ssa-sccvn.h
14046 (val_expr_paid_d): Removed.
14047 (value_table): Ditto.
14048 (vn_compute): Ditto.
14049 (val_expr_pair_hash): Ditto.
14050 (val_expr_pair_expr_eq): Ditto.
14051 (copy_vuses_from_stmt): Ditto.
14052 (vn_delete): Ditto.
14054 (shared_vuses_from_stmt): Ditto.
14055 (print_creation_to_file): Moved up.
14056 (sort_vuses): Ditto.
14057 (sort_vuses_heap): Ditto.
14058 (set_value_handle): Make non-static.
14059 (make_value_handle): Ditto.
14060 (vn_add): Rewritten to use sccvn lookups.
14061 (vn_add_with_vuses): Ditto.
14062 (vn_lookup): Ditto (and second argument removed).
14063 (vn_lookup_with_vuses): Ditto.
14064 (vn_lookup_or_add): Ditto (and second argument removed);
14065 (vn_lookup_or_add_with_vuses): Ditto.
14066 (vn_lookup_with_stmt): New.
14067 (vn_lookup_or_add_with_stmt): Ditto.
14068 (create_value_handle_for_expr): Ditto.
14070 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14071 (seen_during_translate): New function.
14072 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14073 (phi_trans_add): Ditto.
14074 (constant_expr_p): FIELD_DECL is always constant.
14075 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14076 Use constant_expr_p.
14077 Avoid infinite recursion on mutually valued expressions.
14078 Change callers of vn_lookup_or_add.
14079 (phi_translate): New function.
14080 (compute_antic_safe): Allow phi nodes.
14081 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14082 (find_or_generate_expression): Rewrite slightly.
14083 (create_expression_by_pieces): Updated for vn_lookup_or_add
14085 Update VN_INFO for new names.
14086 (insert_into_preds_of_block): Update for new names.
14087 (add_to_exp_gen): New function.
14088 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14089 (find_existing_value_expr): Rewrite to changed vn_lookup.
14090 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14091 (try_look_through_load): Removed.
14092 (try_combine_conversion): Ditto.
14093 (get_sccvn_value): New function.
14094 (make_values_for_phi): Ditto.
14095 (make_values_for_stmt): Ditto.
14096 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14098 (init_pre): Update for SCCVN changes.
14100 (execute_pre): Ditto.
14102 * tree-flow.h (make_value_handle): Declare.
14103 (set_value_handle): Ditto.
14104 (sort_vuses_heap): Ditto.
14105 (vn_lookup_or_add_with_stmt): Ditto.
14106 (vn_lookup_with_stmt): Ditto.
14107 (vn_compute): Remove.
14109 (vn_delete): Ditto.
14110 (vn_lookup): Update arguments.
14112 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14113 (tree-vn.o): Ditto.
14114 (tree-ssa-sccvn.o): New.
14115 (OBJS-common): Add tree-ssa-sccvn.o
14117 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14120 * c-typeck.c (build_external_ref): Don't mark as used if called
14122 * calls.c (rtx_for_function_call): Likewise.
14124 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14128 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14130 * dce.c (deletable_insn_p_1): New function, split out from...
14131 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14132 specially, not those inside PARALLELs. Remove BODY argument
14133 and adjust recursive call accordingly.
14134 (prescan_insns_for_dce): Update call to delete_insn_p.
14136 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14138 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14139 (try_combine): Move potential calls to undo_all() so they happen
14140 before we commit to using the combined insns.
14142 2006-06-30 Jan Hubicka <jh@suse.cz>
14144 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14147 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14149 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14150 (cgraph_remove_unreachable_nodes): Likewise.
14151 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14152 * ipa-inline.c (update_caller_keys): Cast according to the coding
14154 (cgraph_decide_recursive_inlining): Likewise.
14155 (cgraph_decide_inlining_of_small_function): Likewise.
14156 (try_inline): Likewise.
14157 (cgraph_decide_inlining_incrementally): Likewise.
14158 * ipa-pure-const.c (get_function_state): Likewise.
14159 (scan_function): Likewise.
14160 (analyze_function): Likewise.
14161 (static_execute): Likewise.
14162 * ipa-reference.c (scan_for_static_refs): Likewise.
14163 (merge_callee_local_info): Likewise.
14164 (analyze_function): Use type safe memory macros.
14165 (static_execute): Likewise. Cast according to the coding conventions.
14166 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14168 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14170 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14171 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14174 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14176 PR middle-end/30024
14177 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14178 for complex modes (both int and real).
14180 2007-06-29 Jan Hubicka <jh@suse.cz>
14182 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14184 2007-06-29 Jan Hubicka <jh@suse.cz>
14186 PR middle-end/32372
14187 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14190 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14193 * config/avr/avr.c: Include dataflow header file.
14194 (expand_prologue): Adjust for prologue insn change.
14195 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14198 2007-06-29 Richard Guenther <rguenther@suse.de>
14200 PR middle-end/32493
14201 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14202 during type verification.
14204 2007-06-29 Jan Hubicka <jh@suse.cz>
14206 * recog.c (validate_change_rtx_1): Unshare TO argument.
14208 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14210 PR tree-optimization/24659
14211 * tree-vect-transform.c (vectorizable_call): Handle
14212 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14214 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14215 * config/i386/i386.c (enum ix86_builtins)
14216 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14217 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14219 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14220 const using def_builtin_const.
14221 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14222 input operands in the same modes as the result.
14223 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14225 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14227 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14228 (df_set_dead_notes_for_mw): Likewise.
14230 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14232 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14234 2007-06-28 DJ Delorie <dj@redhat.com>
14236 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14238 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14240 * doc/invoke.texi (C++ Dialect Options): Document
14241 fvisibility-ms-compat.
14242 * c.opt (fvisibility-ms-compat): New.
14244 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14247 * tree-affine.c (aff_combination_add_elt): Handle
14248 pointer addition specially.
14250 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14252 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14253 decl is non-external for AIX ABI.
14255 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14257 * config/rs6000/predicates.md (current_file_function_operand):
14258 Ensure the symbol is non-external for AIX ABI.
14260 2007-06-28 Nick Clifton <nickc@redhat.com>
14262 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14263 (fdce, fdse, fpredictive-commoning): Likewise.
14265 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14268 * gcc.c (process_command): Recognize the new -static-libgfortran
14271 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14274 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14275 Use a call clobbered hard reg instead of a pseudo reg.
14277 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14279 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14281 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14284 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14285 REG_LIBCALL and REG_RETVAL notes.
14286 (divsi3, mulsi3): Likewise.
14287 (mulhisi3): Likewise. Use emit_libcall_block.
14288 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14290 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14292 PR rtl-optimization/32481
14293 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14295 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14297 * dce.c (deletable_insn_p_1): New function, split out from...
14298 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14299 specially, not those inside PARALLELs. Remove BODY argument
14300 and adjust recursive call accordingly.
14301 (prescan_insns_for_dce): Update call to delete_insn_p.
14303 2007-06-27 Richard Guenther <rguenther@suse.de>
14305 PR middle-end/32492
14306 * tree.h (fold_convertible_p): Declare.
14307 * fold-const.c (fold_convertible_p): New function.
14308 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14309 instead of lang_hooks.types_compatible_p.
14311 2007-06-26 Jan Hubicka <jh@suse.cz>
14313 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14314 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14315 early use validate_unshare_change.
14316 (reload_combine): Likewise.
14317 * recog.c (change_t): New field unshare.
14318 (validate_change_1): Rename from validate_change; add argument unshare.
14319 (validate_change): Turn into wrapper of validate_change_1; update
14320 prototype for bools.
14321 (validate_unshare_change): New.
14322 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14323 calls of df_insn_rescan.
14324 * recog.h (validate_change): Replace ints by bools.
14325 (validate_unshare_change): Declare.
14327 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14329 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14331 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14333 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14335 2007-06-25 Jan Hubicka <jh@suse.cz>
14337 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14339 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14340 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14341 places other call site specific checks are performed.
14343 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14346 * tree-vect-transform.c (vectorizable_operation): Convert
14347 POINTER_PLUS_EXPR over to PLUS_EXPR.
14349 2007-06-25 Chao-ying Fu <fu@mips.com>
14351 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14352 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14353 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14354 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14356 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14357 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14358 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14359 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14360 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14361 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14362 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14363 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14364 ALL_FIXED_POINT_MODE_P): New define.
14365 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14367 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14369 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14370 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14371 MODE_VECTOR_UACCUM): New mode classes.
14373 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14374 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14375 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14378 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14379 (blank_mode): Initialize ibit and fbit.
14380 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14381 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14383 (new_adjust): Change required_class to required_class_from and
14384 required_class_to for testing within a range.
14385 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14386 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14387 MODE_VECTOR_UACCUM.
14388 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14389 (make_fixed_point_mode): New.
14390 (_ADD_ADJUST): Change C to C1 and C2.
14391 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14392 use a range for machine classes.
14393 (ADJUST_IBIT, ADJUST_FBIT): New.
14394 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14396 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14397 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14398 Emit adjustment for ibit and fbit.
14399 (emit_mode_ibit, emit_mode_fbit): New.
14400 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14402 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14404 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14405 as the source of the set.
14407 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14409 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14410 FP_REGNO_P): Use IN_RANGE.
14411 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14412 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14413 (DATA_REG_P): Use DATA_REGNO_P.
14414 (FP_REG_P): Use FP_REGNO_P.
14415 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14416 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14417 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14419 2007-06-24 Jan Hubicka <jh@suse.cz>
14421 PR middle-end/30563
14422 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14424 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14426 PR middle-end/32461
14427 * fold-const.c (fold_binary): Strip nops of operand 0
14428 of BIT_NOT_EXPR before calling operand_equal_p.
14429 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14430 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14432 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14434 * doc/extend.texi: Document that dllimport and dllexport imply
14435 default visibility.
14436 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14437 imported or exported declaration, including type declarations.
14438 * c-common.c (handle_visibility_attribute): Check for conflicts
14439 with dllimport/dllexport.
14440 (c_determine_visibility): Handle dllimport/dllexport as an
14441 explicit visibility atttribute.
14443 2007-06-23 Richard Guenther <rguenther@suse.de>
14445 PR tree-optimization/16876
14446 PR middle-end/29478
14447 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14449 * tree-inline.c (initialize_inlined_parameters): Do not call
14450 lang_hooks.tree_inlining.convert_parm_for_inlining.
14451 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14452 reason for mismatched types.
14453 * gimplify.c (gimplify_call_expr): Verify the call expression
14454 arguments match the called function type signature. Otherwise
14455 mark the call expression to be not considered for inlining
14456 using CALL_CANNOT_INLINE_P flag.
14457 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14458 edges call expression.
14459 (cgraph_decide_inlining_of_small_function): Likewise.
14460 (cgraph_decide_inlining): Likewise.
14461 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14463 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14464 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14465 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14466 Remove declaration.
14467 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14468 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14470 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14471 convert_parm_for_inlining member.
14473 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14476 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14477 Remove optimization for GT.
14479 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14481 PR middle-end/32437
14482 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14484 (prescan_insns_for_dce): Add extra parameter.
14486 2007-06-23 Jan Hubicka <jh@suse.cz>
14488 PR middle-end/31541
14489 * gimplify.c (mark_addressable): New function.
14490 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14492 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14494 PR middle-end/32374
14495 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14497 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14500 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14501 moves between MMX/SSE registers to at least 8 units to prevent
14502 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14504 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14506 * config/i386/i386.c (override_options): Correct x86_sahf
14509 2007-06-21 David Daney <ddaney@avtrex.com>
14512 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14513 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14514 (exception_receiver): Renamed to ...
14515 (nonlocal_goto_receiver): ... this.
14517 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14519 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14520 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14521 partial register accesses.
14523 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14525 * fold-const.c (debug_fold_checksum): Move it under
14526 ENABLE_FOLD_CHECKING.
14528 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14530 PR middle-end/20623
14531 * tree.h (debug_fold_checksum): Declared.
14532 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14533 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14534 build_fold_addr_expr_with_type_1.
14535 (fold_addr_expr, debug_fold_checksum): New.
14536 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14537 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14538 Use fold_addr_expr.
14540 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14542 PR tree-optimization/19590
14543 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14544 of scev is a constant.
14546 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14548 * df-problems.c (df_note_bb_compute): Made computation of live
14549 info consistent with df_lr.
14551 2007-06-21 Richard Guenther <rguenther@suse.de>
14553 PR tree-optimization/32453
14554 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14555 for pointer anti-range.
14557 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14559 * config/i386/i386.c (processor_target_table): Increase maximum
14560 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14563 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14564 byte alignment if > 8 byte alignment is preferred.
14565 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14567 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14569 PR tree-optimization/31866
14570 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14571 if ASM_EXPR's input is not a SSA_NAME.
14573 PR middle-end/32362
14574 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14575 but decl is a global var, instead return decl.
14576 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14577 even for is_global_var decls, if they are private in some outer
14580 2007-06-21 Richard Guenther <rguenther@suse.de>
14582 PR tree-optimization/32451
14583 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14585 2007-06-21 Christian Bruel <christian.bruel@st.com>
14587 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14588 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14589 (push_regs): Changed saving order or banked registers.
14590 (sh_expand_epilogue): Likewise.
14591 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14592 (FIRST_BANKED_REG): Likewise.
14593 (LAST_BANKED_REG): Likewise.
14594 * config/sh/sh.md (banked) New attribute.
14595 (in_delay_slot): Check banked attribute.
14597 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14599 PR tree-optimization/32075
14600 * tree-data-ref.c (subscript_dependence_tester_1,
14601 analyze_miv_subscript, analyze_overlapping_iterations,
14602 add_distance_for_zero_overlaps, build_classic_dist_vector,
14603 subscript_dependence_tester_1, analyze_overlapping_iterations,
14604 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14605 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14606 to evolution_function_is_affine_multivariate_p.
14608 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14610 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14612 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14615 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14617 * config/m32c/prologue.md (epilogue_exitd_16): New.
14618 (epilogue_reit_16): New.
14619 (epilogue_exitd): Rename to epilogue_exitd_24.
14620 (epilogue_reit): Rename to epilogue_reit_24.
14622 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14623 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14625 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14627 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14628 if dbg_cnt (sched_insn) reaches the limit.
14629 (choose_ready): New parameter INSN_PTR and new return value.
14630 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14631 the new return value from choose_ready.
14632 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14633 (rest_of_handle_global_alloc): New global_alloc_at_func.
14635 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14637 PR tree-optimization/25737
14638 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14639 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14640 * tree-flow.h (struct fieldoff): Add new field alias_set.
14641 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14642 argument addressable_type. Set alias_set of fieldoff.
14643 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14644 (create_overlap_variables_for): Pass alias_set from fieldoff to
14646 * alias.c (get_alias_set): Use alias_set from SFT if set.
14648 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14650 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14651 of a variable as an unsigned HOST_WIDE_INT integer.
14653 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14655 PR rtl-optimization/32405
14656 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14658 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14660 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14662 PR middle-end/31959
14663 * builtins.c: Include diagnostic.h.
14664 (expand_builtin_expect): Make gcc_assert more permissive.
14665 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14667 PR inline-asm/32109
14668 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14671 PR middle-end/32285
14672 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14673 if ACCUMULATE_OUTGOING_ARGS.
14675 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14677 * config/m68hc11/m68hc11.c: Include dataflow header file.
14678 (m68hc11_reorg): Port to dataflow.
14680 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14682 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14683 (struct df_problem.free_blocks_on_set_blocks): New field.
14684 (struct dataflow.optional_p): New field.
14685 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14686 (df_live_set_all_dirty): New function.
14687 * df-scan.c (df_scan_alloc): Initialize optional_p.
14688 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14689 * df-core.c (df_set_blocks): Removed use of
14690 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14691 df_problem.free_blocks_on_set_blocks to determine which blocks are
14693 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14694 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14695 uses dataflow.optional_p to determine if problem should be
14697 (rest_of_handle_df_initialize): Only start live problem if
14699 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14700 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14701 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14702 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14703 problem_NOTE): Initialize free_blocks_on_set_blocks.
14704 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14706 (df_live_set_all_dirty, df_note_alloc): New function.
14707 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14709 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14710 * postreload.c (reload_combine): Ditto.
14711 * cse.c (cse_extended_basic_block): Ditto.
14712 * regmove.c (mark_flags_life_zones): Ditto.
14713 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14714 erase_matching_seqs): Ditto.
14715 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14716 * integrate (allocate_initial_values): Ditto.
14717 * combine.c (reg_dead_at_p): Ditto.
14718 * resource.c (mark_target_live_regs): Ditto.
14719 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14720 * config/sh/sh.c (find_r0_life_regions): Ditto.
14721 * global.c (rest_of_handle_global_alloc): Only add back df_live
14723 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14724 df_live for -O > 1.
14725 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14727 (if_convert): Make sure df_live is there at -O == 1.
14728 (pass_if_after_combine): Cleanup flags.
14729 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14730 is there at -O == 1.
14732 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14734 * config/arm/arm.c (arm_get_frame_offsets): Set
14735 offsets->locals_base to avoid negative stack size.
14736 (thumb1_expand_prologue): Assert on negative stack size.
14738 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14740 PR tree-optimization/32367
14741 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14742 of the chrec has no evolution in that loop.
14743 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14745 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14747 * config/xtensa/xtensa.c: Include "df.h".
14748 (xtensa_builtin_saveregs): Use adjust_address instead of
14750 (xtensa_va_start): Invoke make_tree with sizetype for
14751 expand_builtin_saveregs and then convert the result to a pointer.
14752 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14753 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14754 Subtract argument size from index value as integers and then use
14755 POINTER_PLUS_EXPR to add the result to the array address.
14757 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14760 * config/m32c/m32c.c: Include dataflow header file.
14761 (m32c_emit_prologue): Adjust for prologue insn change.
14762 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14763 once inside a PARALLEL. Assume frame size passed in operand 0
14764 includes space to save the fb register.
14765 (prologue_enter_24): Likewise.
14766 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14768 2007-06-19 David Daney <ddaney@avtrex.com
14771 * config/mips/mips.md (cprestore): Mark $gp as used.
14773 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14776 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14777 (frv_ifcvt_modify_insn): Likewise.
14779 2007-06-19 Richard Guenther <rguenther@suse.de>
14781 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14782 only handle positive offsets that fit in a HOST_WIDE_INT.
14784 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14786 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14787 result of rsqrt insn for zero input argument to avoid NaN.
14789 2007-06-19 Richard Guenther <rguenther@suse.de>
14791 PR middle-end/31950
14792 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14794 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14796 PR tree-optimization/32353
14797 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14799 2007-06-19 Nick Clifton <nickc@redhat.com>
14801 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14803 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14806 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14807 * config/i386/i386.c (assign_386_stack_local): Assert that
14808 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14809 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14810 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14811 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14813 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14815 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14817 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14819 PR rtl-optimization/32321
14820 * gcse.c (replace_store_insn): Update the note before
14821 calling emit_insn_after.
14823 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14825 PR middle-end/32355
14826 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14828 * df-problems.c (df_note_bb_compute): Fix dumping info.
14830 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14832 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14833 insn with emit_jump_insn.
14835 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14837 PR tree-optimization/32383
14838 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14839 * targhooks.h (default_builtin_reciprocal): Update prototype.
14840 * target.h (struct gcc_target): Update builtin_reciprocal.
14841 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14842 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14843 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14844 when fndecl is in BUILT_IN_MD class.
14845 (execute_convert_to_rsqrt): Ditto.
14847 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14848 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14849 Convert BUILT_IN_SQRTF code only when md_fn is false.
14851 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14853 * bt-load.c (move_btr_def): Fix the order of arguments
14854 to validate_replace_rtx.
14856 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14858 * config/m68k/m68k-devices.def: Add 54450..54455.
14860 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14862 PR rtl-optimization/32366
14863 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14864 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14867 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14869 PR middle-end/32349
14870 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14871 this is true, rescan insn being modified.
14872 (sms_schedule): Added rescan parameter.
14873 (rest_of_handle_sms): Moved freeing of dominance info to before
14874 getting out of cfg_layout.
14876 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14878 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14879 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14882 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14883 FL_CF_EMAC from the entry for isac.
14885 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14886 (const_sibcall_operand): New.
14887 (sibcall_operand): Use it.
14888 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14889 (m68k_isas): ISAC does not imply FPU or EMAC.
14890 (override_options): Add ISA_C logic for symbolic jump & call.
14892 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14894 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14895 return mode from the builtin itself.
14896 (sparc_fold_builtin): Fix cast of zero constant.
14898 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14900 * targhooks.c (default_builtin_reciprocal): New default target hook.
14901 * targhooks.h (default_builtin_reciprocal): Add prototype.
14902 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14903 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14904 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14905 default_builtin_reciprocal.
14907 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14909 PR middle-end/31723
14910 * hooks.c (hook_tree_tree_bool_null): New hook.
14911 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14912 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14913 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14914 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14915 and convert it to reciprocal a*rfunc(b).
14916 (execute_convert_to_rsqrt): New function.
14917 (gate_convert_to_rsqrt): New function.
14918 (pass_convert_to_rsqrt): New pass definition.
14919 * target.h (struct gcc_target): Add builtin_reciprocal.
14920 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14921 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14922 TARGET_BUILTIN_RECIPROCAL.
14923 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14925 * config/i386/i386.h (TARGET_RECIP): New define.
14926 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14927 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14928 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14929 and not optimizing for size.
14930 (*rcpsf2_sse): New insn pattern.
14931 (*rsqrtsf2_sse): Ditto.
14932 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14933 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14934 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14935 and not optimizing for size.
14936 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14937 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14938 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14939 and not optimizing for size.
14940 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14941 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14942 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14943 and not optimizing for size.
14944 (*sse_rsqrtv4sf2): Do not export.
14945 (sqrtv4sf2): Ditto.
14946 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14947 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14948 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14949 and not optimizing for size.
14950 (sqrtv4sf2): Ditto.
14951 * config/i386/i386.opt (mrecip): New option.
14952 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14953 (ix86_emit_swsqrtsf): Ditto.
14954 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14955 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14956 builtin definition.
14957 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14958 ix86_expand_unop1_builtin.
14959 (ix86_emit_swdivsf): New function.
14960 (ix86_emit_swsqrtsf): Ditto.
14961 (ix86_builtin_reciprocal): New function.
14962 (TARGET_BUILTIN_RECIPROCAL): Use it.
14963 (ix86_vectorize_builtin_conversion): Rename from
14964 ix86_builtin_conversion.
14965 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14966 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14967 "i386 and x86_64 Options" section.
14968 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14970 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14971 Zdenek Dvorak <dvorakz@suse.cz>
14972 Richard Guenther <rguenther@suse.de>
14973 Kaz Kojima <kkojima@gcc.gnu.org>
14975 * tree-vrp.c (compare_values_warnv): Convert val2 to
14977 (extract_range_from_assert): Create
14978 POINTER_PLUS_EXPR for pointer types.
14979 (extract_range_from_binary_expr): Handle
14980 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14982 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14983 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14984 POINTER_PLUS_EXPR as PLUS_EXPR.
14985 (number_of_iterations_lt_to_ne):
14986 For pointer types, use sizetype when
14987 creating MINUS_EXPR/PLUS_EXPRs.
14988 (assert_loop_rolls_lt): For pointer types, use sizetype when
14989 creating MINUS_EXPR/PLUS_EXPRs.
14990 (number_of_iterations_le): Likewise.
14991 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14992 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14993 like PLUS_EXPR and MINUS_EXPR.
14994 * tree-pretty-print.c (dump_generic_node): Handle
14996 (op_prio): Likewise.
14997 (op_symbol_1): Likewise.
14998 * optabs.c (optab_for_tree_code): Likewise.
14999 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15001 * tree-tailcall.c (process_assignment): Mention
15002 POINTER_PLUS_EXPR in a TODO comment.
15003 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15004 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15005 not used with a pointer and an integer type.
15006 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15007 increment using chrec_convert_rhs instead of chrec_convert.
15008 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15009 PLUS_EXPR except for the right hand side's type will be
15011 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15012 (fold_used_pointer_cast): Kill.
15013 (pointer_offset_p): Kill.
15014 (fold_used_pointer): Kill.
15015 (pointer_used_p): Kill.
15016 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15017 call fold_used_pointer.
15018 (instantiate_parameters_1): Convert the increment
15019 using chrec_convert_rhs instead of chrec_convert.
15020 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15021 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15022 instead of PLUS_EXPR.
15023 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15024 PLUS_EXPR for pointers.
15025 (std_gimplify_va_arg_expr): Likewise.
15026 (fold_builtin_memory_op): Likewise.
15027 (fold_builtin_strstr): Likewise.
15028 (fold_builtin_strchr): Likewise.
15029 (fold_builtin_strrchr): Likewise.
15030 (fold_builtin_strpbrk): Likewise.
15031 (expand_builtin_memory_chk): Likewise.
15032 (fold_builtin_memory_chk): Likewise.
15033 (std_expand_builtin_va_start): Use
15034 sizetype for the call to make_tree and then convert
15035 to the pointer type.
15036 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15037 instead of PLUS_EXPR for adding to a pointer.
15038 (std_gimplify_va_arg_expr): Use fold_build2 for
15039 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15040 the operands to sizetype first and then cast the BIT_AND_EXPR
15041 back to the pointer type.
15042 * fold-const.c (build_range_check): Handle pointer types
15044 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15045 of PLUS_EXPR's. Make sure the offset is converted to
15047 (try_move_mult_to_index): Strip the NOPs from the offset.
15048 Remove code argument and replace all uses with PLUS_EXPR.
15049 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15050 specially. Don't use a pointer type for MINUS_EXPR.
15051 (fold_unary): Handle for (T1)(X op Y),
15052 only p+ as that is the only as that can be handled for
15053 binary operators now.
15054 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15056 <case PLUS_EXPR>: Add folding of PTR+INT into
15058 Don't call try_move_mult_to_index.
15059 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15060 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15061 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15062 Don't call try_move_mult_to_index.
15063 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15064 (tree_expr_nonzero_p): Likewise.
15065 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15066 of PLUS_EXPR for the complex expression folding.
15067 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15068 first chrec is a pointer type, then the second should
15069 be sizetype and not the first's type.
15070 For POINTER_PLUS_EXPR, use a different right hand side type.
15071 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15072 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15073 different right hand side type.
15074 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15075 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15076 instead of PLUS_EXPR.
15077 When either operand is zero, convert the other operand.
15078 (chrec_apply): Use chrec_convert_rhs
15079 on the argument x instead of chrec_convert.
15080 (reset_evolution_in_loop): For pointer types, the new_evol
15081 should be sizetype.
15082 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15083 different right hand side type.
15084 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15085 (chrec_convert_rhs): New function.
15086 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15087 different right hand side type.
15088 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15089 * tree-chrec.h (chrec_convert_rhs): New prototype.
15090 (build_polynomial_chrec): For pointer types, the right hand
15091 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15092 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15093 Remove subtraction case as it is always addition now.
15094 Make sure the offset is converted to sizetype.
15095 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15096 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15097 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15098 PLUS_EXPR in pointer type.
15099 Handle POINTER_PLUS_EXPR.
15100 (tree_to_aff_combination): Likewise.
15101 (force_expr_to_var_cost): Likewise.
15102 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15103 instead of PLUS_EXPR for pointers.
15104 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15105 instead of PLUS_EXPR of pointer types.
15106 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15108 (check_va_list_escapes): Likewise.
15109 (check_all_va_list_escapes): Likewise.
15110 * dwarf2out.c (loc_descriptor_from_tree_1):
15111 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15112 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15113 (string_constant): Likewise.
15114 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15115 the offset to the base, use POINTER_PLUS_EXPR.
15116 (add_to_parts): Convert the index to sizetype.
15117 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15118 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15119 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15120 Offset only holds something for PLUS_EXPR.
15121 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15123 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15125 (analyze_accesses_for_modify_stmt): Likewise.
15126 Remove comment about the type being integral type as it is
15128 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15130 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15132 Correct the type which the artimentic is done in (is now
15135 * tree-data-ref.c (split_constant_offset): Handle
15137 * tree-affine.c (tree_to_aff_combination): Likewise.
15138 * c-typeck.c (build_unary_op): For pointers create the increment
15139 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15141 * gimplify.c (gimplify_self_mod_expr): Create a
15142 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15143 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15144 * tree.def (POINTER_PLUS_EXPR): New tree code.
15145 * tree-predcom.c (ref_at_iteration): If we have a pointer
15146 type do the multiplication in sizetype.
15147 * tree-mudflap.c (mf_xform_derefs_1): Create a
15148 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15149 * tree-ssa-forwprop.c
15150 (forward_propagate_addr_into_variable_array_index):
15151 Don't expect there to be a cast for the index as that
15152 does not exist anymore.
15153 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15154 instead of PLUS_EXPR.
15155 Don't check for the first operand of the POINTER_PLUS_EXPR
15156 was the index as it cannot be.
15157 Call forward_propagate_addr_into_variable_array_index with
15158 the SSA_NAME instead of the statement.
15159 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15160 (compare_constant): Likewise.
15161 (copy_constant): Likewise.
15162 (compute_reloc_for_constant): Likewise.
15163 (output_addressed_constants): Likewise.
15164 (initializer_constant_valid_p): Likewise.
15165 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15166 Convert the MIN/MAX of the inner type to the outer
15167 type before comparing them.
15168 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15169 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15170 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15171 of PLUS_EXPR for pointers.
15172 * tree-inline.c (estimate_num_insns_1): Handle
15174 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15175 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15176 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15177 instead of PLUS_EXPR for the pointer increment statement.
15178 (vect_update_ivs_after_vectorizer): For pointer types, create
15179 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15180 MULT_EXPR in sizetype.
15181 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15183 * tree-object-size.c (plus_expr_object_size): Handle
15184 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15185 code which is trying to figure out which side is a pointer and
15187 (check_for_plus_in_loops_1): Likewise.
15188 (check_for_plus_in_loops): Likewise.
15189 * c-common.c (pointer_int_sum): Create a
15190 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15191 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15192 only POINTER_PLUS_EXPR. Removing all the extra
15193 code which is trying to figure out which side is a pointer and
15195 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15196 PLUS_EXPR and MINUS_EXPR.
15197 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15199 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15200 with make_tree, instead of a pointer type.
15201 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15202 for pointers instead of PLUS_EXPR.
15203 (s390_gimplify_va_arg): Likewise.
15204 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15205 instead of PLUS_EXPR when doing addition on pointer
15206 types. Use sizetype for the second operand.
15207 (spu_gimplify_va_arg_expr): Likewise.
15208 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15209 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15210 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15211 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15212 for the pointer addition and also use size_int/sizetype
15214 (ix86_gimplify_va_arg): Likewise.
15215 Perform BIT_AND_EXPR on sizetype arguments.
15216 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15217 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15218 for the pointer additions and also use size_int for the offsets.
15219 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15220 additions and also use size_int for the offsets. Perform
15221 BIT_AND_EXPR on sizetype arguments.
15222 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15223 POINTER_PLUS_EXPR for pointers and create the
15224 BIT_AND_EXPR in sizetype.
15225 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15226 instead of PLUS_EXPR for pointer addition.
15227 (rs6000_va_start): Likewise.
15228 Also use sizetype for the offset.
15229 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15230 as PLUS_EXPR/MINUS_EXPR.
15231 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15232 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15233 Don't use BIT_AND_EXPR on a pointer type, convert the
15234 expression to sizetype first.
15235 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15237 (mips_gimplify_va_arg_expr): Likewise.
15238 Don't create BIT_AND_EXPR in a pointer type.
15240 2007-06-15 Eric Christopher <echristo@apple.com>
15242 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15243 (x86_64-*-darwin*): Ditto.
15244 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15247 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15249 * doc/extend.texi: Document behavior of __attribute__((aligned))
15252 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15254 * rtlanal.c (note_stores): Improve documentation.
15256 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15258 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15259 LOCAL_LABEL_PREFIX): Delete.
15260 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15261 (bfin_internal_label): Delete.
15263 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15265 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15266 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15267 otherwise define to LIBGCC2_TF_CEXT.
15268 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15269 (LIBGCC_TF_CEXT): Ditto.
15272 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15274 PR rtl-optimization/32339
15275 * df-scan.c (df_uses_record): Don't modify flags but just add to
15276 it for df_ref_record.
15278 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15280 * tree-mudflap.c: Fix whitespace issues.
15282 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15284 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15286 2007-06-14 Eric Christopher <echristo@apple.com>
15288 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15289 (movv4sf): Use gcc_unreachable instead of abort.
15291 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15294 * config/i386/sfp-machine.h (CMPtype): New define.
15295 (mach stubs): Use CMPtype instead of int as a return type.
15297 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15299 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15300 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15301 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15302 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15303 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15304 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15305 config/soft-fp/soft-fp.h: Update from glibc CVS.
15307 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15309 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15311 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15314 * config/v850/v850.c: Include dataflow header file.
15315 (substitute_ep_register): Fix typo.
15317 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15319 * configure.ac: Fix earlier checkin.
15320 * configure: Regenerated.
15322 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15324 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15325 * aclocal.m4: Regenerate.
15326 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15327 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15328 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15329 * configure: Regenerate.
15330 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15332 * Makefile.in (quickstrap): Build libgcc too.
15334 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15336 * configure.ac: Add --enable-checking=df. Explicitly mention that
15337 the variables are initialized as for "release".
15338 * df-core.c: Use it.
15339 * configure: Regenerate.
15340 * config.in: Regenerate.
15342 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15344 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15345 validate_replace_rtx instead of replace_rtx.
15346 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15348 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15350 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15351 (DWARF2_UNWIND_INFO): Override default if configured with
15353 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15354 (ENDFILE_SPEC): Add crtend.o.
15355 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15356 (ENDFILE_SPEC): Add crtend.o.
15357 (TARGET_USE_JCR_SECTION): Define.
15358 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15360 * config/i386/cygming-crtbegin.c: New file.
15361 * config/i386/cygming-crtend.c: New file.
15363 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15365 * config/i386/w32-unwind.h: New file.
15367 2007-06-13 Eric Christopher <echristo@apple.com>
15369 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15370 the user set a value below STACK_BOUNDARY.
15372 2007-06-13 Thiemo Seufer <ths@networkno.de>
15374 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15375 imply -lpthread for -pthread.
15377 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15379 * basic-block.h: Remove the prototype for
15380 free_basic_block_vars.
15381 * cfglayout.h: Remove the prototype for
15382 insn_locators_initialize.
15383 * tree.h: Remove the prototype for emit_line_note.
15385 * tree-ssa-pre.c (mergephitemp): Remove.
15386 (init_pre): Don't use mergephitemp.
15388 2007-06-13 Eric Christopher <echristo@apple.com>
15390 * config/i386/i386.c (override_options): If we've specified
15391 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15393 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15395 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15398 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15400 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15401 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15402 (eh_store_handler): New pattern.
15403 (eh_return): Emit it instead of a plain move.
15405 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15407 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15408 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15409 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15412 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15414 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15415 (find_next_insn_start, find_load): New functions.
15416 (bfin_reorg): Use them to deal with the fact that parallel insns are
15417 no longer represented as a SEQUENCE.
15419 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15421 * config/sparc/sparc.c (sparc_override_options): Initialize
15422 fpu mask correctly.
15424 2007-06-13 Dave Korn <dave.korn@artimi.com>
15426 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15429 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15431 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15432 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15433 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15434 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15435 tree-vect-transform.c: Fix comment typos. Follow spelling
15438 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15440 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15441 to the exit block use set.
15442 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15443 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15444 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15446 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15448 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15449 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15450 to indicate an error.
15451 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15453 (dbg_cnt_process_opt): Print an error on a bad argument.
15454 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15455 * common.opt (-fdbg-cnt-list): New.
15456 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15458 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15460 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15461 flag on ref-all pointers.
15463 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15465 PR middle-end/31579
15466 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15467 for the offset with the modifier as EXPAND_INITIALIZER
15468 if the modifier is EXPAND_INITIALIZER.
15469 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15470 a register if we had an overflow.
15472 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15474 * real.c (real_isfinite): New.
15475 (real_sqrt): Use it.
15476 * real.h (real_isfinite): New.
15477 * builtins.c: Use it.
15479 2007-06-12 Ian Lance Taylor <iant@google.com>
15480 Daniel Berlin <dberlin@dberlin.org>
15483 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15484 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15485 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15486 (DECL_NO_TBAA_P): Define.
15487 (struct tree_decl_common): Add no_tbaa_flag field.
15488 * tree-ssa-structalias.c (struct variable_info): Add
15489 no_tbaa_pruning field.
15490 (new_var_info): Initialize no_tbaa_pruning field.
15491 (unify_nodes): Copy no_tbaa_pruning field.
15492 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15493 (dump_solution_for_var): Print no_tbaa_pruning flag.
15494 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15496 (compute_tbaa_pruning): New static function.
15497 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15498 Call compute_tbaa_pruning.
15499 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15500 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15501 * gimple-low.c (lower_stmt): Likewise.
15502 * tree-gimple.c (is_gimple_stmt): Likewise.
15503 * tree-ssa-operands.c (get_expr_operands): Likewise.
15504 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15505 * tree-inline.c (estimate_num_insns_1): Likewise.
15506 (copy_result_decl_to_var): Likewise.
15507 * expr.c (expand_expr_real_1): Likewise.
15508 * tree-pretty-print.c (dump_generic_node): Likewise.
15509 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15510 * omp-low.c (omp_copy_decl_2): Likewise.
15511 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15512 * doc/c-tree.texi (Expression trees): Document
15513 CHANGE_DYNAMIC_TYPE_EXPR.
15515 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15517 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15518 with !HONOR_NANS and !HONOR_INFINITIES.
15519 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15521 2007-06-12 Tristan Gingold <gingold@adacore.com>
15523 * gcov.c: Comments updated.
15524 (source_info): Add file_time field.
15525 (source_index): New variable.
15526 (mutiple_files): New variable.
15527 (generate_results): New function extracted from process_file.
15528 (process_file): Save and restore chain of functions, generate
15529 results and free structures only if not merging results.
15530 (release_structures): File names are now freed in create_file_names
15531 (create_file_names): Free previous file names.
15532 (find_source): File date is now read here and modifications in
15533 source files is checked here.
15534 (read_graph_file): Only reverse order of functions for the current
15536 (make_gcov_file_name): Do not generate long names if input_name is
15538 (output_lines): If merging results do not display graph, data and
15540 Checking source file modification is done in find_source.
15542 * doc/gcov.texi: Append an s to sourcefile.
15544 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15546 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15547 (forced_nop): New pattern.
15548 * config/bfin/bfin.c: Include "df.h".
15549 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15550 (bfin_discover_loop): Use df_get_live_in instead of
15551 global_live_at_start.
15552 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15553 df_analyze when done.
15554 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15555 the insns. Use QImode for the final insn in a bundle. Call
15556 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15558 (reorder_var_tracking_notes): New function.
15559 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15560 update_life_info. Call df_analyze after scheduling and bundle
15561 generation. Call reorder_var_tracking_notes if generating these
15562 notes. Call df_finish_pass at the end.
15564 2007-06-12 Dirk Mueller <dmueller@suse.de>
15566 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15567 a comparison, not an assignment.
15569 2007-06-12 Olivier Hainque <hainque@adacore.com>
15571 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15572 Request walking the subtrees only, leaving the current is_lhs/val_only
15574 (convert_non_local_reference): Likewise.
15576 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15578 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15580 2007-06-12 Richard Guenther <rguenther@suse.de>
15582 PR tree-optimization/15353
15583 PR tree-optimization/31657
15584 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15585 * timevar.def: Add TV_TREE_IFCOMBINE.
15586 * tree-pass.h (pass_tree_ifcombine): Declare.
15587 * tree-ssa-ifcombine.c: New file.
15588 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15589 * tree-flow.h (blocks_in_phiopt_order): Declare.
15590 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15591 (tree-ssa-ifcombine.o): New dependencies.
15593 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15595 PR rtl-optimization/32293
15596 * combine.c (simplify_if_then_else): Truncate return from
15597 nonzero_bits() to correct mode.
15599 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15601 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15602 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15604 2007-06-11 Diego Novillo <dnovillo@google.com>
15606 * Makefile.in (reload1.o-warn): Remove.
15608 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15610 * combine.c (subst): Use reg_overlap_mentioned_p
15611 instead of comparing register numbers directly.
15613 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15615 * reload1.c (mark_home_live_1): Use the mode parameter.
15617 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15619 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15620 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15622 * df-core.c: Ditto.
15624 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15626 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15628 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15630 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15631 from integer registers.
15632 (FP mode splitters): Handle TFmode.
15634 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15636 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15637 for ref-all pointers that point-to anything.
15639 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15641 * config/arm/arm.c (arm_output_dwarf_dtprel,
15642 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15644 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15646 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15647 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15650 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15652 * tree.c (signed_or_unsigned_type_for): New.
15653 (unsigned_type_for): Use signed_or_unsigned_type_for.
15654 (signed_type_for): Use signed_or_unsigned_type_for.
15655 * tree.h (signed_or_unsigned_type_for): New.
15656 (get_signed_or_unsigned_type): Remove.
15657 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15658 lang_hooks.types.signed_type
15659 (size_diffop): Likewise.
15660 (all_ones_mask_p): Likewise.
15661 (build_range_check): Likewise.
15662 (fold_cond_expr_with_comparison): Likewise.
15663 (fold_cond_expr_with_comparison): Likewise.
15664 (unextend): Likewise.
15665 (extract_muldiv_1): Likewise.
15666 (fold_single_bit_test_into_sign_test): Likewise.
15667 (fold_binary): Likewise.
15668 (fold_ternary): Likewise.
15669 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15670 instead of get_signed_or_unsigned_type.
15671 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15672 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15673 * expr.c (signed_or_unsigned_type_for): Use
15674 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15675 * langhooks.c (get_signed_or_unsigned_type): Remove.
15676 (lhd_signed_or_unsigned_type): Remove.
15677 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15678 signed_or_unsigned_type.
15679 (lhd_signed_or_unsigned_type): Remove.
15680 * expmed.c (make_tree): Use signed_type_for instead of
15681 lang_hooks.types.signed_type.
15682 * c-common.c (same_scalar_type_ignoring_signedness): Use
15683 c_common_signed_type instead of lang_hooks.types.signed_type.
15684 (c_common_unsigned_type): New.
15685 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15686 (shorten_compare): Use c_common_unsigned_type instead of
15687 c_common_signed_or_unsigned_type.
15688 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15690 * convert.c (convert_to_integer): Use signed_type_for instead of
15691 lang_hooks.types.signed_type.
15692 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15693 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15694 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15695 * c-format.c (check_format_types): Use c_common_unsigned_type
15696 instead of unsigned_type_for.
15697 * c-decl.c (groakdeclarator): Likewise.
15698 * c-typeck.c (convert_for_assignment): Likewise.
15699 * c-common.h (c_common_unsigned_type): New.
15701 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15704 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15705 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15707 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15709 PR middle-end/32279
15710 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15711 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15713 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15714 Sebastian Pop <sebpop@gmail.com>
15716 * lambda-code.c (remove_iv): New.
15717 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15719 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15721 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15722 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15723 * tree-ssa-loop-prefetch.c: Include optabs.h.
15724 (FENCE_FOLLOWING_MOVNT): New macro.
15725 (struct mem_ref): Add independent_p and storent_p fields.
15726 (record_ref): Initalize the new fields.
15727 (gather_memory_references_ref): Return true if the reference
15729 (gather_memory_references): Check whether all memory accesses
15730 in loop were recorded.
15731 (should_issue_prefetch_p): Return false for nontemporal stores.
15732 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15733 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15734 (determine_loop_nest_reuse): Detect independent memory references.
15735 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15736 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15737 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15738 * config/i386/i386.h (x86_mfence): Declare.
15739 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15740 * config/i386/i386.c (x86_mfence): New variable.
15741 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15743 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15744 * optabs.c (init_optabs): Initialize storent_optab.
15745 * optabs.h (enum optab_index): Add OTI_storent.
15746 (storent_optab): Declare.
15747 * genopinit.c (optabs): Add initialization for storent_optab.
15748 * tree.h (MOVE_NONTEMPORAL): New macro.
15749 * expr.c (expand_assignment, store_expr, store_constructor_field,
15750 store_constructor, store_field, expand_expr_real_1): Propagate
15751 nontemporality of the expanded store.
15752 (emit_storent_insn): New function.
15753 * expr.h (expand_assignment, store_expr): Declaration changed.
15754 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15755 to expand_assignment.
15756 * stmt.c (expand_asm_expr): Ditto.
15757 * calls.c (initialize_argument_information): Pass false as
15758 nontemporality to store_expr.
15759 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15762 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15764 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15766 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15768 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15770 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15771 and allow DECL_P here.
15773 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15775 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15776 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15777 track of the size of the expression.
15778 * cfghooks.c (merge_blocks): Remove block from loops structure only
15779 after call of the merge_blocks hook.
15781 2007-06-09 Tom Tromey <tromey@redhat.com>
15783 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15784 (deprecated_state): Removed.
15785 (start_decl): Update.
15786 (enum deprecated_states): Moved earlier.
15787 (groktypename): Update.
15788 (push_parm_decl): Likewise.
15789 (grokfield): Likewise.
15790 (start_function): Likewise.
15792 2007-06-09 Ian Lance Taylor <iant@google.com>
15794 PR tree-optimization/32169
15795 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15796 CONVERT_EXPR, check whether min and max both converted to an
15797 overflow infinity representation.
15799 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15801 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15802 not inserted on the edge.
15804 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15806 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15807 instructions if they are supported.
15808 (__divsi3, __umodsi3, __modsi3): Likewise.
15809 (__ashldi3, __ashrdi3, __lshrdi3): New.
15810 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15812 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15813 Tony Linthicum <tony.linthicum@amd.com>
15815 * doc/invoke.texi: Add fvect-cost-model flag.
15816 * common.opt (fvect-cost-model): New flag.
15817 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15818 cost fields in stmt_vec_info struct for STMT.
15819 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15820 fields in stmt_vec_info struct and access functions for the same.
15821 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15822 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15823 load, store and vector to scalar operation.
15824 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15825 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15826 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15827 (TARG_VEC_STORE_COST): Define cost of vector store.
15828 (vect_estimate_min_profitable_iters): Define new function.
15829 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15830 check to evaluate if loop iterations are less than minimum profitable
15831 iterations determined by cost model or minimum vect loop bound defined
15832 by user, whichever is more conservative.
15833 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15834 run-time check to evaluate if loop iterations are less than minimum
15835 profitable iterations determined by cost model or minimum vect loop
15836 bound defined by user, whichever is more conservative.
15837 (vect_estimate_min_profitable_iterations): New function to estimate
15838 mimimimum iterartions required for vector version of loop to be
15839 profitable over scalar version.
15840 (vect_model_reduction_cost): New function.
15841 (vect_model_induction_cost): New function.
15842 (vect_model_simple_cost): New function.
15843 (vect_cost_strided_group_size): New function.
15844 (vect_model_store_cost): New function.
15845 (vect_model_load_cost): New function.
15846 (vectorizable_reduction): Call vect_model_reduction_cost during
15848 (vectorizable_induction): Call vect_model_induction_cost during
15850 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15851 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15852 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15853 vectorizable_promotion, vectorizable_demotion): Call
15854 vect_model_simple_cost during analysis phase.
15856 2007-06-08 Simon Baldwin <simonb@google.com>
15858 * reg-stack.c (get_true_reg): Readability change. Moved default case
15859 label into direct switch statement scope.
15861 2007-06-08 Simon Baldwin <simonb@google.com>
15863 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15864 in gcc_assert() with '==' comparison.
15866 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15868 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15869 TARGET_ABM handling of x86_popcnt variable.
15871 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15873 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15874 __builtin_copysignq and __builtin_infq built-in functions.
15876 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15878 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15879 SSE4.2 section. Correct built-in function names in SSE4A section.
15881 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15883 PR tree-optimization/32243
15884 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15885 for ncopies after ratio check between nunits_out and nunits_in.
15886 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15888 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15890 PR tree-optimization/32224
15891 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15892 vectorization upon a non GIMPLE_MODIFY_STMT.
15894 2007-06-08 Christian Bruel <christian.bruel@st.com>
15897 * config/sh/sh.md (doloop_end): New pattern and splitter.
15898 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15900 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15902 PR middle-end/32209
15903 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15905 (verify_dominators): Do not change dominance tree.
15907 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15909 * config/sh/constraints.md: New file.
15910 * config/sh/sh.c: Include tm-constrs.h.
15911 (reg_class_from_letter): Remove.
15912 (prepare_cbranch_operands): Use satisfies_constraint_*
15913 function instead of macro.
15914 (andcosts, broken_move, sh_secondary_reload): Likewise.
15915 * config/sh/predicates.md (trapping_target_operand): Likewise.
15916 (and_operand, arith_operand, arith_reg_or_0_operand,
15917 cmp_operand, logical_operand, target_operand,
15918 ua_address_operand, ua_offset, xor_operand): Likewise.
15919 * config/sh/sh.md: Include constraints.md.
15920 (*movsicc_t_false): Use satisfies_constraint_* function
15922 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15923 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15924 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15925 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15926 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15927 (REG_CLASS_FROM_CONSTRAINT): Remove.
15928 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15929 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15930 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15931 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15932 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15933 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15934 function instead of macro.
15935 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15936 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15937 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15938 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15939 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15940 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15941 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15942 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15943 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15944 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15945 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15946 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15947 EXTRA_CONSTRAINT_STR): Likewise.
15948 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15950 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15952 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15954 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15957 * c-common.h (flag_cpp0x): Replaced by...
15958 (cxx_dialect): ... this new variable specifying the C++ dialect that
15960 * c-common.c (flag_cpp0x): Removed.
15961 (cxx_dialect): Defined.
15962 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15964 * c-opts.c (c_common_post_options): Likewise.
15965 (set_std_cxx98): Set cxx_dialect to cxx98.
15966 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15968 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15969 Hui-May Chang <hm.chang@apple.com>
15971 * doc/invoke.texi (Darwin Options): Update documentation for
15972 -mmacosx-version-min.
15973 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15974 * config/darwin-driver.c: New file.
15975 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15976 * config/t-darwin (darwin-driver.o): New rule.
15978 * config/darwin-c.c (version_as_macro): Ignore low digit.
15980 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15982 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15983 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15984 (CSGNMODE): New mode macro.
15985 (CSGNVMODE): New mode attribute.
15986 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15987 expander using CSGNMODE mode macro. Handle TFmode.
15988 (copysign<mode>3_const): Rename from copysignsf3_const and
15989 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15991 (copysign<mode>3_var): Rename from copysignsf3_var and
15992 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15994 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15995 mode macro. Handle TFmode.
15996 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15997 (iortf3, *iortf3): Ditto.
15998 (xortf3, *xortf3): Ditto.
15999 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16000 TFmode and TImode masks.
16001 (ix86_expand_copysign): Expand TFmode copysign insn.
16002 (IX86_BUILTIN_INFQ): New.
16003 (IX86_BUILTIN_FABSQ): Ditto.
16004 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16005 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16006 [__builtin_fabsq]: Ditto.
16007 [__builtin_copysignq]: Ditto.
16008 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16009 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16010 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16011 ix86_expand_binop_builtin().
16013 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16015 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16017 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16020 * rtl.h (push_to_sequence2): New.
16021 * emit-rtl.c (push_to_sequence2): New.
16022 * function.c (assign_parm_data_all): Add new fields.
16023 (assign_parm_setup_block): Call push_to_sequence2 instead of
16025 (assign_parm_setup_reg): Ditto.
16026 (assign_parm_setup_stack): Ditto.
16027 (assign_parms_unsplit_complex): Ditto.
16028 (assign_parms): Change field name.
16030 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16032 PR tree-optimization/32220
16033 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16034 phi node is reached before defining statement.
16036 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16039 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16040 after changing the right hand side of the assignment.
16042 2007-06-06 Eric Christopher <echristo@apple.com>
16044 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16045 (x86_64-*-darwin*): Ditto.
16046 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16047 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16049 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16051 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16052 coding conventions.
16053 (add_key): Likewise.
16054 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16055 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16057 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16059 (add_cost_one_coalesce): Likewise.
16060 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16061 variable names. Rename orig to orig_name for consistency.
16062 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16063 coding conventions.
16064 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16066 (record_equivalences_from_stmt): Likewise.
16067 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16068 the coding conventions.
16069 (memory_ssa_name_same): Likewise.
16070 (dse_optimize_stmt): Likewise.
16071 (dse_record_phis): Likewise.
16072 (dse_finalize_block): Likewise.
16073 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16074 keywords as variable names.
16075 (may_move_till): Cast according to the coding conventions.
16076 (force_move_till_expr): Avoid using C++ keywords as variable names.
16077 (force_move_till): Cast according to the coding conventions.
16078 (memref_hash): Likewise.
16079 (memref_eq): Likewise.
16080 (gather_mem_refs_stmt): Likewise.
16081 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16082 using C++ keywords as variable names.
16083 (idx_find_step): Cast according to the coding conventions.
16084 (idx_record_use): Likewise.
16085 (find_depends): Likewise.
16086 (prepare_decl_rtl): Likewise.
16087 (mbc_entry_hash): Likewise.
16088 (mbc_entry_eq): Likewise.
16089 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16090 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16091 (idx_infer_loop_bounds): Cast according to the coding conventions.
16092 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16093 * tree-ssa-math-opts.c (occ_new ): Likwise.
16094 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16096 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16098 (add_use_op): Likewise.
16099 (add_vop): Likewise.
16100 (add_vuse_op): Likewise.
16101 (add_vdef_op): Likewise.
16102 (get_expr_operands): Likewise.
16103 (push_stmt_changes): Use type safe memory macros.
16104 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16105 keywords as variable names.
16106 (conditional_replacement): Likewise.
16107 (minmax_replacement): Likewise.
16108 (abs_replacement): Likewise.
16109 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16110 coding conventions.
16111 (insert_fake_stores): Avoid using C++ keywords as variable names.
16112 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16114 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16115 (heapvar_insert): Use type safe memory macros.
16116 (new_var_info): Cast according to the coding conventions.
16117 (new_constraint): Likewise.
16118 (remove_preds_and_fake_succs): Use type safe memory macros.
16119 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16121 (thread_single_edge): Likewise.
16122 (thread_through_loop_header): Likewise.
16124 2007-06-06 Eric Christopher <echristo@apple.com>
16126 * config/i386/i386.c (override_options): Move handling
16127 of TARGET_SUBTARGET* earlier.
16129 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16131 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16134 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16136 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16137 emited outside of basic block.
16138 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16139 the created blocks.
16140 * rtl.h (delete_insn_chain): Declaration changed.
16141 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16143 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16144 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16145 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16146 to delete_insn_chain.
16147 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16148 do not have bb field set.
16149 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16151 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16152 * cfgcleanup.c (try_optimize_cfg): Ditto.
16154 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16156 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16157 (lambda_body_vector_new): Use type safe memory macros.
16158 (lambda_linear_expression_new): Likewise.
16159 (lambda_loopnest_new): Likewise.
16160 (lambda_lattice_new): Likewise.
16161 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16162 conventions. Use type safe memory macros.
16163 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16164 (lambda_body_vector_s): Likewise.
16165 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16166 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16168 2007-06-06 Richard Guenther <rguenther@suse.de>
16170 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16171 if we need to schedule cfg_cleanup.
16172 (tree_ssa_forward_propagate_single_use_vars): Do so.
16174 2007-06-06 Ian Lance Taylor <iant@google.com>
16176 * fold-const.c (merge_ranges): If range_successor or
16177 range_predecessor fail, just return 0.
16179 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16181 PR tree-optimization/32216
16182 * tree-vectorizer.c (supportable_widening_operation): Determine
16183 signedness of FIX_TRUNC_EXPR from output operand.
16184 (supportable_narrowing_operation): Ditto.
16185 * tree-vect-generic.c (expand_vector_operations_1): Determine
16186 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16187 from input operand.
16189 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16191 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16192 (struct pta): ...from here. Change flags to unsigned to avoid
16193 excessive casting (as it is used as a bit mask).
16194 (override_options): Add casts according to the coding convenventions.
16195 (x86_64_elf_unique_section): Likewise.
16196 (examine_argument): Avoid using C++ keywords as variable names.
16197 (construct_container): Likewise.
16198 (legitimize_pic_address): Likewise.
16199 (get_dllimport_decl): Cast according to the coding conventions. Use
16200 type safe memory macros.
16201 (legitimize_address): Cast according to the coding conventions.
16202 (emit_i387_cw_initialization): Corrected the type of slot to enum
16204 (ix86_init_machine_status): Use type safe memory macros.
16205 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16206 (bdesc_pcmpistr): Likewise.
16207 (bdesc_crc32): Likewise.
16208 (bdesc_sse_3arg): Likewise.
16209 (bdesc_2arg): Likewise.
16210 (bdesc_1arg): Likewise.
16211 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16212 (ix86_expand_sse_pcmpistr): Likewise.
16213 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16214 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16215 int to match the langhook definition.
16216 (ix86_builtin_conversion): Change the type of code to unsigned init to
16217 match the langhook definition.
16218 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16220 (ix86_preferred_output_reload_class): Likewise.
16221 (ix86_cannot_change_mode_class): Likewise.
16222 (ix86_memory_move_cost): Likewise.
16223 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16224 avoid excessive casting later on.
16225 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16227 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16229 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16230 as flags setting insn.
16231 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16233 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16235 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16236 (UNSPEC_ROUND): New.
16237 ("sse4_1_round<mode>2"): New insn pattern.
16238 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16240 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16241 expander using SSEMODEF mode macro. Expand using
16242 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16243 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16244 expander using SSEMODEF mode macro. Expand using
16245 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16246 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16247 expander using SSEMODEF mode macro. Expand using
16248 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16249 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16250 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16251 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16254 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16255 Sebastian Pop <sebpop@gmail.com>
16257 * lambda.h (build_linear_expr): New.
16258 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16259 Use build_linear_expr, call fold and force_gimple_operand.
16260 (lambda_loopnest_to_gcc_loopnest): Check that there is
16261 something to insert.
16262 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16264 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16266 PR preprocessor/23479
16267 * doc/extend.texi: Document the 0b-prefixed binary integer
16268 constant extension.
16270 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16272 PR tree-optimization/32215
16273 * tree-vectorizer.c (supportable_widening_operation): Return false
16274 for unsupported FIX_TRUNC_EXPR tree code.
16275 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16277 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16279 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16280 register on SPE targets. Change documentation to reflect
16282 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16283 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16284 out of the register allocation pool.
16285 (rs6000_reg_live_or_pic_offset_p): New function.
16286 (rs6000_emit_prologue): Move the actual saving of LR up to free
16287 r0 for holding r11. Split saving of SPE 64-bit registers into
16288 its own case. Ensure that offsets will always be in-range for
16289 'evstdd' by using r11 as a scratch register to point at the start
16290 of the SPE save area. Save r11 if necessary, as it is the static
16292 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16293 into its own case. Ensure that offsets will always be in-range
16294 for 'evldd' by using r11 as a scratch register to point at the
16295 start of the SPE save area. Also adjust r11 when restoring
16296 the stack pointer to compensate for pre-loading r11.
16298 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16300 * cfg.c (init_flow): Use type safe memory macros.
16301 (alloc_block): Likewise.
16302 (unchecked_make_edge): Likewise.
16303 (dump_flow_info): Avoid using C++ keywords as variable names.
16304 (copy_original_table_clear): Cast according to the coding conventions.
16305 (copy_original_table_set): Likewise.
16306 * cfgexpand (label_rtx_for_bb): Likewise.
16307 (expand_gimple_basic_block): Likewise.
16308 * cfghooks.c (dump_bb): Likewise.
16309 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16311 (lv_add_condition_to_bb): Likewise.
16312 * cfglayout (relink_block_chain): Cast according to the coding
16314 (fixup_reorder_chain): Likewise.
16315 (fixup_fallthru_exit_predecessor): Likewise.
16316 * cfgloop.c (glb_enum_p): Likewise.
16317 (get_exit_description): Likewise.
16318 (dump_recorded_exit): Likewise.
16319 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16320 (struct loop): ... from here.
16321 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16323 * cfgrtl.c (rtl_create_basic_block): Likewise.
16324 (rtl_split_block): Likewise.
16325 (rtl_dump_bb): Likewise.
16326 (cfg_layout_split_block): Likewise.
16327 (init_rtl_bb_info): Use typesafe memory macros.
16329 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16330 * graphds.h: Updated all usages of edge to graph_edge.
16331 * graphds.c: Likewise.
16332 * cfgloopanal.c: Likewise.
16334 2007-06-05 Ian Lance Taylor <iant@google.com>
16336 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16337 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16338 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16340 (test_for_singularity): Likewise.
16342 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16344 * config/i386/constraints.md ("Y2"): Replaced by ...
16346 * config/i386/i386.md: Likewise.
16347 * config/i386/mmx.md: Likewise.
16348 * config/i386/sse.md: Likewise.
16350 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16352 * config/i386/constraints.md ("z"): Replaced by ...
16354 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16355 (sse4_1_blendvps): Likewise.
16356 (sse4_1_pblendvb): Likewise.
16357 (sse4_2_pcmpestr): Likewise.
16358 (sse4_2_pcmpestrm): Likewise.
16359 (sse4_2_pcmpestr_cconly): Likewise.
16360 (sse4_2_pcmpistr): Likewise.
16361 (sse4_2_pcmpistrm): Likewise.
16362 (sse4_2_pcmpistr_cconly): Likewise.
16364 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16366 * matrix-reorg.c (transform_access_sites): Fix computation.
16367 (transform_allocation_sites): Same.
16369 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16371 * config/i386/i386.c (override_options): Use
16372 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16374 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16376 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16377 (nonimm_not_xmm0_operand): Ditto.
16378 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16379 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16380 as operand[2] predicate. Require "z" class XMM register for
16381 operand[3]. Adjust asm template.
16382 ("sse4_1_blendvpd"): Ditto.
16383 ("sse4_1_pblendvb"): Ditto.
16384 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16385 force op2 into xmm0 register for variable blend instructions.
16387 2007-06-04 Tom Tromey <tromey@redhat.com>
16389 * c-tree.h (start_enum): Update.
16390 (build_enumerator): Likewise.
16391 * c-decl.c (enum_next_value): Removed.
16392 (enum_overflow): Likewise.
16393 (start_enum): Add c_enum_contents argument. Don't use globals.
16394 (build_enumerator): Likewise.
16395 * c-tree.h (struct c_enum_contents): New struct.
16397 2007-06-04 Tom Tromey <tromey@redhat.com>
16399 * c-common.c (c_common_get_alias_set): Fix indentation.
16401 2007-06-04 Ian Lance Taylor <iant@google.com>
16403 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16404 to overflow, reduce overflow infinity to regular infinity.
16405 (vrp_var_may_overflow): New static function.
16406 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16408 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16410 * stor-layout.c (layout_type): Remove duplicate code.
16412 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16415 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16416 before build_common_builtin_nodes ().
16418 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16421 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16423 2007-06-04 Jan Hubicka <jh@suse.cz>
16425 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16426 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16427 instead of _stat version.
16429 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16431 PR tree-optimization/32194
16432 * tree-predcom.c (determine_offset): Check that both references have
16435 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16437 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16438 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16439 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16440 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16441 Add argument to iterate_fix_dominators call.
16442 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16443 * gcse.c (hoist_code): Change domby to vector.
16444 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16445 Add argument to iterate_fix_dominators call.
16446 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16447 recompute_dominator.
16448 * lambda-code.c (perfect_nestify): Ditto.
16449 * cfgloopanal.c: Include graphds.h.
16450 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16451 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16452 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16454 * graphds.c: New file.
16455 * graphds.h: New file.
16456 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16457 (get_dominated_by, get_dominated_by_region): Change return type to
16459 (verify_dominators): Recompute all dominators and compare the results.
16460 (recount_dominator): Renamed to ...
16461 (recompute_dominator): ... this. Do not check that the block is
16462 dominated by entry.
16463 (iterate_fix_dominators): Reimplemented.
16464 (prune_bbs_to_update_dominators, root_of_dom_tree,
16465 determine_dominators_for_sons): New functions.
16466 * et-forest.c (et_root): New function.
16467 * et-forest.h (et_root): Declare.
16468 * Makefile.in (graphds.o): Add.
16469 (cfgloopanal.o): Add graphds.h dependency.
16470 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16471 * basic-block.h (get_dominated_by, get_dominated_by_region,
16472 iterate_fix_dominators): Declaration changed.
16473 (recount_dominator): Renamed to ...
16474 (recompute_dominator): ... this.
16475 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16476 (thread_through_all_blocks): Do not free dominance info.
16478 2007-06-03 Andreas Schwab <schwab@suse.de>
16480 * config/m68k/m68k.c (override_options): Don't override
16482 * config/m68k/m68k-modes.def (SF, DF): Define to use
16483 motorola_single_format and motorola_double_format, resp.
16484 * real.c (motorola_single_format): Renamed from
16485 coldfire_single_format.
16486 (motorola_double_format): Renamed from coldfire_double_format.
16487 (encode_ieee_extended): Generate a proper canonical NaN image
16488 respecting canonical_nan_lsbs_set.
16489 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16491 * real.h: Adjust declarations.
16493 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16496 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16497 the symbol is generated with the stack protector.
16499 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16501 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16502 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16504 * doc/extend.texi (interrupt): Mention m68k.
16506 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16508 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16509 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16510 (ix86_expand_sse_pcmpestr): Do not check operands for
16511 "register_operand", when insn operand predicate is "register_operand".
16512 (ix86_expand_sse_pcmpistr): Ditto.
16514 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16515 Uros Bizjak <ubizjak@gmail.com>
16517 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16518 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16519 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16520 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16521 * config/i386/constraints.md ("z"): New register constraint
16522 for members of SSE_FIRST_REG class.
16523 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16524 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16525 SSE_FIRST_REG class.
16526 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16527 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16528 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16529 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16530 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16531 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16532 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16533 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16534 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16535 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16536 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16537 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16538 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16539 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16540 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16541 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16542 (struct builtin_description): Change "flag" field to unsigned.
16543 (bdesc_pcmpestr): New builtin description table.
16544 (bdesc_pcmpistr): Likewise.
16545 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16546 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16547 Initialize pcmp[ei]str[im] insns for SSE4.2.
16548 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16549 (ix86_expand_sse_pcmpistr): Likewise.
16550 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16551 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16552 (UNSPEC_PCMPISTR): Likewise.
16553 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16554 (sse4_2_pcmpestri):New isns pattern.
16555 (sse4_2_pcmpestrm): Likewise.
16556 (sse4_2_pcmpestr_cconly): Likewise.
16557 (sse4_2_pcmpistr): New insn patern and splitter.
16558 (sse4_2_pcmpistri):New isns pattern.
16559 (sse4_2_pcmpistrm): Likewise.
16560 (sse4_2_pcmpistr_cconly): Likewise.
16561 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16564 2007-06-01 David Daney <ddaney@avtrex.com>
16566 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16567 LOADGP_ABSOLUTE and not binds_local_p.
16569 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16571 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16573 2007-06-01 Ian Lance Taylor <iant@google.com>
16575 * tree-vrp.c (compare_name_with_value): Always set
16576 used_strict_overflow if we get a result from the variable itself.
16578 2007-06-01 Ian Lance Taylor <iant@google.com>
16580 PR rtl-optimization/31455
16581 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16582 subregs which have a cast between modes which are not tieable.
16584 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16586 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16587 breaks after return statements.
16589 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16591 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16592 only after no_new_pseudos.
16594 2007-05-31 Eric Christopher <echristo@apple.com>
16596 * expr.c (convert_move): Assert that we don't have a BLKmode
16598 (store_expr): Handle BLKmode moves by calling emit_block_move.
16600 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16602 * c-typeck.c (build_indirect_ref): Include type in error message.
16603 (build_binary_op): Pass types to binary_op_error.
16604 * c-common.c (binary_op_error): Take two type arguments, print out
16606 * c-common.h (binary_op_error): Update prototype.
16608 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16610 * config/i386/i386.c: Correct coments on -mno-sse4.
16612 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16614 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16615 (x86_64-*-*): Likewise.
16616 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16617 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16618 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16619 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16620 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16621 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16622 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16623 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16624 (OPTION_MASK_ISA_SSE4): Likewise.
16625 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16626 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16627 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16628 (override_options): Support SSE4.2.
16629 (ix86_build_const_vector): Support SImode and DImode.
16630 (ix86_build_signbit_mask): Likewise.
16631 (ix86_expand_int_vcond): Support V2DImode.
16632 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16633 (IX86_BUILTIN_CRC32HI): Likewise.
16634 (IX86_BUILTIN_CRC32SI): Likewise.
16635 (IX86_BUILTIN_CRC32DI): Likewise.
16636 (IX86_BUILTIN_PCMPGTQ): Likewise.
16637 (bdesc_crc32): Likewise.
16638 (bdesc_sse_3arg): Likewise.
16639 (ix86_expand_crc32): Likewise.
16640 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16641 (ix86_expand_builtin): Likewise.
16642 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16643 __SSE4_2__ for -msse4.2.
16644 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16645 (CRC32MODE): Likewise.
16646 (crc32modesuffix): Likewise.
16647 (crc32modeconstraint): Likewise.
16648 (sse4_2_crc32<mode>): Likewise.
16649 (sse4_2_crc32di): Likewise.
16650 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16652 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16653 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16654 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16655 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16656 (vcondu<mode>): Likewise.
16657 * doc/extend.texi: Document SSE4.2 built-in functions.
16658 * doc/invoke.texi: Document -msse4.2/-msse4.
16660 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16662 PR tree-optimization/32160
16663 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16664 variable as gimple reg.
16665 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16667 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16669 * gcc.c (main): Don't consider linker options when issuing the
16670 warning about a linker input file not being used.
16672 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16674 * tree-vrp.c (compare_names): Initialize sop.
16676 2007-05-30 Dirk Mueller <dmueller@suse.de>
16678 * cgraphunit.c (cgraph_analyze_function): Remove
16679 computation of inline parameters.
16681 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16683 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16685 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16687 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16688 Add vx-common.h. Include vxworks.h between vx-common.h and
16690 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16692 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16693 (TARGET_ASM_DESTRUCTOR): Likewise.
16694 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16695 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16696 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16697 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16698 (VXWORKS_ENDIAN_SPEC): Define.
16699 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16700 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16701 VXWORKS_* equivalents.
16702 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16703 (ASM_FILE_START): Delete.
16704 (TARGET_VERSION): Reformat.
16705 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16706 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16707 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16708 (FPBIT, DPBIT): Define.
16709 (fp-bit.c, dp-bit.c): New rules.
16710 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16711 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16712 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16713 * config/arm/arm.h: Include vxworks-dummy.h.
16714 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16715 Mark with ATTRIBUTE_UNUSED.
16716 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16717 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16718 make it incompatible with -msingle-pic-base.
16719 (arm_function_ok_for_sibcall): Return false for calls that might
16720 go through a VxWorks PIC PLT entry.
16721 (require_pic_register): New function, split out from...
16722 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16724 (arm_load_pic_register): Handle the VxWorks RTP initialization
16725 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16726 (arm_emit_call_insn): New function.
16727 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16728 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16729 (pic_offset_arm): New pattern.
16730 (call, call_value): Use arm_emit_call_insn.
16731 (call_internal, call_value_internal): New expanders.
16732 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16733 VxWorks unless __PIC__.
16735 2007-05-30 Eric Christopher <echristo@gmail.com>
16737 * genrecog.c: Include regs.h in generated file.
16738 * genemit.c: Ditto. Fix up formatting.
16739 * config/mn10300/constraints.md: New.
16740 * config/mn10300/mn10300.md: Include.
16741 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16742 Fix up for removed macro.
16743 * config/mn10300/predicates.md (call_address_operand): Ditto.
16744 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16745 (CONST_OK_FOR_I): Ditto.
16746 (CONST_OK_FOR_J): Ditto.
16747 (CONST_OK_FOR_K): Ditto.
16748 (CONST_OK_FOR_L): Ditto.
16749 (CONST_OK_FOR_M): Ditto.
16750 (CONST_OK_FOR_N): Ditto.
16751 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16755 (EXTRA_CONSTRAINT): Ditto.
16757 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16759 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16761 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16762 OPTION_MASK_ISA_64BIT.
16763 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16765 2007-05-30 Richard Guenther <rguenther@suse.de>
16767 PR middle-end/32152
16768 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16769 types for comparison.
16770 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16771 with original typed arguments.
16772 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16774 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16776 PR tree-optimization/31769
16777 * except.c (duplicate_eh_regions): Clear prev_try if
16778 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16780 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16782 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16783 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16784 bsi of the location where statements should be inserted.
16785 (sink_code_in_bb): Take bsi from statement_sink_location.
16786 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16787 instead of bsi_start.
16788 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16790 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16791 (bsi_move_before): Document inconsistency with bsi_move_after.
16792 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16794 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16796 * config/i386/i386.h (TARGET_ABM): New define.
16797 (TARGET_POPCNT): Ditto.
16798 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16799 New temporary defines to redefine from OPTION_ISA_* defines.
16800 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16801 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16802 (ix86_isa_flags): New extern int declaration.
16803 (TARGET_SUBTARGET_DEFAULT): New define.
16804 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16805 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16806 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16807 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16808 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16809 * config/i386/darwin.h: Change TARGET_64BIT define to
16812 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16813 using existing "ix86_isa_flags" varible.
16814 (m32, m64): Use existing "ix86_isa_flags" variable.
16815 (mmmx, m3dnow): Ditto.
16816 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16817 (mabm): Define as non-negative option using "x86_abm" variable.
16818 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16820 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16821 Rewrite feature test bitmap.
16822 (ix86_isa_flags): New initialized global int varible.
16823 (ix86_isa_flags_explicit): New static int variable.
16824 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16825 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16826 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16827 target_flags_explicit.
16828 (override_options): Remove "target_enable" and "target_disable" fields
16829 from "struct ptt". Update processor_target_table accordingly. Remove
16830 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16831 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16832 "target_flags" and "ix86_isa_flags_explicit" instead of
16833 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16834 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16835 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16836 to true when either of PTA_POPCNT or PTA_ABM is set in
16837 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16838 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16839 processor_alias_table flags entry. Remove handling of
16840 "target_enable" and "target_disable" fields of processor_target_table.
16841 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16842 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16843 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16844 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16845 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16847 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16849 2007-05-29 David Daney <ddaney@avtrex.com>
16852 * config/mips/mips.c (mips_output_mi_thunk): Emit
16853 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16855 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16856 * config/i386/i386.c (ix86_function_regparm): Added checking of
16857 ix86_force_align_arg_pointer to determine the number of
16858 register parameters.
16860 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16862 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16863 (SET_DR_MISALIGNMENT): New.
16864 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16865 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16866 Use SET_DR_MISALIGNMENT.
16867 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16869 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16870 find_loop_nest): Export.
16871 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16872 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16873 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16874 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16876 (struct mem_ref): Add field reuse_distance.
16877 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16878 Initialize reuse_distance field.
16879 (issue_prefetch_ref): Select temporality of prefetch according to
16881 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16882 self_reuse_distance, determine_loop_nest_reuse): New functions.
16883 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16884 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16885 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16888 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16890 * tree-ssa-alias.c: Add aliasing overview.
16892 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16893 Danny Smith <dannysmith@users.sourceforge.net>
16896 * config/i386/t-crtfm: Compile crtfastmath.o with
16897 -minline-all-stringops.
16898 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16899 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16901 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16903 * doc/md.texi: Document constraints on HP PA-RISC.
16905 * pa/constraints.md: New file.
16906 * pa.md: Include constraints.md.
16907 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16908 (integer_store_memory_operand, ldil_cint_p): New functions.
16909 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16910 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16911 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16912 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16913 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16915 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16918 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16919 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16920 case POSTDECREMENT_EXPR>): Return the error_mark_node
16921 if either the real or imaginary parts would an
16924 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16926 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16927 name when we remove it from a call.
16929 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16931 * targhooks.c (default_narrow_bitfield): Remove.
16932 * targhooks.h: Remove the prototype for
16933 default_narrow_bitfield.
16935 * langhooks-def.h: Remove the prototype for
16936 hook_get_alias_set_0.
16937 * langhooks.c (hook_get_alias_set_0): Remove.
16939 * global.c (EXECUTE_IF_CONFLICT): Remove.
16941 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16944 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16945 return true when truth_value_p is true and the type
16948 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16950 * doc/install.texi (Prerequisites): We no longer require Autoconf
16951 2.13 for the top-level.
16953 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16955 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16956 memory access via x86_expand_vector_move_misalign() only for
16957 TImode values on 32-bit targets.
16959 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16961 * matrix-reorg.c: New file. Implement matrix flattening and
16962 transposing optimization.
16963 * tree-pass.h: Add matrix reorg pass.
16964 * common.opt: Add fipa-mreorg flag.
16965 * Makefile.in: Add matrix-reorg.c.
16966 * passes.c: Add matrix reorg pass.
16967 * varpool.c (add_new_static_var): New function.
16968 * cgraph.h (add_new_static_var): Declare.
16970 2007-05-27 Eric Christopher <echristo@apple.com>
16972 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16973 sp_offset depending on stack size. Save r12 depending
16974 on registers we're saving later.
16975 (rs6000_emit_epilogue): Update sp_offset depending only
16978 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16980 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16981 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16982 * ifcvt.c (if_convert): Ditto.
16983 * tree-ssa-threadupdate.c (thread_block): Ditto.
16984 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16985 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16986 verify_loop_closed_ssa): Check number_of_loops instead of
16988 * predict.c (tree_estimate_probability): Ditto.
16989 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16990 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16991 * modulo-sched.c (sms_schedule): Ditto.
16992 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16993 (scev_finalize): Do not do anything if scev analysis was not
16995 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16996 current_loops == NULL.
16997 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16998 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16999 there are no loops.
17000 (loop_optimizer_finalize): Assert that loops were analyzed.
17001 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17002 rtl_doloop): Check number_of_loops instead of current_loops.
17003 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17004 current_loops == NULL.
17005 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17006 gate_tree_vectorize tree_linear_transform, check_data_deps,
17007 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17008 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17009 Check number_of_loops instead of current_loops.
17010 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17011 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17012 free loops if available.
17013 (execute_pre): Do not pass do_fre to fini_pre.
17015 2007-05-27 Tobias Burnus <burnus@net-b.de>
17017 PR middle-end/32083
17018 * real.c (mpfr_from_real): Fix sign of -Inf.
17020 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17022 * tree-vect-transform.c (vectorizable_conversion): Initialize
17023 tree_code variables to ERROR_MARK.
17024 (vectorizable_type_demotion): Likewise.
17025 (vectorizable_type_promotion): Likewise.
17027 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17030 * config/i386/i386.md (movti): Handle push operands via
17031 ix86_expand_push().
17033 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17035 * basic-block.h: Remove the prototype for merge_seq_blocks.
17036 * cfgcleanup.c (merge_seq_blocks): Remove.
17038 * tree-flow.h: Remove the prototype for is_aliased_with.
17039 * tree-ssa-alias.c (is_aliased_with): Remove.
17041 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17043 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17045 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17047 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17048 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17049 (vec_unpacks_hi_v16qi): Likewise.
17050 (vec_unpacku_lo_v16qi): Likewise.
17051 (vec_unpacks_lo_v16qi): Likewise.
17052 (vec_unpacku_hi_v8hi): Likewise.
17053 (vec_unpacks_hi_v8hi): Likewise.
17054 (vec_unpacku_lo_v8hi): Likewise.
17055 (vec_unpacks_lo_v8hi): Likewise.
17056 (vec_unpacku_hi_v4si): Likewise.
17057 (vec_unpacks_hi_v4si): Likewise.
17058 (vec_unpacku_lo_v4si): Likewise.
17059 (vec_unpacks_lo_v4si): Likewise.
17061 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17063 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17064 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17065 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17066 follow spelling conventions in various
17067 warning/error/diagnostic messages.
17069 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17070 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17071 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17072 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17073 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17074 * doc/tm.texi: Follow spelling conventions.
17076 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17079 * tree-ssa-forwprop.c
17080 (forward_propagate_addr_into_variable_array_index): Remove
17081 the lhs argument. Use the type of def_rhs instead of lhs.
17082 (forward_propagate_addr_expr_1): Update use of
17083 forward_propagate_addr_into_variable_array_index.
17085 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17086 Nigel Stephens <nigel@mips.com>
17088 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17089 function attributes, "far" being an alias for "long_call".
17090 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17091 (mips_near_type_p, mips_far_type_p): New.
17092 (mips_comp_type_attributes): New function to check that attributes
17093 attached to a function type are compatible.
17094 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17095 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17096 to the target function of the thunk.
17097 (mips_encode_section_info): Check for "near" and "far" function
17098 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17100 * config/mips/predicates.md (const_call_insn_operand): Test only
17101 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17103 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17106 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17107 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17108 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17109 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17111 2007-05-25 Eric Christopher <echristo@apple.com>
17113 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17114 to x86-darwin configurations.
17115 * config/i386/t-darwin: Add softfp support.
17116 * config/i386/t-darwin64: Ditto.
17117 * config/i386/sfp-machine.h: If mach then don't use
17118 aliasing, emit a stub to call.
17120 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17122 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17123 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17124 tree-predcom.c, tree-ssa-alias-warnings.c,
17125 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17126 comment typos. Follow spelling conventions.
17127 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17129 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17132 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17133 constants into memory. Expand unaligned memory references for
17134 SSE modes via x86_expand_vector_move_misalign() function.
17136 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17138 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17139 "memory" attribute for "sseishft" type insn without operands[2].
17141 2007-05-25 Dirk Mueller <dmueller@suse.de>
17142 Marcus Meissner <meissner@suse.de>
17144 * doc/extend.texi (alloc_size): New attribute.
17145 * c-common.c (handle_alloc_size_attribute): New.
17146 * tree-object-size.c (alloc_object_size): Use alloc_size
17147 attribute, if available.
17149 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17151 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17153 (__builtin_ia32_vec_ext_v2di): Likewise.
17154 (__builtin_ia32_vec_ext_v4si): Likewise.
17155 (__builtin_ia32_vec_ext_v8hi): Likewise.
17156 (__builtin_ia32_vec_ext_v16qi): Likewise.
17157 (__builtin_ia32_vec_set_v8hi): Likewise.
17159 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17161 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17163 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17165 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17166 (arm_is_longcall_p): Rename to...
17167 (arm_is_long_call_p): ...this. Take a single tree argument and
17169 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17170 (CUMULATIVE_ARGS): Remove call_cookie.
17171 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17172 (ENCODED_LONG_CALL_ATTR_P): Delete.
17173 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17174 LONG_CALL_FLAG_CHAR cases.
17175 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17176 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17177 ARM_DECLARE_FUNCTION_SIZE.
17178 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17179 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17180 (arm_encode_call_attribute, current_file_function_operand): Delete.
17181 (arm_function_in_section_p): New function.
17182 (arm_is_longcall_p): Rename to...
17183 (arm_is_long_call_p): ...this. Take the target function as a single
17184 argument and return a bool. Do not rely on call cookies. Check
17185 whether the target symbol is in the same section as the current
17186 function, not just the same compilation unit.
17187 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17188 (arm_encode_section_info): Don't encode a call type.
17189 * config/arm/arm.md (call, call_value): Update calls to
17190 arm_is_long(_)call_p. Simplify logic.
17191 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17192 Update calls to arm_is_long(_)call_p.
17194 2007-05-25 Richard Guenther <rguenther@suse.de>
17196 PR tree-optimization/31982
17197 * tree-ssa-forwprop.c
17198 (forward_propagate_addr_into_variable_array_index): Handle arrays
17199 with element size one.
17201 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17203 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17204 (umulsi3_highpart): Likewise.
17206 2007-05-24 Ian Lance Taylor <iant@google.com>
17208 PR rtl-optimization/32069
17209 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17212 2007-05-24 Ollie Wild <aaw@google.com>
17214 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17217 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17219 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17220 (oprs_unchanged_p): Use it to check all registers in a REG.
17221 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17222 (reg_set_between_after_reload_p): Delete.
17223 (reg_used_between_after_reload_p): Likewise.
17224 (reg_set_or_used_since_bb_start): Likewise.
17225 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17226 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17227 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17228 * rtlanal.c (reg_set_p): Check whether REG overlaps
17229 regs_invalidated_by_call, rather than just checking the
17230 membership of REGNO (REG).
17232 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17234 * doc/passes.texi: Document predictive commoning.
17235 * doc/invoke.texi (-fpredictive-commoning): Document.
17236 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17237 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17238 adding indices to the generated name.
17239 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17240 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17241 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17242 (op_symbol_code): ... and exported.
17243 (dump_omp_clause, op_symbol): Use op_symbol_code
17244 instead of op_symbol_1.
17245 * tree-pass.h (pass_predcom): Declare.
17246 * timevar.def (TV_PREDCOM): New timevar.
17247 * tree-ssa-loop.c (run_tree_predictive_commoning,
17248 gate_tree_predictive_commoning, pass_predcom): New.
17249 * tree-data-ref.c (find_data_references_in_loop): Find the
17250 references in dominance order.
17251 (canonicalize_base_object_address): Ensure that the result has
17253 (dr_analyze_innermost): Export.
17254 (create_data_ref): Code to fail for references with invariant
17256 (find_data_references_in_stmt): ... here.
17257 * tree-data-ref.h (dr_analyze_innermost): Declare.
17258 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17259 (aff_combination_find_elt, name_expansion_hash,
17260 name_expansion_eq, tree_to_aff_combination_expand,
17261 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17263 * tree-affine.h (aff_combination_constant_multiple_p,
17264 tree_to_aff_combination_expand): Declare.
17265 * tree-predcom.c: New file.
17266 * common.opt (fpredictive-commoning): New option.
17267 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17268 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17269 * Makefile.in (tree-predcom.o): Add.
17270 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17271 * passes.c (init_optimization_passes): Add dceloop after
17272 copy propagation in loop optimizer. Add predictive commoning
17273 to loop optimizer passes.
17275 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17277 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17280 2007-05-24 Jan Hubicka <jh@suse.cz>
17282 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17284 (genheader): Include statistics.h.
17286 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17288 * print-rtl.c (flag_dump_unnumbered): Update comments.
17289 (print_rtl): Fix my previous change.
17290 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17293 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17295 PR middle-end/32018
17296 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17298 (thread_through_all_blocks): Call initialize_original_copy_tables
17299 and free_original_copy_tables.
17300 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17302 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17303 * cfghooks.c (duplicate_block): Use get_loop_copy.
17304 * cfg.c: Include cfgloop.h.
17305 (loop_copy): New hash table.
17306 (initialize_original_copy_tables): Initialize loop_copy table.
17307 (free_original_copy_tables): Free loop_copy table.
17308 (copy_original_table_clear, copy_original_table_set,
17309 set_loop_copy, get_loop_copy): New functions.
17310 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17311 * cfgloop.h (struct loop): Remove copy field.
17312 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17313 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17315 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17317 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17318 -msse/-msse2/-msse3.
17320 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17322 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17323 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17325 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17328 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17329 * targhooks.h (default_mangle_decl_assembler_name): Declare
17331 * targhooks.c (default_mangle_decl_assembler_name): Define
17333 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17335 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17336 * langhooks.c (lhd_set_decl_assembler_name): Call
17337 targetm.mangle_decl_assembler_name for names with global scope.
17339 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17341 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17342 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17344 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17345 New. Factored out of i386_pe_encode_section_info.
17346 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17347 Move check for prior decoration of stdcall
17348 symbols to i386_pe_encode_section_info.
17349 (i386_pe_encode_section_info): Adjust call to
17350 gen_stdcall_or_fastcall_suffix. Use
17351 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17352 (i386_pe_mangle_decl_assembler_name): New. Wrap
17353 i386_pe_maybe_mangle_decl_assembler_name.
17355 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17357 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17358 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17359 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17360 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17361 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17364 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17365 Nigel Stephens <nigel@mips.com>
17366 Richard Sandiford <richard@codesourcery.com>
17368 Fix up MIPS16 hard float and add support for complex.
17370 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17371 (TARGET_SOFT_FLOAT_ABI): New.
17372 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17373 __mips_soft_float to reflect the ABI in use, not whether the
17374 FPU is directly accessible (e.g., in MIPS16 mode).
17375 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17376 (UNITS_PER_FPVALUE): Likewise.
17378 * config/mips/mips.c (mips_expand_call): Remove redundant
17379 TARGET_MIPS16 check.
17380 (mips_arg_regno): New.
17381 (function_arg_advance): When setting bits in cum->fp_code for
17382 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17384 (function_arg): Use mips_arg_regno.
17385 (mips_return_mode_in_fpr_p): New.
17386 (mips16_call_stub_mode_suffix): New.
17387 (mips16_cfun_returns_in_fpr_p): New.
17388 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17389 (mips_output_function_prologue): Test mips16_hard_float, not
17390 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17391 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17392 return value into a floating-point register.
17393 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17394 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17395 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17396 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17397 word of double arguments from or to the high bits of 64-bit
17398 floating point registers.
17399 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17400 (mips16_fpret_double): New helper function.
17401 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17402 support for complex modes. Fill in DECL_RESULT for stubdecl.
17403 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17405 * config/mips/mips16.S
17406 (RET, ARG1, ARG2): New.
17407 (MERGE_GPRf, MERGE_GPRt): New.
17408 (DELAYt, DELAYf): New.
17409 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17410 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17411 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17412 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17413 (SFOP): Renamed to...
17414 (OPSF3): This, and macro-ified. Updated all uses.
17415 (SFOP2): Renamed to...
17416 (OPSF2): This, and macro-ified. Updated all uses.
17417 (SFCMP): Renamed to...
17418 (CMPSF): This, and macro-ified. Updated all uses.
17419 (SFREVCMP): Renamed to...
17420 (REVCMPSF): This, and macro-ified. Updated all uses.
17421 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17422 (LDDBL1, LDDBL2, RETDBL): Deleted.
17423 (DFOP): Renamed to...
17424 (OPDF3): This, and macro-ified. Updated all uses.
17425 (DFOP2): Renamed to...
17426 (OPDF2): This, and macro-ified. Updated all uses.
17427 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17428 (DFCMP): Renamed to...
17429 (CMPDF): This, and macro-ified. Updated all uses.
17430 (DFREVCMP): Renamed to...
17431 (REVCMPDF): This, and macro-ified. Updated all uses.
17432 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17433 (RET_FUNCTION): New.
17434 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17435 (__mips16_ret_sc, __mips16_ret_dc): New.
17436 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17437 STUB_ARGS_6, STUB_ARGS_10): New.
17438 (CALL_STUB_NO_RET): New.
17439 (__mips16_call_stub_1): Macro-ified.
17440 (__mips16_call_stub_5): Macro-ified.
17441 (__mips16_call_stub_2): Macro-ified.
17442 (__mips16_call_stub_6): Macro-ified.
17443 (__mips16_call_stub_9): Macro-ified.
17444 (__mips16_call_stub_10): Macro-ified.
17445 (CALL_STUB_RET): New.
17446 (__mips16_call_stub_sf_0): Macro-ified.
17447 (__mips16_call_stub_sf_1): Macro-ified.
17448 (__mips16_call_stub_sf_5): Macro-ified.
17449 (__mips16_call_stub_sf_2): Macro-ified.
17450 (__mips16_call_stub_sf_6): Macro-ified.
17451 (__mips16_call_stub_sf_9): Macro-ified.
17452 (__mips16_call_stub_sf_10): Macro-ified.
17453 (__mips16_call_stub_df_0): Macro-ified.
17454 (__mips16_call_stub_df_1): Macro-ified.
17455 (__mips16_call_stub_df_5): Macro-ified.
17456 (__mips16_call_stub_df_2): Macro-ified.
17457 (__mips16_call_stub_df_6): Macro-ified.
17458 (__mips16_call_stub_df_9): Macro-ified.
17459 (__mips16_call_stub_df_10): Macro-ified.
17460 (__mips16_call_stub_sc_0): New.
17461 (__mips16_call_stub_sc_1): New.
17462 (__mips16_call_stub_sc_5): New.
17463 (__mips16_call_stub_sc_2): New.
17464 (__mips16_call_stub_sc_6): New.
17465 (__mips16_call_stub_sc_9): New.
17466 (__mips16_call_stub_sc_10): New.
17467 (__mips16_call_stub_dc_0): New.
17468 (__mips16_call_stub_dc_1): New.
17469 (__mips16_call_stub_dc_5): New.
17470 (__mips16_call_stub_dc_2): New.
17471 (__mips16_call_stub_dc_6): New.
17472 (__mips16_call_stub_dc_9): New.
17473 (__mips16_call_stub_dc_10): New.
17475 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17476 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17477 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17479 2007-05-23 Ian Lance Taylor <iant@google.com>
17481 * doc/invoke.texi (Invoking GCC): Document that the order of the
17484 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17487 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17488 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17489 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17493 * config/score/score.c (score_print_operand): Make sure that only
17494 lower bits are used.
17496 2007-05-22 Ian Lance Taylor <iant@google.com>
17498 * tree-vrp.c (avoid_overflow_infinity): New static function,
17499 broken out of set_value_range_to_value.
17500 (set_value_range_to_value): Call avoid_overflow_infinity.
17501 (extract_range_from_assert): Likewise.
17503 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17505 PR middle-end/31095
17506 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17507 change the type before looking for a COMPOUND_EXPR.
17509 2007-05-22 Ian Lance Taylor <iant@google.com>
17511 * lower-subreg.c (decompose_multiword_subregs): If we change an
17512 insn, call remove_retval_note on it.
17514 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17516 * regs.h (end_hard_regno): New function.
17517 (END_HARD_REGNO, END_REGNO): New macros.
17518 (add_to_hard_reg_set): New function.
17519 (remove_from_hard_reg_set): Likewise.
17520 (in_hard_reg_set_p): Likewise.
17521 (overlaps_hard_reg_set_p): Likewise.
17522 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17523 (note_btr_set): Use END_HARD_REGNO.
17524 * caller-save.c (setup_save_areas): Use end_hard_regno.
17525 (mark_set_regs): Use END_HARD_REGNO.
17526 (add_stored_regs): Use end_hard_regno.
17527 (mark_referenced_regs): Use add_to_hard_reg_set.
17528 * combine.c (update_table_tick): Use END_REGNO.
17529 (record_value_for_reg): Likewise.
17530 (record_dead_and_set_regs): Likewise.
17531 (get_last_value_validate): Likewise.
17532 (use_crosses_set_p): Likewise.
17533 (reg_dead_at_p_1): Likewise.
17534 (reg_dead_at_p): Likewise.
17535 (mark_used_regs_combine): Use add_to_hard_reg_set.
17536 (move_deaths): Use END_HARD_REGNO.
17537 (reg_bitfield_target_p): Use end_hard_regno.
17538 (distribute_notes): Use END_HARD_REGNO.
17539 * cse.c (mention_regs): Use END_REGNO.
17540 (insert): Use add_to_hard_reg_set.
17541 (invalidate): Use END_HARD_REGNO.
17542 (invalidate_for_call): Likewise.
17543 (exp_equiv_p): Use END_REGNO.
17544 (cse_insn): Likewise.
17545 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17546 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17547 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17548 * function.c (keep_stack_depressed): Use end_hard_regno.
17549 * global.c (global_alloc): Use end_hard_regno.
17550 (global_conflicts): Use add_to_hard_reg_set instead of
17552 (find_reg): Likewise.
17553 (mark_reg_store): Likewise.
17554 (mark_reg_conflicts): Likewise.
17555 (mark_reg_death): Use remove_from_hard_reg_set.
17556 (mark_reg_live_nc): Delete.
17557 (set_preference): Use end_hard_regno.
17558 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17559 remove_from_hard_reg_set.
17560 (post_mark_life): Use add_to_hard_reg_set.
17561 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17562 (reg_becomes_live): Use add_to_hard_reg_set.
17563 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17564 (peep2_find_free_register): Use add_to_hard_reg_set.
17565 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17566 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17567 * regrename.c (note_sets): Use add_to_hard_reg_set.
17568 (clear_dead_regs): Use remove_from_hard_reg_set.
17569 (regrename_optimize): Use add_to_hard_reg_set.
17570 (find_oldest_value_reg): Use in_hard_reg_set_p.
17571 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17572 (hard_reg_set_here_p): Use end_hard_regno.
17573 (decompose): Likewise.
17574 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17575 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17576 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17577 (mark_home_live): Use end_hard_regno.
17578 (spill_hard_reg): Likewise.
17579 (clear_reload_reg_in_use): Likewise.
17580 * reorg.c (delete_prior_computation): Use END_REGNO.
17581 * resource.c (update_live_status): Use END_HARD_REGNO.
17582 (mark_referenced_resources): Use add_to_hard_reg_set.
17583 (mark_set_resources): Likewise.
17584 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17585 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17586 (reg_overlap_mentioned_p): Likewise.
17587 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17588 (covers_regno_no_parallel_p): Use END_REGNO.
17589 (find_regno_note): Likewise.
17590 (find_reg_fusage): Use END_HARD_REGNO.
17591 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17592 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17594 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17596 * mode-switching.c (reg_dies): Change type of second argument to
17598 (optimize_mode_switching): Update accordingly.
17600 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17602 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17604 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17605 (hard_reg_set_empty_p): ...these new functions.
17606 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17607 GO_IF_HARD_REG_SUBSET.
17608 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17609 instead of GO_IF_HARD_REG_EQUAL.
17610 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17611 instead of GO_IF_HARD_REG_EQUAL.
17612 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17613 GO_IF_HARD_REG_SUBSET.
17614 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17615 GO_IF_HARD_REG_EQUAL.
17616 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17617 of GO_IF_HARD_REG_SUBSET.
17618 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17619 instead of GO_IF_HARD_REG_EQUAL.
17620 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17621 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17622 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17623 of GO_IF_HARD_REG_SUBSET,
17624 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17625 GO_IF_HARD_REG_SUBSET.
17626 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17627 instead of GO_IF_HARD_REG_EQUAL.
17628 * config/sh/sh.c (push_regs, calc_live_regs): Use
17629 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17630 (hard_regs_intersect_p): Delete.
17632 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17634 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17636 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17637 Richard Henderson <rth@redhat.com>
17639 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17641 (x86_64-*-*): Likewise.
17643 * i386/i386-modes.def (V2QI): New.
17645 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17647 (override_options): Support SSE4.1.
17648 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17649 (IX86_BUILTIN_BLENDPS): Likewise.
17650 (IX86_BUILTIN_BLENDVPD): Likewise.
17651 (IX86_BUILTIN_BLENDVPS): Likewise.
17652 (IX86_BUILTIN_PBLENDVB128): Likewise.
17653 (IX86_BUILTIN_PBLENDW128): Likewise.
17654 (IX86_BUILTIN_DPPD): Likewise.
17655 (IX86_BUILTIN_DPPS): Likewise.
17656 (IX86_BUILTIN_INSERTPS128): Likewise.
17657 (IX86_BUILTIN_MOVNTDQA): Likewise.
17658 (IX86_BUILTIN_MPSADBW128): Likewise.
17659 (IX86_BUILTIN_PACKUSDW128): Likewise.
17660 (IX86_BUILTIN_PCMPEQQ): Likewise.
17661 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17662 (IX86_BUILTIN_PMAXSB128): Likewise.
17663 (IX86_BUILTIN_PMAXSD128): Likewise.
17664 (IX86_BUILTIN_PMAXUD128): Likewise.
17665 (IX86_BUILTIN_PMAXUW128): Likewise.
17666 (IX86_BUILTIN_PMINSB128): Likewise.
17667 (IX86_BUILTIN_PMINSD128): Likewise.
17668 (IX86_BUILTIN_PMINUD128): Likewise.
17669 (IX86_BUILTIN_PMINUW128): Likewise.
17670 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17671 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17672 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17673 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17674 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17675 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17676 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17677 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17678 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17679 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17680 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17681 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17682 (IX86_BUILTIN_PMULDQ128): Likewise.
17683 (IX86_BUILTIN_PMULLD128): Likewise.
17684 (IX86_BUILTIN_ROUNDPD): Likewise.
17685 (IX86_BUILTIN_ROUNDPS): Likewise.
17686 (IX86_BUILTIN_ROUNDSD): Likewise.
17687 (IX86_BUILTIN_ROUNDSS): Likewise.
17688 (IX86_BUILTIN_PTESTZ): Likewise.
17689 (IX86_BUILTIN_PTESTC): Likewise.
17690 (IX86_BUILTIN_PTESTNZC): Likewise.
17691 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17692 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17693 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17694 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17695 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17696 (bdesc_ptest): New.
17697 (bdesc_sse_3arg): Likewise.
17698 (bdesc_2arg): Likewise.
17699 (bdesc_1arg): Likewise.
17700 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17702 (ix86_expand_sse_4_operands_builtin): New.
17703 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17704 smaller than 8 bits as the 2nd arg.
17705 (ix86_expand_sse_ptest): New.
17706 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17707 (ix86_expand_vector_set): Support SSE4.1.
17708 (ix86_expand_vector_extract): Likewise.
17710 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17711 __SSE4_1__ for -msse4.1.
17713 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17714 (UNSPEC_INSERTPS): Likewise.
17715 (UNSPEC_DP): Likewise.
17716 (UNSPEC_MOVNTDQA): Likewise.
17717 (UNSPEC_MPSADBW): Likewise.
17718 (UNSPEC_PHMINPOSUW): Likewise.
17719 (UNSPEC_PTEST): Likewise.
17720 (UNSPEC_ROUNDP): Likewise.
17721 (UNSPEC_ROUNDS): Likewise.
17723 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17725 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17726 (const_pow2_1_to_32768_operand): Likewise.
17728 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17731 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17733 (sse4_1_insertps): Likewise.
17734 (*sse4_1_extractps): Likewise.
17735 (sse4_1_ptest): Likewise.
17736 (sse4_1_mulv2siv2di3): Likewise.
17737 (*sse4_1_mulv4si3): Likewise.
17738 (*sse4_1_smax<mode>3): Likewise.
17739 (*sse4_1_umax<mode>3): Likewise.
17740 (*sse4_1_smin<mode>3): Likewise.
17741 (*sse4_1_umin<mode>3): Likewise.
17742 (sse4_1_eqv2di3): Likewise.
17743 (*sse4_1_pinsrb): Likewise.
17744 (*sse4_1_pinsrd): Likewise.
17745 (*sse4_1_pinsrq): Likewise.
17746 (*sse4_1_pextrb): Likewise.
17747 (*sse4_1_pextrb_memory): Likewise.
17748 (*sse4_1_pextrw_memory): Likewise.
17749 (*sse4_1_pextrq): Likewise.
17750 (sse4_1_blendpd): Likewise.
17751 (sse4_1_blendps): Likewise.
17752 (sse4_1_blendvpd): Likewise.
17753 (sse4_1_blendvps): Likewise.
17754 (sse4_1_dppd): Likewise.
17755 (sse4_1_dpps): Likewise.
17756 (sse4_1_movntdqa): Likewise.
17757 (sse4_1_mpsadbw): Likewise.
17758 (sse4_1_packusdw): Likewise.
17759 (sse4_1_pblendvb): Likewise.
17760 (sse4_1_pblendw): Likewise.
17761 (sse4_1_phminposuw): Likewise.
17762 (sse4_1_extendv8qiv8hi2): Likewise.
17763 (*sse4_1_extendv8qiv8hi2): Likewise.
17764 (sse4_1_extendv4qiv4si2): Likewise.
17765 (*sse4_1_extendv4qiv4si2): Likewise.
17766 (sse4_1_extendv2qiv2di2): Likewise.
17767 (*sse4_1_extendv2qiv2di2): Likewise.
17768 (sse4_1_extendv4hiv4si2): Likewise.
17769 (*sse4_1_extendv4hiv4si2): Likewise.
17770 (sse4_1_extendv2hiv2di2): Likewise.
17771 (*sse4_1_extendv2hiv2di2): Likewise.
17772 (sse4_1_extendv2siv2di2): Likewise.
17773 (*sse4_1_extendv2siv2di2): Likewise.
17774 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17775 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17776 (sse4_1_zero_extendv4qiv4si2): Likewise.
17777 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17778 (sse4_1_zero_extendv2qiv2di2): Likewise.
17779 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17780 (sse4_1_zero_extendv4hiv4si2): Likewise.
17781 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17782 (sse4_1_zero_extendv2hiv2di2): Likewise.
17783 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17784 (sse4_1_zero_extendv2siv2di2): Likewise.
17785 (*sse4_1_zero_extendv2siv2di2): Likewise.
17786 (sse4_1_roundpd): Likewise.
17787 (sse4_1_roundps): Likewise.
17788 (sse4_1_roundsd): Likewise.
17789 (sse4_1_roundss): Likewise.
17790 (mulv4si3): Don't expand for SSE4.1.
17791 (smax<mode>3): Likewise.
17792 (umaxv4si3): Likewise.
17793 (uminv16qi3): Likewise.
17794 (umin<mode>3): Likewise.
17795 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17797 * doc/extend.texi: Document SSE4.1 built-in functions.
17799 * doc/invoke.texi: Document -msse4.1.
17801 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17803 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17804 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17805 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17806 (ASM_SPEC): Add asm_pcrel_spec.
17807 (EXTRA_SPECS): Add asm_pcrel_spec.
17809 2007-05-21 David Daney <ddaney@avtrex.com>
17811 * doc/install.texi (Building a cross compiler): Add requirements
17812 for Java cross compiler.
17814 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17816 PR middle-end/31995
17817 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17818 Add loopno argument. Use evolution_function_is_invariant_rec_p
17819 instead of evolution_function_is_constant_p.
17820 Update calls to evolution_function_is_affine_multivariate_p.
17821 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17822 Add loopno argument.
17823 * tree-scalar-evolution.c (gather_chrec_stats): Call
17824 evolution_function_is_affine_multivariate_p with a loop
17826 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17827 (analyze_overlapping_iterations): Likewise.
17828 (access_functions_are_affine_or_constant_p): Likewise.
17829 (build_classic_dist_vector_1): If the access functions
17830 are equal, don't do anything.
17832 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17833 Paolo Carlini <pcarlini@suse.de>
17834 Uros Bizjak <ubizjak@gmail.com>
17836 * c-cppbuiltin.c (c_cpp_builtins): Define
17837 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17838 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17839 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17840 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17842 2007-05-21 Mike Stump <mrs@apple.com>
17844 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17846 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17848 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17851 implementation if __OPTIMIZE__ is not defined.
17852 (_mm_alignr_pi8): Ditto.
17853 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17854 (_mm_inserti_si64): Ditto.
17855 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17856 (_mm_slli_epi16): Ditto.
17857 (_mm_slli_epi32): Ditto.
17858 (_mm_slli_epi64): Ditto.
17859 (_mm_srai_epi16): Ditto.
17860 (_mm_srai_epi32): Ditto.
17861 (_mm_srli_si128): Ditto.
17862 (_mm_slli_si128): Ditto.
17863 (_mm_srli_epi16): Ditto.
17864 (_mm_srli_epi32): Ditto.
17865 (_mm_srli_epi64): Ditto.
17866 (_mm_extract_epi16): Ditto.
17867 (_mm_insert_epi16): Ditto.
17868 (_mm_shufflehi_epi16): Ditto.
17869 (_mm_shufflelo_epi16): Ditto.
17870 (_mm_shuffle_epi32): Ditto.
17871 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17872 (_m_pextrw): Ditto.
17873 (_mm_insert_pi16): Ditto.
17874 (_m_pinsrw): Ditto.
17875 (_mm_shuffle_pi16): Ditto.
17876 (_m_pshufw): Ditto.
17877 (_mm_shufle_ps): Ditto.
17878 (_mm_prefetch): Ditto.
17880 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17882 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17883 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17884 * real.c (encode_i370_single, decode_i370_single,
17885 encode_i370_double, decode_i370_double): Functions removed.
17886 (i370_single_format, i370_double_format): Initializations removed.
17887 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17888 Consider the log2_b field to always be one.
17889 (ieee_single_format, mips_single_format, coldfire_single_format,
17890 ieee_double_format, mips_double_format, coldfire_double_format,
17891 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17892 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17893 ibm_extended_format, mips_extended_format, ieee_quad_format,
17894 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17895 decimal_single_format, decimal_double_format, decimal_quad_format,
17896 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17897 initialization of log2_b.
17898 * real.h (i370_single_format, i370_double_format): Declarations
17900 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17901 field to always be one.
17903 2007-05-21 Andreas Schwab <schwab@suse.de>
17905 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17906 NOTE_INSN_BASIC_BLOCK_P.
17907 (process_for_unwind_directive): Likewise.
17909 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17911 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17912 * function.h (struct function): Move va_list_gpr_size,
17913 va_list_fpr_size, function_frequency to front of bitfields. Add
17915 (current_function_calls_unwind_init): New.
17916 * except.c (expand_builtin_unwind_init): Set
17917 current_function_calls_unwind_init not
17918 current_function_has_nonlocal_label.
17919 * reload1.c (has_nonexceptional_receiver): New.
17920 (reload): Use it and current_function_calls_unwind_init to
17921 determine whether call-saved regs must be saved.
17923 2007-05-20 Jan Hubicka <jh@suse.cz>
17925 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17926 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17927 * ddg.c (create_ddg): LIkewise.
17928 * final.c (final): Remove hunk moving line number notes around since
17929 they are no longer present at this stage.
17930 (final_scan_insn): Use NOTE_KIND instead of
17931 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17932 (output_asm_label): Likewise.
17933 * reorg.c (dbr_schedule): Likewise.
17934 * haifa-sched.c (unlink_other_notes): Likewise.
17935 * mode-switching.c (optimize_mode_switching): Likewise.
17936 * graph.c (start_bb): Likewise.
17937 * rtl.def (NOTE): Update description.
17938 * jump.c (squeeze_notes): Delete.
17939 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17940 NOTE_INSN_BASIC_BLOCK_P when possible.
17941 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17942 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17943 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17944 (dwarf2out_var_location): Likewise.
17945 * cfgbuild.c (make_edges): Likewise.
17946 (find_basic_blocks_1): Likewise.
17947 * function.c (reorder_blocks_1): Likewise.
17948 (epilogue_done): Likewise.
17949 (reposition_prologue_and_epilogue_notes): Likewise.
17950 * print-rtl.c (print_rtx): Likewise; drop code for printing
17952 (print_rtl): Likewise.
17953 (print_rtl_single): Likewise.
17954 * gcse.c (insert_insn_start_bb): Likewise.
17955 * alias.c (init_alias_analysis): Likewise.
17956 * calls.c (fixup_tail_calls): Likewise.
17957 * except.c (sjlj_emit_function_enter): Likewise.
17958 * emit-rtl.c (add_insn_after): Likeiwse.
17959 (emit_label_before): Likewise.
17960 (emit_label_after): Likewise.
17961 (emit_note_before, emit_note_after, emit_note): Update
17962 parameter to be enum insn_note; do not deal with source
17964 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17965 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17967 (merge_blocks_move_successor_nojumps): Simplify now when
17968 we don't have BLOCK notes.
17969 (try_optimize_cfg): Likewise.
17970 * cfglayout.c (skip_insns_after_block): Likewise.
17971 (record_effective_endpoints): Likewise.
17972 (duplicate_insn_chain): Likewise.
17973 * varasm.c (output_constant_pool_1): Likewise.
17974 * sched-deps.c (sched_analyze): Likewise.
17975 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17977 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17978 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17979 (SET_INSN_DELETED): Simplify.
17980 (NOTE_LINE_NUMBER): Exterminate.
17981 (NOTE_LINE_KIND): New.
17982 (NOTE_INSN_BASIC_BLOCK_P): Update.
17983 (enum insn_note): Simplify.
17984 (GET_NOTE_INSN_NAME) Simplify.
17985 (emit_note_before, emit_note_after, emit_note): Update prototype.
17986 (squeeze_notes): Remove.
17987 * sched-int.h (NOTE_NOT_BB_P): Update.
17988 * resource.c (mark_target_live_regs): Update.
17989 * sched-rgn.c (debug_dependencies): Update.
17990 * sched-vis.c (print_insn): Update.
17991 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17992 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17993 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17994 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17995 (split_branches): Update.
17996 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17998 (sh_adjust_unroll_max): Exterminate.
17999 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18000 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18001 (m68hc11_reorg): Likewise.
18002 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18003 (emit_predicate_relation_info): Update.
18004 (process_for_unwind_directive): Update.
18005 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18006 (output_call): Update.
18007 * config/pa/pa.c (output_lbranch): Update.
18008 (output_millicode_call): Update.
18009 (output_call): Update.
18010 (pa_combine_instructions): Update.
18011 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18012 * config/bfin/bfin.c (gen_one_bundle): Update.
18013 * cfgrtl.c (can_delete_note_p): Update.
18014 (delete_insn): Update.
18015 (rtl_merge_blocks): Update.
18016 (commit_one_edge_insertion): Update.
18017 (rtl_verify_flow_info): Update.
18018 * stmt.c (expand_case): Do not call squeeze_notes.
18020 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18027 * c.opt (Wtype-limits): New.
18028 * doc/invoke.texi (Wtype-limits): Document it.
18029 (Wextra): Enabled by -Wextra.
18030 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18031 * c-common.c (shorten_compare): Warn with Wtype-limits.
18033 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18035 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18036 inlined function, not as a macro.
18037 (_mm_alignr_pi8): Ditto.
18038 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18039 (_mm_inserti_si64): Ditto.
18040 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18041 (_mm_extract_epi16): Ditto.
18042 (_mm_insert_epi16): Ditto.
18043 (_mm_shufflehi_epi16): Ditto.
18044 (_mm_shufflelo_epi16): Ditto.
18045 (_mm_shuffle_epi32): Ditto.
18046 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18047 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18049 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18051 (_m_to_float): Use C89 compatible assignment.
18053 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18056 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18058 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18061 * doc/invoke.texi (Wreturn-type): Complete description.
18062 (Wextra): Delete item about return-type warning.
18063 * c-decl.c: Delete redundant Wextra warning.
18065 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18068 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18069 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18070 inlined function, not as a macro.
18071 (_mm_prefetch): Ditto.
18072 (_m_pextrw): Ditto.
18073 (_mm_insert_pi16): Ditto.
18074 (_m_pinsrw): Ditto.
18075 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18076 (_m_pshufw): Ditto. Add const to __N argument.
18077 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18078 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18079 (_mm_slli_epi32): Ditto.
18080 (_mm_srli_si128): Implement as always inlined function, not as a
18081 macro. Add __inline to function declaration.
18082 (_mm_slli_si128): Ditto.
18084 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18086 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18087 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18089 (struct fenv): New structure.
18090 (FP_HANDLE_EXCEPTIONS): New define.
18091 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18092 (_FP_DECL_EXP): New define.
18093 (FP_INIT_ROUNDMODE): New define.
18094 (FP_ROUNDMODE): New define.
18096 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18098 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18099 (Wconversion): Update description.
18100 (Wconversion-sign): New.
18101 * c.opt (Wconversion-sign): New.
18102 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18103 means disabled for C++. Otherwise, take the status of Wconversion.
18104 * c-common.c (conversion_warning): Warn with either Wconversion or
18106 (warnings_for_convert_and_check): Conditions are already checked by
18107 conversion_warning.
18108 (convert_and_check): Don't check warnings if the conversion failed.
18110 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18111 Anatoly Sokolov <aesok@dol.ru>
18113 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18114 avr_epilogue_uses) : Add declaration.
18115 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18116 * config/avr/constraints.md (R): New constraint.
18117 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18118 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18119 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18120 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18121 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18122 call_prologue_saves, epilogue_restores, return_from_epilogue,
18123 return_from_main_epilogue, return_from_interrupt_epilogue,
18124 return_from_naked_epilogue, prologue, epilogue): New patterns.
18125 (jump): Handle symbol reference.
18126 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18127 avr_output_function_prologue, avr_output_function_epilogue): Remove
18129 (avr_init_machine_status, expand_prologue, expand_epilogue,
18130 avr_asm_function_end_prologue, avr_epilogue_uses,
18131 avr_asm_function_begin_epilogue): New functions.
18132 (prologue_size, epilogue_size, jump_tables_size): Remove global
18134 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18135 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18136 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18137 (avr_override_options): Initialise init_machine_status.
18138 (output_movhi): Handle all stack pointer loads.
18139 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18140 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18141 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18142 (EPILOGUE_USES) Redefine.
18143 (machine_function) Declare.
18145 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18147 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18148 Use a single return statement.
18150 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18152 PR middle-end/30250
18153 * builtins.c (do_mpfr_lgamma_r): New.
18154 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18155 * tree.h (CASE_FLT_FN_REENT): New.
18157 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18159 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18160 (output_die): Use 'unsigned long' with %x.
18161 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18162 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18163 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18165 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18167 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18172 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18173 true if function has no argument.
18175 2007-05-18 DJ Delorie <dj@redhat.com>
18177 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18178 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18180 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18182 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18183 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18184 count_trailing_zeros.
18185 (__i386__): Implement count_leading_zeros using __builtin_clz().
18186 Implement count_trailing_zeros usign __builtin_ctz().
18188 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18190 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18192 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18194 PR middle-end/31344
18195 * expr.c (emit_move_change_mode): Change mode of push operands here.
18197 2007-05-17 Ian Lance Taylor <iant@google.com>
18199 PR tree-optimization/31953
18200 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18201 Change all callers.
18202 (set_value_range_to_null): Call set_value_range_to_value.
18203 (extract_range_from_comparison): Likewise.
18205 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18207 * toplev.c (print_version): Output GMP/MPFR version info.
18209 * builtins.c (CASE_MATHFN_REENT): New macro.
18210 (mathfn_built_in): Use it.
18211 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18212 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18213 BUILT_IN_LGAMMAL_R): New.
18214 * doc/extend.texi: Document new builtins.
18216 PR middle-end/31796
18217 * builtins.c (do_mpfr_remquo): New.
18218 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18219 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18221 PR middle-end/30251
18222 * builtins.c (fold_builtin_1): Handle y0, y1.
18223 (fold_builtin_2): Handle yn.
18225 PR middle-end/30251
18226 * builtins.c (do_mpfr_bessel_n): New.
18227 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18228 (fold_builtin_2): Handle BUILT_IN_JN.
18230 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18233 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18234 TYPE_PRECISION (intmax_type_node).
18236 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18239 * reload.c (subst_reloads): Remove checking.
18241 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18243 PR rtl-optimization/31691
18244 * combine.c (simplify_set): Build a new src pattern instead of
18245 substituting its operands in the COMPARE case.
18247 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18249 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18250 (execute_vrp): Preserve loops through jump threading.
18251 * tree-ssa-threadupdate.c (thread_single_edge,
18252 dbds_continue_enumeration_p, determine_bb_domination_status,
18253 thread_through_loop_header): New functions.
18254 (create_edge_and_update_destination_phis,
18255 create_edge_and_update_destination_phis): Set loops for the new blocks.
18256 (prune_undesirable_thread_requests): Removed.
18257 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18259 (thread_block): Do not call prune_undesirable_thread_requests.
18261 (mark_threaded_blocks): Select edges to thread here.
18262 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18263 Thread edges through loop headers independently.
18264 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18265 * tree-pass.h (TODO_mark_first_instance): New.
18266 (first_pass_instance): Declare.
18267 * cfghooks.c (duplicate_block): Put the block to the original loop
18268 if copy is not specified.
18269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18270 jump threading. Pass may_peel_loop_headers to
18271 thread_through_all_blocks according to first_pass_instance.
18272 * cfgloop.h (create_preheader): Declare.
18273 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18274 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18275 * passes.c (first_pass_instance): New variable.
18276 (next_pass_1): Set TODO_mark_first_instance.
18277 (execute_todo): Set first_pass_instance.
18279 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18281 PR tree-optimization/24659
18282 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18283 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18284 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18285 OTI_vec_pack_ufix_trunc.
18286 (vec_unpacks_float_hi_optab): Define new macro.
18287 (vec_unpacks_float_lo_optab): Ditto.
18288 (vec_unpacku_float_hi_optab): Ditto.
18289 (vec_unpacku_float_lo_optab): Ditto.
18290 (vec_pack_sfix_trunc_optab): Ditto.
18291 (vec_pack_ufix_trunc_optab): Ditto.
18292 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18293 and vec_pack_[s|u]fix_trunc_optab using
18294 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18295 * tree-vectorizer.c (supportable_widening_operation): Handle
18296 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18297 (supportable_narrowing_operation): New function.
18298 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18299 * tree-vect-transform.c (vectorizable_conversion): Handle
18300 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18301 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18302 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18303 to check for target support.
18304 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18305 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18306 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18307 for VEC_PACK_FIX_TRUNC_EXPR.
18308 (expand_binop): Special case mode of the result for
18309 vec_pack_[u|s]fix_trunc_optab.
18310 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18311 vec_pack_[u|s]fix_trunc_optab.
18313 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18314 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18315 * tree-pretty-print.c (dump_generic_node): Handle
18316 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18317 VEC_PACK_FIX_TRUNC_EXPR.
18319 * expr.c (expand_expr_real_1): Ditto.
18320 * tree-inline.c (estimate_num_insns_1): Ditto.
18321 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18323 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18324 (vec_unpacks_float_lo_v8hi): Ditto.
18325 (vec_unpacku_float_hi_v8hi): Ditto.
18326 (vec_unpacku_float_lo_v8hi): Ditto.
18327 (vec_unpacks_float_hi_v4si): Ditto.
18328 (vec_unpacks_float_lo_v4si): Ditto.
18329 (vec_pack_sfix_trunc_v2df): Ditto.
18331 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18333 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18334 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18335 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18336 [vec_pack_ufix_trunc]: Ditto.
18337 [vec_unpacks_float_hi]: Ditto.
18338 [vec_unpacks_float_lo]: Ditto.
18339 [vec_unpacku_float_hi]: Ditto.
18340 [vec_unpacku_float_lo]: Ditto.
18342 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18344 * soft-fp/README: Update for new files.
18345 * soft-fp/floattisf.c: New file.
18346 * soft-fp/floattidf.c: New file.
18347 * soft-fp/floattitf.c: New file.
18348 * soft-fp/floatuntisf.c: New file.
18349 * soft-fp/floatuntidf.c: New file.
18350 * soft-fp/floatuntitf.c: New file.
18351 * soft-fp/fixsfti.c: New file.
18352 * soft-fp/fixdfti.c: New file.
18353 * soft-fp/fixtfti.c: New file.
18354 * soft-fp/fixunssfti.c: New file.
18355 * soft-fp/fixunsdfti.c: New file.
18356 * soft-fp/fixunstfti.c: New file.
18357 * soft-fp/extendxftf.c: New file.
18358 * soft-fp/trunctfxf.c: New file.
18360 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18361 (__trunctfxf2): Ditto.
18363 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18364 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18365 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18366 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18367 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18368 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18370 * config/i386/t-fprules-softfp64: New file.
18371 * config/i386/sfp-machine.h: New file.
18372 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18373 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18374 and soft-fp/t-softfp to tmake_file.
18375 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18376 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18378 * config/i386/t-linux64 (softfp_wrap_start): New.
18379 (softfp_wrap_end): New.
18380 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18381 supported for TARGET_64BIT.
18383 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18385 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18386 c_common_unsigned_type behavior.
18388 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18390 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18393 2007-05-16 Eric Christopher <echristo@apple.com>
18395 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18396 saving after stack push. Set sp_offset whenever we push.
18397 (rs6000_emit_epilogue): Move altivec register restore before
18400 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18402 * configure.ac: Allow sysroots to be relocated under $prefix as
18403 well as $exec_prefix.
18404 * configure: Regenerate.
18406 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18410 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18412 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18413 (gcc_tooldir): Likewise.
18414 * configure: Regenerate.
18415 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18416 old configure.ac gcc_tooldir setting.
18417 (prefix_to_exec_prefix): New variable.
18418 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18419 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18421 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18423 * c-typeck.c (build_binary_op): Return early for error.
18425 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18427 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18428 struct nb_iter_bound.
18429 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18430 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18431 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18432 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18433 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18434 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18435 (del_scev_info): Use ggc_free.
18436 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18437 * loop-init.c: Include ggc.h.
18438 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18439 (loop_optimizer_finalize): Use ggc_free.
18440 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18441 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18442 pass_iv_optimize): Add TODO_ggc_collect.
18443 * function.h (struct function): Remove skip marker from
18445 * cfgloop.c: Include ggc.h.
18446 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18448 (establish_preds): Vector superloops is gc allocated.
18449 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18451 (flow_loops_find): Vector larray is gc allocated.
18452 (loop_exit_free): Use ggc_free.
18453 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18454 that head of exits list is now not a part of struct loop.
18455 (record_loop_exits): Allocate exits table in gc memory.
18456 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18457 that head of exits list is now not a part of struct loop.
18458 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18459 struct loop_exit): Add GTY marker.
18460 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18461 Add skip marker to aux field. Make head of exits list a separate
18463 (struct loops): Add GTY marker. Make larray vector gc allocated.
18464 Add param marker to exits table.
18465 (get_loops): Type changed.
18466 * Makefile.in (tree-scalar-evolution.o): Add
18467 gt-tree-scalar-evolution.h dependency.
18468 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18469 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18470 * basic-block.h (struct basic_block_def): Remove skip marker from
18473 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18475 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18476 of 0 in the call to expand_expr().
18477 (expand_builtin_mathfn_3): Ditto.
18478 (expand_builtin_interclass_mathfn): Ditto.
18479 (expand_builtin_cexpi): Ditto.
18480 (expand_builtin_int_roundingfn): Ditto.
18481 (expand_builtin_int_roundingfn_2): Ditto.
18482 (expand_builtin_pow): Ditto.
18483 (expand_builtin_powi): Ditto.
18484 (expand_builtin_bswap): Ditto.
18485 (expand_builtin_unop): Ditto.
18486 (expand_builtin_fabs): Ditto.
18487 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18488 the call to expand_expr().
18489 (expand_builtin_sync_operation): Ditto.
18490 (expand_builtin_compare_and_swap): Ditto.
18491 (expand_builtin_lock_test_and_set): Ditto.
18492 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18493 instead of 0 in the call to expand_expr().
18494 (expand_builtin_extract_return_addr): Ditto.
18495 (expand_builtin_eh_return): Ditto.
18496 (expand_eh_return): Ditto.
18497 * explow.c (expr_size): Ditto.
18498 * expr.c (optimize_bitfield_assignment_op): Ditto.
18499 (expand_assignement): Ditto.
18500 (store_expr): Ditto.
18501 (store_field): Ditto.
18502 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18503 the call to expand_expr().
18504 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18505 in the call to expand_expr().
18506 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18507 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18508 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18510 * optabs.c (expand_vec_shift_expr): Ditto.
18511 (expand_vec_cond_expr): Ditto.
18512 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18513 call to expand_expr().
18514 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18515 in the call to expand_expr().
18517 2007-05-14 Dave Korn <dave.korn@artimi.com>
18519 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18521 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18523 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18524 instead of c_common_unsigned_type.
18525 (c_common_unsigned_type): Remove.
18526 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18527 c_common_unsigned_type.
18528 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18529 c_common_unsigned_type.
18530 * c-common.h (c_common_unsigned_type): Remove.
18531 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18532 c_common_unsigned_type.
18533 * c-format.c (check_format_types): Use unsigned_type_for instead of
18534 c_common_unsigned_type.
18535 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18536 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18537 of c_common_unsigned_type.
18538 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18539 lang_hooks.types.unsigned_type.
18540 * expmed.c (make_tree): Use unsigned_type_for instead of
18541 lang_hooks.types.unsigned_type.
18542 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18543 lang_hooks.types.unsigned_type.
18544 (build_range_check): Likewise.
18545 (fold_unary): Likewise.
18546 (fold_binary): Likewise.
18547 (fold_ternary): Likewise.
18548 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18549 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18550 * tree.c (get_unsigned_type): New.
18551 (unsigned_type_for): Use get_unsigned_type instead of
18552 lang_hooks.types.unsigned_type.
18554 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18556 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18557 to m68k_get_function_kind. Update its prototype.
18558 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18560 (m68k_interrupt_function_p): Return enum m68k_function_type
18561 instead of bool. Rename to m68k_get_function_kind.
18562 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18563 target is not fido.
18564 (m68k_compute_frame_layout): Don't mark any register for save
18565 if an interrupt_thread attribute is specified.
18566 (m68k_hard_regno_rename_ok): Update a use of
18567 m68k_interrupt_function_p.
18568 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18569 m68k_interrupt_function_p.
18570 (m68k_function_type): New.
18571 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18572 for a function with an interrupt_thread attribute.
18573 * doc/extend.texi: Document the interrupt_thread attribute.
18575 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18577 Fix PR tree-optimization/31911
18578 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18579 if they didn't change the expression.
18581 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18583 * tree-scalar-evolution.c (resolve_mixers): Exported.
18584 * tree-scalar-evolution.h (resolve_mixers): Declare.
18585 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18586 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18587 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18588 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18589 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18590 strip_conversion, analyze_offset_expr, address_analysis,
18591 object_analysis, analyze_offset): Removed.
18592 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18593 split_constant_offset, canonicalize_base_object_address,
18594 object_address_invariant_in_loop_p, disjoint_objects_p,
18595 dr_may_alias_p, dr_address_invariant_p): New functions.
18596 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18597 and dr_analyze_alias.
18598 (initialize_data_dependence_relation): Use dr_may_alias_p
18599 and object_address_invariant_in_loop_p.
18600 (compute_self_dependence): Handle the case when
18601 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18602 (find_data_references_in_stmt): Restrict the analysis of data
18603 references to the given loop nest.
18604 (find_data_references_in_loop): Made static. Pass loop nest to
18605 find_data_references_in_stmt.
18606 (compute_data_dependences_for_loop): Use DR_VOPS.
18607 (free_data_ref): Free DR_VOPS.
18608 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18609 (struct innermost_loop_behavior): ... new.
18610 (struct base_object_info): Replaced by ...
18611 (struct indices): ... new.
18612 (struct dr_alias): New.
18613 (enum data_ref_type): Removed.
18614 (struct data_reference): Consist of struct innermost_loop_behavior,
18615 struct indices and struct dr_alias.
18616 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18617 (DR_MEMTAG): Renamed to ...
18618 (DR_SYMBOL_TAG): ... this.
18619 (find_data_references_in_loop): Declaration removed.
18620 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18621 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18622 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18623 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18625 2007-05-13 Revital Eres <eres@il.ibm.com>
18627 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18628 which walks virtual def-use chains to find redundant stores.
18629 (dse_optimize_stmt): Call it.
18631 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18633 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18634 * passes.c (init_optimization_passes): Move pass_jump_bypass
18637 * basic-block.h (bb_has_eh_pred): Fix style issue.
18639 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18641 PR rtl-optimization/31848
18642 * loop-invariant.c (move_invariant_reg): If we move an insn
18643 with a REG_EQUAL note, and that insn is not always executed,
18644 remove the REG_EQUAL note.
18646 2007-05-12 Richard Guenther <rguenther@suse.de>
18648 PR tree-optimization/31797
18649 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18650 propagate into a stmt that has volatile ops.
18652 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18654 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18655 (gcc_tooldir): Likewise.
18656 * configure: Regenerate.
18657 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18658 old configure.ac gcc_tooldir setting.
18659 (prefix_to_exec_prefix): New variable.
18660 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18661 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18663 2007-05-11 Silvius Rus <rus@google.com>
18665 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18666 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18667 * c-common.h (strict_aliasing_warning): Change return type.
18668 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18669 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18670 (build_c_cast): Condition call to strict_aliasing_warning.
18671 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18672 * flags.h (set_Wstrict_aliasing): Declare.
18673 * opts.c (set_Wstrict_alising): Define, add call to.
18674 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18675 * tree-ssa-alias-warnings.c: New file.
18676 * tree-ssa-alias.c (compute_may_aliases): Add call to
18677 strict_aliasing_warning_backend.
18679 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18681 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18682 Use loop_depth and loop_outer accessor functions.
18683 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18684 determine_invariantness_stmt, move_computations_stmt): Ditto.
18685 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18686 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18687 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18688 * tree-scalar-evolution.c (interpret_loop_phi,
18689 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18690 instantiate_parameters_1, scev_const_prop): Ditto.
18691 * cfghooks.c (make_forwarder_block): Ditto.
18692 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18693 * modulo-sched.c (loop_canon_p): Ditto.
18694 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18695 slpeel_can_duplicate_loop_p): Ditto.
18696 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18697 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18698 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18699 cancel_loop, verify_loop_structure): Ditto.
18700 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18701 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18702 superloops vector instead of "pred" array.
18703 (establish_preds): Take father loop as an argument. Initialize the
18705 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18706 Do not initialize loop->outer.
18707 (flow_loop_tree_node_remove): Truncate the superloops vector.
18708 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18709 "pred" merged to "superloops" vector.
18710 (loop_depth, loop_outer): New.
18711 (fel_init): Use loop_outer.
18713 2007-05-11 Jan Hubicka <jh@suse.cz>
18715 * cgraphunit.c: Include gt-cgraphunit.h
18716 (static_ctors, static_dtors): New static vars.
18717 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18718 based on implementation in c-common.c
18719 (cgraph_finalize_function): Call record_cdtor_fn.
18720 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18721 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18722 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18723 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18724 build_cdtor, c_build_cdtor_fns): Remove.
18725 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18726 c_build_cdtor_fns): Remove prototype.
18728 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18731 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18732 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18733 * builtins.c (fold_builtin_memchr): New.
18734 (expand_builtin_memchr): Call the latter.
18735 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18736 * doc/extend.texi ([Other built-in functions provided by GCC]):
18739 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18741 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18742 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18743 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18744 PFPO_OP1_TYPE_SHIFT): Constants added.
18745 (DFP_ALL): Mode macro defined.
18746 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18747 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18748 Insn definitions added.
18749 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18750 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18753 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18755 PR tree-optimization/31885
18756 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18757 NULL_TREE to be undetermined.
18758 (automatically_generated_chrec_p): Return false for NULL.
18760 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18762 * config/bfin/bfin.h (MOVE_RATIO): Define.
18764 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18766 * config.gcc (sparc-wrs-vxworks): New target.
18767 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18768 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18769 * config/sparc/sparc.h: Include vxworks-dummy.h.
18770 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18771 include LABEL_REFs too.
18772 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18773 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18775 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18777 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18778 (sparc_emit_call_insn): New function.
18779 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18780 functions when generating VxWorks PIC.
18781 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18782 (call, call_value): Use sparc_emit_call_insn instead of
18785 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18787 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18789 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18791 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18792 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18793 split_double instead of operand_subword.
18795 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18797 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18798 * config/bfin/bfin.c (bfin_local_alignment): New function.
18799 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18801 2007-05-08 Chao-ying Fu <fu@mips.com>
18803 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18804 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18805 (smsub_widen_optab, umsub_widen_optab): Define.
18806 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18808 * genopinit.c (optabs): Fill in smsub_widen_optab and
18810 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18811 and umsub_widen_optab to implement multiply-subtract sequences.
18812 * config/mips/mips.md (*msac<u>_di): Rename to...
18813 (<u>msubsidi4): ...this. Extend condition to include
18814 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18815 of operand 0 to "ka" and use the three-operand form of msub<u>
18817 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18820 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18822 PR rtl-optimization/28011
18823 * reload.c (push_reload): Set dont_share if IN appears in OUT
18824 also when IN is a PLUS rtx.
18825 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18828 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18830 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18831 call unshare_all_decls.
18832 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18833 (unshare_all_decls): Remove.
18835 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18838 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18841 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18842 Nigel Stephens <nigel@mips.com>
18844 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18845 Update comments and all uses.
18846 (MIN_FPRS_PER_FMT): Define.
18847 * config/mips/mips.c (function_arg): Fix to correctly handle
18848 the -mips32r2 -mfp64 -mabi=32 case.
18849 (override_options): Enable use of odd-numbered registers for
18850 SFmode values on MIPS32.
18851 (mips_save_reg_p): Save whole floating-point register pair if
18852 either half is used.
18853 (compute_frame_size): Fix comment.
18855 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18857 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18858 argument of type bool.
18859 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18860 argument. Safely select temporary P register according to it.
18861 (do_link): Change call site of add_to_reg accordingly.
18862 (do_unlink): Add epilogue_p as a fourth argument and pass it
18864 (expand_interrupt_handler_epilogue): Change call of do_unlink
18866 (bfin_expand_prologue): Add a third argument sibcall_p.
18867 * config/bfin/bfin.md (epilogue): Change call of
18868 bfin_expand_epilogue accordingly.
18869 (sibcall_epilogue): Likewise.
18870 (eh_return_internal): Likewise.
18872 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18873 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18874 * config/bfin/bfin.c (bfin_handle_option): Handle
18875 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18876 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18877 Support bf534, bf536 and bf561.
18878 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18880 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18883 * config/i386/i386.c (ix86_function_regparm): Process local
18884 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18886 2007-05-07 Mike Stump <mrs@apple.com>
18888 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18889 also checks for and while statements in C++.
18891 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18893 * gcc.c (at_file_supplied): New variable.
18894 (main): Set it if we expanded argv.
18895 (do_spec_1): Pass an @-file to the linker if we were called with
18896 an @-file argument and HAVE_GNU_LD.
18897 * collect2.c (at_file_supplied): New variable.
18898 (response_file): New variable.
18899 (collect_exit): Unlink response_file if necessary.
18900 (handler): Likewise.
18901 (do_wait): Likewise.
18902 (main): Set at_file_supplied if we expanded argv.
18903 (collect_execute): Pass an @-file to subprocesses if we were called
18904 with an @-file argument.
18905 * configure.ac: Add define for HAVE_GNU_LD.
18906 * configure: Regenerate.
18907 * config.in: Regenerate.
18909 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18911 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18912 operand to HI mode.
18917 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18919 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18920 (TARGET_ENCODE_SECTION_INFO): Re-define.
18921 (m32c_encode_section_info): New
18922 (function_vector_handler): New
18923 (current_function_special_page_vector): New
18924 (m32c_special_page_vector_p): New.
18925 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18927 * config/m32c/jump.md: Added instruction JSRS for functions
18928 with attribute "function_vector".
18929 * doc/extend.texi (function_vector): Added description
18930 for M16C, M32C targets.
18932 2007-05-07 DJ Delorie <dj@redhat.com>
18935 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18936 ashrpsi3, lshrpsi3): Update shift count constraint.
18938 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18939 Nathan Froyd <froydnj@codesourcery.com>
18942 * c-incpath.c (add_path): Strip trailing path separators.
18944 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18946 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18947 Free dominance info before purging EH edges.
18948 (eliminate_degenerate_phis): Likewise.
18949 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18951 2007-05-07 Jan Hubicka <jh@suse.cz>
18953 * gimplify.c (gimplify_expr): Do not crash when folding
18954 (void *)(int)&a + 4.
18956 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18959 * c-opts.c (lang_fortran): Make it non static.
18960 * c-common.h (lang_fortran): New prototype.
18961 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18962 -lang-fortran option was passed by the driver.
18964 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18966 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18967 of ASSERT_CHECKING. Tweak message.
18969 2007-05-06 Revital Eres <eres@il.ibm.com>
18972 * loop-unroll.c (insert_var_expansion_initialization):
18973 Initialize the expansions with -zero instead of +zero.
18975 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18977 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18978 into pic and non-pic versions. Mark r19 as used for
18979 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18980 for tgd_load, tld_load and tie_load .
18981 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18982 version of tgd_load, tld_load and tie_load depending on the
18985 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18986 Jakub Jelinek <jakub@redhat.com>
18988 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18989 (__do_global_dtors_aux): Use more paranoid loop to run
18990 destructors if HIDDEN_DTOR_LIST_END.
18991 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18993 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18995 * varasm.c (align_variable): Don't increase alignment for
18996 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18997 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18999 2007-05-04 Josh Conner <jconner@apple.com>
19001 * basic-block.h (cdi_direction): Assign values to all enumeration
19003 (dom_computed): Remove.
19004 (dom_info_state): New.
19005 (set_dom_info_availability): New.
19006 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19007 walk_data.dom_direction.
19008 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19009 instead of dom_computed[].
19010 (split_edge): Likewise.
19011 (create_basic_block): Likewise.
19012 (merge_blocks): Likewise.
19013 * ifcvt.c (find_if_header): Likewise.
19014 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19015 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19016 * tree-ssa.c (verify_ssa): Likewise.
19017 * tree-cfg.c (tree_verify_flow_info): Likewise.
19018 (remove_edge_and_dominated_blocks): Likewise.
19019 * dominance.c (dom_computed): Make static.
19020 (calc_dfs_tree_nonrec): Change third param to a bool.
19021 (calc_dfs_tree): Change second param to a bool.
19022 (calc_idioms): Change second param to a bool. Use
19023 dom_convert_dir_to_idx.
19024 (init_dom_info): Validate dir before using.
19025 (dom_convert_dir_to_idx): New.
19026 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19027 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19028 (free_dominance_info): Use dom_convert_dir_to_idx.
19029 (get_immediate_dominator): Likewise.
19030 (set_immediate_dominator): Likewise.
19031 (get_dominated_by): Likewise.
19032 (redirect_immediate_dominators): Likewise.
19033 (nearest_common_denominator): Likewise.
19034 (dominated_by_p): Likewise.
19035 (bb_dom_dfs_in): Likewise.
19036 (bb_dom_dfs_out): Likewise.
19037 (recount_dominator): Likewise.
19038 (iterate_fix_dominators): Likewise.
19039 (add_to_dominance_info): Likewise.
19040 (delete_from_dominance_info): Likewise.
19041 (first_dom_son): Likewise.
19042 (next_dom_son): Likewise.
19043 (dom_info_available_p): Likewise.
19044 (dom_info_state): New.
19045 (set_dom_info_availability): New.
19047 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19049 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19051 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19053 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19055 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19056 (subdi3, subdi_carry): Delete.
19058 2007-05-04 Jan Hubicka <jh@suse.cz>
19059 Richard Guenther <rguenther@suse.de>
19061 * opts.c (decode_options): Do not fiddle with inlining
19062 parameters in case of optimizing for size.
19063 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19064 for size do nothing.
19065 (cgraph_decide_inlining_of_small_function): When optimizing for
19066 size never inline functions increasing caller size.
19067 (cgraph_early_inlining): Inline for size when optimizing for size.
19069 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19071 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19072 logical operations piecewise.
19073 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19074 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19075 subdi_sesidi_di): Delete.
19076 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19077 the generated sequence. Allow three-reg add in constraints. Rewrite
19078 the rtl expression for carry to avoid zero_extend of a constant.
19079 (sub_with_carry): New pattern.
19080 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19081 different sequence not involving jumps.
19082 (notbi): Now a named pattern.
19084 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19086 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19087 Add the note about a significant loss of accuracy of some
19088 mathematical routines when these options are used.
19090 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19092 * haifa-sched.c (rtx_vec_t): New typedef.
19093 (contributes_to_priority_p): Extract piece of priority () into new
19095 (priority): Use the function. Add assertion.
19096 (rank_for_schedule, set_priorities): Add assertion to check that
19097 insn's priority is initialized.
19098 (clear_priorities, calc_priorities): Change signature. Make it update
19099 all relevant insns. Update all callers ('add_to_speculative_block ()'
19100 and 'create_block_check_twin ()').
19101 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19102 Add new field 'priority_status'.
19103 (INSN_PRIORITY_STATUS): New macro.
19104 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19106 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19108 * sched-ebb.c (debug_ebb_dependencies): New static function.
19109 (init_ready_list): Use it.
19111 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19112 with changed signature and 'debug_rgn_dependencies ()'.
19113 (debug_rgn_dependencies): New static function.
19114 (init_ready_list): Use it.
19116 * sched-int.h (debug_dependencies): Declare.
19118 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19120 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19122 2007-05-04 Dirk Mueller <dmueller@suse.de>
19124 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19126 2007-05-03 Jan Hubicka <jh@suse.cz>
19128 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19129 ((T1)X op (T1)Y), for pointer type in more cases than before.
19131 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19133 * tree-object-size.c (plus_expr_object_size): When operand size is
19134 unknown, return unknown.
19136 2007-05-03 Dirk Mueller <dmueller@suse.de>
19138 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19140 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19143 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19145 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19147 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19149 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19151 * config/soft-fp/double.h, config/soft-fp/extended.h,
19152 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19153 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19154 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19155 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19158 2007-05-03 Ian Lance Taylor <iant@google.com>
19160 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19161 MASK_PPC_GFXOPT for 8540 or 8548.
19163 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19165 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19166 vect_print_dump_info() to output debug information.
19168 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19171 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19172 operands of size 2 when operand is not MEM_P.
19174 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19176 PR tree-optimization/30565
19177 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19179 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19181 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19182 (umulsi3_highpart): Use them.
19183 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19184 for final accumulator to D regisster tranfser.
19186 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19188 PR tree-optimization/31699
19189 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19191 (vect_enhance_data_refs_alignment): Compute peel amount using
19192 TYPE_VECTOR_SUBPARTS instead of vf.
19193 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19195 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19198 * system.h: Remove inclusion of double-int.h
19199 * tree.h: Include double-int.h
19200 * gengtype.c: Likewise
19201 * cfgloop.h: Likewise
19202 * Makefile.in: Adjust dependencies on double-int.h
19204 2007-05-02 Eric Christopher <echristo@apple.com>
19206 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19207 -shared to -Zdynamiclib.
19209 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19212 * c-common.c (strip_pointer_or_array_types): New function.
19213 * c-common.h (strip_pointer_or_array_types): New function declaration.
19215 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19217 PR tree-optimization/31771
19218 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19220 2007-05-02 Paul Brook <paul@codesourcery.com>
19222 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19224 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19226 PR middle-end/29715
19227 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19230 2007-05-02 Nick Clifton <nickc@redhat.com>
19232 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19234 2007-05-02 Richard Guenther <rguenther@suse.de>
19236 PR tree-optimization/31146
19237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19238 argument, single_use_p. If we have a single use that is
19239 a conversion to the definition rhs type, propagate that rhs.
19240 (forward_propagate_addr_expr): Pass single_use_p argument
19241 to forward_propagate_addr_expr_1.
19243 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19245 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19248 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19250 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19251 'AMD Family 10 core'.
19253 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19255 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19256 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19257 with SSE3 instruction set support.
19258 * doc/invoke.texi: Likewise.
19260 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19262 * config/i386/i386.c (override_options): Tuning 32-byte loop
19263 alignment for amdfam10 architecture. Increasing the max loop
19264 alignment to 24 bytes.
19266 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19268 * config/m68k/constraints.md: New.
19269 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19270 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19271 EXTRA_CONSTRAINT): Remove.
19272 * config/m68k/m68k.md: Include constraints.md.
19273 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19275 2007-05-01 Ian Lance Taylor <iant@google.com>
19277 PR tree-optimization/31739
19278 * tree-vrp.c (vrp_val_is_max): New static function.
19279 (vrp_val_is_min): New static function.
19280 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19282 (set_value_range): Use vrp_val_is_{max,min}.
19283 (extract_range_from_assert): Likewise.
19284 (extract_range_from_binary_expr): Likewise.
19285 (extract_range_from_unary_expr): Likewise.
19286 (dump_value_range, vrp_meet): Likewise.
19287 (vrp_visit_phi_node): Likewise.
19288 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19290 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19292 * config/i386/gmon-sol2.c (size_t): New type.
19293 (intptr_t): Likewise.
19294 (s_textsize): Declare as size_t.
19296 (monstartup): Use size_t for sizes.
19297 (_mcount): Save and restore registers.
19298 (internal_mcount): Pass 0 as the first argument to monstartup
19300 (moncontrol): Convert pointer to appropriately sized integer
19301 before passing to profil.
19303 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19305 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19306 __NO_FPRS__, not just if _SOFT_DOUBLE.
19307 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19308 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19309 also for E500 double.
19310 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19311 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19314 2007-05-01 Richard Guenther <rguenther@suse.de>
19316 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19319 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19321 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19323 2007-05-01 Jan Hubicka <jh@suse.cz>
19325 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19328 2007-05-01 Jan Hubicka <jh@suse.cz>
19330 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19331 (maybe_fold_offset_to_reference): Declare.
19332 * fold-const.c (fold_unary): Do not fold
19333 (type *)&A into &A->field_of_type_and_offset_0
19334 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19335 size is unknown, give up.
19336 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19338 (maybe_fold_offset_to_reference): New.
19339 (maybe_fold_stmt_indirect): Use it.
19340 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19341 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19343 (gimplify_expr): Likewise for plus_expr.
19345 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19347 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19348 bsi_after_labels. Always insert statements before bsi.
19349 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19350 * predict.c (apply_return_prediction): Check for empty blocks.
19351 * cfgexpand.c (lab_rtx_for_bb): New variable.
19352 (label_rtx_for_bb): Do not create new tree labels.
19353 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19354 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19355 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19357 (label_for_bb): Add field used.
19358 (update_eh_label, main_block_label): Mark the label used.
19359 (cleanup_dead_labels): Remove unused labels.
19361 2007-05-01 Richard Guenther <rguenther@suse.de>
19363 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19364 if it is not about to be set.
19365 (get_value_range): Do not pre-allocate equiv bitmap.
19366 (update_value_range): No need to clear equiv field.
19367 (add_equivalence): Change prototype to get bitmap pointer.
19368 Allocate bitmap here if it is not already.
19369 (extract_range_from_assert): Do not allocate bitmap here.
19370 Update callers to add_equivalence.
19371 (extract_range_from_ssa_name): Likewise.
19372 (get_vr_for_comparison): New static helper.
19373 (compare_name_with_value): Handle NULL equiv bitmap by
19374 peeling the first iteration of the comparison loop.
19375 Use get_vr_for_comparison.
19376 (compare_names): Handle NULL equiv bitmaps by using fake
19377 ones. Use get_vr_for_comparison.
19379 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19381 * double-int.c (mpz_set_double_int): Moved from
19382 tree-ssa-loop-niter.c.
19383 (mpz_get_double_int): Likewise; also, add option to wrap
19384 out-of-range integers.
19385 * double-int.h: New prototypes for above.
19386 * tree.c (get_static_type_bounds): Moved from
19387 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19388 TYPE_MAX_VALUE if they exist..
19389 * tree.h: New prototype for above.
19390 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19391 get_type_bounds calls.
19392 (mpz_set_double_int): Move to double-int.c.
19393 (get_type_bounds): Move to tree.c, rename to
19394 get_static_type_bounds.
19395 (mpz_to_double_int): Move to double-int.c, rename to
19396 mpz_get_double_int.
19398 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19400 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19401 DIV0 exception can fall through to a normal return.
19403 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19405 PR middle-end/22156
19406 Temporarily revert:
19407 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19408 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19409 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19410 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19411 initialize align to silence bogus warning.
19412 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19413 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19415 (struct sra_walk_fns): Remove use_all parameter from use.
19416 (sra_hash_tree): Handle BIT_FIELD_REFs.
19417 (sra_elt_hash): Don't hash bitfld blocks.
19418 (sra_elt_eq): Skip them in parent compares as well. Handle
19420 (sra_walk_expr): Don't maintain or pass down use_all_p.
19421 (scan_use): Remove use_all parameter.
19422 (scalarize_use): Likewise. Re-expand assignment to
19423 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19424 output, and re-scalarize after output. Don't mark anything
19426 (scalarize_ldst): Adjust.
19427 (scalarize_walk_gimple_modify_statement): Likewise.
19428 (build_element_name_1): Handle BIT_FIELD_REFs.
19429 (instantiate_element): Don't warn for any element whose parent
19430 is used as a whole.
19431 (instantiate_missing_elements_1): Return the sra_elt.
19432 (canon_type_for_field): New.
19433 (try_instantiate_multiple_fields): New.
19434 (instantiate_missing_elemnts): Use them.
19435 (mark_no_warning): Removed.
19436 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19437 (REPLDUP, sra_build_elt_assignment): New.
19438 (generate_copy_inout): Use them.
19439 (generate_element_copy): Likewise. Handle bitfld differences.
19440 (generate_element_zero): Don't recurse for blocks. Use
19441 sra_build_elt_assignment.
19442 (generate_one_element_int): Take elt instead of var. Use
19443 sra_build_elt_assignment.
19444 (generate_element_init_1): Adjust.
19445 (scalarize_use, scalarize_copy): Use REPLDUP.
19446 (scalarize_ldst): Move assert before dereference.
19447 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19449 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19452 * tree.c (reconstruct_complex_type): Reconstruct a reference
19454 Also use the same mode for the pointer as the old pointer type.
19456 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19458 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19461 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19463 PR rtl-optimization/31676
19464 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19465 (df_refs_record): Call it.
19467 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19469 * rtl.def (SS_ABS): New code.
19470 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19471 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19472 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19473 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19474 (bfin_init_builtins): Define them.
19475 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19476 (bfin_expand_builtin): ... and handle the others here.
19477 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19478 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19479 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19480 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19481 operand is only HImode.
19483 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19485 * regclass.c (scan_one_insn): Remove splitting of
19488 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19489 Nigel Stephens <nigel@mips.com>
19491 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19493 2007-04-28 Jan Hubicka <jh@suse.cz>
19495 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19496 insn_locators_alloc instead of insn_locators_initialize;
19497 call reset_block_changes.
19498 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19499 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19500 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19501 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19502 * config/score/score.c (th_output_mi_thunk): Likewise.
19503 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19504 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19505 tolerate uninitialized locator info.
19508 * function.c (init_function_start): Don't init line number info.
19509 (expand_function_end): Update.
19510 (reset_block_changes, record_block_change, finalize_block_changes,
19511 check_block_change, free_block_changes): Kill.
19512 * function.h (reset_block_changes, record_block_change,
19513 finalize_block_changes, check_block_change, free_block_changes):
19515 (struct function): Remove ib_boundaries_block.
19516 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19517 Use curr_insn_locator to initialize locator.
19518 (emit_line_note): Remove.
19519 * cfgexpand.c (expand_gimple_cond_expr): Update.
19520 (construct_exit_block): Likewise.
19521 (tree_expand_cfg): Initialize/finalize locators.
19522 * expr.c (expand_expr_real): Update.
19523 * cfglayout.c (line_locators_locs, line_locators_lines,
19524 file_locators_locs, file_locators_files): Remove.
19525 (set_block_levels): Move to cfgexpand.c.
19526 (insn_locators_initialize): Remove.
19527 (pass_insn_locators_initialize): Remove.
19528 (locations_locators_locs, locations_locators_vals): New static vars.
19529 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19531 (insn_locators_alloc, insn_locators_finalize,
19532 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19534 (locator_location): New.
19535 (locator_line, locator_file): Rewrite.
19536 * rtl.h (emit_line_note): Kill.
19537 (insn_locators_alloc, insn_locators_finalize,
19538 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19540 * tree-inline.c (initialize_cfun): Do not initialize
19541 ib_boundaries_block.
19542 * passes.c (pass_insn_locators_initialize): Remove.
19544 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19546 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19547 info. Update last_basic_block correctly.
19549 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19552 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19553 register itself to hold the offset constant. Tell flow the use
19554 of r4 and r5 when they are used.
19556 2007-04-27 Richard Guenther <rguenther@suse.de>
19558 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19559 if we simplified anything.
19560 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19561 warnings until we did a simplification and the stmt was not
19562 marked as TREE_NO_WARNING.
19564 2007-04-27 Mike Stump <mrs@apple.com>
19566 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19568 2007-04-27 Ian Lance Taylor <iant@google.com>
19570 PR middle-end/31710
19571 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19572 TYPE_MAX_VALUE exist, convert them to the new type.
19574 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19576 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19577 if it claims to be available.
19578 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19579 edge is redirected.
19580 (perform_tree_ssa_dce): Always free postdominators.
19582 2007-04-27 Richard Henderson <rth@redhat.com>
19584 * config/alpha/predicates.md (aligned_memory_operand): Mark
19585 as define_special_predicate.
19586 (unaligned_memory_operand, normal_memory_operand): Likewise.
19587 (reg_or_unaligned_mem_operand): Remove.
19588 (any_memory_operand): Match the documentation and check for
19589 non-renumbered pseudos during reload.
19590 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19591 alpha_secondary_reload_class, update to new interface, make static.
19592 Handle CQImode like HImode. Remove FP subreg check.
19593 (alpha_expand_mov): Use replace_equiv_address.
19594 (alpha_expand_mov_nobwx): Use any_memory_operand.
19595 (TARGET_SECONDARY_RELOAD): New.
19596 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19597 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19598 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19599 * config/alpha/alpha.md: ... here.
19600 (RELOAD12, reloadmode): New.
19602 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19603 Don't handle the aligned case here.
19604 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19605 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19606 reload_inhi_help. Don't expect a scratch register.
19607 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19609 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19611 2007-04-27 Richard Guenther <rguenther@suse.de>
19613 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19615 2007-04-27 Richard Guenther <rguenther@suse.de>
19617 PR tree-optimization/30965
19618 PR tree-optimization/30978
19619 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19620 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19621 (find_equivalent_equality_comparison): Likewise.
19622 (simplify_cond): Likewise.
19623 (get_prop_source_stmt): New helper.
19624 (get_prop_dest_stmt): Likewise.
19625 (can_propagate_from): Likewise.
19626 (remove_prop_source_from_use): Likewise.
19627 (combine_cond_expr_cond): Likewise.
19628 (forward_propagate_comparison): New function.
19629 (forward_propagate_into_cond): Rewrite to use fold for
19631 (tree_ssa_forward_propagate_single_use_vars): Call
19632 forward_propagate_comparison to propagate comparisons.
19634 2007-04-27 Richard Guenther <rguenther@suse.de>
19636 PR tree-optimization/31715
19637 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19638 sure to do computation on the offset in an appropriate
19641 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19643 * reload.h (elimination_target_reg_p): Declare.
19644 * reload.c (find_reloads): Don't apply the reg_rtx move
19645 optimization if the SET_DEST satisfies elimination_target_reg_p.
19646 * reload1.c (elimination_target_reg_p): New function.
19647 (gen_reload): In the move/add2 fallback, make sure that op0
19648 does not overlap the destination register.
19650 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19652 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19653 transform only GIMPLE_MODIFY_STMTs.
19654 * tree-complex.c (expand_complex_operations_1): Ditto.
19655 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19656 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19657 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19659 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19660 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19661 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19662 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19663 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19664 slpeel_add_loop_guard): Ditto.
19665 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19666 * lambda-code.c (perfect_nestify): Ditto.
19667 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19668 before the first statement.
19669 * tree-optimize.c (execute_free_datastructures): Fix comments.
19670 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19671 * tree-flow.h (disband_implicit_edges): Declaration removed.
19672 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19674 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19675 COND_EXPRs without gotos.
19676 (disband_implicit_edges, has_label_p): Removed.
19677 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19678 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19680 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19682 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19683 also for COND_EXPRs.
19684 * cfgexpand.c (label_rtx_for_bb): New function.
19685 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19686 Use label_rtx_for_bb to find the labels.
19687 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19688 last block. Detect fallthru edges.
19690 2007-04-26 Ian Lance Taylor <iant@google.com>
19693 * reload.c (find_reloads_subreg_address): If the address was valid
19694 in the original mode but not in the new mode, reload the whole
19697 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19699 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19700 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19701 (cleanup_control_expr_graph): Do not invalidate dominance info.
19702 Record altered blocks.
19703 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19704 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19705 cleanup_tree_cfg_bb): New functions.
19706 (remove_forwarder_block): Do not maintain the worklist of blocks.
19707 Record altered blocks.
19708 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19709 not over whole cfg.
19710 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19711 delete_unreachable_blocks if dominators are not available.
19712 * tree-inline.c (optimize_inline_calls): Free dominance information
19714 * tree-flow.h (remove_edge_and_dominated_blocks,
19715 cfgcleanup_altered_bbs): Altered.
19716 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19718 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19720 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19721 do not invalidate dominators.
19723 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19725 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19726 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19727 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19728 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19730 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19732 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19734 2007-04-26 Richard Guenther <rguenther@suse.de>
19736 PR tree-optimization/31703
19737 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19738 the right type for the target of the bittest.
19740 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19742 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19743 ix86_sol10_return_in_memory.
19745 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19747 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19750 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19753 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19755 PR tree-optimization/30558
19756 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19757 clear this_state.prev_try.
19759 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19760 Mark Mitchell <mark@codesourcery.com>
19762 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19763 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19764 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19766 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19769 * doc/invoke.texi (%:print-asm-header): Document.
19770 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19772 (static_spec_functions): Add print-asm-header.
19773 (main): Print a banner before the --target-help linker options.
19774 (print_asm_header_spec_function): New function.
19776 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19779 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19780 (movsf_ie): Likewise.
19782 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19784 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19786 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19788 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19789 exception for divide-by-zero.
19790 (__umodsi3, __modsi3): Likewise.
19792 2007-04-25 Dirk Mueller <dmueller@suse.de>
19794 * c-typeck.c (build_compound_expr): Annotate warning()
19795 call with OPT_Wunused_value.
19796 * tree-ssa.c (warn_uninit): Annotate warning with
19798 * c-common.c (handle_sentinel_attribute): Annotate warning
19799 call with OPT_Wattributes.
19801 2007-04-25 Thiemo Seufer <ths@mips.com>
19803 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19804 (mips16): Fix typo.
19805 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19806 on to the assembler. Improve handling of -mno-mips16. Add handling
19807 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19808 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19809 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19810 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19812 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19815 * config/i386/winnt.c (i386_pe_file_end): Strip only
19816 USER_LABEL_PREFIX when writing export name.
19818 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19820 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19821 sh/elf.h, vx-common.h and vxworks.h.
19822 * config/sh/sh.h: Include config/vxworks-dummy.h.
19823 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19824 (OVERRIDE_OPTIONS): Use it.
19825 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19826 (vxworks_picreg): New pattern.
19827 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19828 VXWORKS_OS_CPP_BUILTINS.
19829 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19830 to their VXWORKS_* equivalents.
19831 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19832 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19833 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19834 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19835 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19836 -mrtp/-fPIC multilibs.
19837 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19838 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19839 (MULTILIB_OSDIRNAMES): Delete.
19841 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19844 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19846 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19848 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19849 rounding mode to be specified by the caller.
19850 (real_to_mpfr) Likewise.
19851 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19852 include new arguments.
19853 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19855 2007-04-24 Ian Lance Taylor <iant@google.com>
19857 PR tree-optimization/31605
19858 * tree-vrp.c (set_value_range): Check that min and max are not
19859 both overflow infinities.
19860 (set_value_range_to_value): New static function.
19861 (extract_range_from_binary_expr): Call set_value_range_to_value.
19862 (extract_range_from_cond_expr): Likewise.
19863 (extract_range_from_expr): Likewise.
19864 (extract_range_from_unary_expr): Likewise. Don't create a range
19865 which overflows on both sides.
19866 (vrp_meet): Check for a useless range.
19867 (vrp_visit_phi_node): If we see a constant which looks like an
19868 overflow infinity, turn off the TREE_OVERFLOW flag.
19870 2007-04-24 Ian Lance Taylor <iant@google.com>
19872 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19874 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19876 PR diagnostic/25923
19877 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19878 diagnostic message is being built.
19879 * tree-pretty-print.c (dump_generic_node): Only write the
19880 formatted text into BUFFER's stream if we are not building a
19881 diagnostic message.
19882 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19884 * Makefile.in (toplev.o): Depend on tree-pass.h.
19886 2007-04-24 Ian Lance Taylor <iant@google.com>
19888 PR tree-optimization/31602
19889 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19890 conditionals in the copied loop header.
19891 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19892 warnings if TREE_NO_WARNING is set.
19893 * doc/invoke.texi (Warning Options): Clarify that
19894 -Wstrict-overflow does not warn about loops.
19896 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19898 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19899 expand on the comment about _Decimal128 arguments and check the
19900 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19901 that _Decimal128 argument uses even/odd register pair.
19902 (function_arg): Ditto.
19904 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19906 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19907 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19909 2007-04-24 Richard Guenther <rguenther@suse.de>
19910 Olga Golovanevsky <olga@il.ibm.com>
19912 * fold-const.c (multiple_of_p): Check for bottom
19915 2007-04-24 Richard Henderson <rth@redhat.com>
19917 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19918 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19919 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19920 looking for non-zero bits shifted out. Avoid a recursive call
19921 when constructing the scalar.
19922 (__floatundisf): Likewise.
19924 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19926 * dwarf2out.c (field_byte_offset): Move the existing logic
19927 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19928 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19930 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19933 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19934 length argument of 0 for memset.
19935 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19936 unsigned shift instead of the signed variant.
19938 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19940 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19941 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19942 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19943 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19944 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19945 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19946 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19947 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19948 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19949 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19950 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19951 "mul<mode>3", "div<mode>3"): Insn definitions added.
19952 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19953 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19954 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19955 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19956 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19957 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19958 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19959 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19960 TARGET_FLOAT_FORMAT): Macro definitions removed.
19961 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19962 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19963 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19964 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19965 (s390_gen_rtx_const_DI): Function removed.
19966 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19968 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19970 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19971 over an external ffs function.
19973 2007-04-24 Chao-ying Fu <fu@mips.com>
19974 Richard Sandiford <richard@nildram.co.uk>
19976 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19977 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19978 (smadd_widen_optab, umadd_widen_optab): Define.
19979 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19981 * genopinit.c (optabs): Fill in smadd_widen_optab and
19983 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19984 and umadd_widen_optab to implement multiply-add sequences.
19985 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19986 (<u>maddsidi4): ...this. Extend condition to include
19987 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19988 of operand 0 to "ka" and use the three-operand form of madd<u>
19990 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19992 * config/mips/constraints.md (ka): New register constraint.
19994 2007-04-24 Jan Hubicka <j@suse.cz>
19998 2007-04-23 Jan Hubicka <jh@suse.cz>
19999 * function.c (init_function_start): Don't init line number info.
20000 (expand_function_end): Update.
20001 (reset_block_changes, record_block_change, finalize_block_changes,
20002 check_block_change, free_block_changes): Kill.
20003 * function.h (reset_block_changes, record_block_change,
20004 finalize_block_changes, check_block_change, free_block_changes):
20006 (struct function): Remove ib_boundaries_block.
20007 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20008 Use curr_insn_locator to initialize locator.
20009 (emit_line_note): Remove.
20010 * cfgexpand.c (expand_gimple_cond_expr): Update.
20011 (construct_exit_block): Likewise.
20012 (tree_expand_cfg): Initialize/finalize locators.
20013 * expr.c (expand_expr_real): Update.
20014 * cfglayout.c (line_locators_locs, line_locators_lines,
20015 file_locators_locs, file_locators_files): Remove.
20016 (set_block_levels): Move to cfgexpand.c.
20017 (insn_locators_initialize): Remove.
20018 (pass_insn_locators_initialize): Remove.
20019 (locations_locators_locs, locations_locators_vals): New static vars.
20020 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20022 (insn_locators_alloc, insn_locators_finalize,
20023 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20025 (locator_location): New.
20026 (locator_line, locator_file): Rewrite.
20027 * rtl.h (emit_line_note): Kill.
20028 (insn_locators_alloc, insn_locators_finalize,
20029 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20031 * tree-inline.c (initialize_cfun): Do not initialize
20032 ib_boundaries_block.
20033 * passes.c (pass_insn_locators_initialize): Remove.
20035 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20037 * doc/invoke.texi: Removed leading '-' from option index entries.
20039 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20041 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20043 (create_phi_node): Use set_phi_nodes.
20044 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20045 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20046 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20047 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20048 (bsi_start, bsi_last): Use bb_stmt_list.
20049 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20050 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20051 Traverse the statements using tsi iterator.
20052 * basic-block.h (struct basic_block_def): Fields stmt_list
20053 and phi_nodes moved to ...
20054 (struct tree_bb_info): ... new structure.
20055 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20056 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20057 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20058 (tree_verify_flow_info): Verify that il.tree is not set for
20059 entry and exit block.
20060 (tree_split_block): Use set_bb_stmt_list.
20062 2007-04-23 Mike Stump <mrs@apple.com>
20064 * config/i386/i386.c (ix86_tune_features
20065 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20068 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20070 * config/i386/i386.md (prefix_extra): New attribute.
20071 (length): Add prefix_extra.
20073 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20074 (sse2_movntv2di): Likewise.
20075 (sse2_cvtps2dq): Likewise.
20076 (sse2_cvtpd2pi): Likewise.
20077 (sse2_cvttpd2pi): Likewise.
20078 (*sse2_cvtpd2ps): Likewise.
20079 (*add<mode>3): Likewise.
20080 (sse2_ssadd<mode>3): Likewise.
20081 (sse2_usadd<mode>3): Likewise.
20082 (*sub<mode>3): Likewise.
20083 (sse2_sssub<mode>3): Likewise.
20084 (sse2_ussub<mode>3): Likewise.
20085 (*mulv8hi3): Likewise.
20086 (*smulv8hi3_highpart): Likewise.
20087 (*umulv8hi3_highpart): Likewise.
20088 (sse2_umulv2siv2di3): Likewise.
20089 (sse2_pmaddwd): Likewise.
20090 (ashr<mode>3): Likewise.
20091 (lshr<mode>3): Likewise.
20092 (ashl<mode>3): Likewise.
20093 (sse2_ashlti3): Likewise.
20094 (sse2_lshrti3): Likewise.
20095 (*umaxv16qi3): Likewise.
20096 (*smaxv8hi3): Likewise.
20097 (*uminv16qi3): Likewise.
20098 (*sminv8hi3): Likewise.
20099 (sse2_eq<mode>3): Likewise.
20100 (sse2_gt<mode>3): Likewise.
20101 (*and<mode>3): Likewise.
20102 (sse2_nand<mode>3): Likewise.
20103 (*ior<mode>3): Likewise.
20104 (*xor<mode>3): Likewise.
20105 (sse2_packsswb): Likewise.
20106 (sse2_packssdw): Likewise.
20107 (sse2_packuswb): Likewise.
20108 (sse2_punpckhbw): Likewise.
20109 (sse2_punpcklbw): Likewise.
20110 (sse2_punpckhwd): Likewise.
20111 (sse2_punpcklwd): Likewise.
20112 (sse2_punpckhdq): Likewise.
20113 (sse2_punpckldq): Likewise.
20114 (sse2_punpckhqdq): Likewise.
20115 (sse2_punpcklqdq): Likewise.
20116 (*sse2_pinsrw): Likewise.
20117 (*sse2_pextrw): Likewise.
20118 (sse2_pshufd_1): Likewise.
20119 (sse2_uavgv16qi3): Likewise.
20120 (sse2_uavgv8hi3): Likewise.
20121 (sse2_psadbw): Likewise.
20122 (sse2_pmovmskb): Likewise.
20123 (*sse2_maskmovdqu): Likewise.
20124 (*sse2_maskmovdqu_rex64): Likewise.
20125 (sse4a_extrqi): Likewise.
20126 (sse4a_extrq): Likewise.
20127 (sse3_lddqu): Set prefix_rep.
20128 (sse3_addsubv4sf3): Likewise.
20129 (sse3_haddv4sf3): Likewise.
20130 (sse3_hsubv4sf3): Likewise.
20131 (sse_cvtss2si): Likewise.
20132 (sse_cvtss2si_2): Likewise.
20133 (sse_cvtss2siq): Likewise.
20134 (sse_cvtss2siq_2): Likewise.
20135 (sse_cvttss2si): Likewise.
20136 (sse_cvttss2siq): Likewise.
20137 (sse2_cvttps2dq): Likewise.
20138 (sse3_movshdup): Likewise.
20139 (sse3_movsldup): Likewise.
20140 (sse2_cvtsd2si): Likewise.
20141 (sse2_cvtsd2si_2): Likewise.
20142 (sse2_cvtsd2siq): Likewise.
20143 (sse2_cvtsd2siq_2): Likewise.
20144 (sse2_cvttsd2si): Likewise.
20145 (sse2_cvttsd2siq): Likewise.
20146 (*sse2_cvtpd2dq): Likewise.
20147 (*sse2_cvttpd2dq): Likewise.
20148 (sse2_pshuflw_1): Likewise.
20149 (sse2_pshufhw_1): Likewise.
20150 (sse4a_insertqi): Likewise.
20151 (sse4a_insertq): Likewise.
20152 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20153 (ssse3_phadddv4si3): Likewise.
20154 (ssse3_phaddswv8hi3): Likewise.
20155 (ssse3_phsubwv8hi3): Likewise.
20156 (ssse3_phsubdv4si3): Likewise.
20157 (ssse3_phsubswv8hi3): Likewise.
20158 (ssse3_pmaddubswv8hi3): Likewise.
20159 (ssse3_pmulhrswv8hi3): Likewise.
20160 (ssse3_pshufbv16qi3): Likewise.
20161 (ssse3_psign<mode>3): Likewise.
20162 (ssse3_palignrti): Likewise.
20163 (abs<mode>2): Likewise.
20164 (ssse3_phaddwv4hi3): Set prefix_extra.
20165 (ssse3_phadddv2si3): Likewise.
20166 (ssse3_phaddswv4hi3): Likewise.
20167 (ssse3_phsubwv4hi3): Likewise.
20168 (ssse3_phsubdv2si3): Likewise.
20169 (ssse3_phsubswv4hi3): Likewise.
20170 (ssse3_pmaddubswv4hi3): Likewise.
20171 (ssse3_pmulhrswv4hi3): Likewise.
20172 (ssse3_pshufbv8qi3): Likewise.
20173 (ssse3_psign<mode>3): Likewise.
20174 (ssse3_palignrdi): Likewise.
20175 (abs<mode>2): Likewise.
20176 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20177 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20178 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20180 2007-04-23 Nick Clifton <nickc@redhat.com>
20182 * params.def: Fix formatting of emacs local variables.
20184 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20186 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20187 move if inter-unit move isn't allowed.
20188 Don't split moving the first element of V2DI to DI to inter-unit
20189 move if inter-unit move isn't allowed.
20191 2007-04-23 Richard Guenther <rguenther@suse.de>
20193 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20194 and CDI_POST_DOMINATORS separately.
20196 2007-04-23 Nick Clifton <nickc@redhat.com>
20198 * c.opt (Wformat-contains-nul): Add warning attribute.
20200 2007-04-23 Jan Hubicka <jh@suse.cz>
20202 * function.c (init_function_start): Don't init line number info.
20203 (expand_function_end): Update.
20204 (reset_block_changes, record_block_change, finalize_block_changes,
20205 check_block_change, free_block_changes): Kill.
20206 * function.h (reset_block_changes, record_block_change,
20207 finalize_block_changes, check_block_change, free_block_changes):
20209 (struct function): Remove ib_boundaries_block.
20210 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20211 Use curr_insn_locator to initialize locator.
20212 (emit_line_note): Remove.
20213 * cfgexpand.c (expand_gimple_cond_expr): Update.
20214 (construct_exit_block): Likewise.
20215 (tree_expand_cfg): Initialize/finalize locators.
20216 * expr.c (expand_expr_real): Update.
20217 * cfglayout.c (line_locators_locs, line_locators_lines,
20218 file_locators_locs, file_locators_files): Remove.
20219 (set_block_levels): Move to cfgexpand.c.
20220 (insn_locators_initialize): Remove.
20221 (pass_insn_locators_initialize): Remove.
20222 (locations_locators_locs, locations_locators_vals): New static vars.
20223 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20225 (insn_locators_alloc, insn_locators_finalize,
20226 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20228 (locator_location): New.
20229 (locator_line, locator_file): Rewrite.
20230 * rtl.h (emit_line_note): Kill.
20231 (insn_locators_alloc, insn_locators_finalize,
20232 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20234 * tree-inline.c (initialize_cfun): Do not initialize
20235 ib_boundaries_block.
20236 * passes.c (pass_insn_locators_initialize): Remove.
20238 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20240 PR middle-end/31448
20241 * expr.c (reduce_to_bit_field_precision): Handle
20244 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20246 PR tree-optimization/24659
20247 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20248 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20249 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20250 * genopinit.c (optabs): Rename vec_pack_mod_optab
20251 to vec_pack_trunc_optab.
20252 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20253 early for scalar floating point operands for NOP_EXPR.
20254 (vectorizable_type_promotion): Ditto.
20255 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20256 vec_pack_trunc_optab.
20257 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20259 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20260 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20261 Rename from VEC_PACK_MOD_EXPR.
20262 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20263 * expr.c (expand_expr_real_1): Ditto.
20264 * tree-inline.c (estimate_num_insns_1): Ditto.
20265 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20267 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20268 (vec_unpacks_lo_v4sf): Ditto.
20269 (vec_pack_trunc_v2df): Ditto.
20270 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20271 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20272 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20274 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20276 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20278 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20279 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20280 packing of floating point operands.
20281 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20282 represent unpacking of floating point operands.
20283 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20284 [vec_unpacks_hi]: Ditto.
20285 [vec_unpacks_lo]: Ditto.
20287 2007-04-22 Jan Hubicka <jh@suse.cz>
20289 * final.c (rest_of_handle_final): Call
20290 targetm.asm_out.constructor/targetm.asm_out.destructor
20291 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20292 proper priority via decl_*_priority_insert.
20293 * c-common.c (c_expand_body): Likewise.
20295 2007-04-22 Richard Guenther <rguenther@suse.de>
20297 PR tree-optimization/29789
20298 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20299 (rewrite_reciprocal): New helper split out from
20300 determine_invariantness_stmt.
20301 (rewrite_bittest): Likewise.
20302 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20303 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20306 2007-04-22 Revital Eres <eres@il.ibm.com>
20308 * loop-unroll.c (var_to_expand): New field to support also
20309 insns of the form x = something + x.
20310 (analyze_insn_to_expand_var): Use it.
20311 (expand_var_during_unrolling): Likewise.
20313 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20315 * predict.c: Include pointer-set.h.
20316 (bb_predictions): New variable.
20317 (tree_predicted_by_p, tree_predict_edge,
20318 remove_predictions_associated_with_edge): Use bb_predictions map
20319 instead of bb->predictions.
20320 (clear_bb_predictions, assert_is_empty): New functions.
20321 (combine_predictions_for_bb): Use bb_predictions map. Call
20322 clear_bb_predictions.
20323 (tree_estimate_probability): Create and free bb_predictions map.
20324 * Makefile.in (predict.o): Add pointer-set.h dependency.
20325 * basic-block.h (struct basic_block_def): Remove predictions
20327 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20329 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20332 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20335 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20337 * timevar.c (timevar_print): Change reference of --disable-checking to
20338 --enable-checking=release. Also warn if assert checking is disabled.
20340 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20343 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20344 decl as addressable if the compound literal was marked as
20346 Mark the decl as a gimple register if it is a complex or
20347 vector decl and does not live in memory.
20349 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20351 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20352 (GENERIC_NEXT): New function macro.
20353 (PHI_CHAIN): Use phi_node's new chain variable.
20354 (tree_phi_node): Change tree_common to tree_base
20355 and add the chain field.
20356 * tree-phinodes.c (make_phi_node): Don't set
20357 TREE_TYPE on the new node.
20358 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20359 instead of checking GIMPLE_TUPLE_P in chain_next.
20360 * tree-vect-transform.c
20361 (get_initial_def_for_induction): Look at
20362 PHI_RESULT_TREE for the type of the phi node.
20363 (update_vuses_to_preheader): Use PHI_CHAIN
20364 instead of TREE_CHAIN on the phi node.
20365 * tree-ssa-structalias.c (compute_points_to_sets):
20367 (ipa_pta_execute): Likewise.
20369 2007-04-21 Richard Guenther <rguenther@suse.de>
20371 PR middle-end/31136
20372 * fold-const.c (fold_unary): Call fold_convert_const on the
20375 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20377 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20378 (store_killed_in_pat): New.
20380 2007-04-20 Richard Henderson <rth@redhat.com>
20383 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20384 TREE_LIST with a void_type_node value, not void_list_node exactly.
20386 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20388 * doc/standards.texi: Re-arrange into language-specific
20389 subsections. Add a C++ section, documenting which standards we
20392 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20394 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20395 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20397 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20399 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20400 ecrti.o and crtbegin.o.
20401 (LIB_DEFAULT_SPEC): Include -lc.
20402 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20404 2007-04-20 Richard Henderson <rth@redhat.com>
20407 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20408 argument; update all callers.
20409 (get_unaligned_offset): New.
20410 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20411 get_unaligned_address, just pass on the address directly.
20412 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20413 the subreg in the helper patterns.
20414 (unaligned_extendqidi_le): Use get_unaligned_offset.
20415 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20416 (unaligned_extendhidi_be): Likewise.
20417 (unaligned_extendhidi): Tidy.
20418 * config/alpha/alpha-protos.h: Update.
20420 2007-04-20 Richard Henderson <rth@redhat.com>
20422 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20423 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20424 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20425 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20426 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20427 (CPP_SPEC): Don't include %(cpp_subtarget).
20428 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20429 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20430 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20432 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20434 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20435 for __builtin_ia32_cmpordss.
20437 PR tree-optimization/31632
20438 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20439 and arg1 for optimizations of comparison against min/max values.
20440 Fold arg0 to arg1's type for optimizations of comparison against
20441 min+1 and max-1 values.
20443 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20445 * reload.c (combine_reloads): When trying to use a dying register,
20446 check whether it's uninitialized and don't use if so.
20448 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20450 * fold-const.c: Remove prototypes for native_encode_expr and
20451 native_interpret_expr.
20452 (native_encode_expr): Make non-static.
20453 (native_interpret_expr): Likewise.
20454 * tree.h: Add prototypes for the above.
20456 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20458 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20459 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20460 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20461 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20462 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20463 Add length attributes.
20465 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20467 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20470 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20471 __STDC_WANT_DEC_FP__.
20473 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20475 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20476 for long double compatibility.
20477 * configure: Regenerate.
20479 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20481 PR rtl-optimization/29841
20482 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20484 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20485 that may cause control flow transfer from being moved.
20487 2007-04-18 Jan Hubicka <jh@suse.cz>
20489 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20492 2007-04-18 Eric Christopher <echristo@apple.com>
20494 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20495 only. Update operands.
20496 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20497 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20498 link register to pic register.
20500 2007-04-18 Dirk Mueller <dmueller@suse.de>
20502 PR diagnostic/31227
20503 * tree-vrp.c (search_for_addr_array): New.
20504 (check_array_bounds): Suppress warning about
20505 address taken of array refs if its not de-referenced.
20507 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20509 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20510 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20512 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20513 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20514 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20516 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20518 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20520 (vect_analyze_scalar_cycles): Fix indentation.
20521 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20522 (vect_mark_relevant): Include phis in relevance analysis.
20524 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20526 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20528 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20529 output_operand_lossage().
20531 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20533 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20534 the unused code for reduction without adjust-in-epilog to simplify the
20537 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20539 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20540 (S390_TDC_NEGATIVE_ZERO): New constant.
20541 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20542 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20543 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20544 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20545 (S390_TDC_POSITIVE_INFINITY): New constant.
20546 (S390_TDC_NEGATIVE_INFINITY): New constant.
20547 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20548 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20549 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20550 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20551 (S390_TDC_INFINITY): New constant.
20552 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20553 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20554 optimization for UNSPEC_CCZ_TO_INT.
20555 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20556 ("*ccz_to_int"): New insn.
20557 ("isinf<mode>2"): New insn.
20558 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20559 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20560 (UNSPEC_CCZ_TO_INT): New constant.
20562 2007-04-18 Richard Guenther <rguenther@suse.de>
20564 PR tree-optimization/19431
20565 PR tree-optimization/21463
20566 * tree-pass.h (pass_phiprop): Declare.
20567 * passes.c (init_optimization_passes): New phiprop pass.
20568 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20569 (phivn_valid_p): New helper function.
20570 (phiprop_insert_phi): Likewise.
20571 (propagate_with_phi): Likewise.
20572 (tree_ssa_phiprop): New propagator propagating loads
20573 through phi nodes if profitable.
20575 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20577 * tree-vect-analyze.c (process_use): New function.
20578 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20579 Check phis in all bbs.
20580 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20583 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20585 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20588 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20591 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20594 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20596 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20598 (sse_vmmulv4sf3): Likewise.
20599 (sse2_vmaddv2df3): Likewise.
20600 (sse2_vmmulv2df3): Likewise.
20602 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20604 PR rtl-optimization/31360
20605 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20606 (target_reg_cost): New.
20607 (init_set_costs): Initialize target_reg_cost. Add comments
20608 regarding the rationale of the costs.
20609 (global_cost_for_size): Renamed to...
20610 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20611 of register pressure.
20612 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20613 estimate_reg_pressure_cost. Add number of ivs.
20614 (determine_set_costs): Dump target_reg_cost.
20615 * loop-invariant.c (gain_for_invariant): Use
20616 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20617 (best_gain_for_invariant, find_invariants_to_move): Remove
20619 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20620 (target_reg_cost): Declare.
20621 (global_cost_for_size): Declaration removed.
20622 (estimate_reg_pressure_cost): Declare.
20624 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20626 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20627 regnos into even/odd register pairs.
20628 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20629 TDmode similar to the other floating point modes.
20630 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20631 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20633 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20634 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20635 (movdd_hardfloat64): Use TARGET_MFPGPR.
20637 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20639 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20642 2005-01-05 Richard Henderson <rth@redhat.com>
20644 * reload1.c (do_input_reload): Restrict the optimization deleteing
20645 a previous output reload to RELOAD_FOR_INPUT.
20647 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20649 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20650 induc_vec_info_type.
20651 (vectorizable_induction): New function declaration.
20652 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20653 check if already vectorized. Find first place in BB where new stmts
20654 can be inserted. Takes only one argument.
20655 (vectorizable_induction): New function.
20656 (vect_transform_stmt): Add case for induc_vec_info_type to call
20657 vectorizable_induction.
20658 (vect_transform_loop): Consider phis for vectorization.
20659 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20661 (analyze_operations): Call vectorizable_induction when analyzing phis.
20663 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20664 (vect_mark_relevant): Include phis in relevance analysis.
20665 (vect_mark_stmts_to_be_vectorize): Likewise.
20666 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20668 2007-04-16 Lawrence Crowl <crowl@google.com>
20670 * doc/invoke.texi (Debugging Options): Add documentation for the
20671 -femit-struct-debug options -femit-struct-debug-baseonly,
20672 -femit-struct-debug-reduced, and
20673 -femit-struct-debug-detailed[=...].
20675 * c-opts.c (c_common_handle_option): Add
20676 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20677 and OPT_femit_struct_debug_detailed_.
20678 * c.opt: Add specifications for
20679 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20680 and -femit-struct-debug-detailed[=...].
20681 * opts.c (set_struct_debug_option): Parse the
20682 -femit-struct-debug-... options.
20683 * opts.c (matches_main_base, main_input_basename,
20684 main_input_baselength, base_of_path, matches_main_base): Add
20685 variables and functions to compare header base name to compilation
20687 * opts.c (should_emit_struct_debug): Add to determine to emit a
20688 structure based on the option.
20689 (dump_struct_debug) Also disabled function to debug this
20691 * opts.c (handle_options): Save the base name of the
20694 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20695 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20696 This hook indicates if a type is generic. Set it by default
20697 to "never generic".
20698 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20699 to determine if a struct type is generic or not.
20700 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20701 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20702 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20703 with live C++ hook.
20705 * flags.h (enum debug_info_usage): Add an enumeration to describe
20706 a program's use of a structure type.
20707 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20708 to indicate the program's usage of the type. Filter structs based
20709 on the -femit-struct-debug-... specification.
20710 (gen_type_die): Split into two routines, gen_type_die and
20711 gen_type_die_with_usage. gen_type_die is now a wrapper
20712 that assumes direct usage.
20713 (gen_type_die_with_usage): Replace calls to gen_type_die
20714 with gen_type_die_with_usage adding the program usage of
20715 the referenced type.
20716 (dwarf2out_imported_module_or_decl): Suppress struct debug
20717 information using should_emit_struct_debug when appropriate.
20719 2007-04-16 Ian Lance Taylor <iant@google.com>
20721 PR tree-optimization/31522
20722 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20723 (vrp_initialize): Allocate vr_phi_edge_counts.
20724 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20725 executable edge. Drop test for all constants.
20726 (vrp_finalize): Free vrp_phi_edge_counts.
20728 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20729 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20731 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20732 predecessors at head rather than tail.
20734 2007-04-16 Matthias Klose <doko@debian.org>
20736 * config/alpha/linux.h (CPP_SPEC): Define.
20737 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20739 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20741 * function.h: Remove sequence_stack extern declaration.
20743 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20745 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20747 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20750 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20752 * config/avr/avr.c (avr_arch_types): Rearranging array.
20753 (enum avr_arch): Add.
20754 (avr_mcu_types): Use avr_arch enumeration constants instead of
20756 * config/avr/avr.h (LINK_SPEC): Simplify.
20758 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20760 * config/m68k/m68k.c (m68k_libcall_value,
20761 m68k_function_value): Use macros for register names more.
20763 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20765 (M68K_REGNAME): Use A6_REG.
20766 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20768 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20770 PR middle-end/28071
20771 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20772 'pending_read_list_length' and 'pending_write_list_length'. Update
20774 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20775 to handle two length counters instead of one. Update all uses.
20776 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20777 two length counters instead of one.
20778 * sched-rgn.c (propagate_deps): Update to handle two length counters
20781 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20784 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20785 copy of source, pass it to ix86_expand_vector_set and return
20788 2007-04-16 David Ung <davidu@mips.com>
20789 Joseph Myers <joseph@codesourcery.com>
20791 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20792 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20793 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20794 Add 74K processor information.
20795 * config/mips/mips.md: Include 74k.md.
20796 (cpu): Add 74kc,74kf,74kx.
20797 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20798 * config/mips/74k.md: New.
20799 * doc/invoke.texi (MIPS Options): Document 74K support.
20801 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20803 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20804 vectorizable_* functions.
20805 * tree-vect-transform.c (vectorizable_call): Add check for
20806 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20807 (vectorizable_store): likewise.
20808 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20810 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20811 (vectorizable_type_promotion, vectorizable_load): Likewise.
20812 (vectorizable_live_operation, vectorizable_condition): Likewise.
20813 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20815 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20817 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20819 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20820 register numbers more.
20821 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20822 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20823 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20824 FUNCTION_VALUE_REGNO_P): Likewise.
20825 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20826 STATIC_CHAIN_REGNUM): Likewise.
20827 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20828 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20829 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20830 * config/m68k/m68k.md (FP_REG): New.
20832 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20834 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20837 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20839 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20840 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20843 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20845 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20848 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20851 * c-decl.c (finish_decl): Grab the type of the decl after the call
20852 to store_init_value.
20854 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20856 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20858 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20861 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20862 dominators, post dominators and cleanup cfg before returning.
20864 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20866 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20867 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20869 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20871 * config.gcc: Recognize fido.
20872 * config/m68k/m68k-devices.def (fidoa): New.
20873 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20875 (FL_FIDOA, TARGET_FIDOA): New.
20876 * config/m68k/m68k.opt (mfidoa): New.
20878 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20880 PR middle-end/31322
20881 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20882 when a personality function is used.
20884 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20886 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20888 2007-04-13 Mike Stump <mrs@apple.com>
20890 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20892 * config/darwin.opt (fapple-kext): Make C++ only.
20893 * config/darwin.c (darwin_override_options): Remove code to ensure
20894 -fapple-kext is given for C++ only.
20896 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20898 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20899 * config/mips/mips.c (override_options): Call
20900 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20902 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20904 * config/i386/i386.opt (msvr3-shlib): Removed.
20906 * doc/invoke.texi: Remove -msvr3-shlib.
20908 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20910 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20911 with "popcnt" instruction.
20913 2007-04-13 Richard Guenther <rguenther@suse.de>
20915 PR tree-optimization/21258
20916 * tree-vrp.c (compare_case_labels): New helper.
20917 (find_switch_asserts): New function.
20918 (find_assert_locations): Call it for SWITCH_EXPRs.
20920 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20922 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20923 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20924 check is now implied in X87_FLOAT_MODE_P.
20925 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20926 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20927 (fix_trunc<mode>_i386_fisttp): Ditto.
20928 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20929 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20930 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20931 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20932 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20933 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20934 (unnamed_splitters): Ditto.
20935 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20936 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20937 FIRST_SSE_REG for local functions when SSE math is enabled or
20938 for functions with sseregparm attribute.
20939 (standard_80387_constant_p): Return -1 if mode is not
20941 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20942 (ix86_expand_compare): Ditto.
20943 (ix86_expand_carry_flag_compare): Ditto.
20944 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20945 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20946 DECIMAL_FLOAT_MODE_P.
20947 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20948 of SCALAR_FLOAT_MODE_P.
20949 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20950 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20951 checks before FLOAT_MODE_P.
20952 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20953 before FLOAT_MODE_P.
20958 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20960 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20961 Charles Wilson <libtool@cwilson.fastmail.fm>
20963 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20964 (libgcc.mvars): Don't depend on them.
20965 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20966 * exec-tool.in: New.
20968 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20970 * doc/invoke.text (--help): Document --help=common.
20972 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20974 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20976 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20978 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20979 * genemit.c (main): Emit #include "integrate.h".
20980 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20981 (LOADGP_RTP): New mips_loadgp_style.
20982 * config/mips/mips.h: Include config/vxworks-dummy.h.
20983 (TARGET_RTP_PIC): New macro.
20984 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20985 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20986 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20987 for TARGET_RTP_PIC.
20988 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20989 -mvxworks-pic when using -mrtp and a PIC option.
20990 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20992 (mips_symbolic_constant_p, mips_symbolic_address_p)
20993 (mips_symbol_insns): Handle SYMBOL_HALF.
20994 (override_options): Warn about -G and -mrtp being used together.
20995 Initialize mips_lo_relocs[SYMBOL_HALF].
20996 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20997 (mips_emit_loadgp): Handle LOADGP_RTP.
20998 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20999 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21000 (tablejump): Handle function-relative case table entries if
21002 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21004 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21006 * config/mips/mips.md (load_call<mode>): Allow any general register.
21008 (sibcall_value_internal, sibcall_value_multiple_internal)
21009 (call_value_internal, call_value_split, call_value_multiple_internal)
21010 (call_value_multiple_split): Remove constraints from operand 0.
21012 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21014 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21015 rather than loadgp_noshared.
21016 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21017 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21019 * config/mips/mips.md (loadgp): Rename to...
21020 (loadgp_newabi): ...this.
21021 (loadgp_noshared): Rename to...
21022 (loadgp_absolute): ...this.
21024 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21026 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21027 false for locally-binding symbols.
21028 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21030 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21032 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21033 (SYMBOL_GOT_PAGE_OFST): ...this.
21034 (SYMBOL_GOT_GLOBAL): Rename to...
21035 (SYMBOL_GOT_DISP): ...this.
21036 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21037 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21038 * config/mips/mips.c (mips_global_symbol_p): New function.
21039 (mips_symbol_binds_local_p): Likewise.
21040 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21041 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21042 mips_global_symbol_p and mips_symbol_binds_local_p.
21043 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21044 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21045 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21046 SYMBOL_GOTOFF_DISP.
21047 (mips_ok_for_lazy_binding_p): New function.
21048 (mips_load_call_address, mips_expand_call): Use it.
21049 (mips_dangerous_for_la25_p): Likewise.
21050 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21051 (*got_disp<mode>): Use got_disp_operand instead of
21052 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21053 SYMBOL_GOTOFF_GLOBAL.
21054 (*got_page<mode>): Use got_page_ofst_operand instead of
21056 * config/mips/predicates.md (const_call_insn_operand): Use
21057 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21058 (global_got_operand): Rename to...
21059 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21061 (local_got_operand): Rename to...
21062 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21063 of SYMBOL_GOT_LOCAL.
21065 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21067 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21068 TARGET_CALL_CLOBBERED_GP.
21069 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21070 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21071 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21072 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21073 of TARGET_ABICALLS && !TARGET_NEWABI.
21074 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21075 * config/mips/mips.c (mips_load_call_address): Check
21076 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21077 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21078 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21079 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21080 TARGET_ABICALLS && TARGET_NEWABI.
21081 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21083 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21084 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21085 TARGET_ABICALLS && TARGET_NEWABI.
21086 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21087 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21088 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21089 whether indirect calls must use $25.
21090 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21092 * config/mips/mips.md (jal_macro): Check flag_pic and
21093 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21094 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21095 instead of TARGET_ABICALLS.
21096 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21097 TARGET_ABICALLS && TARGET_OLDABI.
21098 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21099 (sibcall): In the comment above the define_insn, mention
21100 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21101 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21102 instead of TARGET_ABICALLS.
21104 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21106 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21107 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21108 (MACFLAGS_MATCH_P): New macro.
21109 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21110 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21111 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21112 the other MACFLAG constants.
21113 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21114 (flag_machi): Tighten constraints. Renumber some of the operands.
21115 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21117 (flag_machi_parts_acconly): New pattern.
21118 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21120 (flag_macinit1hi): Tighten constraints.
21121 (flag_mul_macv2hi_parts_acconly): New pattern.
21123 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21124 Use a more efficient implementation.
21125 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21126 inline sequences when not optimizing for size.
21128 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21129 movhi_high2low): Delete, merge functionality into...
21130 (packv2hi): ... this pattern.
21132 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21133 * config/bfin/bfin.opt (msim): New option.
21134 (mcpu=): New option.
21135 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21136 (bfin_cpu_t): Typedef of enum bfin_cpu.
21137 (bfin_cpu_type): New declaration.
21138 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21139 -msim and -mcpu= options.
21140 (LIB_SPEC): Likewise.
21141 * config/bfin/bfin.c (bfin_cpu_type): Define.
21142 (bfin_handle_option): Handle -mcpu= option.
21143 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21144 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21145 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21147 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21149 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21150 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21151 (powerpc-wrs-vxworksae): Use ${tm_file}.
21152 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21153 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21154 * config/i386/vx-common.h: New file.
21156 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21158 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21161 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21163 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21166 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21170 * c-common.c (c_build_qualified_type): Set canonical type
21173 2007-04-12 Richard Guenther <rguenther@suse.de>
21175 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21176 lower bound and element size if lower bound is not zero
21177 or either of the ARRAY_REF operands is set.
21179 2007-04-12 Richard Guenther <rguenther@suse.de>
21181 PR tree-optimization/24689
21182 PR tree-optimization/31307
21183 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21185 * gimplify.c (canonicalize_addr_expr): To be consistent with
21186 gimplify_compound_lval only set operands two and three of
21187 ARRAY_REFs if they are not gimple_min_invariant. This makes
21188 it never at this place.
21189 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21191 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21193 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21194 null before emitting a .nsubspa directive.
21196 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21198 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21199 need_to_partition_p if there are no memory statements in the
21202 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21204 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21205 (gcd_of_steps_may_divide_p): New function.
21206 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21208 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21210 * reload.c (find_reloads_toplev, find_reloads_address,
21211 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21212 not a pointer equality test, to decide if we need to call
21213 push_reg_equiv_alt_mem.
21215 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21217 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21218 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21220 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21222 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21224 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21225 vector to be positive.
21227 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21231 * doc/invoke.texi: Document --params max-aliased-vops and
21233 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21234 debug_memory_partitions): Move to tree-flow.h
21235 * params.h (AVG_ALIASED_VOPS): Define.
21236 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21238 (mp_info_t): Likewise.
21239 (get_mem_sym_stats_for): New.
21240 (set_memory_partition): Move from tree-flow-inline.h.
21241 (mark_non_addressable): Only clear the set of symbols for the
21242 partition if it exists.
21243 (dump_memory_partitions): Move from tree-ssa-operands.c
21244 (debug_memory_partitions): Likewise.
21245 (need_to_partition_p): New.
21246 (dump_mem_ref_stats): New.
21247 (debug_mem_ref_stats): New.
21248 (dump_mem_sym_stats): New.
21249 (debug_mem_sym_stats): New.
21250 (update_mem_sym_stats_from_stmt): New.
21251 (compare_mp_info_entries): New.
21252 (mp_info_cmp): Call it.
21253 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21255 (get_mpt_for): Move from tree-ssa-operands.c.
21256 (find_partition_for): New.
21257 (create_partition_for): Remove.
21258 (estimate_vop_reduction): New.
21259 (update_reference_counts): New.
21260 (build_mp_info): New.
21261 (compute_memory_partitions): Refactor.
21262 Document new heuristic.
21263 Call build_mp_info, update_reference_counts,
21264 find_partition_for and estimate_vop_reduction.
21265 (compute_may_aliases): Populate virtual operands before
21266 calling debugging dumps.
21267 (delete_mem_sym_stats): New.
21268 (delete_mem_ref_stats): New.
21269 (init_mem_ref_stats): New.
21270 (init_alias_info): Call it.
21271 (maybe_create_global_var): Remove alias_info argument.
21272 Get number of call sites and number of pure/const call sites
21273 from gimple_mem_ref_stats().
21274 (dump_alias_info): Call dump_memory_partitions first.
21275 (dump_points_to_info_for): Show how many times a pointer has
21277 * opts.c (decode_options): For -O2 set --param
21278 max-aliased-vops to 500.
21279 For -O3 set --param max-aliased-vops to 1000 and --param
21280 avg-aliased-vops to 3.
21281 * fortran/options.c (gfc_init_options): Remove assignment to
21283 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21284 * tree-dfa.c (dump_variable): Dump memory reference
21286 Dump NO_ALIAS* settings.
21287 (referenced_var_lookup): Tidy.
21288 (mem_sym_stats): New.
21289 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21290 and ORIG are different SSA names for a memory partition.
21291 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21292 * tree-flow.h (struct mem_sym_stats_d): Define.
21293 (mem_sym_stats_t): Define.
21294 (struct mem_ref_stats_d): Define.
21295 (struct gimple_df): Add field mem_ref_stats.
21296 (enum noalias_state): Define.
21297 (struct var_ann_d): Add bitfield noalias_state.
21298 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21299 debug_mem_ref_stats, debug_memory_partitions,
21300 debug_mem_sym_stats): Declare.
21301 * tree-ssa-structalias.c (update_alias_info): Update call
21302 sites, pure/const call sites and asm sites in structure
21303 returned by gimple_mem_ref_stats.
21304 Remove local variable IS_POTENTIAL_DEREF.
21305 Increase NUM_DEREFS if the memory expression is a potential
21307 Call update_mem_sym_stats_from_stmt.
21308 If the memory references memory, call
21309 update_mem_sym_stats_from_stmt for all the direct memory
21310 symbol references found.
21311 (intra_create_variable_infos): Set noalias_state field for
21312 pointer arguments according to the value of
21313 flag_argument_noalias.
21314 * tree-ssa-structalias.h (struct alias_info): Remove fields
21315 num_calls_found and num_pure_const_calls_found.
21316 (update_mem_sym_stats_from_stmt): Declare.
21317 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21318 Set default value to 100.
21319 (PARAM_AVG_ALIASED_VOPS): Define.
21321 2007-04-11 Richard Guenther <rguenther@suse.de>
21323 PR middle-end/31530
21324 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21325 a * -b + c as c - a * b if we honor sign dependent rounding.
21327 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21329 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21330 bfin_expand_strmov.
21331 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21332 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21334 (initialize_trampoline): Don't use old-style function definition.
21335 (bfin_secondary_reload): Mark IN_P argument as unused.
21337 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21339 PR tree-optimization/31343
21340 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21341 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21342 * testsuite/gcc.dg/vect/pr31343.c: New.
21344 2007-04-10 Eric Christopher <echristo@apple.com>
21346 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21347 * config/i386/i386.md (*cmpfp0): Use.
21348 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21349 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21350 (fix_trunc<mode>_i386_fisttp): Ditto.
21351 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21352 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21353 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21354 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21355 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21356 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21357 (unnamed_splitters): Ditto.
21358 * config/i386/i386.c (output_fix_trunc): Assert that
21359 we're not being passed a TFmode operand.
21361 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21363 PR tree-optimization/31526
21364 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21365 n_basic_blocks to find newly added blocks.
21367 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21371 (fix_trunc<mode>si_sse): Ditto.
21372 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21373 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21374 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21375 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21376 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21377 expander using SSEMODEF mode macro.
21378 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21379 expander using SSEMODEF mode macro.
21380 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21381 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21382 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21383 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21384 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21385 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21386 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21387 Macroize insn using X87MODEF mode macro.
21389 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21391 * config/i386/sse.md (sse2_pinsrw): Removed.
21392 (sse2_pextrw): Renamed to ...
21393 (*sse2_pextrw): This.
21395 2007-04-09 Jan Hubicka <jh@suse.cz>
21398 * config/i386/sse.md
21399 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21400 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21401 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21402 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21404 2007-04-09 Jan Hubicka <jh@suse.cz>
21406 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21407 multiple fields of union.
21409 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21411 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21412 (create_preheaders): Check that loops are available.
21413 (fix_loop_structure): Clean up, improve comments.
21414 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21415 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21417 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21418 * predict.c (tree_estimate_probability): Do not call
21419 calculate_dominance_info. Call create_preheaders.
21420 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21421 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21423 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21424 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21425 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21426 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21429 2007-04-08 Jan Hubicka <jh@suse.cz>
21431 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21432 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21433 * fold-const.c (fold_unary): Use it.
21435 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21437 * varasm.c (assemble_variable): Remove call to
21438 lang_hooks.decls.prepare_assemble_variable.
21439 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21440 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21441 * langhooks.h (lang_hooks_for_decls): Remove
21442 prepare_assemble_variable.
21444 2007-04-08 Mike Stump <mrs@apple.com>
21446 * config/i386/i386.c: Use inc/dec on Core2.
21448 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21450 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21451 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21452 lhd_tree_inlining_end_inlining): Remove.
21453 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21454 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21455 end_inlining hooks.
21456 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21457 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21458 lhd_tree_inlining_end_inlining): Remove prototypes.
21459 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21460 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21461 LANG_HOOKS_TREE_INLINING_START_INLINING,
21462 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21464 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21467 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21470 * config/avr/predicates.md (io_address_operand): Delete predicate.
21471 (low_io_address_operand): Don't use 'mode' argument.
21472 (higth_io_address_operand): Rename ...
21473 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21474 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21477 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21479 Revert change removing staticp.
21481 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21484 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21487 2007-04-07 Bruce Korb <bkorb@gnu.org>
21489 * c.opt: Add -Wformat-contains-nul.
21490 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21492 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21493 the NUL byte warning.
21495 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21497 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21499 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21501 * tree.c (staticp): No longer use staticp langhook.
21502 * langhooks.c (lhd_staticp): Removed.
21503 * langhooks.h (struct lang_hooks): Remove staticp.
21504 * c-common.c (c_staticp): Remove.
21505 * c-common.h (c_staticp): Ditto.
21506 * langhooks-defs.h (lhd_staticp): Ditto.
21507 (LHD_HOOKS_STATICP): Ditto
21508 * tree.h (gcc_assert_lowered): New macro.
21510 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21512 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21513 argument "reliable".
21514 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21515 Add argument "reliable". Propagate it through calls.
21516 (infer_loop_bounds_from_undefined): Derive number of iterations
21517 estimates from references in blocks that do not dominate loop latch.
21518 (gcov_type_to_double_int): New function.
21519 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21520 and expected_loop_iterations_unbounded.
21521 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21522 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21523 * tree-data-ref.c (estimated_loop_iterations): Export.
21524 (get_references_in_stmt): Fix -- do not return addresses of local
21526 * cfgloop.h (expected_loop_iterations_unbounded,
21527 estimated_loop_iterations): Declare.
21529 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21531 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21533 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21535 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21536 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21537 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21538 Use output_387_reg_move().
21539 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21540 expander using X87MODEF12 mode macro.
21541 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21542 choosing register preferences. Use output_387_reg_move().
21543 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21544 instead of "x". Use output_387_reg_move().
21545 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21546 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21547 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21548 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21549 Use output_387_reg_move().
21550 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21552 (*truncxf?f_i387 splitter): Ditto.
21554 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21556 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21557 LANG_HOOKS_SAFE_FROM_P.
21558 * expr.c (safe_from_p): Remove langhook call.
21559 * langhooks.h (lang_hooks): Remove safe_from_p.
21560 (lhd_safe_from_p): Remove prototype.
21561 * langhooks.c (lhd_safe_from_p): Remove.
21563 2007-04-06 Jan Hubicka <jh@suse.cz>
21565 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21568 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21570 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21571 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21572 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21573 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21575 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21576 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21578 2007-04-05 Richard Henderson <rth@redhat.com>
21580 * config/alpha/alpha.c (print_operand) [+]: Remove.
21581 (alpha_end_function): Print nop if call at end of function.
21582 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21583 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21584 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21585 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21586 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21587 the call pattern. Update peepholes to match.
21589 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21591 * doc/extend.texi (Other Builtins): Add decimal float variants
21593 * builtins.def: Ditto.
21594 * builtins.c (expand_builtin): Ditto.
21596 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21597 H.J. Lu <hongjiu.lu@intel.com>
21600 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21601 of V8HImode when calling ix86_binary_operator_ok.
21602 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21603 (sdot_prodv8hi): Operands 1 and 2 must be register.
21605 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21607 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21608 initialize align to silence bogus warning.
21610 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21612 PR middle-end/22156
21613 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21615 (struct sra_walk_fns): Remove use_all parameter from use.
21616 (sra_hash_tree): Handle BIT_FIELD_REFs.
21617 (sra_elt_hash): Don't hash bitfld blocks.
21618 (sra_elt_eq): Skip them in parent compares as well. Handle
21620 (sra_walk_expr): Don't maintain or pass down use_all_p.
21621 (scan_use): Remove use_all parameter.
21622 (scalarize_use): Likewise. Re-expand assignment to
21623 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21624 output, and re-scalarize after output. Don't mark anything
21626 (scalarize_ldst): Adjust.
21627 (scalarize_walk_gimple_modify_statement): Likewise.
21628 (build_element_name_1): Handle BIT_FIELD_REFs.
21629 (instantiate_element): Don't warn for any element whose parent
21630 is used as a whole.
21631 (instantiate_missing_elements_1): Return the sra_elt.
21632 (canon_type_for_field): New.
21633 (try_instantiate_multiple_fields): New.
21634 (instantiate_missing_elemnts): Use them.
21635 (mark_no_warning): Removed.
21636 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21637 (REPLDUP, sra_build_elt_assignment): New.
21638 (generate_copy_inout): Use them.
21639 (generate_element_copy): Likewise. Handle bitfld differences.
21640 (generate_element_zero): Don't recurse for blocks. Use
21641 sra_build_elt_assignment.
21642 (generate_one_element_int): Take elt instead of var. Use
21643 sra_build_elt_assignment.
21644 (generate_element_init_1): Adjust.
21645 (scalarize_use, scalarize_copy): Use REPLDUP.
21646 (scalarize_ldst): Move assert before dereference.
21647 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21649 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21651 * regmove.c: Fix unused variable warnings due to previous commit.
21653 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21655 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21656 (regmove_bb_head): Remove.
21657 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21658 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21659 problems with fixup_match_1.
21660 Don't initialize/free regmove_bb_head.
21662 (reg_is_remote_constant_p): If an insn is in the same basic block
21663 but not before INSN, consider it remote, too.
21665 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21668 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21669 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21671 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21673 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21674 (CONDITIONAL_REGISTER_USAGE): Likewise.
21676 2007-04-04 Richard Henderson <rth@redhat.com>
21678 * config/alpha/lib1funcs.asm: Remove unused file.
21680 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21683 * opts.c (print_specific_help): Fix --help=<language>
21685 (common_handle_option): Support --help=common.
21687 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21690 * gcc.c (main): Do not run the linker if
21691 print_subprocess_help indicates that it shouldn't be
21694 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21697 * doc/invoke.texi (--help=): Document <languages> value, fix
21698 formatting in tables of values.
21700 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21702 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21703 dllimport attribute of virtual methods.
21705 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21707 * config/score/crti.asm: Change _bss_start to __bss_start.
21708 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21709 (OUTGOING_REG_PARM_STACK_SPACE) update.
21710 * config/score/score.opt: add options to make backend support
21711 score5, score5u, score7 and score7d.
21712 * config/score/score.md: Likewise.
21713 * config/score/misc.md: Likewise.
21714 * config/score/mac.md: Likewise.
21715 * doc/invoke.texi: Likewise.
21716 * doc/md.texi: update constraints define.
21718 2007-04-03 Richard Henderson <rth@redhat.com>
21720 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21721 an appropriate type, use the mode instead.
21723 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21725 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21726 Set the default --with-arch setting to mips2.
21727 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21728 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21729 (MULTILIB_OSDIRNAMES): Delete.
21730 (MULTILIB_DIRNAMES): Define.
21731 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21732 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21733 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21734 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21735 VXWORKS_OS_CPP_BUILTINS.
21736 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21737 (MIPS_DEBUGGING_INFO): Undefine.
21738 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21740 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21742 PR middle-end/30704
21743 * fold-const.c (native_encode_real): Encode real.c provided longs
21744 as a series of 32-bit native integers.
21745 (native_interpret_real): Interpret buffer as a series of 32-bit
21748 2007-04-03 Richard Guenther <rguenther@suse.de>
21750 * genpreds.c (write_insn_constraint_len): Write function
21751 optimized for CONSTRAINT_LEN implementation.
21752 (write_tm_preds_h): Output insn_constraint_len inline and
21753 use it for CONSTRAINT_LEN.
21754 (write_insn_preds_c): Don't output insn_constraint_len.
21755 * doc/md.texi (define_register_constraint): Document multi-letter
21756 constraints shall have the same length if they start with the same
21759 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21762 * config/i386/i386.md (isinf<mode>2): Expand only when
21763 TARGET_C99_FUNCTIONS is set.
21765 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21767 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21768 (x86_64-*-linux*): Ditto.
21769 * config/i386/i386.opt (mpc): New option.
21770 * config/i386/i386.c (overrride_options): Handle
21771 ix87_precision_string.
21772 * config/i386/crtprec.c: New file.
21773 * config/i386/t-crtpc: Ditto.
21774 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21775 and -mpc80 options.
21776 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21777 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21778 crtprec32.o, crtprec64.o and crtprec80.o.
21780 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21781 and -mpc80 options.
21782 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21784 2007-04-02 Eric Christopher <echristo@apple.com>
21786 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21787 limitations on darwin.
21789 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21792 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21794 2007-04-02 Dave Korn <dave.korn@artimi.com>
21796 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21798 2007-04-02 Dave Korn <dave.korn@artimi.com>
21800 * libgcc2.h (exception_descriptor): Don't forward-declare.
21801 (__get_eh_table_language, __get_eh_table_version): Delete
21802 prototypes of long-dead functions.
21804 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21806 * ebitmap.h: New file
21807 * ebitmap.c: New file
21808 * Makefile.in (ebitmap.o): New target.
21810 2007-04-01 Jan Hubicka <jh@suse.cz>
21812 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21813 before very first instruction.
21815 2007-04-01 Jan Hubicka <jh@suse.cz>
21817 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21818 waring on 64bit hosts.
21819 * bitmap.h: Fix typo in bitmap_head_def.
21821 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21823 PR rtl-optimization/31391
21824 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21825 into a DELETED_LABEL note, and the label is in an empty basic
21826 block, update BB_END as well as BB_HEAD.
21828 2007-04-01 Richard Henderson <rth@redhat.com>
21830 PR tree-optimization/31169
21831 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21832 to varying if the range is outside [0, prec-1].
21834 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21837 * config/mips/mips.md (load_const_gp): New insn.
21838 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21839 the MIPS16 GP pseudo register if no_new_pseudos.
21840 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21842 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21845 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21847 (call_value): Likewise.
21849 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21850 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21853 * doc/invoke.texi: (optimization options): Reword description
21854 of -ffast-math. Document its primary purpose.
21856 2007-03-31 Richard Guenther <rguenther@suse.de>
21858 * omp-low.c (splay-tree.h): Include.
21859 (lookup_decl): Replace splay-tree usage by pointer-map.
21860 (maybe_lookup_decl): Likewise.
21861 (new_omp_context): Likewise.
21862 (delete_omp_context): Likewise.
21863 * gimplify.c (splay-tree.h): Include.
21864 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21866 (remap_ssa_name): Likewise.
21867 (remap_decl): Likewise.
21868 (remap_type_1): Likewise.
21869 (remap_type): Likewise.
21870 (copy_body_r): Likewise.
21871 (expand_call_inline): Likewise.
21872 (clone_body): Likewise.
21873 (copy_tree_r): Likewise.
21874 (remap_save_expr): Likewise.
21875 (unsave_r): Likewise.
21876 (unsave_expr_now): Likewise.
21877 (tree_function_versioning): Likewise.
21878 (build_duplicate_type): Likewise.
21879 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21880 (struct copy_body_data): Replace splay-tree by pointer-map.
21881 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21882 not $(SPLAY_TREE_H).
21883 (gimplify.o): Depend on $(SPLAY_TREE_H).
21884 (omp-low.p): Likewise.
21886 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21888 * config/avr/predicates.md (even_register_operand,
21889 odd_register_operand): New predicates.
21890 * config/avr/avr.md (movw peephole2): New.
21891 (movw_r peephole2): New.
21893 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21895 * tree.h (get_signed_or_unsigned_type): New.
21896 * fold-const.c (operand_equal_for_comparison_p): Use
21897 get_signed_or_unsigned_type instead of
21898 lang_hooks.types.signed_or_unsigned_type.
21899 * expr.c (store_expr): Ditto.
21900 * langhooks.c (get_signed_or_unsigned_type): New.
21901 (lhd_signed_or_unsigned_type): New.
21902 * langhooks.h (lhd_signed_or_unsigned_type): New.
21903 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21905 2007-03-30 Richard Henderson <rth@redhat.com>
21907 * tree-ssa-loop-ivopts.c: Include target.h.
21908 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21909 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21910 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21911 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21913 2007-03-30 Richard Henderson <rth@redhat.com>
21914 Kai Tietz <kai.tietz@onevision.com>
21916 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21917 default for 64-bit.
21918 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21919 (TARGET_64BIT_MS_ABI): New.
21920 (DBX_REGISTER_NUMBER): Handle 64-bit.
21921 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21922 (LONG_TYPE_SIZE): Force to 32.
21923 (REG_PARM_STACK_SPACE): New.
21924 (OUTGOING_REG_PARM_STACK_SPACE): New.
21925 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21926 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21927 (STACK_BOUNDARY): Use 128 for 64-bit.
21928 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21929 Add 64-bit implementation.
21930 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21932 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21933 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21934 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21935 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21936 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21937 TARGET_64BIT_MS_ABI.
21938 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21939 (ix86_pass_by_reference): Likewise.
21940 (ix86_function_value_regno_p): Likewise.
21941 (ix86_build_builtin_va_list): Likewise.
21942 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21943 (function_arg_advance_ms_64): New.
21944 (function_arg_advance): Call it.
21945 (function_arg_ms_64): New.
21946 (function_arg): Call it.
21947 (function_value_ms_64): New.
21948 (ix86_function_value_1): Call it.
21949 (return_in_memory_ms_64): New.
21950 (ix86_return_in_memory): Call it.
21951 (setup_incoming_varargs_ms_64): New.
21952 (ix86_setup_incoming_varargs): Call it.
21953 (ix86_expand_prologue): Handle 64-bit stack probing.
21954 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21955 (output_pic_addr_const): Likewise.
21956 (x86_this_parameter): Likewise.
21957 (x86_output_mi_thunk): Likewise.
21958 (x86_function_profiler): Likewise.
21959 (TARGET_STRICT_ARGUMENT_NAMING): New.
21960 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21961 (TARGET_64BIT_MS_ABI): New.
21962 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21963 * config/i386/i386.md (allocate_stack_worker): Remove.
21964 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21965 describe the clobber of eax without a match_scratch.
21966 (allocate_stack_worker_postreload): Remove.
21967 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21968 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21969 (allocate_stack_worker_rex64_postreload): Remove.
21970 (allocate_stack): Handle 64-bit.
21971 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21972 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21973 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21974 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21975 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21976 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21977 * config.build (x86_64-*-mingw*): New host.
21978 * config.host (x86_64-*-mingw*): New host.
21979 * config.gcc (x86_64-*-mingw*): New target.
21980 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21982 2007-03-30 Richard Henderson <rth@redhat.com>
21983 Kai Tietz <kai.tietz@onevision.com>
21985 * c-pragma.c (struct def_pragma_macro_value): New.
21986 (struct def_pragma_macro): New.
21987 (pushed_macro_table): New.
21988 (dpm_hash, dpm_eq): New.
21989 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21990 (init_pragma): Install them.
21991 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21993 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21995 * config/avr/avr.c (avr_override_options): Clear
21996 'flag_delete_null_pointer_checks'.
21998 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22001 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22002 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22003 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22004 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22005 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22006 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22007 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22009 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22011 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22013 * regmove.c: Move all of pass_stack_adjustments from here...
22014 * combine-stack-adj.c: ...to this new file.
22015 * Makefile.in: Add rules for combine-stack-adj.o.
22017 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22019 PR tree-optimization/31383
22020 * tree-data-ref.c (affine_function_equal_p): Do not require the
22021 vectors to have the same length.
22023 2007-03-30 Jan Hubicka <jh@suse.cz>
22025 PR middle-end/30700
22026 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22027 availablility; add more sanity checking; ask varpool only about
22030 2007-03-29 Richard Henderson <rth@redhat.com>
22032 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22033 to decide, but __SIZEOF_LONG_LONG__.
22035 2007-03-29 Richard Henderson <rth@redhat.com>
22037 * emutls.c (struct __emutls_array): New.
22038 (emutls_destroy): Use it instead of casting element 0 from void*.
22039 (__emutls_get_address): Likewise.
22041 2007-03-29 Richard Henderson <rth@redhat.com>
22043 * varasm.c (initializer_constant_valid_p): Don't deny
22044 DECL_DLLIMPORT_P on functions.
22046 * config/i386/cygming.h: Remove function declarations.
22047 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22048 (ASM_OUTPUT_LABELREF): Remove.
22049 (COMMON_ASM_OP): Remove.
22050 (ASM_OUTPUT_COMMON): Remove.
22051 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22052 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22053 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22054 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22055 Rename from TARGET_ENCODE_SECTION_INFO.
22056 * config/i386/netware.h: Likewise.
22057 * config/i386/i386-protos.h: Update.
22058 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22059 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22060 (legitimate_constant_p): Reject dllimports.
22061 (dllimport_map, get_dllimport_decl): New.
22062 (legitimize_dllimport_symbol): New.
22063 (legitimize_address, ix86_expand_move): Use it.
22064 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22065 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22066 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22067 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22068 * config/i386/predicates.md (constant_call_address_operand): Only
22069 accept symbols; reject dllimport_p symbols.
22070 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22071 i386_pe_maybe_record_exported_symbol.
22072 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22073 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22074 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22075 trust the setting of DECL_DLLIMPORT_P.
22076 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22077 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22078 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22079 tidy the argument scanning loop.
22080 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22081 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22082 (i386_pe_strip_name_encoding): Remove.
22083 (i386_pe_binds_local_p): New.
22084 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22085 (i386_pe_output_labelref): Remove.
22086 (i386_pe_asm_output_aligned_decl_common): New.
22087 (i386_pe_maybe_record_exported_symbol): Rename from
22088 i386_pe_record_exported_symbol; check for dllexported symbols.
22090 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22092 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22093 add comment explaining why vsnprintf cannot be used.
22095 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22097 PR tree-optimization/30666
22098 * tree.c (build_complex_type): When creating type names for DWARF2
22099 debug info, create TYPE_DECLs for TYPE_NAME instead of
22101 (build_common_tree_nodes_2): Use build_complex_type when building
22102 predefined complex types, to preserve canonical types.
22104 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22106 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22107 (noce_get_alt_condition): Look at it to determine whether to
22108 reverse the condition or not.
22109 (noce_get_condition): Substitute the truth for lies.
22110 (noce_find_if_block): Set the then_else_reversed field.
22112 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22114 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22115 destination of this insn.
22116 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22117 than calling gen_rtx_SET directly. Use r0 to hold the value of
22118 'address + 4' rather than a stack based temporary which can be
22119 mis-optimized away.
22121 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22123 * config/s390/s390.c (s390_secondary_input_reload_class,
22124 s390_secondary_output_reload_class): Functions removed.
22125 (s390_secondary_reload): New function.
22126 (TARGET_SECONDARY_RELOAD): Target macro defined.
22127 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22128 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22129 * config/s390/s390.md ("reload_outti", "reload_outdi",
22130 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22131 "reload_out<mode>"): Expanders removed.
22132 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22133 "reload<mode>_nonoffmem_out"): Expanders added.
22135 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22137 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22138 action if SRC->DEST replacement failed anyway.
22140 2007-03-28 Mike Stump <mrs@apple.com>
22142 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22143 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22144 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22146 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22148 * config.gcc: Accept barcelona as a variant of amdfam10.
22149 * config/i386/i386.c (override_options): Likewise.
22150 * doc/invoke.texi: Likewise.
22152 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22154 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22155 offsets for BIT_FIELD_REF and COMPONENT_REF.
22157 2007-03-28 Richard Guenther <rguenther@suse.de>
22159 * tree.c (is_global_var): Move ...
22160 * tree-flow-inline.h (is_global_var): ... here.
22161 * tree.h (is_global_var): Remove declaration.
22163 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22165 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22167 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22168 * config/i386/i386.c (ix86_tune_features): Initialize new
22170 * config/i386/predicates.md (promotable_binary_operator): Use
22171 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22173 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22176 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22178 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22180 * config/fr30/fr30.md (movsi_internal): Change destination
22181 constraint from m to V and add m to the end.
22183 2007-03-28 Christian Bruel <christian.bruel@st.com>
22185 * config/sh/sh.md (movsi_i): Fix type attribute.
22187 2007-03-28 Christian Bruel <christian.bruel@st.com>
22189 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22190 (movsf_ie): Likewise.
22192 2007-03-28 Christian Bruel <christian.bruel@st.com>
22194 * config.gcc: Add sh4-300 to multilib.
22195 * config/sh/t-mlib-sh4-300: New file.
22197 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22199 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22200 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22201 fix_trunc<mode>di2.
22202 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22203 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22204 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22205 "fixuns_trunctddi2"): Whitespace fix.
22207 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22209 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22210 the definition of struct sh_args.
22211 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22212 CALL_COOKIE_INT_REG_GET): Likewise.
22214 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22216 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22217 transformations are applied successfully.
22219 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22221 * tree.c (tree_contains_struct): Permit 512 tree codes.
22222 * tree.h (tree_contains_struct): Ditto.
22223 (MAX_TREE_CODES): Ditto.
22224 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22225 SPARE member to store remaining padding bits.
22227 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22229 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22232 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22234 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22235 * configure: Regenerate.
22237 * configure: Regenerate using the correct version of autoconf.
22239 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22241 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22243 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22244 regs to "__SP_L__" and "__SP_H__".
22246 2007-03-27 Richard Guenther <rguenther@suse.de>
22248 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22249 computations with it with a HOST_WIDE_INT variable.
22251 2007-03-26 Mike Stump <mrs@apple.com>
22253 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22254 objective-c-header, objective-c++-header and objc++-cpp-output
22256 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22258 2007-03-26 Richard Henderson <rth@redhat.com>
22261 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22262 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22263 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22264 IX86_BUILTIN_PSRLQ128): New.
22265 (ix86_init_mmx_sse_builtins): Add them.
22266 (ix86_expand_builtin): Expand them.
22267 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22268 operand 2 be TImode.
22269 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22270 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22271 _mm_srli_epi64): Mark __B const.
22272 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22273 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22274 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22275 new two-vector shift builtins.
22277 2007-03-26 Ian Lance Taylor <iant@google.com>
22279 PR tree-optimization/31345
22280 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22281 [+INF, +INF(OVF)] into VARYING.
22283 2007-03-26 Zack Weinberg <zackw@panix.com>
22285 * gengtype-parse.c: New file.
22286 * gengtype-yacc.y: Delete.
22287 * gengtype-lex.l: Don't include gengtype-yacc.h.
22288 Define YY_DECL and yyterminate appropriately for recursive
22289 descent parser. yylval is now a string out-parameter to yylex.
22290 (HWS, EOID): New shorthand.
22291 (IWORD): Add a couple more types.
22292 (yylex): Add a setup stanza. Remove the complex rules for
22293 detecting GTY'ed types and typedefs; replace with simple
22294 keyword detectors. Adjust everything for the changed
22295 definition of yylval. Ignore all pp-directives, not just #define.
22297 (parse_file): Rename yybegin; do not call yyparse.
22299 * gengtype.c (xasprintf): Export again.
22300 (this_file): New. Use everywhere __FILE__ was being used.
22301 (get_lang_bitmap): Special case types defined in gengtype.c.
22302 (do_typedef, new_structure): Suppress definition of certain types.
22303 (new_structure): Improve diagnostics of duplicate definitions.
22304 Make sure location_s is associated with input.h.
22305 (nreverse_pairs, define_location_structures): New functions.
22306 (main): Improve tagging of kludge types. Remove old kludges
22307 for input.h types; use define_location_structures.
22308 * gengtype.h: Update prototypes. Define token codes here.
22309 * Makefile.in: Remove all references to gengtype-yacc.
22310 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22312 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22313 add GTY((skip)) to the field that's only conditionally there.
22314 * doc/install.texi: Document that Bison is no longer required
22315 unless building treelang.
22317 * gengtype.c: Don't include gtyp-gen.h.
22318 (srcdir): Declare here.
22319 (base_files, lang_dir_names): Allocate dynamically.
22320 (gt_files, num_gt_files, num_lang_dirs): New globals.
22321 (measure_input_list, read_input_line, read_input_list)
22322 (set_lang_bitmap): New functions.
22323 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22324 simplify, relying on read_input_list to set up the bitmaps.
22325 (main): Arguments are no longer unused. Check for correct number
22326 of command line arguments, set srcdir and srcdir_len, then call
22327 read_input_list, before doing anything else. No need to worry
22328 about duplicates in main loop.
22329 * configure.ac: Simplify the calculation of all_gtfiles.
22330 Put language tags in there. Don't set or substitute
22331 all_gtfiles_files_langs or all_gtfiles_files_frags.
22332 * Makefile.in: Revamp the way gengtype is invoked, now that it
22333 takes a file on its command line with a much simpler format.
22334 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22335 (GTFILES): Remove duplicates and C source files.
22336 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22337 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22338 * configure: Regenerate.
22340 * gengtype.h: Remove all type definitions to gengtype.c; leave
22341 only definitions of options_p, type_p, and pair_p as opaque
22342 pointers. Update prototypes.
22343 * gengtype.c: Many type definitions moved here from gengtype.h.
22344 Consolidate type definitions at the top of the file.
22345 (xvasprintf): Delete.
22346 (xasprintf): Make static.
22347 (create_nested_pointer_option): Add 'next' parameter.
22348 (create_field_all, create_field_at): New functions.
22349 (create_field): Now a thin wrapper around create_field_all.
22350 (create_optional_field): Rename create_optional_field_ and add
22351 line argument. Original name is now a macro which supplies
22353 (oprintf): Use vsnprintf directly.
22354 (close_output_files): Use fatal rather than perror/exit.
22355 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22356 (main): Set progname. Don't use exit.
22357 * gengtype-yacc.y (struct_fields): Use create_field_at.
22358 (option, optionseqopt): Delete.
22359 (optionseq): Consolidate productions from option here so we
22360 can use the first argument to create_option.
22362 * gengtype-lex.l: Distinguish unions from structures in the
22363 token type. Don't call find_structure; return the tag as a string.
22364 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22365 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22366 string. Reorganize typedef_struct production accordingly.
22367 Use create_nested_ptr_option.
22368 * gengtype.c (create_nested_ptr_option): New function.
22369 * gengtype.h: Declare it.
22371 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22372 (string_type): Don't declare.
22373 (do_scalar_typedef): Declare.
22374 (create_scalar_type): Update prototype.
22375 * gengtype.c (string_type): Make static.
22376 (scalar_nonchar, scalar_char): New.
22377 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22378 (resolve_typedef): Use scalar_nonchar for error recovery.
22379 (create_scalar_type): Remove name_len field. Return scalar_char
22380 or scalar_nonchar as appropriate.
22381 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22382 to use string_type.
22383 (throughout): Use scalar_nonchar instead of calling
22384 create_scalar_type, whenever possible.
22385 (main): Initialize scalar_char and scalar_nonchar before calling
22387 * gengtype-lex.l: Adjust for removal of second argument to
22388 create_scalar_type. Use yylval.s instead of yylval.t when
22390 * gengtype-yacc.y: Type of SCALAR is string. Call
22391 create_scalar_type from type:SCALAR rule. Adjust for removal of
22392 second argument to create_scalar_type.
22394 * vec.h: Remove all #if IN_GENGTYPE blocks.
22395 Add comment saying that changes may require adjustments to gengtype.
22396 * gengtype.c: Don't include coretypes.h or tm.h.
22397 Add comment to inclusion of errors.h.
22398 (note_def_vec, note_def_vec_alloc): New functions.
22399 * gengtype.h: Declare new functions.
22400 * gengtype-lex.l: Don't include coretypes.h.
22401 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22403 (update_lineno): Remove unnecessary prototype.
22404 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22405 (VEC rule): Just return VEC_TOKEN.
22406 * gengtype-yacc.y (VEC_TOKEN): New token type.
22407 (type): Add a production for VEC(a,b).
22408 * Makefile.in: Update dependencies.
22410 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22411 typedefs that use the old PARAMS macro.
22413 * gengtype-lex.l: Remove all rules and states relating to yacc
22415 * gengtype-yacc.y: Similarly.
22416 * gengtype.c (note_yacc_type): Delete function.
22417 * gengtype.h: Update prototypes.
22419 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22421 * tree-pretty-print.c (dump_generic_node): Report precision of
22422 unnamed integer types.
22424 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22426 * ifcvt.c (noce_try_store_flag_constants): Don't check
22427 no_new_pseudos here.
22428 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22429 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22430 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22431 noce_try_sign_mask): Likewise.
22432 (if_convert): Check no_new_pseudos here.
22434 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22436 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22437 (noce_get_condition): Handle new then_else_reversed argument.
22438 (noce_init_if_info): Remove, fold into noce_find_if_block.
22439 (noce_process_if_block): Take a struct noce_if_info as the
22440 argument. Don't set up one based on ce_if_info. Update pointer
22441 references accordingly.
22442 (cond_move_process_if_block): Likewise.
22443 (process_if_block): Removed.
22444 (find_if_block): Removed. Move functionality two new functions,
22445 noce_find_if_block and cond_exec_find_if_block.
22446 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22447 blocks and the symmetric IF-ELSE-JOIN case.
22448 (cond_exec_find_if_block): Also new function mostly based on old
22449 find_if_block and process_if_block.
22450 (find_if_header): Replace find_if_block call with separately
22451 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22452 (find_cond_trap): Update noce_get_condition call.
22453 (dead_or_predicable): Likewise.
22455 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22457 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22459 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22460 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22461 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22462 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22463 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22464 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22465 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22466 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22467 __builtin_ia32_psrad128 builtins.
22469 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22471 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22472 * config/i386/constraints.md
22473 (define_constraint "I"): Use IN_RANGE macro.
22474 (define_constraint "J"): Ditto.
22475 (define_constraint "K"): Ditto.
22476 (define_constraint "M"): Ditto.
22477 (define_constraint "N"): Ditto.
22478 (define_constraint "O"): Ditto.
22479 * config/i386/predicates.md
22480 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22481 (define_predicate "const_0_to_3_operand"): Ditto.
22482 (define_predicate "const_0_to_7_operand"): Ditto.
22483 (define_predicate "const_0_to_15_operand"): Ditto.
22484 (define_predicate "const_0_to_63_operand"): Ditto.
22485 (define_predicate "const_0_to_255_operand"): Ditto.
22486 (define_predicate "const_1_to_31_operand"): Ditto.
22487 (define_predicate "const_2_to_3_operand"): Ditto.
22488 (define_predicate "const_4_to_7_operand"): Ditto.
22490 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22492 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22493 in SImode for save_world.
22494 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22497 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22499 PR tree-optimization/30784
22500 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22503 2007-03-25 Revital Eres <eres@il.ibm.com>
22505 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22506 Fold movement_possibility function into it.
22508 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22510 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22511 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22512 (call_indirect_nonlocal_darwin64): Same.
22513 (call_nonlocal_darwin64): Same.
22514 (call_value_indirect_nonlocal_darwin64): Same.
22515 (call_value_nonlocal_darwin64): Same.
22516 (sibcall_nonlocal_darwin64): Same.
22517 (sibcall_value_nonlocal_darwin64): Same.
22518 (sibcall_symbolic_64): Same.
22519 (sibcall_value_symbolic_64): Same.
22520 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22522 (rs6000_emit_load_toc_table): Same.
22523 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22524 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22526 (divss_call): Same.
22527 (divus_call): Same.
22528 (quoss_call): Same.
22529 (quous_call): Same.
22530 (load_toc_v4_pic_si): Same
22531 (load_toc_v4_PIC_1): Same.
22532 (load_toc_v4_PIC_1b): Same.
22533 (call_indirect_aix{32,64}): Same.
22534 (call_value_indirect_aix{32,64}): Same.
22536 (call_value): Same.
22537 (call_local{32,64}): Same.
22538 (call_value_local{32,64}): Same.
22539 (call_indirect_nonlocal_aix{32,64}): Same.
22540 (call_nonlocal_aix{32,64}): Same.
22541 (call_value_indirect_nonlocal_aix{32,64}): Same.
22542 (call_value_nonlocal_aix{32,64}): Same.
22543 (call_indirect_nonlocal_sysv<mode>): Same.
22544 (call_nonlocal_sysv<mode>): Same.
22545 (call_value_indirect_nonlocal_sysv<mode>): Same.
22546 (call_value_nonlocal_sysv<mode>): Same.
22548 (sibcall_local{32,64}): Same.
22549 (sibcall_value_local{32,64}): Same.
22550 (sibcall_nonlocal_aix{32,64}): Same.
22551 (sibcall_value_nonlocal_aix{32,64}): Same.
22552 (sibcall_nonlocal_sysv<mode>): Same.
22553 (sibcall_value): Same.
22554 (sibcall_value_nonlocal_sysv<mode>): Same.
22556 2007-03-24 Paul Brook <paul@codesourcery.com>
22558 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22559 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22561 2007-03-24 Richard Henderson <rth@redhat.com>
22563 * config/ia64/constraints.md: New file.
22564 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22565 satisfies_constraint_?.
22566 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22567 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22568 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22569 ia64_output_mi_thunk): Likewise.
22570 (ia64_const_ok_for_letter_p): Remove.
22571 (ia64_const_double_ok_for_letter_p): Remove.
22572 (ia64_extra_constraint): Remove.
22573 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22574 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22575 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22576 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22577 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22578 EXTRA_MEMORY_CONSTRAINT): Remove.
22579 * config/ia64/ia64.md: Include constriants.md. Replace
22580 CONST_OK_FOR_? with satisfies_constraint_?.
22582 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22583 H.J. Lu <hongjiu.lu@intel.com>
22585 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22587 (name macros): Use DPD_BID_NAME to convert names properly.
22589 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22590 decimal floating point format.
22591 (init_floating_libfuncs): Change decimal functions so that they
22592 have a "bid_" prefix if the decimal system uses the BID format,
22593 and "dpd_" prefix if the decimal system uses the DPD format.
22594 (init_interclass_conv_libfuncs): Ditto.
22595 (init_intraclass_conv_libfuncs): Ditto.
22597 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22598 using the BID format.
22600 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22601 whether we are using the BID decimal format.
22602 * configure: Regenerate.
22604 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22605 the compiler has decimal floating point enabled. Define
22606 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22609 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22610 using the BID format.
22612 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22613 whether we are using the BID decimal format.
22614 * configure: Regenerate.
22616 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22617 the compiler has decimal floating point enabled. Define
22618 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22621 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22622 options, and that it is enabled for i386/x86_64 systems.
22624 * Makefile.in (enable_decimal_float): New.
22626 (DECNUMINC): Add -I$(DECNUMFMT).
22627 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22628 to $(DECNUMFMT) from $(DECNUM).
22630 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22631 Substitute enable_decimal_float.
22632 * configure: Regenerated.
22635 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22638 * configure.ac: Enable decimal float for x86_64-*-linux*.
22639 * configure: Regenerated.
22642 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22643 decimal128ClearSign to flip and clear the sign bit in decimal128.
22644 (decimal_real_maxval): Set decimal128SetSign to set the sign
22647 2007-03-23 Ian Lance Taylor <iant@google.com>
22649 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22651 2007-03-23 Ian Lance Taylor <iant@google.com>
22653 * tree-dump.c (dump_files): Correct comment.
22655 2007-03-23 Ian Lance Taylor <iant@google.com>
22657 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22659 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22661 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22662 in cfglayout mode. Don't go into and out of cfglayout mode.
22663 Link the blocks in the order of the constructed traces.
22664 (rest_of_handle_tracer): Adjust call to tracer.
22665 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22666 Don't go into cfglayout mode.
22667 (rtl_loop_done): Don't go out of cfglayout mode.
22668 * cfglayout.c (relink_block_chain): New function, split out from...
22669 (fixup_reorder_chain): ...here. Remove redundant checking.
22670 (cfg_layout_finalize): Don't clear the header, footer, and aux
22671 fields here, move the code to do so to relink_block_chain. Likewise
22672 for free_original_copy_tables.
22673 * rtl.h (tracer): Update prototype.
22674 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22675 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22676 mode. Use relink_block_chain to serialize the CFG according to the
22677 new basic block order. Move targetm.cannot_modify_jumps_p check from
22679 (gate_handle_reorder_blocks): ...to here.
22680 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22682 (gate_duplicate_computed_gotos): ...to here.
22683 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22684 something always changes when going into and out of cfglayout mode.
22685 Perform an expensive cfg cleanup while going into cfglayout mode.
22686 Always update liveness information on HAVE_conditional_execution
22687 targets. Reserialize the basic blocks and go out of cfglayout mode.
22688 * reg-stack.c: Include cfglayout.h.
22689 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22690 the call to reorder_basic_blocks.
22691 * basic-block.h (reorder_basic_blocks): Update prototype.
22692 (relink_block_chain): New prototype.
22693 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22695 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22697 * config/mips/mips.md (type, hazard, *movdi_32bit,
22698 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22699 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22700 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22701 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22702 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22704 (movcc): Change first xfer to multi.
22705 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22706 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22707 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22708 config/mips/generic.md: Change reservations using "xfer" to use
22710 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22711 using match_operand.
22712 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22713 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22715 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22717 2007-03-22 Richard Henderson <rth@redhat.com>
22719 * config/i386/i386.c: Remove unnecessary function declarations.
22720 Move targetm definition, and all related macros, to the end of
22721 the file. Resort some functions to put definitions before uses.
22722 (ix86_attribute_table): Make static. Move to end of file.
22723 (ix86_gimplify_va_arg): Make static.
22725 2007-03-22 Richard Henderson <rth@redhat.com>
22727 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22728 don't increase local_regparm with force_align_arg_pointer check.
22729 (ix86_function_sseregparm): Assert 32-bit.
22730 (type_has_variadic_args_p): New.
22731 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22732 type_has_variadic_args_p.
22733 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22734 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22735 use memset instead. Do maybe_vaarg check first; skip attribute
22736 tests if true; skip attribute tests for 64-bit.
22737 (construct_container): Remove TARGET_DEBUG_ARG.
22738 (function_arg_advance_32, function_arg_advance_64): Split out ...
22739 (function_arg_advance): ... from here.
22740 (function_arg_32, function_arg_64): Split out ...
22741 (function_arg): ... from here.
22742 (ix86_pass_by_reference): Tidy.
22743 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22744 (function_value_32): New, from parts of ix86_function_value
22745 and ix86_value_regno.
22746 (function_value_64): New, from parts of ix86_function_value
22747 and ix86_libcall_value.
22748 (ix86_function_value_1): New.
22749 (ix86_function_value, ix86_libcall_value): Use it.
22750 (return_in_memory_32, return_in_memory_64): Split out ...
22751 (ix86_return_in_memory): ... from here.
22752 (ix86_struct_value_rtx): Skip for 64-bit.
22753 (ix86_libcall_value, ix86_value_regno): Remove.
22754 (setup_incoming_varargs_64): Split out ...
22755 (ix86_setup_incoming_varargs): ... from here.
22756 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22757 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22758 * config/i386/i386-protos.h (ix86_function_value): Remove.
22759 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22761 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22764 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22765 infinities not supported, otherwise emit warning if -Woverflow. On
22766 underflow, emit warning if -Woverflow.
22767 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22769 * real.h (real_from_string): Update declaration
22771 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22772 Richard Henderson <rth@redhat.com>
22774 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22775 * calls.c (compute_argument_block_size, expand_call,
22776 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22777 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22778 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22779 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22780 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22781 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22782 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22783 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22786 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22788 * c-incpath.c (add_sysroot_to_chain): New.
22789 (merge_include_chains): Add sysroot argument. Call
22790 add_sysroot_to_chain if sysrooted.
22791 (register_include_chains): Update call to merge_include_chains.
22792 * doc/cppopts.texi: Document use of '=' in include directory
22795 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22797 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22798 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22799 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22800 insn pattern using X87MODEF12 mode macro.
22802 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22804 * regmove.c (regmove_optimize): Use reg_mentioned_p
22805 instead of reg_overlap_mentioned_p for DST.
22807 2007-03-21 Mike Stump <mrs@apple.com>
22809 * c.opt: Fixup for Objective-C/C++.
22811 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22813 * explow.c (convert_memory_address): Fold memory reference when
22814 POINTERS_EXTEND_UNSIGNED < 0
22816 2007-03-21 Richard Henderson <rth@redhat.com>
22819 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22820 * config/i386/mmintrin.h (__m64): Likewise.
22821 * config/i386/xmmintrin.h (__m128): Likewise.
22823 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22825 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22826 (VXWORKS_OS_CPP_BUILTINS): Define.
22827 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22828 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22830 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22832 * rtl.h (constant_pool_reference_p): Delete.
22833 (find_constant_src): Declare.
22834 * rtlanal.c (find_constant_src): New function.
22835 * simplify-rtx.c (constant_pool_reference_p): Delete.
22836 * config/i386/i386.md: Use find_constant_src instead of
22837 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22839 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22841 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22842 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22844 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22846 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22847 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22848 (arm_elf_asm_constructor): Use it.
22849 (arm_elf_asm_destructor): New function.
22851 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22853 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22855 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22857 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22859 2007-03-19 Andrew Haley <aph@redhat.com>
22861 PR tree-optimization/31264
22862 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22863 VIEW_CONVERT_EXPRs.
22865 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22867 PR rtl-optimization/30907
22868 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22869 (fwprop_init): Always call loop_optimizer_initialize.
22870 (fwprop_done): Always call loop_optimizer_finalize.
22871 (fwprop): We always have loop info now.
22872 (gate_fwprop_addr): Remove.
22873 (pass_fwprop_addr): Use gate_fwprop as gate.
22875 PR rtl-optimization/30841
22876 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22877 df_chain_alloc): Call df_reorganize_refs unconditionally.
22878 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22879 refs_organized to refs_organized_size.
22880 (df_ref_create_structure): Use refs_organized_size instead of
22881 bitmap_size if refs had been organized, and keep refs_organized_size
22883 * df.h (struct df_ref_info): Change refs_organized to
22884 refs_organized_size.
22885 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22888 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22890 * except.c (output_function_exception_table): Do not reference the
22891 EH personality routine for functions that do not require an
22894 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22897 * c-typeck.c (convert_for_assignment): Call comptypes for
22898 RECORD_TYPE or UNION_TYPE.
22900 PR inline-asm/30505
22901 * reload1.c (reload): Do invalid ASM checking after
22902 cleanup_subreg_operands.
22904 2007-03-19 Jeff Law <law@redhat.com>
22906 * tree-cfg.c (find_taken_edge): Tighten conditions for
22907 optimizing computed gotos.
22909 2007-03-19 Michael Matz <matz@suse.de>
22911 * builtins.c (expand_builtin_sync_operation,
22912 expand_builtin_compare_and_swap,
22913 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22916 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22917 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22920 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22922 * doc/tm.texi: Add brackets around the return type of
22923 TARGET_SECONDARY_RELOAD.
22925 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22926 Richard Guenther <rguenther@suse.de>
22928 PR tree-optimization/31254
22929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22930 Use handled_component_p () where appropriate. Continue
22931 propagating into the rhs if we propagated into an INDIRECT_REF
22934 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22936 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22937 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22938 (xde, xdee): Mode attributes adjusted to support DFP modes.
22939 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22940 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22941 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22942 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22943 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22944 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22945 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22947 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22948 "movsf"): Insn definitions removed.
22949 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22950 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22951 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22953 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22954 "reload_in<mode>", "reload_out<mode>"): Expander added.
22955 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22958 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22960 * config/s390/s390.md: Only non-functional changes. Renamed
22961 FPR mode macro to BFP all over the file.
22963 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22965 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22966 (op_type attribute): RRF instruction type added.
22967 (fT0): New mode attribute.
22968 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22969 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22970 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22971 instruction no secondary memory is needed when moving DFmode values
22972 between GPRs and FPRs.
22974 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22976 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22977 inverted and documentation adjusted.
22978 ("mhard-dfp", "msoft-dfp"): New options.
22979 * config/s390/s390.c (s390_handle_arch_option): New architecture
22981 (override_options): Sanity checks for the new options added.
22982 * config.gcc: New architecture switch: z9-ec.
22983 * config/s390/s390.h (processor_flags): PF_DFP added.
22984 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22985 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22986 when the bit is NOT set so remove it from the defaults.
22988 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22990 * genemit.c (main): Print include statement for dfp.h.
22991 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22994 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22996 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22998 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23001 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23002 instead of PATTERN.
23004 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23006 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23007 attr_length_call, output_call, output_indirect_call): Cleanup
23008 formatting of targetm calls.
23010 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23012 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23014 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23016 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23017 reservation, bypass and anti-bypass descriptions for these
23018 instructions. Update move patterns.
23019 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23022 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23024 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23025 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23026 (get_initial_def_for_reduction): Likewise.
23028 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23030 Fix PR tree-optimization/29922
23031 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23032 (get_representative): Removed.
23033 (value_dies_in_block_x): Update for rvuse removal.
23034 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23035 (compute_antic_aux): Handle when PHI nodes appear in
23036 non-single-successors.
23037 (dump_bitmap_of_names): Removed.
23038 (compute_antic_safe): Renamed and removed rvuse calculation.
23039 Calculate only antic safe.
23040 (insert_into_preds_of_block): Remove assert.
23041 (execute_pre): Update for renamed functions.
23042 (defer_or_phi_translate_block): New function.
23044 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23046 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23047 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23049 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23050 Follow spelling conventions.
23052 * tree-data-ref.h: Remove the prototype for analyze_array.
23054 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23056 PR tree-optimization/31041
23057 * tree-vect-transform.c (get_initial_def_for_induction): Call
23058 force_gimple_operand.
23060 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23062 * ipa-type-escape.c (look_for_casts) : Revert code to use
23063 handled_component_p due to ada test a-numaux.adb.
23065 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23067 * final.c (final_scan_insn): Alter the condition of a
23068 conditional trap if we have nonstandard CC.
23070 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23072 * configure.ac: Remove excess quoting from asm line 0 test.
23073 * configure: Rebuilt.
23075 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23077 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23078 * c-common.c (convert_and_check): Move warning logic to...
23079 (warnings_for_convert_and_check): ...here. Define.
23080 * c-common.h (warnings_for_convert_and_check): Declare.
23082 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23084 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23085 (output_call): Likewise.
23087 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23089 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23091 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23093 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23095 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23097 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23098 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23100 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23102 PR tree-optimization/31183
23103 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23104 Use double_int instead of unsigned int for representing access_strides.
23105 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23107 2007-03-16 Richard Guenther <rguenther@suse.de>
23109 PR tree-optimization/31146
23110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23111 to allow recursion of forward_propagate_addr_expr.
23112 (forward_propagate_addr_into_variable_array_index): Likewise.
23113 (forward_propagate_addr_expr): Likewise.
23114 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23115 (forward_propagate_addr_expr_1): Recurse on simple copies
23116 instead of propagating into them. Do so for useless conversions
23118 (forward_propagate_addr_expr): Clean up unused statements after
23121 2007-03-16 Richard Guenther <rguenther@suse.de>
23123 * builtins.c (expand_builtin_cexpi): Use the right argument
23124 for the expansion via cexp.
23126 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23128 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23129 * configure: Rebuilt.
23131 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23134 * dwarf2out.c (force_type_die): Adjust comment.
23135 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23137 2007-03-15 DJ Delorie <dj@redhat.com>
23139 * config/frv/predicates.md (minmax_operator): Don't check operands
23142 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23144 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23145 Update constant estimates of number of iterations.
23146 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23147 argument renamed to "realistic".
23148 (compute_estimated_nb_iterations): Removed.
23149 (record_niter_bound): New function.
23150 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23151 call record_nonwrapping_iv with upper = false.
23152 (infer_loop_bounds_from_signedness): Pass upper argument to
23153 record_nonwrapping_iv.
23154 (estimate_numbers_of_iterations_loop): Do not call
23155 compute_estimated_nb_iterations. Record estimate based on profile
23156 information. Initialize the constant estimates of number of
23158 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23160 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23161 number of iterations is too small.
23162 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23163 (EST_NOT_AVAILABLE): Removed.
23164 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23165 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23168 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23170 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23171 Handle NE_EXPR guards.
23173 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23176 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23177 Set also -pedantic-errors by default for the preprocessor unless
23178 -fpermissive is given.
23180 2007-03-15 Richard Guenther <rguenther@suse.de>
23182 PR middle-end/29719
23183 PR middle-end/31161
23184 * builtins.c (expand_builtin_cexpi): As a fallback if we
23185 don't have builtins for sincos or cexp create a function
23186 declaration for cexp and expand to a call to that.
23187 (expand_builtin_int_roundingfn): Always fall
23188 back to floor/ceil and its variants even if they may be
23191 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23193 PR middle-end/31159
23194 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23195 jump tables, move the call to delete_dead_jumptables from here...
23196 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23197 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23198 don't allow merging of blocks that try_redirect_by_replacing_jump
23199 also does not handle when not optimizing.
23201 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23202 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23204 * config/i386/i386.md (x86_sahf_1): Correctly handle
23207 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23210 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23211 x86_64_general_operand as operand[2] predicate. Remove "iF"
23212 from operand constraints and use "e" constraint instead.
23213 (*subti3_1, *subti3_1 splitter): Ditto.
23214 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23215 operand[1] predicate.
23217 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23219 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23220 arrays, multiply the access strides by the size of the sub-array.
23221 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23223 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23225 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23226 the configured assembler supports the sahf mnemonic.
23227 * configure: Regenerate.
23228 * config.in: Regenerate.
23230 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23231 emit "sahf" or ".byte\t0x9e" as asm template.
23233 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23236 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23237 option to replace hard coded TARGET_xxx in md file.
23238 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23239 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23240 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23241 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23242 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23243 (X86_TUNE_NOT_VECTORMODE): Ditto.
23244 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23245 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23246 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23247 (TUNE_SLOW_IMUL_IMM8): Ditto.
23248 (TUNE_MOVE_M1_VIA_OR): Ditto.
23249 (TUNE_NOT_UNPAIRABLE): Ditto.
23250 (TUNE_NOT_VECTORMODE): Ditto.
23252 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23255 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23256 tuning options instead of hard coded TARGET_xxx.
23257 (fix ssemode peephole2's): Ditto.
23258 (imul peephole2's): Ditto.
23260 (movdi_or_rex64): Ditto.
23261 (move peephole2): Ditto.
23262 (not peephole2's): Ditto.
23264 2007-03-14 Dirk Mueller <dmueller@suse.de>
23266 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23267 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23268 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23270 * c-parser.c (c_parser_do_statement): Warn about empty body in
23271 do/while statement.
23272 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23273 * doc/invoke.texi (-Wempty-body): Update documentation.
23275 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23278 * c-common.h (warn_for_div_by_zero): Declare.
23279 * c-common.c (warn_for_div_by_zero): Define.
23280 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23283 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23285 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23286 to PREFIX and STANDARD_PREFIX.
23288 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23289 Phil Edwards <phil@codesourcery.com>
23291 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23292 (__gthread_once_t): Remove busy field for RTPs.
23293 (__GTHREAD_ONCE_INIT): Update accordingly.
23295 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23297 * doc/invoke.texi: Document VxWorks options.
23299 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23301 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23303 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23305 PR tree-optimization/30590
23306 * tree-nrv.c (tree_nrv): Check for the partial update of the
23309 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23311 * flags.h (flag_random_seed): Remove declaration, in favor of...
23312 * toplev.h (get_random_seed, set_random_seed): ... these.
23313 * tree.c (get_file_function_name): Use the former.
23314 * opts.c (common_handle_option): Use the latter.
23317 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23319 PR middle-end/31127
23320 * cse.c (cse_find_path): Do not bail out if a basic block that
23321 we already visited now becomes part of a path that starts at a
23322 different basic block. Just disallow this, to make sure we
23323 visit each basic block at most once.
23325 2007-03-13 Jan Hubicka <jh@suse.cz>
23327 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23328 attributes, when profile esitmate is present, calls with very low
23329 frequency are cold.
23331 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23333 PR tree-optimization/30730
23334 PR tree-optimization/26900
23335 * tree-ssa-loop-niter.c: Include gmp.h.
23336 (bounds): New type.
23337 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23338 split_to_var_and_offset, determine_value_range,
23339 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23340 bound_difference, bounds_add, bounds_negate,
23341 number_of_iterations_ne_max, dump_affine_iv): New functions.
23342 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23343 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23344 difference of initial and final value of control iv to validate
23346 (number_of_iterations_cond): Add loop parameter. Determine bounds
23347 on the difference of the extremes of the control iv. Add dumps.
23348 (expand_simple_operations): Handle phi nodes.
23349 (simplify_using_initial_conditions): Do not record used conditions.
23350 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23351 Do not set additional_info.
23352 (implies_nonnegative_p, implies_ge_p): Removed.
23353 (derive_constant_upper_bound): Do not use parameter `additional'.
23354 (record_estimate): Parameter `additional' removed. Parameter
23355 `i_bound' added. Do not call derive_constant_upper_bound.
23356 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23357 bound the number of iterations estimate.
23358 (estimate_numbers_of_iterations_loop): Pass the estimate from
23359 the number of iterations analysis to record_estimate.
23360 * tree.h (multiple_of_p): Declare.
23361 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23362 (scev_const_prop): Do not check expression_expensive_p.
23363 * fold-const.c (multiple_of_p): Exported.
23364 * double-int.c (double_int_mask): Exported.
23365 * double-int.h (double_int_mask): Declare.
23366 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23367 field. Added max field.
23369 2007-03-13 David Taylor <taylor@candd.org>
23372 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23375 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23378 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23379 two unamed patterns.
23381 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23383 * config/i386/i386.opt (mcx16, msahf): New options.
23384 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23385 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23387 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23388 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23389 Output -mcx16 and -msahf options when corresponding bit is set.
23391 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23392 and -msahf options.
23394 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23396 * configure.ac: Test for assembler tolerance to # 0 "".
23397 * configure, config.in: Rebuilt.
23398 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23400 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23402 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23404 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23405 (handle_syscall): Handle direct system calls.
23406 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23408 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23410 * doc/invoke.texi: Fix cpp.info cross-reference.
23411 * doc/passes.texi: Fix gcc.info cross-reference.
23413 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23415 PR tree-optimization/30835
23416 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23417 bb_for_stmt is not NULL before accessing it.
23419 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23421 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23424 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23427 * doc/install.texi: Document --enable-stage1-languages
23429 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23431 * tree-pass.h (pass_into_cfg_layout_mode,
23432 pass_outof_cfg_layout_mode): Declare.
23433 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23434 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23435 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23436 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23438 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23440 * c-decl.c (warn_variable_length_array): New function.
23441 Refactored from grokdeclarator to handle warn_vla
23442 and handle unnamed array case.
23443 (grokdeclarator): Refactored VLA warning case.
23444 * c.opt (Wvla): New flag.
23445 * doc/invoke.texi (Wvla): New warning.
23447 2007-03-12 Richard Henderson <rth@redhat.com>
23449 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23450 (TARGET_SECTION_TYPE_FLAGS): New.
23452 2007-03-12 Richard Henderson <rth@redhat.com>
23454 * config/darwin.c (machopic_reloc_rw_mask): New.
23455 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23456 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23458 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23460 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23461 * cppdefault.h (cpp_PREFIX): Document.
23462 (cpp_PREFIX_len): Likewise.
23463 (cpp_EXEC_PREFIX): New variable.
23464 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23465 * c-incpath.c (add_standard_paths): Correct logic for relocating
23466 paths within prefix.
23468 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23470 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23471 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23473 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23474 fix_truncdfdi_sse using SSEMODEF mode macro.
23475 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23476 fix_truncdfsi_sse using SSEMODEF mode macro.
23477 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23478 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23480 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23482 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23483 elfos.h to tm_file.
23485 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23487 * tree.h : Add multiple_of_p declaration.
23488 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23489 * ipa-type-escape.c (results_of_malloc): Redundant.
23490 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23491 (cast_type): Extended with new members.
23492 (check_cast): Returns cast_type.
23493 (cast): New structure for data of walk_use_def_chains.
23494 (is_malloc_result, is_cast_from_non_pointer_1,
23495 is_cast_from_non_pointer,
23496 is_array_access_through_pointer_and_index): New functions.
23497 (look_for_casts): Returns cast types.
23498 (check_call): Returns void.
23499 (okay_pointer_operation): Use support of pointer plus index,
23500 pointer plus constant and allow all multiplications.
23502 2007-03-11 Richard Guenther <rguenther@suse.de>
23504 PR tree-optimization/31115
23505 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23506 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23507 A shift count of zero is not special as with *_DIV_EXPR.
23508 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23511 2007-03-11 Ian Lance Taylor <iant@google.com>
23513 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23514 the *_DIV_EXPR codes correctly with overflow infinities.
23516 2007-03-11 Ira Rosen <irar@il.ibm.com>
23518 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23519 indicate success/failure of the analysis. Add negation to subtrahend
23520 in case of subtraction. Fail if both operands contain constants.
23521 (create_data_ref): Fail if analyze_offset fails.
23523 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23525 * config/i386/i386.md (frndintxf2): Rename to ...
23526 (rintxf2): ... this. Remove expander having same name.
23527 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23528 (roundsf2, rounddf2): Ditto.
23529 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23530 (lround<mode>di2, lround<mode>si2): Ditto.
23532 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23534 * lower-subreg.c: Include except.h.
23535 (decompose_multiword_subregs): Verify that the only control flow
23536 insns we can split are loads to multi-words pseudos.
23537 Handle breaking such blocks after splitting, instead of calling
23538 find_many_sub_basic_blocks.
23540 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23541 on the new basic block. Add a lengthy comment explaining why we
23542 thought this was necessary.
23543 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23545 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23548 * tree.c (walk_type_fields): Recurse into the element type of
23549 ARRAY_TYPEs if there is a pointer set.
23551 2007-03-10 Dirk Mueller <dmueller@suse.de>
23553 * c-common.c (warn_logical_operator): Fix condition.
23555 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23557 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23559 * config/darwin.c (machopic_select_section): Remove superfluous
23560 argument in call to categorize_decl_for_section. Remove unused
23563 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23565 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23567 * configure: Regenerate.
23569 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23572 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23573 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23574 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23575 Add LABEL_NUSES to emitted label.
23576 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23577 branch probability value to emitted jump insn.
23578 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23579 Do not check life information and do not re-arrange input operands
23580 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23582 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23584 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23585 the change of decode_asm_operands.
23587 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23589 * mode-switching.c (create_pre_exit): Skip blockage insn.
23591 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23593 * tree-pass.h (TODO_update_smt_usage): Remove.
23595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23599 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23601 * pa.c (attr_length_call): Revise condition for long
23602 pc-relative branch.
23603 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23604 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23605 sequence on SOM target.
23607 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23609 * gcc.c: Document %{, in big comment at top.
23610 (input_suffix_matches): Remove special handling for .s and
23612 (input_spec_matches): New.
23613 (handle_braces): Handle %{,.
23614 (validate_switches): ',' indicates a value which is not a switch.
23615 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23616 to detect assembler input.
23617 * config/i386/sol2.h (CPP_SPEC): Likewise.
23618 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23619 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23620 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23621 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23622 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23623 -m64 causes deployment target to default to 10.5.
23624 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23626 2007-03-09 Richard Henderson <rth@redhat.com>
23629 * target.h (targetm.asm.out.reloc_rw_mask): New.
23630 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23631 (TARGET_ASM_OUT): Use it.
23632 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23633 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23634 use the new reloc_rw_mask target hook instead.
23635 (default_section_type_flags_1): Merge into...
23636 (default_section_type_flags): ... here.
23637 (decl_readonly_section_1): Merge into...
23638 (decl_readonly_section): ... here.
23639 (default_elf_select_section_1): Merge into...
23640 (default_elf_select_section): ... here.
23641 (default_unique_section_1): Merge into...
23642 (default_unique_section): ... here.
23643 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23644 (default_select_rtx_section): Use it.
23645 (default_elf_select_rtx_section): Likewise.
23646 * output.h: Update to match.
23647 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23648 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23649 (TARGET_ASM_RELOC_RW_MASK): New.
23650 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23651 to categorize_decl_for_section.
23652 (x86_64_elf_unique_section): Likewise.
23653 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23654 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23655 (TARGET_ASM_RELOC_RW_MASK): New.
23656 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23657 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23658 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23659 (TARGET_RWRELOC): Remove.
23660 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23661 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23662 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23663 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23664 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23665 (rs6000_xcoff_select_section): Use decl_readonly_section.
23666 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23667 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23668 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23669 (TARGET_SECTION_TYPE_FLAGS): Remove.
23670 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23672 2007-03-09 Roger Sayle <roger@eyesopen.com>
23674 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23675 complex constant equality/inequality comparisons for here.
23676 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23677 known at compile-time or can be simplified to a scalar comparison.
23678 (fold_relational_const): Move compile-time evaluation of complex
23679 constant equality/inequality comparisons to here.
23681 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23683 PR rtl-optimization/30643
23684 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23686 (fold_rtx): Recurse, like before 2006-11-03.
23688 2007-03-09 DJ Delorie <dj@redhat.com>
23690 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23693 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23695 PR tree-optimization/30375
23696 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23697 LHS of statements is not the same.
23698 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23700 2007-03-09 Chao-ying Fu <fu@mips.com>
23702 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23704 * doc/invoke.texi (-mdspr2): Document new option.
23705 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23706 New unspec for DSP REV 2.
23707 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23708 these instructions are extended in DSP REV 2.
23709 (mips-dspr2.md): Include.
23710 * config/mips/mips.opt (mdspr2): New option.
23711 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23712 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23713 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23714 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23715 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23716 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23717 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23719 (bdesc_map): Add one field of unsupported_target_flags.
23720 (bdesc_arrays): Update entries to have extra fields. Add
23722 (mips_init_builtins): Initialize new function types.
23723 Check unsupported_target_fileds to filter out builtins.
23724 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23726 (ASM_SPEC): Pass mdspr2 to the assembler.
23727 * config/mips/mips-dspr2.md: New file.
23729 2007-03-09 Sa Liu <saliu@de.ibm.com>
23731 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23733 2007-03-09 Ian Lance Taylor <iant@google.com>
23735 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23736 argument) like -Wstrict-overflow=2.
23737 * doc/invoke.texi (Warning Options): Update documentation.
23739 2007-03-09 Dirk Mueller <dmueller@suse.de>
23742 * doc/invoke.texi (-Wlogical-op): Document.
23743 * common.opt (-Wlogical-op): New.
23744 * c-common.h (warn_logical_operator): Declare.
23745 * c-common.c (warn_logical_operator): Define.
23746 * c-typeck.c (parser_build_binary_op): Call
23747 warn_logical_operator.
23749 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23751 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23752 * final.c (final_scan_insn): Test for non-"" file name.
23754 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23756 * doc/loop.texi: Document the Omega linear constraints solver.
23757 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23758 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23759 omega-hash-table-size, omega-max-keys, and
23760 omega-eliminate-redundant-constraints.
23761 * tree-pass.h (pass_check_data_deps): Declared.
23764 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23765 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23766 pass_check_data_deps): New.
23767 * tree-data-ref.c (init_data_ref): Remove declaration.
23768 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23769 (analyze_array): Renamed init_array_ref, move up initializations.
23770 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23771 Removed arguments that are set to NULL.
23772 (analyze_indirect_ref): Correct indentation, correct call to
23774 (object_analysis): Call init_array_ref instead of analyze_array.
23775 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23776 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23777 of DR_ACCESS_FNS_ADDR.
23778 (init_omega_eq_with_af, omega_extract_distance_vectors,
23779 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23780 ddr_consistent_p): New.
23781 (compute_affine_dependence): Check consistency of ddrs when
23782 flag_check_data_deps is passed.
23783 (analyze_all_data_dependences): Uncomment.
23784 (tree_check_data_deps): New.
23785 * tree-data-ref.h: Include omega.h.
23786 (DR_ACCESS_FNS_ADDR): Removed.
23787 (data_dependence_relation): Add inner_loop.
23788 (DDR_INNER_LOOP): New.
23789 * common.opt (fcheck-data-deps): New.
23790 * tree-flow.h (tree_check_data_deps): Declare.
23791 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23792 (OBJS-common): Depend on omega.o.
23794 * passes.c (pass_check_data_deps): Scheduled.
23795 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23796 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23797 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23798 PARAM_VECT_MAX_VERSION_CHECKS,
23799 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23801 2007-03-09 Richard Guenther <rguenther@suse.de>
23803 PR tree-optimization/30904
23804 PR middle-end/31058
23805 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23806 the same way as *_DIV_EXPR.
23808 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23810 * recog.c (decode_asm_operands): No mixed declarations and code.
23812 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23814 * rtl.def (ASM_INPUT): Add location.
23815 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23816 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23817 (decode_asm_operands): Add loc operand.
23818 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23819 * stmt.c (expand_asm): Rename to...
23820 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23821 gen_rtx_ASM_INPUT_loc.
23822 (expand_asm_expr): Adjust.
23823 * recog.c (decode_asm_operands): Add loc operand.
23824 (check_asm_operands, extract_insn): Adjust.
23825 * reload1.c (maybe_fix_stack_asms): Likewise.
23826 * final.c (asm_insn_count): Likewise.
23827 (final_scan_insn): Output # line before and after asm.
23829 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23831 * tree-ssa-structalias.c (variable_info): Remove
23833 (new_var_info): Ditto.
23834 (shared_bitmap_info_t): New structure.
23835 (shared_bitmap_table): New variable.
23836 (shared_bitmap_hash): New function.
23837 (shared_bitmap_eq): Ditto
23838 (shared_bitmap_lookup): Ditto.
23839 (shared_bitmap_add): Ditto.
23840 (merge_smts_into): Change to take bitmap directly.
23841 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23842 (init_alias_vars): Init shared bitmap hashtable.
23843 (delete_points_to_sets): Delete shared bitmap hashtable.
23844 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23845 is_aliased removal as a change that was still necessary was
23848 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23850 * config/i386/i386.h (override_options): Conditionally disable
23851 x86_sahf for 64bit targets only.
23853 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23856 * c-decl.c (merge_decls): Don't call make_var_volatile.
23857 * varasm.c (make_var_volatile): Remove.
23858 * output.h (make_var_volatile): Remove.
23860 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23862 PR tree-optimization/31085
23863 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23865 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23867 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23868 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23869 ATTR_CONST_NOTHROW_LIST.
23871 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23874 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23876 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23878 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23881 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23883 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23884 passed, use shared libgcc.
23886 2007-03-08 Roger Sayle <roger@eyesopen.com>
23888 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23889 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23890 (honor_protect_cleanup_actions, lower_try_finally_switch):
23892 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23893 ifc_temp_var): Likewise.
23894 * tree-inline.c (setup_one_parameter): Likewise.
23895 * tree-mudflap.c (mf_decl_cache_locals,
23896 mf_build_check_statement_for): Likewise.
23897 * tree-nested.c (init_tmp_var, save_tmp_var,
23898 finalize_nesting_tree_1): Likewise.
23899 * tree-outof-ssa.c (insert_copy_on_edge,
23900 insert_backedge_copies): Likewise.
23901 * tree-profile.c (tree_gen_edge_profiler,
23902 tree_gen_ic_profiler): Likewise.
23903 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23904 * tree-sra.c (sra_build_assignment): Likewise.
23905 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23906 * tree-ssa-math-opts.c (insert_reciprocals,
23907 execute_cse_sincos_1): Likewise.
23908 * tree-tailcall.c (adjust_accumulator_values,
23909 adjust_return_value): Likewise.
23910 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23911 * tree-vect-transform.c (vect_create_data_ref_ptr,
23912 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23913 vect_create_epilog_for_reduction, vectorizable_reduction,
23914 vectorizable_call, vectorizable_conversion,
23915 vectorizable_assignment, vectorizable_operation,
23916 vectorizable_type_demotion, vect_gen_widened_results_half,
23917 vect_permute_store_chain, vectorizable_store,
23918 vect_setup_realignment, vect_permute_load_chain,
23919 vectorizable_load, vectorizable_condition,
23920 vect_create_cond_for_align_checks): Likewise.
23921 * tree-vrp.c (build_assert_expr_for): Likewise.
23923 2007-03-08 Ian Lance Taylor <iant@google.com>
23925 * tree-vrp.c: Include "intl.h".
23926 (usable_range_p): New static function.
23927 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23928 overflowed values, juts set *strict_overflow_p.
23929 (compare_values): Only return -2 if one of the operands is not a
23931 (compare_ranges): Call usable_range_p.
23932 (compare_range_with_value): Likewise.
23933 (vrp_evaluate_conditional_warnv): Rename from
23934 vrp_evaluate_conditional. Make static. Change all callers.
23935 (vrp_evaluate_conditional): New function.
23936 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23937 on signed overflow.
23938 (simplify_abs_using_ranges): Likewise.
23939 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23940 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23941 within_stmt parameter.
23942 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23943 vrp_evaluate_conditional.
23944 * tree-ssa-threadedge.c
23945 (record_temporary_equivalences_from_stmts_at_dest): Change
23946 simplify parameter to take a second tree parameter.
23947 (simplify_control_stmt_condition): Likewise.
23948 (thread_across_edge): Likewise.
23949 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23950 (thread_across_edge): Likewise.
23951 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23953 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23955 * config/i386/i386.h (TARGET_SAHF): New define.
23956 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23957 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23958 (x86_sahf): New global variable.
23959 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23960 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23961 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23962 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23964 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23965 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23966 when expanding fcomi/sahf based tests.
23967 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23968 expanding sahf based alternative. Emit sahf based sequence when
23969 optimizing for code size.
23970 * config/i386/i386.md (x86_sahf_1): Do not disable for
23971 TARGET_64BIT, enable for TARGET_SAHF.
23973 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23975 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23976 spurious whitespace from error message.
23978 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23981 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23983 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23985 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23987 * tree-sra.c (instantiate_element): Propagate disabled warnings
23988 from the element itself to the created variable.
23990 2007-03-07 Richard Henderson <rth@redhat.com>
23993 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23994 silently fix up the stack in the case of a missing register.
23996 2007-03-07 Paul Brook <paul@codesourcery.com>
23998 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24000 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24002 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24004 (phase1_vrs): Use them.
24005 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24006 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24007 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24008 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24009 __gnu_Unwind_Restore_WMMXC if required.
24010 (_Unwind_VRS_Pop): Implement iWMMXt support.
24011 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24012 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24013 gnu_Unwind_Save_WMMXC): Define.
24015 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24017 * config/vxworks.h (vxworks_override_options): Declare.
24018 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24019 * config/vxworks.c: Include target.h and toplev.h.
24020 (vxworks_override_options): New function.
24021 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24023 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24025 * config/s390/s390.c (override_options): Don't emit an error when
24026 -mstack-size is used without providing -mstack-guard.
24027 (s390_emit_prologue): Choose stack_guard value automatically if not
24028 provided via command line.
24029 * doc/invoke.texi: Adjust description of -mstack-guard and
24032 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24034 * config/i386/i386.c (output_set_got): Add a GOT initialization
24035 sequence for VxWorks PIC.
24036 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24037 around labels as well as symbols. Use gotoff_operand instead
24038 of local_symbolic_operand.
24039 (legitimize_pic_address): Use gotoff_operand instead of
24040 local_symbolic_operand. Use @GOT accesses for labels as
24042 (ix86_output_addr_diff_elt): Use PC-relative rather than
24043 GP-relative offsets for VxWorks PIC.
24044 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24045 no_new_pseudos. Check whether the returned register is op0.
24046 * config/i386/i386.md (tablejump): Use PC-relative rather than
24047 GP-relative offsets for VxWorks PIC.
24048 * config/i386/predicates.md (gotoff_operand): New predicate.
24050 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24052 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24054 * config/vxworks-dummy.h: New file.
24055 * config/i386/i386.h: Include it.
24057 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24059 * dwarf2out.c (is_inlined_entry_point): New
24060 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24061 DW_AT_ranges if the first subblock is the entry point.
24063 2007-03-06 David Daney <ddaney@avtrex.com>
24065 * doc/install.texi (mips-*-*): Change recommended binutils
24068 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24070 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24071 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24073 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24074 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24076 2007-03-06 Jan Hubicka <jh@suse.cz>
24078 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24079 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24081 (probably_cold_bb_p): Cold functions are cold.
24082 (probably_never_executed_bb_p): Cold functions are cold.
24083 (tree_bb_level_predictions): Predict calls to cold functions as not
24085 (compute_function_frequency): Check hot/cold attributes.
24086 * function.h (function_frequency): Update comments.
24087 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24088 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24089 (c_common_att): Add cold and hot.
24091 * doc/extend.texi (hot,cold attributes): Document.
24093 2007-03-06 Andrew Haley <aph@redhat.com>
24095 * function.c (expand_function_end): Move blockage to just after we
24096 emit the label for the naked return from the function.
24098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24100 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24103 2007-03-06 Jan Hubicka <jh@suse.cz>
24105 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24106 loaded for constant large models. Non-large 64bit PIC can do.
24107 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24108 * cmodel.h: Add LARGE PIC.
24109 * i386.md (UNSPEC_PLTOFF): New.
24110 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24112 (*call_1_rex64): Disable for large models.
24113 (*call_1_rex64_large): New.
24114 (*call_value_1_rex64): Disable for large models.
24115 (*call_value_1_rex64_large): New.
24116 (set_rip_rex4): New.
24117 (set_got_offset_rex64): New.
24118 * predicates.md (constant_call_address_operand): For large model
24119 constant calls are not possible.
24120 * i386-protos.h (construct_plt_address): Declare.
24121 * i386.c (override_options): Accept large models.
24122 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24123 (legitimate_constant_p): Add new UNSPECs.
24124 (legitimate_pic_operand_p): Likewise.
24125 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24126 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24128 (output_pic_addr_const): Add PLTOFF.
24129 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24130 (ix86_expand_move): Legitimize pic address when in PIC mode.
24131 (construct_plt_address): New function.
24132 (ix86_expand_call): Offload the address to register and use GOT
24133 pointer for large model.
24134 * invoke.texi (mcmodel=large): Update documentation.
24136 2007-03-06 Richard Henderson <rth@redhat.com>
24138 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24139 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24140 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24141 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24142 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24143 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24144 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24145 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24146 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24147 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24148 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24149 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24150 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24151 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24152 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24153 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24154 x86_schedule, x86_use_bt, x86_pad_returns,
24155 x86_use_xchgb): Merge into ...
24156 (ix86_tune_features): ... here. New array.
24157 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24158 x86_bswap): Merge into ...
24159 (ix86_arch_features): ... here. New array.
24160 (x86_3dnow_a): Remove.
24161 (x86_accumulate_outgoing_args): Make static.
24162 (x86_arch_always_fancy_math_387): Make static.
24163 (ix86_tune_mask, ix86_arch_mask): Move ...
24164 (override_options): ... to local variables here. Apply the
24165 appropriate mask to each element of ix86_arch_features and
24166 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24167 as were done in the old macros.
24168 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24169 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24170 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24171 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24172 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24173 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24174 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24175 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24176 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24177 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24178 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24179 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24180 x86_accumulate_outgoing_args, x86_prologue_using_move,
24181 x86_epilogue_using_move, x86_decompose_lea,
24182 x86_arch_always_fancy_math_387, x86_shift1,
24183 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24184 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24185 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24186 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24187 x86_use_incdec, x86_pad_returns, x86_bswap,
24188 x86_partial_flag_reg_stall): Remove.
24189 (enum ix86_tune_indices): New.
24190 (ix86_tune_features): New.
24191 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24192 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24193 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24194 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24195 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24196 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24197 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24198 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24199 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24200 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24201 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24202 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24203 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24204 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24205 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24206 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24207 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24208 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24209 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24210 TARGET_EXT_80387_CONSTANTS): Use it.
24211 (enum ix86_arch_indices): New.
24212 (ix86_arch_features): New.
24213 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24214 TARGET_BSWAP): Use it.
24215 (ix86_tune_mask, ix86_arch_mask): Remove.
24217 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24220 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24221 Define using $${sysroot_headers_suffix}.
24222 * configure: Regenerate.
24223 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24224 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24226 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24227 * gcc.c (print_sysroot_headers_suffix): New.
24228 (option_map): Include --print-sysroot-headers-suffix.
24229 (display_help): Mention -print-sysroot-headers-suffix.
24230 (process_command): Handle -print-sysroot-headers-suffix.
24231 (do_spec_1): Append multilib directory to include-fixed path if
24232 sysroot suffixes in use.
24233 (main): Handle -print-sysroot-headers-suffix.
24234 * Makefile.in (start.encap): Don't depend on xlimits.h
24235 (xlimits.h): Remove.
24236 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24237 limits.h for each multilib in fixinc_list.
24238 (fixinc_list, s-fixinc_list): New.
24239 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24240 generate them for each multilib in fixinc_list.
24241 (stmp-fixproto): Use include-fixed. Run fixproto for each
24242 multilib in fixinc_list.
24243 (mostlyclean): Don't remove xlimits.h.
24244 (clean): Remove include-fixed.
24245 (real-install-headers-tar, real-install-headers-cpio,
24246 real-install-headers-cp): Don't copy include, only include-fixed.
24247 (install-mkheaders): Depend on fixinc_list. Don't depend on
24248 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24249 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24250 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24252 2007-03-06 Jan Hubicka <jh@suse.cz>
24254 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24257 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24259 * configure.ac: Allow tm_file to contain build-directory files.
24260 * configure: Regenerate.
24261 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24262 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24263 * config/m68k/print-sysroot-suffix.sh: New file.
24265 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24267 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24268 of pic_offset_table_rtx if reload_completed.
24269 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24270 PIC_OFFSET_TABLE_REGNUM.
24271 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24273 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24274 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24276 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24278 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24279 functions that call eh_return.
24281 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24283 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24284 functions that need a constant pool.
24286 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24289 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24290 (m68k_preferred_reload_class): Likewise.
24291 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24292 (SECONDARY_RELOAD_CLASS): Define.
24293 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24294 (LIMIT_RELOAD_CLASS): Delete.
24295 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24296 registers from storing bytes.
24297 (m68k_secondary_reload_class): New function.
24298 (m68k_preferred_reload_class): Likewise.
24300 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24302 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24304 (m68k_expand_prologue): Likewise.
24306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24308 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24309 (mips_expand_epilogue): Add a bool parameter.
24310 (m68k_legitimize_sibcall_address): Declare.
24311 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24312 (m68k_expand_epilogue): Add a parameter to select between sibling
24313 and normal epilogues. Only generate a return for the latter.
24314 (m68k_ok_for_sibcall_p): New function.
24315 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24316 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24317 (sibcall_value, *sibcall_value): Likewise.
24318 (*call, *call_value): Require !SIBLING_CALL_P.
24319 (epilogue): Update call to m68k_expand_epilogue.
24320 (sibcall_epilogue): New pattern.
24321 * config/m68k/predicates.md (const_call_operand): Say that this
24322 predicate applies to sibling calls too.
24323 (sibcall_operand): New predicate.
24325 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24327 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24328 alternatives as movsi_cf.
24329 (movsf_cf_hard): Add commentary.
24331 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24332 Richard Sandiford <richard@codesourcery.com>
24334 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24335 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24336 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24337 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24338 as being live on exit from an interrupt function.
24339 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24340 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24341 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24342 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24343 (m68k_interrupt_function_p): Globalize.
24344 (m68k_compute_frame_layout): Remove reverse mask code.
24345 (m68k_emit_movem, m68k_set_frame_related): New functions.
24346 (m68k_output_function_prologue): Delete in favor of...
24347 (m68k_expand_prologue): ...this new function.
24348 (m68k_output_function_epilogue): Delete in favor of...
24349 (m68k_expand_epilogue): ...this new function.
24350 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24352 (print_operand): Handle %?.
24353 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24354 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24355 (prologue, epilogue): New patterns.
24356 (return): Turn into a define_expand.
24357 (*return): New pattern, derived from old "return" pattern. Use rte
24358 rather than rts for interrupt functions. Only use rtd if the pop
24360 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24361 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24362 (link, *link, unlink, *unlink, load_got): Likewise.
24364 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24368 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24369 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24370 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24371 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24372 and m68k_matches_u_p.
24373 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24374 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24375 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24376 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24377 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24378 (REG_STRICT_P): New macro.
24379 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24380 PCREL_GENERAL_OPERAND_OK.
24381 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24382 m68k_legitimate_base_reg_p.
24383 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24384 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24385 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24386 * config/m68k/m68k.c (m68k_address): New structure.
24387 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24388 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24389 (m68k_jump_table_ref_p, m68k_decompose_address)
24390 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24391 (m68k_matches_u_p): New functions.
24392 (print_operand_address): Rewrite to use m68k_decompose_index.
24394 2007-03-05 David Taylor <dtaylor@emc.com>
24396 * gcc.c: Correct copyright date in --version output.
24398 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24400 * pa.md: In unamed move patterns, disparge copies between general
24401 and floating point registers using '?' modifier. Don't include 'f'
24402 constraint for register preferences in DImode, SImode, HImode and
24403 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24404 Remove constraints for copies between general and floating registers
24405 in soft-float DFmode pattern.
24406 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24410 2007-03-05 Mike Stump <mrs@apple.com>
24412 * c-common.c (targetcm): Add.
24413 * c-opts.c (c_common_handle_option): Handle language specific
24415 * opts.c (handle_option): Verify language for target options, if
24417 * opth-gen.awk: Add CL_LANG_ALL.
24418 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24419 (TARGETCM_INITIALIZER): Add.
24420 * target.h (struct gcc_targetcm): Add.
24422 * targhooks.c (default_handle_c_option): Add.
24423 * targhooks.h (default_handle_c_option): Add.
24424 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24426 * config/darwin.opt (iframework): Add.
24427 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24428 * config/darwin-c.c (handle_c_option): Add.
24429 (TARGET_HANDLE_C_OPTION): Add.
24431 * doc/invoke.texi (Darwin Options): Add -iframework.
24433 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24435 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24438 2007-03-05 Ian Lance Taylor <iant@google.com>
24440 * c.opt (fgnu89-inline): New option.
24441 * c-opts.c (c_common_post_options): Set default value for
24443 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24444 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24446 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24447 (grokdeclarator, start_function): Likewise.
24448 * c-cppbuiltin.c (c_cpp_builtins): Define either
24449 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24450 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24451 (C Dialect Options): Document -fgnu89-inline.
24452 * doc/extend.texi (Function Attributes): Explain what the
24453 gnu_inline attribute does.
24454 * doc/cpp.texi (Common Predefined Macros): Document
24455 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24457 2007-03-05 Ian Lance Taylor <iant@google.com>
24459 PR tree-optimization/31034
24460 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24461 half-range if the other side is an overflow infinity.
24463 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24465 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24466 (bfin*-linux-uclibc*): New configuration.
24467 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24469 * config/bfin/linux.h: New file.
24470 * config/bfin/libgcc-bfin.ver: New file.
24471 * config/bfin/t-bfin-uclinux: New file.
24472 * config/bfin/t-bfin-linux: New file.
24473 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24474 (TARGET_OS_CPP_BUILTINS): New macro.
24476 2007-03-05 Richard Guenther <rguenther@suse.de>
24478 * fold-const.c (fold_binary): Remove duplicate folding
24479 of comparison of non-null ADDR_EXPR against null.
24481 2007-03-05 Richard Guenther <rguenther@suse.de>
24482 Dorit Nuzman <dorit@il.ibm.com>
24484 PR tree-optimization/26420
24485 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24486 are no loops in the function. Only print the number of
24487 vectorized loops if it is greater than zero or we are supposed
24488 to print information about unvectorized loops.
24490 2007-03-05 Revital Eres <eres@il.ibm.com>
24492 * gcc.dg/var-expand1.c: New test.
24493 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24494 when an accumulator is expanded.
24496 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24499 * c-common.c (convert_and_check): Don't give warnings for
24500 conversion if 'expr' already overflowed.
24502 2007-03-04 Roger Sayle <roger@eyesopen.com>
24504 PR middle-end/30744
24505 * fold-const.c (fold_comparison): Enforce type consistency when
24506 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24508 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24510 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24511 containing a cast to the base of TARGET_MEM_REF.
24513 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24515 * tree.c (tree_contains_struct_check_failed): Remove spurious
24516 whitespace from error message.
24518 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24521 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24522 instead of precision.
24524 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24525 Nathan Sidwell <nathan@codesourcery.com>
24527 * emit-rtl.c (find_auto_inc): New.
24528 (try_split): recreate REG_INC notes,
24529 Use regular for loops rather than whiles.
24531 2007-03-03 Andreas Schwab <schwab@suse.de>
24533 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24534 * configure: Regenerate.
24536 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24538 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24539 flag_rounding_math, not flag_unsafe_math_optimizations.
24541 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24543 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24544 alpha_fold_vector_minmax): Likewise.
24545 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24546 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24548 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24550 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24551 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24552 if the lhs has side-effects.
24553 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24555 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24557 * config/i386/i386.h (TUNEMASK): Remove define.
24558 (ARCHMASK): Remove define.
24559 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24560 Use ix86_arch_mask variable instead of ARCHMASK.
24561 * config/i386/i386.c (override_options): Ditto.
24562 (standard_80387_constant_p): Ditto.
24564 2007-03-02 Ian Lance Taylor <iant@google.com>
24566 Used signed infinities in VRP.
24567 * tree-vrp.c (uses_overflow_infinity): New static function.
24568 (supports_overflow_infinity): New static function.
24569 (make_overflow_infinity): New static function.
24570 (negative_overflow_infinity): New static function.
24571 (positive_overflow_infinity): New static function.
24572 (is_negative_overflow_infinity): New static function.
24573 (is_positive_overflow_infinity): New static function.
24574 (is_overflow_infinity): New static function.
24575 (overflow_infinity_range_p): New static function.
24576 (compare_values_warnv): New function split out of compare_values.
24577 (compare_value): Call it.
24578 (set_value_range_to_nonnegative): Add overflow_infinity
24579 parameter. Change caller.
24580 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24582 (vrp_expr_computes_nonzero): Likewise.
24583 (compare_ranges, compare_range_with_value): Likewise.
24584 (compare_name_with_value, compare_names): Likewise.
24585 (vrp_evaluate_conditional): Likewise.
24586 (set_value_range): Handle infinity
24587 (vrp_operand_equal_p, operand_less_p): Likewise.
24588 (extract_range_from_assert): Likewise.
24589 (vrp_int_const_binop): Likewise.
24590 (extract_range_from_binary_expr): Likewise.
24591 (extract_range_from_unary_expr): Likewise.
24592 (extract_range_from_comparison): Likewise.
24593 (extract_range_from_expr): Likewise.
24594 (dump_value_range): Likewise.
24595 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24596 (test_for_singularity): Likewise.
24597 (vrp_int_const_binop): Remove inline qualifier.
24598 (adjust_range_with_scev): Add comment.
24599 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24601 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24603 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24604 (get_constraint_for): Likewise.
24605 (do_structure_copy): Likewise.
24606 (find_func_aliases): Fix references to MODIFY_EXPR.
24607 (intra_create_variable_infos): Tidy.
24608 * tree-ssa-operands.c (add_virtual_operand): Add argument
24610 When adding members of alias sets, if IS_CALL_SITE is true and
24611 the symbol is not call-clobbered, skip it.
24612 Adjust all callers.
24614 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24616 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24617 entry by means of emit_insn_at_entry.
24619 2007-03-02 Richard Henderson <rth@redhat.com>
24621 * expr.h (promoted_input_arg): Remove decl.
24622 * function.c (promoted_input_arg): Merge into ...
24623 * combine.c (setup_incoming_promotions): ... only caller.
24624 Rearrange to avoid double loop.
24626 2007-03-02 Ben Elliston <bje@au.ibm.com>
24627 Peter Bergner <bergner@vnet.ibm.com>
24628 Janis Johnson <janis187@us.ibm.com>
24630 * config/rs6000/dfp.md: New file.
24631 * config/rs6000/rs6000.md: Include dfp.md.
24632 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24633 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24634 and TDmode decimal float modes in FP registers.
24635 (num_insns_constant): Likewise.
24636 (rs6000_legitimate_offset_address_p): Likewise.
24637 (rs6000_legitimize_address): Likewise.
24638 (rs6000_legitimize_reload_address): Likewise.
24639 (rs6000_legitimate_address): Likewise.
24640 (rs6000_emit_move): Likewise.
24641 (function_arg_boundary): Likewise.
24642 (function_arg_advance): Likewise.
24643 (rs6000_darwin64_record_arg_recurse): Likewise.
24644 (function_arg): Likewise.
24645 (rs6000_gimplify_va_arg): Likewise.
24646 (rs6000_split_multireg_move): Likewise.
24647 (rs6000_output_function_epilogue): Likewise.
24648 (rs6000_output_function_epilogue): Likewise.
24649 (rs6000_register_move_cost): Likewise.
24650 (rs6000_function_value): Likewise.
24651 (rs6000_libcall_value): Likewise.
24653 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24655 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24657 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24659 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24660 Use $MULTIDIR to choose between the kernel and RTP headers,
24661 and use $WIND_BASE and $WIND_USR to locate them.
24663 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24665 * config/i386/i386.c (override_options): Put initialization of
24666 ix86_tune_mask and ix86_arch_mask to the correct place.
24668 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24669 Michael Meissner <michael.meissner@amd.com>
24672 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24673 (ARCHMASK): Define.
24674 (TARGET_CMOVE): Use ARCHMASK.
24675 (TARGET_CMPXCHG): Ditto.
24676 (TARGET_CMPXCHG8B): Ditto.
24677 (TARGET_XADD): Ditto.
24678 (TARGET_BSWAP): Ditto.
24679 * config/i386/i386.c (ix86_tune_mask): New global variable.
24680 (ix86_arch_mask): Ditto.
24681 (override_options): Initialize ix86_tune_mask and
24682 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24685 2007-03-02 Ben Elliston <bje@au.ibm.com>
24688 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24690 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24692 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24693 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24694 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24695 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24697 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24698 rs6000_init_dwarf_reg_sizes_extra): New.
24699 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24700 SPE register high parts.
24702 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24704 * Makefile.in: Add install-pdf target as
24705 copied from automake v1.10 rules.
24706 * configure.ac: Add install-pdf to target list.
24707 * configure: Regenerate.
24709 2007-03-01 Paul Brook <paul@codesourcery.com>
24711 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24712 modes to LDRD for DImode.
24713 (output_move_double): Fixup out of range ldrd/strd.
24714 (vfp_secondary_reload_class): Rename...
24715 (coproc_secondary_reload_class): ... to this. Add wb argument.
24716 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24717 coproc_secondary_reload_class for CLASS_IWMMXT.
24718 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24719 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24721 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24723 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24724 unroll factor by the estimated number of iterations.
24725 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24726 than prefetch latency.
24728 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24729 decode_caches_intel, detect_caches_intel): New functions.
24730 (host_detect_local_cpu): Use detect_caches_amd and
24731 detect_caches_intel.
24733 2007-03-01 Richard Henderson <rth@redhat.com>
24735 * expr.c (emit_move_complex_push): Export.
24736 (emit_move_complex_parts): Split out from ...
24737 (emit_move_complex): ... here.
24738 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24739 * config/i386/i386.md (movcdi): New.
24741 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24743 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24744 size of mode1 to check for tieable modes in MMX case.
24746 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24748 * Makefile.in (rtlanal.o): Depend on tree.h.
24749 * rtl.h (offset_within_section_p, split_const): Declare.
24750 * rtlanal.c: Include tree.h.
24751 (offset_within_block_p): New function, taken from
24752 mips_offset_within_object_p.
24753 (split_const): New function, taken from mips_split_const.
24754 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24756 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24757 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24758 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24759 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24760 (m68k_illegitimate_symbolic_constant_p): New function.
24761 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24762 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24763 symbolic constant that might be outside the symbol's section,
24764 move the symbol first and then add the offset.
24765 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24767 * config/mips/mips.c (mips_split_const): Delete.
24768 (mips_offset_within_object_p): Delete.
24769 (mips_symbolic_constant_p): Use offset_within_section_p and
24770 split_const instead of mips_offset_within_object_p and
24772 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24773 (mips_legitimize_const_move, print_operand_reloc)
24774 (mips_dangerous_for_la25_p): Use split_const instead of
24777 2007-02-28 Eric Christopher <echristo@apple.com>
24779 * Makefile.in (install-include-dir): Don't rm -rf include.
24781 2007-02-28 Richard Guenther <rguenther@suse.de>
24783 PR middle-end/30364
24784 * fold-const.c (fold_binary): Do not associate expressions
24785 with more than one variable for integer types that do not wrap.
24787 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24789 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24790 Delete, and replace with...
24791 (fold_builtin_call_array): This. Update callers to use it.
24792 * fold-const.c (fold_build_call_list): Delete, and replace with...
24793 (fold_build_call_array): This.
24794 (fold_build_call_list_initializer): Delete, and replace with...
24795 (fold_build_call_array_initializer): This.
24796 * tree.h: Update declarations to reflect above changes.
24798 * c-typeck.c (build_function_call): Store converted arguments
24799 in a stack-allocated array instead of building a list.
24800 (convert_arguments): Store arguments in the array passed in as an
24801 argument, and return the actual number of arguments.
24802 * c-format.c: (check_function_format): Pass arguments in an
24803 array instead of a list.
24804 * c-common.c (check_function_nonnull): Likewise.
24805 (check_function_sentinel): Likewise.
24806 (check_function_arguments): Likewise.
24807 * c-common.h: Update declarations to reflect above changes.
24809 2007-02-28 Jan Hubicka <jh@suse.cz>
24811 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24812 PRED_NEGATIVE_RETURN): Update outcomes.
24814 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24816 * calls.c (emit_library_call_value_1): Handle partial registers
24817 correctly when building up CALL_INSN_FUNCTION_USAGE.
24819 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24821 * pa/predicates.md (move_src_operand): Allow zero for mode.
24822 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24825 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24828 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24829 *movv2df_internal): Enable pattern only for valid operand
24831 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24832 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24834 2007-02-27 Mike Stump <mrs@apple.com>
24836 * config/darwin-crt3.c: Avoid compilation when compiling for a
24839 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24841 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24843 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24844 for fixed headers and limits.h.
24845 (install-include-dir, install-headers-tar, install-headers-cpio,
24846 install-headers-cp, real-install-headers-tar,
24847 real-install-headers-cpio, real-install-headers-cp): Handle
24848 include-fixed as well as include.
24849 (install-mkheaders): Don't install files that go only in include
24851 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24852 from GCC_INCLUDE_DIR.
24853 * gcc.c (process_command): Remove special -BstageN/ handling.
24854 (do_spec_1): Add include-fixed directories.
24856 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24858 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24860 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24862 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24865 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24867 * c-common.c (get_priority): Add check for
24868 SUPPORTS_INIT_PRIORITY.
24870 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24872 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24874 * config/bfin/bfin.c: Include "cfglayout.h".
24875 (MAX_LSETUP_DISTANCE): New macro.
24876 (struct loop_info): New members incoming, incoming_src and
24877 incoming_dest. Delete member predecessor.
24878 (length_for_loop): New function.
24879 (bfin_optimize_loop): Handle more different loop structures.
24880 (bfin_discover_loop): Rework detection of predecessor blocks by
24881 examining incoming edges.
24882 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24884 (bfin_reorder_loops): New function.
24885 (bfin_reorg_loops): Use these three new functions.
24887 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24888 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24889 (CONSTRAINT_LEN): Add entry for 'q'.
24890 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24891 Add 'q' constraints.
24892 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24893 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24895 * config/bfin/bfin.md (add_with_carry): New pattern.
24896 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24897 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24898 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24899 support unsigned multiplies too. Removed incorrect commutativity from
24900 operand 1 constraint where appropriate.
24901 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24903 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24904 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24906 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24907 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24908 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24909 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24910 usmulhisi_hh_huh): New patterns.
24912 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24913 lshifthi3): Fix output template to use half reg for operand 2.
24915 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24918 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24920 2007-02-27 Andreas Schwab <schwab@suse.de>
24922 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24924 2007-02-27 Jan Hubicka <jh@suse.cz>
24926 * predict.c (last_basic_block_p): Remove.
24927 (tree_estimate_probability): Update return heuristic for commonized
24930 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24932 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24934 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24936 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24937 * doc/cpp.texi: Standardize title page.
24938 * doc/cppinternals.texi: Likewise.
24939 * doc/gcc.texi: Standardize title page, remove version number
24940 from copyright page.
24941 * doc/gccint.texi: Likewise.
24942 * doc/install.texi: Standardize title page, add table of
24945 2007-02-26 Jan Hubicka <jh@suse.cz>
24947 * predict.def: Set outcomes according to more recent results.
24948 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24949 Remove dead predictors.
24950 * predict.c (return_prediction): Fix pasto.
24952 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24954 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24955 change; avoid a memory leak when returning early.
24957 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24959 * c-decl.c (static_ctors): Move to c-common.c.
24960 (static_dtors): Likewise.
24961 (finish_function): Use c_record_cdtor_fn.
24962 (build_cdtor): Move to c-common.c.
24963 (c_write_global_declarations): Use c_build_cdtor_fns.
24964 * c-common.h (static_ctors): Declare.
24965 (static_dtors): Likewise.
24966 (c_record_cdtor_fn): Likewise.
24967 (c_build_cdtor_fns): Likewise.
24968 * c-common.c (static_ctors): New variable.
24969 (static_dtors): Likewise.
24970 (c_record_cdtor_fn): New function.
24971 (build_cdtor): Move from c-decl.c
24972 (c_build_cdtor_fns): New function.
24974 * output.h (assemble_addr_to_section): Declare.
24975 (get_cdtor_priority_section): Likewise.
24976 * varasm.c (assemble_addr_to_section): New function.
24977 (get_cdtor_priority_section): Likewise.
24978 (default_named_section_asm_out_destructor): Use them.
24979 (destor_dtor_section_asm_out_destructor): Likewise.
24980 (default_named_section_asm_out_constructor): Likewise.
24981 (default_ctor_section_asm_out_constructor): Likewise.
24982 * config.gcc (*-*-vxworks*): Include vxworks.o.
24983 * config/t-vxworks (vxworks.o): New target.
24984 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24985 (TARGET_ASM_CONSTRUCTOR): Define.
24986 (TARGET_ASM_DESTRUCTOR): Likewise.
24987 (vxworks_asm_out_constructor): Declare.
24988 (vxworks_asm_out_destructor): Likewise.
24990 * c-common.c (get_priority): Check that we have not just an
24991 INTEGER_CST, but an integer constant with integeral type.
24993 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24995 PR tree-optimization/30938
24996 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24997 use &dt[nargs-1] instead of &dt[nargs] in the call to
24998 vect_is_simple_use().
25000 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25002 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25003 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25004 Do not attempt to handle MEM inside auto-inc expressions.
25005 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25006 of a register modified by an auto-inc expression. However, do handle
25007 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25008 (elimination_effects): Prohibit elimination of a register modified
25009 by an auto-inc expression. Disable register elimination rules whose
25010 target register is modified by an auto-inc expression with variable
25013 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25015 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25017 (array_at_struct_end_p): New function.
25018 (idx_infer_loop_bounds): Use it.
25019 (estimate_numbers_of_iterations_loop): Export.
25020 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25021 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25022 (tree_estimate_probability): Call record_loop_exits.
25023 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25024 (estimated_loop_iterations, estimated_loop_iterations_int,
25025 estimated_loop_iterations_tree): New functions.
25026 (analyze_siv_subscript_cst_affine,
25027 compute_overlap_steps_for_affine_1_2,
25028 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25029 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25030 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25031 (PRED_LOOP_ITERATIONS_GUESSED): New.
25032 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25033 * cfgloop.h (estimate_numbers_of_iterations_loop,
25034 estimated_loop_iterations_int): Declare.
25036 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25038 * doc/extend.texi: Document optional priority argument to
25039 constructors and destructors.
25040 * tree.c (init_priority_for_decl): Adjust GTY markers.
25041 (init_ttree): Use priority-info hash functions for
25042 init_priority_for_decl.
25043 (tree_map_eq): Rename to ...
25044 (tree_map_base_eq): ... this.
25045 (tree_map_marked_p): Rename to ...
25046 (tree_map_base_marked_p): ... this.
25047 (tree_map_base_hash): New function.
25048 (decl_init_priority_lookup): Rework.
25049 (decl_fini_priority_lookup): New function.
25050 (decl_priority_info): New function.
25051 (decl_init_priority_insert): Use it.
25052 (decl_fini_priority_insert): Likewise.
25053 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25055 (decl_restrict_base_insert): Likewise.
25056 (decl_debug_expr_insert): Likewise.
25057 (decl_value_expr_lookup): Likewise.
25058 (decl_value_expr_insert): Likewise.
25059 * tree.h (priority_type): New type.
25060 (decl_init_priority_lookup): Use priority_type.
25061 (decl_fini_priority_lookup): New function.
25062 (decl_init_priority_insert): Use priority_type.
25063 (decl_fini_priority_insert): New function.
25064 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25065 (DECL_INIT_PRIORITY): Likewise.
25066 (SET_DECL_INIT_PRIORITY): Add comment.
25067 (DECL_FINI_PRIORITY): New macro.
25068 (SET_DECL_FINI_PRIORITY): Likewise.
25069 (DEFAULT_INIT_PRIORITY): Document.
25070 (MAX_INIT_PRIORITY): Likewise.
25071 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25072 (tree_map_base): New type.
25073 (tree_map_base_eq): New function.
25074 (tree_map_base_hash): Likewise.
25075 (tree_map_base_marked_p): Likewise.
25076 (tree_map): Inherit from tree_map_base.
25077 (tree_map_eq): Make it a macro.
25078 (tree_map_marked_p): Likewise.
25079 (tree_int_map): Inherit from tree_map_base.
25080 (tree_int_map_eq): Make it a macro.
25081 (tree_int_map_hash): Likewise.
25082 (tree_int_map_marked_p): Likewise.
25083 (tree_priority_map): New type.
25084 (tree_priority_map_eq): New macro.
25085 (tree_priority_map_hash): Likewise.
25086 (tree_priority_map_marked_p): Likewise.
25087 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25089 (emutls_common_1): Likewise.
25090 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25091 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25092 of tree_map hierarchy.
25093 * tree-cfg.c (move_stmt_r): Likewise.
25094 (new_label_mapper): Likewise.
25095 * c-tree.h (c_expand_body): Move to ...
25096 * c-common.h (c_expand_body): ... here.
25097 * c-decl.c (c_expand_body): Move to ...
25098 * c-common.c (c_expand_body): ... here.
25099 (c_common_attribute_table): Allow 1 argument for the constructor
25100 and destructor attributes.
25101 (get_priority): New function.
25102 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25103 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25105 2007-02-24 Jan Hubicka <jh@suse.cz>
25107 PR middle-end/30509
25108 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25109 copying for inlining.
25111 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25112 Jan Hubicka <jh@suse.cz>
25115 * i386.c (counter_mode): New function.
25116 (expand_set_or_movmem_via_loop): Use it.
25117 (expand_movmem_epilogue): Likewise; fix pasto.
25118 (ix86_expand_movmem): Do emit guard even for constant counts.
25119 (ix86_expand_setmem): Likewise.
25121 2007-02-25 Nick Clifton <nickc@redhat.com>
25123 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25124 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25126 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25129 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25130 count argument with 0x10, not with 0x16.
25131 (expand_setmem_epilogue): Ditto.
25133 2007-02-24 Mike Stump <mrs@apple.com>
25135 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25138 2007-02-24 Richard Guenther <rguenther@suse.de>
25140 PR middle-end/30951
25141 * fold-const.c (fold_binary): Fold x +- CST op x for
25142 EQ_EXPR and NE_EXPR.
25144 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25146 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25148 2007-02-24 Jan Hubicka <jh@suse.cz>
25150 * cgraphunit.c (decide_is_function_needed): Honor
25151 -fkeep-inline-functions.
25153 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25155 * builtins.c (fold_builtin_modf): New.
25156 (fold_builtin_2): Use it.
25158 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25160 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25161 (determine_max_iter): Take additional LOOP arg; all callers changed.
25162 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25163 one using simplifications.
25164 (simplify_using_initial_values): Return if the expression becomes
25165 invalid due to altered regs.
25167 2007-02-23 DJ Delorie <dj@redhat.com>
25169 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25171 2007-02-23 Mike Stump <mrs@apple.com>
25173 * tlink.c (scan_linker_output): Parse linker messages from
25174 darwin9's linker better.
25176 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25179 * varpool.c (varpool_assemble_pending_decls): Set
25180 varpool_last_needed_node to null.
25182 2007-02-23 DJ Delorie <dj@redhat.com>
25184 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25185 alignment bigger than the object file can handle.
25187 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25190 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25191 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25192 (*movsf_1): Penalize MMX moves.
25194 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25196 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25197 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25199 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25201 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25203 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25204 (fold_builtin_1): Use them.
25205 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25206 BUILT_IN_SIGNIFICAND.
25208 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25210 * config/i386/i386.c (bdesc_1arg): Initialize
25211 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25212 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25213 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25214 and IX86_BUILTIN_MOVSLDUP.
25216 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25218 PR rtl-optimization/30841
25219 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25221 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25223 * builtins.c (fold_builtin_frexp): New.
25224 (fold_builtin_2): Use it.
25226 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25228 * doc/invoke.texi (Spec Files): Document getenv spec function.
25230 * gcc.c (getenv_spec_function): New function.
25231 (static_spec_functions): Add it.
25232 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25233 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25236 2007-02-22 Michael Matz <matz@suse.de
25239 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25240 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25242 2007-02-22 Ian Lance Taylor <iant@google.com>
25245 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25246 (mem_loc_descriptor): Call it.
25248 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25249 Ira Rosen <irar@il.ibm.com>
25251 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25253 2007-02-22 Ira Rosen <irar@il.ibm.com>
25255 PR tree-optimization/30843
25256 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25257 stores only after all the group is vectorized.
25259 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25261 PR tree-optimization/30858
25262 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25263 in the reduction cycle have a single use in the loop.
25264 * tree-vectorizer.h (relevant): Add documentation.
25266 2007-02-20 Mike Stump <mrs@apple.com>
25268 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25269 * configure: Regenerate.
25271 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25273 Change the defaults of some parameters and options.
25274 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25275 * config/spu/spu.c (spu_optimization_options): Add.
25276 (spu_override_options): Change params in spu_optimization_options.
25277 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25279 Register 127 is only 16 byte aligned when used as a frame pointer.
25280 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25281 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25282 HARD_FRAME_POINTER_REGNUM.
25283 (spu_legitimate_address): Use regno_aligned_for_reload.
25284 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25285 aligned when frame_pointer_needed is true.
25286 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25288 * config/spu/spu.h (INIT_EXPANDERS): Define.
25290 Make sure shift and rotate instructions have valid immediate operands.
25291 * config/spu/predicates.md (spu_shift_operand): Remove.
25292 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25293 * config/spu/constraints.md (W, O): Extend range.
25294 * config/spu/spu.md (umask, nmask): Define.
25295 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25296 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25297 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25298 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25299 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25300 (lshr<mode>3_reg): Fix rtl description.
25302 Make sure mulhisi immediate operands are valid.
25303 * config/spu/predicates.md (imm_K_operand): Add.
25304 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25306 Generate constants using fsmbi and andi.
25307 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25308 (print_operand, spu_split_immediate, classify_immediate,
25309 fsmbi_const_p): Handle IC_FSMBI2.
25311 Correctly handle a CONST_VECTOR containing symbols.
25312 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25313 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25314 (immediate_load_p): Allow symbols that use 2 instructions to create.
25315 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25316 with symbols when flag_pic is set.
25317 (const_vector_immediate_p): New.
25318 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25319 accept a CONST_VECTOR with symbols.
25320 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25321 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25323 * config/spu/spu.md (high, low): Delete.
25324 (low_<mode>): Define.
25326 Remove INTRmode and INTR_REGNUM, which didn't work.
25327 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25329 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25330 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25331 peephole2 pattern): Don't use INTR or 131.
25332 (movintrcc): Delete.
25333 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25334 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25335 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25336 (UNSPEC_SET_INTR): Add.
25337 * config/spu/spu-modes.def (INTR): Remove.
25339 More accurate warnings about run-time relocations.
25340 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25342 Correctly warn about immediate arguments to specific intrinsics.
25343 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25344 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25345 the instruction predicate.
25347 Fix tree check errors with latest update.
25348 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25350 (spu_expand_builtin): Use CALL_EXPR_FN.
25352 Add missing specific intrinsics.
25353 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25355 * config/spu/spu_internals.h: Ditto.
25357 Fix incorrect operand modifiers.
25358 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25359 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25361 Optimize one case of zero_extend of a vec_select.
25362 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25364 Accept any immediate for hbr.
25365 * config/spu/spu.md (hbr): Change s constraints to i.
25367 2007-02-21 Paul Brook <paul@codesourcery.com>
25369 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25370 condexec_count when skipping USE and CLOBBER.
25372 2007-02-21 Nick Clifton <nickc@redhat.com>
25374 * common.opt (Warray-bounds): Add Warning attribute.
25375 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25377 (fsized-zeroes): Add Optimization attribute.
25378 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25379 * c.opt (Wc++0x-compat): Add Warning attribute.
25381 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25383 PR middle-end/30761
25384 * reload1.c (eliminate_regs_in_insn): In the single_set special
25385 case, attempt to re-recognize the insn before falling back to
25386 having reload fix it up.
25388 2007-02-20 Eric Christopher <echristo@gmail.com>
25390 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25391 Rewrite accordingly.
25392 (frv_read_iacc_argument): Ditto.
25393 (frv_expand_set_builtin): Take a call instead of arglist, update for
25395 (frv_expand_unop_builtin): Ditto.
25396 (frv_expand_binop_builtin): Ditto.
25397 (frv_expand_cut_builtin): Ditto.
25398 (frv_expand_binopimm_builtin): Ditto.
25399 (frv_expand_voidbinop_builtin): Ditto.
25400 (frv_expand_int_void2arg): Ditto.
25401 (frv_expand_prefetches): Ditto.
25402 (frv_expand_voidtriop_builtin): Ditto.
25403 (frv_expand_voidaccop_builtin): Ditto.
25404 (frv_expand_load_builtin): Ditto.
25405 (frv_expand_store_builtin): Ditto.
25406 (frv_expand_mdpackh_builtin): Ditto.
25407 (frv_expand_mclracc_builtin): Ditto.
25408 (frv_expand_mrdacc_builtin): Ditto.
25409 (frv_expand_mwtacc_builtin): Ditto.
25410 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25413 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25415 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25416 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25418 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25419 point instructions.
25420 * configure: Regenerate.
25421 * config.in: Regenerate.
25422 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25423 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25424 masks to power6 and power6x and to POWERPC_MASKS.
25425 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25427 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25428 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25429 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25430 Access PROTOTYPE as variable, not mask.
25432 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25434 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25435 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25436 * combine.c (adjust_for_new_dest): Use it.
25437 * postreload.c (reload_combine): Likewise.
25439 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25441 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25442 notes on an insn with multiple sets, even if single_set returns
25443 non-NULL for that insn.
25445 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25447 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25448 scalbn and scalbln.
25450 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25452 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25453 if user didn't pass it.
25454 * config/i386/darwin.h (CC1_SPEC): Likewise.
25455 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25456 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25457 -mmacosx-version-min.
25459 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25460 Uros Bizjak <ubizjak@gmail.com>
25462 * optabs.h (enum optab_index): Add new OTI_scalb.
25463 (scalb_optab): Define corresponding macro.
25464 * optabs.c (init_optabs): Initialize scalb_optab.
25465 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25467 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25468 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25469 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25470 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25471 flag_unsafe_math_optimizations is set.
25473 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25474 to implement scalbf, scalb and scalbl built-ins as inline x87
25477 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25478 DJ Delorie <dj@redhat.com>
25481 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25482 (diagnostic_report_diagnostic): ... here, and turn them into real
25483 errors. If warnings are inhibited, no need to do anything.
25485 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25487 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25488 better code generation.
25490 2007-02-20 Ben Elliston <bje@au.ibm.com>
25492 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25494 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25496 * config/alpha/alpha.c, config/alpha/alpha.md,
25497 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25498 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25499 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25500 config/arm/lib1funcs.asm: Follow spelling conventions.
25502 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25503 config/fr30/fr30.md, config/i386/i386.h,
25504 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25505 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25506 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25507 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25508 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25509 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25510 config/sparc/sparc.c, config/sparc/sparc.h,
25511 config/sparc/sparc.md, config/spu/constraints.md,
25512 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25515 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25518 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25521 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25523 * doc/invoke.texi (-ftree-lrs): Remove.
25525 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25527 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25530 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25532 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25533 new CALL_EXPR_FN macro for retrieving the function
25534 declaration of the input expression.
25536 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25538 * c.opt (Waddress): New.
25539 * common.opt (Walways-true): Delete.
25540 (Wstring-literal-comparison): Delete.
25541 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25542 -Wstring-literal-comparison. Add -Waddress.
25544 (Walways-true): Delete.
25545 (Wstring-literal-comparison): Delete.
25546 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25547 consistently instead of -Walways-true in example.
25548 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25549 * c-typeck.c (parser_build_binary_op): Replace
25550 -Wstring-literal-comparison and -Walways-true with -Waddress.
25551 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25554 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25556 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25557 without DECL_STRUCT_FUNCTION initialized.
25559 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25561 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25562 due to calls to functions taking pointers as parameters.
25564 2007-02-19 Richard Henderson <rth@redhat.com>
25567 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25570 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25572 * config/s390/s390.c (s390_call_saved_register_used,
25573 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25574 accessed to the new scheme.
25576 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25578 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25579 (cris_print_index, cris_print_operand, cris_print_operand_address)
25580 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25581 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25582 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25583 GET_CODE () == xxx.
25584 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25585 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25586 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25587 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25588 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25589 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25590 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25591 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25592 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25593 (uminsi3, call, call_value): Ditto.
25594 (define_split: indir_to_reg_split, unnamed): Ditto.
25596 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25598 PR tree-optimization/30975
25599 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25602 2007-02-18 Eric Christopher <echristo@gmail.com>
25604 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25605 Remove use of arglist.
25606 (mips_expand_builtin): Remove use of arglist, pass in expr.
25607 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25608 (mips_expand_builtin_movtf): Ditto.
25609 (mips_expand_builtin_compare): Ditto.
25611 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25613 * tree-sra.c (sra_build_assignment): Replace assertion
25614 checking with a comment explaining why it can't be done.
25616 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25618 PR middle-end/30833
25619 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25620 during CALL_EXPR representation conversion.
25621 * tree-ssa-propagate.c (set_rhs): Likewise.
25623 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25625 * tree-sra.c (sra_build_assignment): Disable assertion checking
25628 2007-02-18 Roger Sayle <roger@eyesopen.com>
25630 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25631 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25632 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25634 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25635 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25636 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25637 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25638 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25639 force_gimple_operand): Likewise.
25640 * ipa-cp.c (constant_val_insert): Likewise.
25641 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25642 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25643 perfect_nestify): Likewise.
25644 * langhooks.c (lhd_omp_assignment): Likewise.
25645 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25646 lower_copyprivate_clauses, lower_send_clauses,
25647 lower_send_shared_vars, expand_parallel_call,
25648 expand_omp_for_generic, expand_omp_for_static_nochunk,
25649 expand_omp_for_static_chunk, expand_omp_sections,
25650 lower_omp_single_copy, lower_omp_for_lastprivate,
25651 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25652 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25653 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25656 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25658 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25659 config/sh/sh.md: Follow spelling conventions.
25661 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25662 config/frv/predicates.md: Follow spelling conventions.
25664 * config/m68k/linux-unwind.h: Fix a comment typo.
25665 * target.h: Follow spelling conventions.
25667 2007-02-18 Roger Sayle <roger@eyesopen.com>
25669 PR rtl-optimization/28173
25670 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25671 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25672 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25673 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25674 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25676 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25678 * builtins.c (fold_builtin_load_exponent): New.
25679 (fold_builtin_2): Use it.
25681 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25683 PR rtl-optimization/30773
25684 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25685 if we fail to attach a REG_EQUIV note.
25687 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25688 Roger Sayle <roger@eyesopen.com>
25690 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25692 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25694 * calls.c (initialize_argument_information): Pass original EXP
25695 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25696 code to split complex arguments here, as part of initializing the
25698 (expand_call): Remove code that builds a list of arguments and
25699 inserts implicit arguments into it. Instead, just count how many
25700 implicit arguments there will be so we can determine the size of
25701 the ARGS array, and let initialize_argument_information do the work.
25702 (split_complex_values): Delete unused function.
25704 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25706 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25708 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25710 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25711 for arg pointer based indexed addressing.
25713 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25715 * config/ia64/ia64.h, config/ia64/ia64.md,
25716 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25717 spelling conventions.
25719 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25721 * config/m68k/m68k.c (split_di): New.
25722 * config/m68k/m68k-protos.h: Declare split_di.
25723 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25724 Improve predicate handling and split constant shifts.
25726 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25728 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25729 parameter for register bitfield operations, general predicates
25732 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25734 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25735 * config/m68k/linux-unwind.h: New file.
25737 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25739 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25740 config/i386/athlon.md, config/ia64/ia64.md,
25741 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25742 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25743 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25744 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25745 tree-vect-transform.c: Fix comment typos.
25747 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25749 * sched-deps.c (find_insn_list): Remove.
25750 * sched-int.h: Remove the prototype for find_insn_list.
25752 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25754 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25756 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25757 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25758 darwin_rs6000_override_options.
25759 (C_COMMON_OVERRIDE_OPTIONS): Expect
25760 darwin_macosx_version_min to be non-NULL always.
25761 (TARGET_C99_FUNCTIONS): Likewise.
25762 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25763 (DARWIN_MINVERSION_SPEC): New.
25764 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25765 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25767 (DARWIN_MINVERSION_SPEC): New.
25768 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25770 * config/darwin-c.c (darwin_cpp_builtins): Expect
25771 darwin_macosx_version_min to be non-NULL always.
25773 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25775 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25777 * config/i386/i386.h (x86_use_xchgb): New.
25778 (TARGET_USE_XCHGB): New macro.
25779 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25780 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25781 Split after reload into bswaphi for shifts of 8.
25782 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25783 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25784 or when optimizing for size.
25786 2007-02-16 Richard Guenther <rguenther@suse.de>
25787 Christian Bruel <christian.bruel@st.com>
25789 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25790 DECLs but prefer SSA_NAMEs over DECLs.
25792 2007-02-16 Richard Guenther <rguenther@suse.de>
25794 * tree-flow-inline.h (single_imm_use_p): Remove.
25795 (zero_imm_uses_p): Likewise.
25796 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25797 instead of single_imm_use_p.
25798 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25801 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25804 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25805 nested double- and backquotes.
25807 2007-02-15 Roger Sayle <roger@eyesopen.com>
25809 PR middle-end/30391
25810 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25811 should be unreachable.
25812 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25813 For the time being redirect GIMPLE_MODIFY_STMT to the new
25814 (renamed) build_gimple_modify_stmt_stat.
25815 (build2_gimple_stat): Rename to...
25816 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25817 Always build a GIMPLE_MODIFY_STMT node.
25818 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25819 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25822 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25823 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25824 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25825 expand_complex_div_wide): Likewise.
25826 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25827 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25828 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25829 * tree-ssa-loop-manip.c (create_iv): Likewise.
25830 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25831 abs_replacement): Likewise.
25832 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25833 realify_fake_stores): Likewise.
25835 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25836 node rather than a GIMPLE_MODIFY_STMT node.
25837 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25838 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25840 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25841 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25842 GIMPLE_MODIFY_STMT.
25844 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25846 PR middle-end/30433
25847 * fold-const.c (fold_comparison): Add back the
25848 folding of constant complex comparisions.
25850 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25852 PR middle-end/30729
25853 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25854 effects unknown to this function, return early.
25856 2007-02-15 Ian Lance Taylor <iant@google.com>
25858 * lower-subreg.c (move_eh_region_note): New static function.
25859 (resolve_simple_move): Call it.
25860 (decompose_multiword_subregs): Track blocks for which we resolve a
25861 simple move which is also a control flow insn. Pass them to
25862 find_many_sub_basic_blocks.
25863 (pass_lower_subreg): Add TODO_verify_flow.
25864 (pass_lower_subreg2): Likewise.
25866 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25867 Brooks Moses <brooks.moses@codesourcery.com>
25868 Lee Millward <lee.millward@codesourcery.com>
25870 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25871 (VL_EXP_CLASS_P): New.
25872 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25874 (TREE_OPERAND_CHECK_CODE): Likewise.
25875 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25876 (TREE_RTL_OPERAND_CHECK): Likewise.
25877 (tree_operand_check_failed): Make second parameter the whole tree
25878 instead of its code. Fixed callers.
25879 (VL_EXP_CHECK): New.
25880 (TREE_OPERAND_LENGTH): New.
25881 (VL_EXP_OPERAND_LENGTH): New.
25882 (CALL_EXPR_FN): New.
25883 (CALL_EXPR_STATIC_CHAIN): New.
25884 (CALL_EXPR_ARGS): New.
25885 (CALL_EXPR_ARG): New.
25886 (call_expr_nargs): New.
25887 (CALL_EXPR_ARGP): New.
25888 (build_nt_call_list): Declare.
25889 (build_vl_exp_stat): Declare.
25890 (build_vl_exp): New.
25891 (build_call_list): Declare.
25892 (build_call_nary): Declare.
25893 (build_call_valist): Declare.
25894 (build_call_array): Declare.
25895 (call_expr_arg): Declare.
25896 (call_expr_argp): Declare.
25897 (call_expr_arglist): Declare.
25898 (fold_build_call_list): Declare.
25899 (fold_build_call_list_initializer): Declare.
25900 (fold_call_expr): Declare to replace fold_builtin.
25901 (fold_builtin_fputs): Update to agree with modified definition.
25902 (fold_builtin_strcpy): Likewise.
25903 (fold_builtin_strncpy): Likewise.
25904 (fold_builtin_memory_chk): Likewise.
25905 (fold_builtin_stxcpy_chk): Likewise.
25906 (fold_builtin_strncpy_chk): Likewise.
25907 (fold_builtin_next_arg): Likewise.
25908 (fold_build_call_expr): Declare.
25909 (fold_builtin_call_list): Declare.
25910 (fold_builtin_call_valist): Declare.
25911 (build_call_expr): Declare.
25912 (validate_arglist): Update to agree with modified definition.
25913 (tree_operand_length): New.
25914 (call_expr_arg_iterator): New.
25915 (init_call_expr_arg_iterator): New.
25916 (next_call_expr_arg): New.
25917 (first_call_expr_arg): New.
25918 (more_call_expr_args_p): New.
25919 (FOR_EACH_CALL_EXPR_ARG): New.
25921 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25922 and tcc_gimple_stmt.
25923 (tree_code_size): Update documentation. Use sizeof (tree) rather
25924 than sizeof (char *).
25925 (tree_size): Likewise. Add case for tcc_vl_exp.
25926 (tree_node_structure): Add case for tcc_vl_exp.
25927 (contains_placeholder_p): Likewise.
25928 (substitute_in_expr): Likewise.
25929 (substitute_placeholder_in_expr): Likewise.
25930 (stabilize_reference_1): Likewise.
25931 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25932 to diagnose breakage of this interface for constructing CALL_EXPRs.
25933 (build_nt): Add similar assertion here.
25934 (build_nt_call_list): New.
25935 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25936 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25938 (get_callee_fndecl): Use new CALL_EXPR accessors.
25939 (tree_operand_check_failed): Change parameters to pass entire node
25940 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25941 (process_call_operands): New.
25942 (build_vl_exp_stat): New.
25943 (build_call_list): New.
25944 (build_call_nary): New.
25945 (build_call_valist): New.
25946 (build_call_array): New.
25947 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25948 (call_expr_arglist): New.
25950 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25951 tcc_vl_exp instead of a fixed-size tcc_expression.
25953 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25954 accessors for CALL_EXPRs.
25955 (AGGR_INIT_EXPR): Likewise.
25957 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25958 Brooks Moses <brooks.moses@codesourcery.com>
25959 Lee Millward <lee.millward@codesourcery.com>
25961 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25962 (expand_builtin_nonlocal_goto): Change parameter to be entire
25963 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25964 (expand_builtin_prefetch): Likewise.
25965 (expand_builtin_classify_type): Likewise.
25966 (mathfn_built_in): Return NULL_TREE instead of 0.
25967 (expand_errno_check): Use new CALL_EXPR accessors.
25968 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25969 Return NULL_RTX instead of 0.
25970 (expand_builtin_mathfn_2): Likewise.
25971 (expand_builtin_mathfn_3): Likewise.
25972 (expand_builtin_interclass_mathfn): Likewise.
25973 (expand_builtin_sincos): Likewise.
25974 (expand_builtin_cexpi): Likewise.
25975 (expand_builtin_int_roundingfn): Likewise.
25976 (expand_builtin_int_roundingfn_2): Likewise.
25977 (expand_builtin_pow): Likewise.
25978 (expand_builtin_powi): Likewise.
25979 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25980 of arglist, fixing callers appropriately. Use new CALL_EXPR
25981 accessors and constructors. Return NULL_RTX instead of 0.
25982 (expand_builtin_strstr): Likewise.
25983 (expand_builtin_strchr): Likewise.
25984 (expand_builtin_strrchr): Likewise.
25985 (expand_builtin_strpbrk): Likewise.
25986 (expand_builtin_memcpy): Likewise.
25987 (expand_builtin_mempcpy): Likewise.
25988 (expand_builtin_mempcpy_args): New.
25989 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25990 (expand_builtin_memmove_args): New.
25991 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25992 (expand_movstr): Likewise.
25993 (expand_builtin_strcpy): Likewise.
25994 (expand_builtin_strcpy_args): New.
25995 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25996 (expand_builtin_strncpy): Likewise.
25997 (expand_builtin_memset): Likewise.
25998 (expand_builtin_memset_args): New.
25999 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26000 (expand_builtin_memcmp): Likewise.
26001 (expand_builtin_strcmp): Likewise.
26002 (expand_builtin_strncmp): Likewise.
26003 (expand_builtin_strcat): Likewise.
26004 (expand_builtin_strncat): Likewise.
26005 (expand_builtin_strspn): Likewise.
26006 (expand_builtin_strcspn): Likewise.
26007 (expand_builtin_args_info): Likewise.
26008 (expand_builtin_va_start): Likewise.
26009 (gimplify_va_arg_expr): Likewise.
26010 (expand_builtin_va_end): Likewise.
26011 (expand_builtin_va_copy): Likewise.
26012 (expand_builtin_frame_address): Likewise.
26013 (expand_builtin_alloca): Likewise.
26014 (expand_builtin_bswap): Likewise.
26015 (expand_builtin_unop): Likewise.
26016 (expand_builtin_fputs): Likewise.
26017 (expand_builtin_expect): Likewise.
26018 (expand_builtin_fabs): Likewise.
26019 (expand_builtin_copysign): Likewise.
26020 (expand_builtin_printf): Likewise.
26021 (expand_builtin_fprintf): Likewise.
26022 (expand_builtin_sprintf): Likewise.
26023 (expand_builtin_init_trampoline): Likewise.
26024 (expand_builtin_signbit): Likewise.
26025 (expand_builtin_fork_or_exec): Likewise.
26026 (expand_builtin_sync_operation): Likewise.
26027 (expand_builtin_compare_and_swap): Likewise.
26028 (expand_builtin_lock_test_and_set): Likewise.
26029 (expand_builtin_lock_release): Likewise.
26030 (expand_builtin): Likewise.
26031 (builtin_mathfn_code): Likewise.
26033 (fold_builtin_constant_p): Pass call arguments individually instead
26034 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26035 accessors and constructors. Return NULL_TREE instead of 0.
26036 (fold_builtin_expect): Likewise.
26037 (fold_builtin_classify_type): Likewise.
26038 (fold_builtin_strlen): Likewise.
26039 (fold_builtin_nan): Likewise.
26040 (integer_valued_real_p): Likewise.
26041 (fold_trunc_transparent_mathfn): Likewise.
26042 (fold_fixed_mathfn): Likewise.
26043 (fold_builtin_cabs): Likewise.
26044 (fold_builtin_sqrt): Likewise.
26045 (fold_builtin_cbrt): Likewise.
26046 (fold_builtin_cos): Likewise.
26047 (fold_builtin_cosh): Likewise.
26048 (fold_builtin_tan): Likewise.
26049 (fold_builtin_sincos): Likewise.
26050 (fold_builtin_cexp): Likewise.
26051 (fold_builtin_trunc): Likewise.
26052 (fold_builtin_floor): Likewise.
26053 (fold_builtin_ceil): Likewise.
26054 (fold_builtin_round): Likewise.
26055 (fold_builtin_int_roundingfn): Likewise.
26056 (fold_builtin_bitop): Likewise.
26057 (fold_builtin_bswap): Likewise.
26058 (fold_builtin_logarithm): Likewise.
26059 (fold_builtin_hypot): Likewise.
26060 (fold_builtin_pow): Likewise.
26061 (fold_builtin_powi): Likewise.
26062 (fold_builtin_exponent): Likewise.
26063 (fold_builtin_memset): Likewise.
26064 (fold_builtin_bzero): Likewise.
26065 (fold_builtin_memory_op): Likewise.
26066 (fold_builtin_bcopy): Deleted; call site changed to invoke
26067 fold_builtin_memory_op directly.
26068 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26069 (fold_builtin_strncpy): Likewise.
26070 (fold_builtin_memcmp): Likewise.
26071 (fold_builtin_strcmp): Likewise.
26072 (fold_builtin_strncmp): Likewise.
26073 (fold_builtin_signbit): Likewise.
26074 (fold_builtin_copysign): Likewise.
26075 (fold_builtin_isascii): Likewise.
26076 (fold_builtin_toascii): Likewise.
26077 (fold_builtin_isdigit): Likewise.
26078 (fold_builtin_fabs): Likewise.
26079 (fold_builtin_abs): Likewise.
26080 (fold_builtin_fmin_fmax): Likewise.
26081 (fold_builtin_carg): Likewise.
26082 (fold_builtin_classify): Likewise.
26083 (fold_builtin_unordered_cmp): Likewise.
26085 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26086 New functions split out from fold_builtin_1.
26087 (fold_builtin_n): New.
26088 (fold_builtin_varargs): New.
26089 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26091 (fold_call_expr): New.
26092 (build_function_call_expr): Rewrite to use new helper function.
26093 (fold_builtin_call_list): New.
26094 (build_call_expr): New.
26095 (fold_builtin_call_valist): New.
26096 (rewrite_call_expr): New.
26097 (validate_arg): New.
26098 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26099 of an arglist. Change return type to bool. Use new CALL_EXPR
26102 (fold_builtin_strstr): Pass call arguments individually instead
26103 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26104 accessors and constructors. Return NULL_TREE instead of 0.
26105 (fold_builtin_strchr): Likewise.
26106 (fold_builtin_strrchr): Likewise.
26107 (fold_builtin_strpbrk): Likewise.
26108 (fold_builtin_strcat): Likewise.
26109 (fold_builtin_strncat): Likewise.
26110 (fold_builtin_strspn): Likewise.
26111 (fold_builtin_strcspn): Likewise.
26112 (fold_builtin_fputs): Likewise.
26113 (fold_builtin_next_arg): Likewise.
26114 (fold_builtin_sprintf): Likewise.
26116 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26117 NULL_RTX instead of 0.
26118 (expand_builtin_memory_chk): Likewise.
26119 (maybe_emit_chk_warning): Likewise.
26120 (maybe_emit_sprintf_chk_warning): Likewise.
26122 (fold_builtin_object_size): Pass call arguments individually instead
26123 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26124 accessors and constructors. Return NULL_TREE instead of 0.
26125 (fold_builtin_memory_chk): Likewise.
26126 (fold_builtin_stxcpy_chk): Likewise.
26127 (fold_builtin_strncpy_chk): Likewise.
26128 (fold_builtin_strcat_chk): Likewise.
26129 (fold_builtin_strcat_chk): Likewise.
26130 (fold_builtin_strncat_chk): Likewise.
26131 (fold_builtin_sprintf_chk): Likewise.
26132 (fold_builtin_snprintf_chk): Likewise.
26133 (fold_builtin_printf): Likewise.
26134 (fold_builtin_vprintf): Likewise.
26136 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26138 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26139 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26140 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26141 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26142 (fold_unary): Likewise.
26143 (fold_binary): Likewise.
26144 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26145 ternary expressions.
26146 (fold): Add logic for tcc_vl_exp.
26147 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26148 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26149 (fold_build3_stat): Add assertion to flag broken interface for
26150 constructing CALL_EXPRs.
26151 (fold_build_call_list): New.
26152 (fold_build_call_list_initializer): New.
26153 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26155 (fold_strip_sign_ops): Likewise.
26157 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26158 Brooks Moses <brooks.moses@codesourcery.com>
26159 Lee Millward <lee.millward@codesourcery.com>
26161 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26162 accessors and dump arguments explicitly.
26164 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26166 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26168 (print_call_name): Use new CALL_EXPR accessors.
26170 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26171 CALL_EXPR arguments explicitly instead of as a list. Use
26172 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26174 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26175 (vrp_visit_stmt): Likewise.
26177 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26178 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26180 (force_move_till_expr): Likewise.
26182 * targhooks.c (default_external_stack_protect_fail): Use
26183 build_call_expr instead of build_function_call_expr.
26184 (default_hidden_stack_protect_fail): Likewise.
26186 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26189 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26190 and walk arguments explicitly.
26192 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26193 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26194 (expand_simple_operations): Likewise.
26195 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26197 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26198 of TREE_CODE_LENGTH.
26199 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26201 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26202 instead of TREE_CODE_LENGTH.
26204 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26205 (tree_ic_transform): Likewise.
26206 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26207 parameter instead of arglist. Fix callers.
26208 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26209 (tree_stringops_transform): Likewise.
26210 (tree_indirect_call_to_profile): Likewise.
26211 (tree_stringops_values_to_profile): Likewise.
26213 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26214 (eliminate_tail_call): Likewise.
26216 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26218 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26219 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26221 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26223 * omp-low.c (build_omp_barrier): Use build_call_expr.
26224 (lower_rec_input_clauses): Likewise.
26225 (lower_reduction_clauses): Likewise.
26226 (expand_parallel_call): Likewise.
26227 (maybe_catch_exception): Likewise.
26228 (expand_omp_for_generic): Likewise.
26229 (expand_omp_for_static_nochunk): Likewise.
26230 (expand_omp_sections): Likewise.
26231 (lower_omp_single_simple): Likewise.
26232 (lower_omp_single_copy): Likewise.
26233 (lower_omp_master): Likewise.
26234 (lower_omp_ordered): Likewise.
26235 (lower_omp_critical): Likewise.
26237 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26238 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26240 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26241 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26242 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26244 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26245 and generalize to handle any number of operands.
26246 (chrec_contains_undetermined): Likewise.
26247 (tree_contains_chrecs): Likewise.
26248 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26250 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26252 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26253 fold_call_expr instead of fold_builtin.
26254 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26255 match declarations there.
26256 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26259 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26260 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26262 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26263 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26265 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26268 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26269 (execute_cse_sincos): Use new CALL_EXPR accessors.
26271 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26273 * gimple-low.c (lower_function_body): Use build_call_expr.
26274 (lower_builtin_setjmp): Likewise.
26276 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26277 (set_storage_via_libcall): Likewise.
26278 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26279 instead of TREE_CODE_LENGTH.
26280 (expand_expr_real_1): Use new CALL_EXPR accessors.
26282 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26283 generalize to handle any number of operands.
26284 (TB_parent_eq): Likewise.
26286 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26287 (strip_builtin_expect): Likewise.
26289 * function.c (gimplify_parameters): Use build_call_expr.
26291 * tree-vectorizer.c (vect_is_simple_reduction): Use
26292 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26294 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26295 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26297 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26300 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26301 (gimplify_decl_expr): Likewise.
26302 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26303 Use new CALL_EXPR iterators.
26304 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26305 (gimplify_modify_expr_to_memset): Likewise.
26306 (gimplify_variable_sized_compare): Likewise.
26307 (gimplify_omp_atomic_fetch_op): Likewise.
26308 (gimplify_omp_atomic_pipeline): Likewise.
26309 (gimplify_omp_atomic_mutex): Likewise.
26310 (gimplify_function_tree): Likewise.
26312 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26313 (call_expr_flags): Likewise.
26314 (expand_call): Likewise.
26316 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26317 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26320 * coverage.c (create_coverage): Use build_call_expr.
26322 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26323 (temp_call_expr_obstack): New.
26324 (pool_copy_list): Delete.
26325 (temp_copy_call_expr): New.
26326 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26327 CALL_EXPR accessors. Get rid of special goo for copying argument
26328 lists and use temp_copy_call_expr instead.
26329 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26330 CALL_EXPR accessors.
26331 (create_expression_by_pieces): Likewise. Use build_call_array
26332 to construct the result instead of fold_build3.
26333 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26334 dealing with argument lists.
26335 (init_pre): Remove references to expression_node_pool and
26336 list_node_pool. Init temp_call_expr_obstack instead.
26337 (fini_pre): Remove references to expression_node_pool and
26340 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26341 and walk arguments explicitly instead of as a list.
26343 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26344 (mx_register_decls): Likewise.
26345 (mudflap_register_call): Likewise.
26346 (mudflap_finish_file): Likewise.
26348 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26349 (ipa_callsite_compute_param): Likewise.
26351 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26352 accessors and constructor.
26354 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26355 accessors and constructor.
26356 (convert_tramp_reference): Likewise.
26357 (convert_call_expr): Likewise.
26358 (finalize_nesting_tree_1): Likewise.
26360 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26363 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26365 * tree-inline.c (initialize_inlined_parameters): Pass entire
26366 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26368 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26369 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26371 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26372 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26373 (vectorizable_reduction): Likewise.
26374 (vectorizable_call): Use new CALL_EXPR iterators.
26375 (vectorizable_conversion): Use build_call_expr.
26376 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26377 (vect_gen_widened_results_half): Use build_call_expr.
26378 (vect_setup_realignment): Likewise.
26379 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26381 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26382 (pass_through_call): Likewise.
26383 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26386 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26387 (tree_gen_pow2_profiler): Likewise.
26388 (tree_gen_one_value_profiler): Likewise.
26389 (tree_gen_ic_func_profiler): Likewise.
26390 (tree_gen_average_profiler): Likewise.
26391 (tree_gen_ior_profiler): Likewise.
26393 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26394 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26395 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26397 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26398 of TREE_CODE_LENGTH.
26400 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26401 of TREE_CODE_LENGTH.
26403 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26405 (convert_to_integer): Likewise.
26407 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26410 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26411 Brooks Moses <brooks.moses@codesourcery.com>
26412 Lee Millward <lee.millward@codesourcery.com>
26414 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26416 * config/frv/frv.c (frv_expand_builtin): Likewise.
26417 * config/s390/s390.c (s390_expand_builtin): Likewise.
26419 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26420 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26422 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26423 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26424 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26425 (ix86_expand_store_builtin): Likewise.
26426 (ix86_expand_unop_builtin): Likewise.
26427 (ix86_expand_unop1_builtin): Likewise.
26428 (ix86_expand_sse_compare): Likewise.
26429 (ix86_expand_sse_comi): Likewise.
26430 (ix86_expand_vec_init_builtin): Likewise.
26431 (ix86_expand_vec_ext_builtin): Likewise.
26432 (ix86_expand_vec_set_builtin): Likewise.
26433 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26435 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26436 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26438 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26439 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26440 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26442 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26444 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26445 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26446 arglist. Use new CALL_EXPR accessors. Fix callers.
26447 (altivec_expand_abs_builtin): Likewise.
26448 (rs6000_expand_binop_builtin): Likewise.
26449 (altivec_expand_predicate_builtin): Likewise.
26450 (altivec_expand_lv_builtin): Likewise.
26451 (spe_expand_stv_builtin): Likewise.
26452 (altivec_expand_stv_builtin): Likewise.
26453 (rs6000_expand_ternop_builtin): Likewise.
26454 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26455 (altivec_expand_st_builtin): Likewise.
26456 (altivec_expand_dst_builtin): Likewise.
26457 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26458 arglist. Use new CALL_EXPR accessors. Fix callers.
26459 (altivec_expand_vec_set_builtin): Likewise.
26460 (altivec_expand_vec_ext_builtin): Likewise.
26461 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26462 (spe_expand_builtin): Likewise.
26463 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26464 arglist. Use new CALL_EXPR accessors. Fix callers.
26465 (spe_expand_evsel_builtin): Likewise.
26466 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26467 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26469 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26470 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26471 (arm_expand_unop_builtin): Likewise.
26472 (arm_expand_builtin): Use new CALL_EXPR accessors.
26474 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26477 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26478 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26480 (bfin_expand_unop_builtin): Likewise.
26481 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26483 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26484 Brooks Moses <brooks.moses@codesourcery.com>
26485 Lee Millward <lee.millward@codesourcery.com>
26487 * c-semantics.c (build_stmt): Add internal diagnostic check.
26489 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26490 accessors. Print arguments explicitly instead of as a list.
26492 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26494 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26495 (c_finish_omp_flish): Likewise.
26497 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26498 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26499 instead of TREE_CODE_LENGTH.
26500 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26501 (c_warn_unused_result): Likewise.
26503 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26506 * doc/invoke.texi (Warning Options): Remove
26507 -Werror-implicit-function-declaration.
26508 (Wimplicit-function-declaration): Update description.
26509 * opts.c (common_handle_option): Move handling of -Werror=* to...
26510 (enable_warning_as_error): ...here.
26511 * opts.h (enable_warning_as_error): Declare.
26512 * c-decl.c (implicit_decl_warning): Unless
26513 -Wno-implicit-function-declaration is given, emit a pedwarn if
26514 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26515 * c.opt (Wimplicit-function-declaration): Replace
26516 mesg_implicit_function_declaration with
26517 warn_implicit_function_declaration.
26518 * c-opts.c (c_common_handle_option):
26519 -Werror-implicit-function-declaration is exactly equal as
26520 -Werror=implicit-function-declaration.
26521 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26522 warn_implicit_function_declaration.
26523 (c_common_post_options): -Wimplict-function-declaration is enabled
26524 by default by -std=c99, otherwise is disabled by default.
26525 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26527 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26529 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26530 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26531 former is ignored but not the latter.
26533 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26535 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26536 is made and the reference doesn't use the alias set of its type,
26537 do not create the temporary using that type.
26539 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26541 * jump.c: Remove prototypes for delete_computation and
26542 delete_prior_computation.
26544 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26546 * jump.c (get_label_after): Delete.
26547 (get_label_before, delete_computation, delete_jump,
26548 delete_prior_computation, follow_jumps): Move...
26549 * reorg.c (delete_computation, delete_prior_computation): ... here...
26550 (get_label_before, delete_jump): ... making these static ...
26551 (follow_jumps): ... and simplifying this since it only runs after
26553 * rtl.h (get_label_after, get_label_before, delete_jump,
26554 follow_jumps): Delete prototypes.
26556 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26558 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26560 2007-02-15 Nick Clifton <nickc@redhat.com>
26562 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26563 order to prevent it from being munged by the target.
26565 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26567 * config/i386/i386.md: Remove misleading comment.
26569 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26571 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26572 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26575 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26577 * tree-sra.c (instantiate_missing_elements): Canonicalize
26579 (sra_build_assignment): New.
26580 (generate_copy_inout, generate_element_copy,
26581 generate_element_zero, generate_one_element_init): Use it.
26583 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26585 * tree-sra.c (instantiate_missing_elements): Canonicalize
26587 (sra_build_assignment): New.
26588 (generate_copy_inout, generate_element_copy,
26589 generate_element_zero, generate_one_element_init): Use it.
26591 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26593 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26596 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26598 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26599 types as aggregates not scalars.
26600 * function.c (assign_stack_temp_for_type): Likewise.
26602 2007-02-14 Roger Sayle <roger@eyesopen.com>
26603 Zdenek Dvorak <dvorakz@suse.cz>
26605 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26608 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26610 * passes.c (next_pass_1): Clear the next field of the copied
26613 2007-02-14 Richard Henderson <rth@redhat.com>
26615 * tree-sra.c (early_sra): New.
26616 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26617 (tree_sra_early, pass_sra_early): New.
26618 * tree-pass.h (pass_sra_early): Declare.
26619 * passes.c (init_optimization_passes): Use it.
26621 2007-02-14 Richard Guenther <rguenther@suse.de>
26623 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26625 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26627 PR tree-optimization/30771
26628 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26630 (vect_analyze_operations): Induction phis can now be marked as
26632 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26633 Update documentation accordingly.
26635 2007-02-14 Nick Clifton <nickc@redhat.com>
26637 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26638 most 3 arguments are supported.
26639 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26641 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26643 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26644 Ensure dst->current is valid.
26646 2007-02-13 Paul Brook <paul@codesourcery.com>
26648 * config.gcc: Add arm*-*-uclinux-*eabi.
26649 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26650 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26651 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26652 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26653 (LINK_SPEC): Define.
26654 (LIB_SPEC): Define.
26655 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26657 * config/arm/uclinux-eabi.h: New file.
26658 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26659 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26662 2007-02-13 Ian Lance Taylor <iant@google.com>
26664 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26665 * flags.h (warn_strict_overflow): Declare.
26666 (enum warn_strict_overflow_code): Define.
26667 (issue_strict_overflow_warning): New static inline function.
26668 * opts.c (warn_strict_overflow): New variable.
26669 (common_handle_option): Handle OPT_Wstrict_overflow and
26670 OPT_Wstrict_overflow_.
26671 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26673 * fold-const.c: Include intl.h.
26674 (fold_deferring_overflow_warnings): New static variable.
26675 (fold_deferred_overflow_warning): New static variable.
26676 (fold_deferred_overflow_code): New static variable.
26677 (fold_defer_overflow_warnings): New function.
26678 (fold_undefer_overflow_warnings): New function.
26679 (fold_undefer_and_ignore_overflow_warnings): New function.
26680 (fold_deferring_overflow_warnings_p): New function.
26681 (fold_overflow_warning): New static function.
26682 (make_range): Add strict_overflow_p parameter. Change all
26684 (extract_muldiv, extract_muldiv_1): Likewise.
26685 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26686 tree_expr_nonnegative_p.
26687 (fold_negate_expr): Call fold_overflow_warning.
26688 (fold_range_test): Likewise.
26689 (fold_comparison): Likewise.
26690 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26691 instead of tree_expr_nonnegative_p.
26692 (tree_expr_nonnegative_warnv_p): Rename from
26693 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26694 (tree_expr_nonnegative_p): New function.
26695 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26696 strict_overflow_p parameter.
26697 (tree_expr_nonzero_p): New function.
26698 * passes.c (verify_interpass_invariants): New static function.
26699 (execute_one_pass): Call it.
26700 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26702 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26703 (estimate_numbers_of_iterations): Likewise.
26704 (scev_probably_wraps_p): Likewise.
26705 * tree-ssa-ccp.c: Include "toplev.h".
26706 (evaluate_stmt): Defer fold overflow warnings until we know we are
26708 (struct fold_stmt_r_data): Add stmt field.
26709 (fold_stmt_r): Defer fold overflow warnings until we know we
26711 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26712 (fold_stmt_inplace): Likewise.
26713 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26714 (cleanup_control_expr_graph): Defer fold overflow warnings until
26715 we know we are going to optimize.
26716 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26717 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26719 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26720 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26721 * tree-ssa-loop-manip.c (create_iv): Likewise.
26722 * c-typeck.c (build_conditional_expr): Likewise.
26723 (build_binary_op): Likewise.
26724 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26725 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26726 (extract_range_from_unary_expr): Likewise.
26727 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26728 assuming that signed overflow does not occur.
26729 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26730 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26731 (fold_defer_overflow_warnings): Declare.
26732 (fold_undefer_overflow_warnings): Declare.
26733 (fold_undefer_and_ignore_overflow_warnings): Declare.
26734 (fold_deferring_overflow_warnings_p): Declare.
26735 (tree_expr_nonzero_warnv_p): Declare.
26736 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26737 of warning options.
26738 (Warning Options): Document -Wstrict-overflow.
26739 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26740 (tree-ssa-ccp.o): Likewise.
26741 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26742 (fold-const.o): Depend on intl.h.
26744 2007-02-13 Ian Lance Taylor <iant@google.com>
26746 PR middle-end/30751
26747 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26750 2007-02-13 Stuart Hastings <stuart@apple.com>
26752 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26754 2007-02-13 Richard Henderson <rth@redhat.com>
26756 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26757 handled_component_p before looking for the indirect_ref.
26759 2007-02-13 Richard Henderson <rth@redhat.com>
26761 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26762 remove flags clobber.
26763 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26764 (bswaphi_lowpart): New.
26765 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26766 remove TARGET_BSWAP test. Delete expander of the same name.
26768 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26769 (expand_unop): Use them.
26771 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26773 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26774 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26775 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26776 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26777 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26778 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26779 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26780 assembler dialect choice from asm templates.
26782 2007-02-12 Richard Henderson <rth@redhat.com>
26784 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26785 (fixuns_trunc<SSEMODEF>si2): Use it.
26786 * config/i386/sse.md (vec_setv4sf_0): Export.
26787 * config/i386/i386.c (ix86_build_const_vector): Export.
26788 (ix86_split_convert_uns_si_sse): Rename from
26789 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26790 * config/i386/i386-protos.h: Update.
26792 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26795 * c-typeck.c (c_finish_return): Improve warning message.
26797 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26799 * alias.c (find_symbolic_term): Delete unused function.
26801 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26803 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26804 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26805 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26807 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26809 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26810 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26811 the function, temporarily point the debug interface to the null one.
26813 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26815 * dwarf2out.c (round_up_to_align): New static function.
26816 (field_byte_offset): Use it to round the offset.
26818 2007-02-12 Richard Henderson <rth@redhat.com>
26820 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26821 (inswl_const): Export.
26823 2007-02-12 Richard Henderson <rth@redhat.com>
26825 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26826 result mode of the libcall, convert back to outmode.
26828 2007-02-12 Roger Sayle <roger@eyesopen.com>
26830 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26831 (bswapdi2): New define_expand to implement 32-bit implementation.
26833 2007-02-12 Nick Clifton <nickc@redhat.com>
26835 * doc/invoke.texi (Overall Options): Document --help=.
26836 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26837 (cc1_options): Pass --help= on to cc1.
26838 (display_help): Add description of --help=.
26839 (process_command): Add code to handle --help=. Allow translated
26840 --help and --target-help switches to be passed on to compiler
26842 (main): Remove unused if statement.
26843 * opts.c (columns): Remove.
26844 (LEFT_COLUMN): Define.
26845 (wrap_help): Add columns argument.
26846 (print_filtered_help): Change parameters to be an include bitmask,
26847 an exclude bitmask, an any bitmask and the column width. Move the
26848 code to display the params list here. Add code to display the
26849 status of options rather than their descriptions if the quiet flag
26851 (print_specific_help): Change parameters to be an include bitmask,
26852 an exclude bitmask and an any bitmask. Move code to look up the
26853 column width here. Decide upon the title for an options listing.
26854 (common_handle_options): Add code to handle --help=. Adapt code
26855 for --help and --target-help to use the revised form of the
26856 print_specific_help function.
26857 (print_help): Delete.
26858 (print_param_help): Delete.
26859 (print_switch): Delete.
26860 * opts.h (cl_lang_count): Add prototype.
26861 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26862 CL_MAX_OPTION_CLASS): New defines.
26863 * optc-gen.awk: Add construction of cl_lang_count.
26864 * c.opt: Add Warning attribute to warning options and Optimization
26865 attribute to optimization options.
26866 * common.opt: Likewise.
26868 Add -fhelp and -ftarget-help as aliases for the transformed --help
26869 and --target-help options.
26870 * opt-functions.awk: Add code to handle Warning and Optimization
26873 2007-02-12 Richard Henderson <rth@redhat.com>
26875 * config/alpha/constraints.md: New file.
26876 * config/alpha/alpha.c: Include tm-constrs.h.
26877 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26878 alpha_extra_constraint): Remove.
26879 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26880 * config/alpha/alpha-protos.h: Update.
26881 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26882 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26883 (EXTRA_CONSTRAINT): Remove.
26884 * config/alpha/alpha.md: Include constraints.md.
26885 (adddi splitter): Use satisfies_constraint_*.
26886 * config/alpha/predicates.md (add_operand): Likewise.
26887 (sext_add_operand, addition_operation): Likewise.
26889 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26891 PR tree-optimization/29145
26892 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26893 in our handling of restrict qualified pointers.
26895 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26898 * doc/invoke.texi (Wunused-value): Update description.
26899 (Wextra): Delete item.
26900 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26901 value of Wunused-value.
26902 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26903 (c_finish_stmt_expr): Don't check extra_warnings.
26904 (emit_side_effect_warnings): The caller is responsible to check
26907 2007-02-11 Roger Sayle <roger@eyesopen.com>
26908 Matt Thomas <matt@3am-software.com>
26910 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26912 2007-02-11 Roger Sayle <roger@eyesopen.com>
26914 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26915 comparisons of POPCOUNT against zero.
26916 (simplify_const_relational_operation): Likewise.
26918 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26920 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26922 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26924 * dwarf2out.c (root_type): Delete unused function.
26926 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26928 * genattrtab.c (contained_in_p): Delete unused function.
26929 (write_expr_attr_cache): Likewise.
26931 2007-02-11 Jan Hubicka <jh@suse.cz>
26933 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26936 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26938 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26939 to add the REG_EQ* note.
26940 * see.c (see_merge_one_use_extension): Likewise.
26941 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26942 turn REG_EQUAL notes into REG_EQUIV notes if the target
26943 register may have more than one set.
26944 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26945 * gcse.c (try_replace_reg): Likewise.
26946 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26947 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26948 more than one REG_EQUIV note.
26949 * reload1.c (gen_reload): Use set_unique_reg_note.
26951 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26953 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26954 (ix86_builtin_conversion): New function.
26956 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26959 * tree.h (DECL_REPLACEABLE_P): New macro.
26960 * except.c (set_nothrow_function_flags): Likewise.
26962 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26963 Ira Rosen <irar@il.ibm.com>
26964 Dorit Nuzman <dorit@il.ibm.com>
26966 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26967 * targhooks.c (default_builtin_vectorized_conversion): New.
26968 * targhooks.h (default_builtin_vectorized_function): New declaration.
26969 * target.h (struct vectorize): Add builtin_conversion field.
26970 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26971 stmt_vec_info_type value.
26972 (vectorizable_conversion): New declaration.
26973 * tree-vect-analyze.c (vect_analyze_operations): Add
26974 vectorizable_conversion call.
26975 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26976 * tree-vect-transform.c (vectorizable_conversion): New function.
26977 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26978 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26980 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26981 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26982 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26983 or ALTIVEC_BUILTIN_VCFSX.
26985 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26988 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26989 CONST_DOUBLE and operand 0 is a hard register.
26990 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26991 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26992 is a hard floating-point register.
26994 2007-02-10 Richard Henderson <rth@redhat.com>
26995 Jakub Jelinek <jakub@redhat.com>
26996 Alexandre Oliva <aoliva@redhat.com>
26998 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26999 * builtin-types.def (BT_WORD): Make unsigned.
27000 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27001 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27002 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27003 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27004 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27005 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27007 * expr.c (emutls_var_address): New.
27008 (expand_expr_real_1): Expand emulated tls.
27009 (expand_expr_addr_expr_1): Likewise.
27010 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27011 * output.h (emutls_finish): Declare.
27012 * toplev.c (compile_file): Call it.
27013 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27014 address before wrapping in CONST.
27015 * varasm.c (emutls_htab, emutls_object_type): New.
27016 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27017 (get_emutls_object_name, get_emutls_object_type): New.
27018 (get_emutls_init_templ_addr, emutls_decl): New.
27019 (emutls_common_1, emutls_finish): New.
27020 (assemble_variable): When emulating tls, swap decls; generate
27021 constructor for the emutls objects.
27022 (do_assemble_alias): When emulating tls, swap decl and target name.
27023 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27025 * varpool.c (decide_is_variable_needed): Look at force_output.
27026 Recurse for emulated tls.
27027 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27028 with decide_is_variable_needed.
27029 * emutls.c: New file.
27030 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27031 tls_object for real tls.
27033 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27035 PR rtl-optimization/29599
27036 * reload1.c (eliminate_regs_in_insn): Take the destination
27037 mode into account when computing the offset.
27039 2007-02-09 Stuart Hastings <stuart@apple.com>
27040 Richard Henderson <rth@redhat.com>
27042 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27043 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27044 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27045 fixuns_truncdfhi2): New.
27046 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27047 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27048 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27049 (floatunssidf2): Allow nonimmediate source.
27050 * config/i386/sse.md (movdi_to_sse): New.
27051 (vec_concatv2di): Drop '*'.
27052 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27053 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27054 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27056 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27057 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27058 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27059 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27060 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27061 ix86_build_const_vector.
27062 (x86_emit_floatuns): Rewrite.
27064 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27066 * genautomata.c (longest_path_length): Delete unused function.
27067 (struct state): Delete unused longest_path_length.
27068 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27069 (get_free_state): Delete unused.
27071 2007-02-09 Jan Hubicka <jh@suse.cz>
27073 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27074 * doc/invoke.texi (inline-unit-growth): Update default value.
27076 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27077 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27078 (rebuild_cgraph_edges): Likewise.
27079 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27080 (dump_cgraph_node): Dump frequencies.
27081 (cgraph_clone_edge): Add frequency scales.
27082 (cgraph_clone_node): Add freuqnecy.
27083 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27084 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27085 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27086 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27087 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27088 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27089 (save_inline_function_body): Likewise.
27090 * ipa-inline.c: inluce rtl.h
27091 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27092 (cgraph_edge_badness): Use frequencies.
27093 (cgraph_decide_recursive_inlining): Update clonning.
27094 (cgraph_decide_inlining_of_small_function): Dump frequency.
27095 * predict.c (estimate_bb_frequencies): Export.
27096 * predict.h (estimate_bb_frequencies): Declare.
27097 * tree-inline.c (copy_bb): Watch overflows.
27098 (expand_call_inline): Update call of cgraph_create_edge.
27099 (optimize_inline_calls): Use TODO flags to update frequnecies.
27100 * passes.h: Include predict.h
27101 (init_optimization_passes): Move profile ahead.
27102 (execute_function_todo): Handle TODO_rebuild_frequencies.
27104 2007-02-09 Roger Sayle <roger@eyesopen.com>
27106 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27107 the insbl or inswl pattern into a register.
27109 2007-02-09 Roger Sayle <roger@eyesopen.com>
27111 * config/ia64/ia64.md (bswapdi2): New define_insn.
27113 2007-02-09 Richard Henderson <rth@redhat.com>
27115 * config/i386/constraints.md (Ym): New constraint.
27116 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27117 (movdi_1_rex64): Split sse and xmm general register moves from
27118 memory move alternatives. Use conditional register constraints.
27119 (movsf_1, movdf_integer): Likewise.
27120 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27121 (movdf_integer_rex64): New.
27122 (pushsf_rex64): Fix output constraints.
27123 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27124 (sse2_stored): Likewise.
27125 (sse2_storeq_rex64): New.
27126 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27127 amd and not generic.
27128 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27129 for optimize_size. Remove SF/DFmode hack.
27131 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27133 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27136 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27137 Richard Sandiford <richard@codesourcery.com>
27139 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27140 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27141 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27142 m68k/t-mlib to tmake_file.
27143 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27144 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27145 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27146 Allow it to be cf or m68k. Set m68k_arch_family. If that
27147 variable is not empty, add t-$m68k_arch_family to tmake_file.
27148 Add t-mlibs to tmake_file.
27149 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27150 * config/m68k/t-cf: New file.
27151 * config/m68k/t-m68k: Likewise.
27152 * config/m68k/t-mlibs: Likewise.
27153 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27154 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27155 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27156 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27157 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27159 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27160 (INSTALL_LIBGCC): Delete.
27161 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27162 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27163 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27164 (M68K_MLIB_CPU): Define.
27165 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27166 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27167 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27169 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27170 Richard Guenther <rguenther@suse.de>
27172 PR middle-end/23361
27173 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27174 against INT_MIN/INT_MAX.
27175 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27176 file if a loop is removed.
27178 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27180 * calls.c (store_one_arg): Pass correct alignment to
27181 emit_push_insn for non-BLKmode values.
27182 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27183 unaligned stack slot via a suitably aligned slot.
27185 2007-02-08 DJ Delorie <dj@redhat.com>
27187 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27189 (legal_subregs): Use unsigned char, make const.
27190 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27192 2007-02-08 Paul Brook <paul@codesourcery.com>
27194 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27195 special interworking needed.
27197 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27199 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27200 conditional to __SSE2__.
27201 (Entries below should have been added to first ChangeLog
27202 entry for amdfam10 dated 2007-02-05)
27203 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27205 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27207 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27210 2007-02-08 DJ Delorie <dj@redhat.com>
27212 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27213 * config/m32c/m32c.c (legal_subregs): New.
27214 (m32c_illegal_subreg_p): New.
27215 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27216 unsupported subregs of hard regs.
27218 2007-02-08 Jan Hubicka <jh@suse.cz>
27220 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27221 the same one; always update histograms.
27223 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27225 * passes.c (init_optimization_passes): Tidy comment.
27227 2007-02-08 Roger Sayle <roger@eyesopen.com>
27229 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27230 strip zero_extend, bswap and rotates from POCOUNT's argument.
27231 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27232 zero_extend and rotates from PARITY's argument.
27233 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27234 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27235 of an integer constant at compile-time.
27237 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27240 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27242 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27245 * tree-ssa-live.c (remove_unused_locals): Do not remove
27246 TREE_ADDRESSABLE variables.
27247 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27248 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27249 FOR_CLOBBER. Update all users.
27250 If VAR has an associated alias set, add a virtual operand for
27251 it if no alias is found to conflict with the memory reference.
27253 2007-02-07 Jan Hubicka <jh@suse.cz>
27254 Robert Kidd <rkidd@crhc.uiuc.edu>
27256 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27258 2007-02-07 Ian Lance Taylor <iant@google.com>
27260 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27262 2007-02-07 Roger Sayle <roger@eyesopen.com>
27264 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27265 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27266 tablejumpdi, movsi_to_cr_one): Remove constraints from
27267 define_expand's match_operands.
27269 2007-02-07 Roger Sayle <roger@eyesopen.com>
27271 * global.c (compute_regsets): Move declatation of "i" inside of
27272 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27274 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27277 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27278 of INDIRECT_REF <RESULT_DECL>.
27280 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27282 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27283 Kaz Kojima <kkojima@gcc.gnu.org>
27286 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27288 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27290 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27292 * doc/loop.texi: Document possibility not to perform disambiguation
27293 of loops with multiple latches.
27294 * cfgloopmanip.c (alp_enum_p): Removed.
27295 (add_loop): Handle subloops. Use get_loop_body_with_size.
27296 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27297 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27298 the new forwarder block.
27299 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27300 Handle the case latch is NULL.
27301 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27302 modifications when marking loop exits.
27303 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27305 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27306 disambiguate_loops_with_multiple_latches.
27307 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27308 before fix_loop_structure.
27309 * cfgloop.c: Include pointer-set.h and output.h.
27310 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27311 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27312 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27313 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27314 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27315 disambiguate_multiple_latches, get_loop_body_with_size,
27316 disambiguate_loops_with_multiple_latches): New functions.
27317 (flow_loop_dump): Dump multiple latch edges.
27318 (flow_loop_nodes_find): Handle loops with multiple latches.
27319 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27320 (glb_enum_p): Modified.
27321 (get_loop_body): Use get_loop_body_with_size.
27322 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27323 (AVOID_CFG_MODIFICATIONS): New constant.
27324 (disambiguate_loops_with_multiple_latches, add_loop,
27325 get_loop_body_with_size): Declare.
27326 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27328 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27330 PR inline-asm/28686
27331 * global.c (compute_regsets): New function.
27332 (global_alloc): Refactored ELIMINABLE_REGSET
27333 and NO_GLOBAL_ALLOC_REGS computation out.
27334 (rest_of_handle_global_alloc): Call compute_regsets()
27335 for non-optimizing case.
27337 2007-02-06 Richard Henderson <rth@redhat.com>
27339 * config/i386/constraints.md (Y2): Rename from Y.
27340 (Yi): New constraint.
27341 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27342 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27343 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27344 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27345 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27346 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27347 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27348 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27349 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27350 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27351 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27352 vec_extractv2si_1): Change Y constraints to Y2.
27353 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27354 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27355 Change Y constraints to Y2.
27356 (sse2_loadld): Change Y constraints to x.
27358 2007-02-06 Roger Sayle <roger@eyesopen.com>
27360 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27361 (parity<mode>2): New define_expand using rs6000_emit_parity.
27362 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27363 rs6000_emit_parity): New functions.
27364 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27365 rs6000_emit_parity): Prototype here.
27367 2007-02-06 Ian Lance Taylor <iant@google.com>
27369 * lower-subreg.c (simple_move_operand): Reject CONST.
27370 (resolve_clobber): Call validate_change rather than directly
27371 assigning to XEXP (pat, 0).
27373 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27375 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27376 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27377 (tree-cfg.o): Remove hashtab.h dependency.
27379 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27380 (struct ivopts_data): Change niters to pointer_map_t.
27381 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27382 (niter_for_exit): Create pointer_map on demand. Change for
27384 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27385 (free_loop_data): Destroy data->niters if created and reset field.
27386 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27387 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27389 * tree-ssa-reassoc.c: Include pointer-set.h.
27390 (bb_rank): Change to long *.
27391 (operand_rank): Change to pointer_map_t.
27392 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27393 (insert_operand_rank): Accept long.
27394 (operand_entry_hash, operand_entry_eq): Remove.
27395 (get_rank): Return long. Adjust for changes above.
27396 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27398 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27400 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27401 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27402 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27404 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27405 directly since it cannot be NULL.
27406 (get_vi_for_tree): Rewrite for pointer_map API.
27407 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27408 (init_alias_vars): Create vi_for_tree as pointer_map.
27409 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27411 * tree-cfg.c: Don't include hashtab.h.
27412 (edge_to_cases): Declare as pointer_map.
27413 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27415 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27416 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27417 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27419 (record_switch_edge): Delete.
27420 (get_cases_for_edge): Adjust for pointer_map API, inline
27421 record_switch_edge (rewritten for new API), remove goto.
27423 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27425 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27426 * tree-nested.c: Include pointer-set.h.
27427 (var_map_elt, var_map_eq, var_map_hash): Delete.
27428 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27429 to pointer_map_t's.
27430 (nesting_info_bitmap_obstack): New.
27431 (lookup_field_for_decl): Adjust for pointer_map API.
27432 (lookup_tramp_for_decl): Adjust for pointer_map API.
27433 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27434 (get_local_debug_decl): Adjust for pointer_map API.
27435 (convert_nl_goto_reference): Adjust for pointer_map API.
27436 (convert_nl_goto_receiver): Adjust for pointer_map API.
27437 (create_nesting_tree): Create outside GGC space. Create bitmap on
27438 the new obstack. Create field_map and var_map as pointer_maps.
27439 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27441 (lower_nested_functions): Move root here, no need to NULL it.
27442 Initialize and release the obstack.
27444 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27446 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27447 Remove prototypes and make them non-static.
27448 (struct tree_int_map): Remove.
27449 * tree.h (struct tree_int_map): Move here, turning TO into an
27451 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27453 * tree.h (TREE_COMPLEXITY): Remove.
27454 (struct tree_exp): Remove complexity field.
27455 * tree.c (build1_stat): Don't set it.
27457 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27458 Victor Kaplansky <victork@il.ibm.com>
27460 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27461 (vect_is_simple_reduction): Support reduction with induction as
27462 one of the operands.
27463 (vect_is_simple_iv_evolution): Fix formatting.
27464 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27465 formatting. Don't mark induction phis for vectorization.
27466 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27467 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27468 (vect_get_vec_def_for_operand): Support induction.
27469 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27471 (vectorizable_reduction): Support reduction with induction as one of
27473 (vectorizable_type_demotion): Use def-type of stmt argument rather
27474 than dummy def-type.
27476 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27477 flag_tree_scev_cprop.
27478 * common.opt (tree-scev-cprop): New flag.
27480 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27481 call to vect_get_new_vect_var.
27483 2007-02-06 Ira Rosen <irar@il.ibm.com>
27485 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27486 vectype is not NULL.
27487 (vect_pattern_recog_1): Likewise.
27489 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27491 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27492 (fold_negate_expr): Likewise.
27494 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27497 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27498 even if cv-qualification is the same.
27500 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27502 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27503 __enable_execute_stack on completion.
27505 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27507 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27508 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27509 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27510 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27511 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27512 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27513 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27514 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27516 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27518 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27519 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27520 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27521 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27522 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27523 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27524 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27525 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27526 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27527 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27528 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27529 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27530 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27531 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27532 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27533 sqrtextenddfxf2_i387): Added amdfam10_decode.
27535 * config/i386/athlon.md (athlon_idirect_amdfam10,
27536 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27537 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27538 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27539 athlon_ivector_store_amdfam10): New define_insn_reservation.
27540 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27543 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27545 * config/i386/athlon.md (athlon_call_amdfam10,
27546 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27547 define_insn_reservation.
27548 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27549 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27550 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27552 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27554 * config/i386/athlon.md (athlon_sseld_amdfam10,
27555 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27556 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27558 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27560 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27561 define_insn_reservation.
27562 * config/i386/i386.md (sseins): Added sseins to define_attr type
27563 and define_attr unit.
27564 * config/i386/sse.md: Set type attribute to sseins for insertq
27567 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27569 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27570 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27571 ssecomi_load_amdfam10, ssecomi_amdfam10,
27572 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27573 define_insn_reservation.
27574 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27576 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27578 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27579 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27580 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27581 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27582 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27583 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27584 define_insn_reservation.
27586 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27587 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27588 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27589 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27590 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27592 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27594 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27595 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27596 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27597 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27598 athlon_ssemul_load_k8): Added amdfam10.
27600 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27602 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27603 (x86_sse_unaligned_move_optimal): New variable.
27605 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27607 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27608 for unaligned vector SSE double/single precision loads for AMDFAM10.
27610 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27612 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27613 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27614 Define TARGET_CPU_DEFAULT_amdfam10.
27615 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27616 (processor_type): Add PROCESSOR_AMDFAM10.
27618 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27619 processor_type in config/i386/i386.h.
27620 Enable imul peepholes for TARGET_AMDFAM10.
27622 * config.gcc: Add support for --with-cpu option for amdfam10.
27624 * config/i386/i386.c (amdfam10_cost): New variable.
27625 (m_AMDFAM10): New macro.
27626 (m_ATHLON_K8_AMDFAM10): New macro.
27627 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27628 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27629 x86_promote_QImode, x86_integer_DFmode_moves,
27630 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27631 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27632 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27633 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27634 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27635 Enable/disable for amdfam10.
27636 (override_options): Add amdfam10_cost to processor_target_table.
27637 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27638 processor_alias_table.
27639 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27640 (ix86_adjust_cost): Add code for amdfam10.
27642 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27644 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27645 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27646 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27647 * config/i386/i386.h: Add builtin definition for SSE4A.
27648 * config/i386/i386.md: Add support for ABM instructions
27649 (popcnt and lzcnt).
27650 * config/i386/sse.md: Add support for SSE4A instructions
27651 (movntss, movntsd, extrq, insertq).
27652 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27653 Add -march=amdfam10 flag.
27654 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27655 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27657 * doc/extend.texi: Add documentation for SSE4A builtins.
27659 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27661 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27663 2007-02-05 Richard Guenther <rguenther@suse.de>
27665 * tree-vectorizer.h (vectorizable_function): Add argument type
27666 argument, change return type.
27667 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27668 * tree-vect-transform.c (vectorizable_function): Handle extra
27669 argument, return vectorized function decl.
27670 (build_vectorized_function_call): Remove.
27671 (vectorizable_call): Handle calls with result and argument types
27672 differing. Handle loop vectorization factor correctly.
27673 * targhooks.c (default_builtin_vectorized_function): Adjust for
27675 * targhooks.h (default_builtin_vectorized_function): Likewise.
27676 * target.h (builtin_vectorized_function): Add argument type
27678 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27679 extra argument, allow vectorizing of lrintf.
27680 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27681 documentation of target hook.
27683 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27686 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27687 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27688 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27690 2007-02-05 Roger Sayle <roger@eyesopen.com>
27692 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27693 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27694 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27695 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27696 before canonicalizing sincos to cexpi.
27697 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27699 2007-02-05 Roger Sayle <roger@eyesopen.com>
27701 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27702 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27703 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27705 2007-02-05 Roger Sayle <roger@eyesopen.com>
27707 * mips-tfile.c (initialize_init_file): Correct endianness test.
27709 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27711 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27712 the 'y' constraint.
27714 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27716 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27717 saves in a PARALLEL before the register assignments.
27719 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27721 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27722 DWARF_FRAME_RETURN_COLUMN to be a general register.
27723 * dwarf2out.c (init_return_column_size): New function, split from...
27724 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27725 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27726 to be nongeneral registers.
27727 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27729 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27730 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27732 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27734 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27736 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27738 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27739 (remove_path): Use can_remove_branch_p and remove_branch instead
27740 of loop_delete_branch_edge.
27741 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27742 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27743 Update profile using scale_dominated_blocks_in_loop.
27744 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27745 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27746 (can_remove_branch_p, remove_branch): Declare.
27747 * tree-cfg.c (tree_can_remove_branch_p): New function.
27748 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27749 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27750 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27752 2007-02-05 Jan Hubicka <jh@suse.cz>
27754 PR middle-end/30696
27755 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27756 nodes in cgraph, don't remove offline copy of the function.
27758 2007-02-04 Jan Hubicka <jh@suse.cz>
27760 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27761 vectors might cause maybe_lookup_element_for_expr to be called
27762 on non-sra-candidate.
27764 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27766 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27767 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27768 spelling conventions.
27770 2007-02-04 Richard Guenther <rguenther@suse.de>
27772 PR middle-end/30636
27773 * fold-const.c (try_move_mult_to_index): Make sure to not
27774 overflow one dimension of a multi-dimensional array access.
27776 2007-02-04 Jan Hubicka <jh@suse.cz>
27778 * passes.c (init_optimization_passes): Reindent.
27780 2007-02-04 Jan Hubicka <jh@suse.cz>
27781 Eric Botcazou <ebotcazou@adacore.com>
27783 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27784 (execute_fixup_cfg): Break out the abnormal goto code.
27785 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27786 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27787 (optimize_inline_calls): Call make_nonlocal_label_edges.
27789 2007-02-04 Jan Hubicka <jh@suse.cz>
27791 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27792 true when something was changed.
27793 (rename_ssa_copies): When something was changed, do
27794 TODO_remove_unused_locals.
27795 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27796 add TODO_remove_unused_locals when instruction was removed.
27798 2007-02-04 Jan Hubicka <jh@suse.cz>
27800 * ipa-inline.c (try_inline): Improve debug output; work on already
27802 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27803 call try_inline for already inlined edges too when flattening;
27804 inline also functions that make callee growth but overall unit size
27807 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27809 * config/m32c/bitops.md, config/m32c/jump.md,
27810 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27811 config/m32r/m32r.h, config/m32r/m32r.md,
27812 config/m32r/predicates.md, config/m68hc11/larith.asm,
27813 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27814 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27815 config/mips/mips-protos.h, config/mips/mips.c,
27816 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27817 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27818 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27819 spelling conventions.
27821 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27822 Follow spelling conventions.
27824 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27826 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27827 warn about C++0x compatibility.
27829 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27831 * config/h8300/h8300.c, config/h8300/h8300.h,
27832 config/h8300/h8300.md: Follow spelling conventions.
27834 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27836 PR middle-end/30667
27837 * combine.c (try_combine): Do not substitute source operand
27838 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27840 2007-02-03 Jan Hubicka <jh@suse.cz>
27842 PR gcov-profile/30650
27843 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27844 do not divide by zero for never executed counters.
27845 (tree_find_values_to_profile): Fix counters.
27846 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27848 2007-02-03 Ian Lance Taylor <iant@google.com>
27850 * lower-subreg.c (simple_move_operand): New static function,
27851 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27853 (simple_move): Call simple_move_operand.
27854 (find_decomposable_subregs): Add special handling of MEMs.
27855 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27856 meaning of return value. If we see a hard register, test whether
27857 it can store a word_mode value. Change all callers.
27859 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27861 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27862 ftrapv insns and expanders.
27863 (subdi3): Change define_expand operand 1 to arith11_operand, and
27864 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27865 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27866 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27869 PR middle-end/30174
27870 * varasm.c (notice_global_symbol): Treat global objects as weak when
27871 flag_shlib is true.
27873 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27875 * emit-rtl.c (dconstpi): Delete.
27876 (dconstsqrt2): New.
27877 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27878 * real.h (dconstpi): Delete.
27879 (dconstsqrt2): New.
27880 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27881 (fold_builtin_hypot): Likewise.
27883 2007-02-03 Tom Tromey <tromey@redhat.com>
27886 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27887 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27889 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27891 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27892 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27893 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27894 config/rs6000/cell.md, config/rs6000/darwin.h,
27895 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27896 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27897 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27898 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27899 typos. Follow spelling conventions.
27900 * doc/invoke.texi: Follow spelling conventions.
27902 2007-02-03 Roger Sayle <roger@eyesopen.com>
27904 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27905 canonicalization transformations that attempt to simplify integer
27906 constant comparisons to become comparisons against zero.
27908 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27910 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27912 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27913 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27915 2007-02-02 Mike Stump <mrs@apple.com>
27917 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27918 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27919 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27920 generate a branch island.
27922 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27924 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27925 (xtensa_legitimate_address_p): New.
27926 (xtensa_legitimize_address): New.
27927 (xtensa_output_addr_const_extra): New.
27928 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27930 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27931 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27932 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27933 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27934 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27935 (xtensa_legitimize_address): New.
27936 (xtensa_output_addr_const_extra): New.
27938 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27940 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27942 2007-02-02 Ian Lance Taylor <iant@google.com>
27944 * expmed.c (expand_divmod): Add comment.
27946 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27948 * emit-rtl.c (renumber_insns): Remove.
27949 * flags.h: Remove the extern for flag_renumber_insns.
27950 * rtl.h: Remove the prototype for renumber_insns.
27951 * toplev.c (flag_renumber_insns): Remove.
27953 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27955 Revert for x86 darwin:
27956 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27958 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27959 code before the following patch under TARGET_MACHO.
27960 (ix86_function_value_regno_p): Likewise.
27962 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27964 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27967 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27970 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27971 loads to general or fp registers. Add comments.
27972 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27974 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27976 * pointer-set.c (insert_aux): Only return insertion slot.
27977 (pointer_set_insert): Adjust.
27978 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27979 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27980 pointer_map_traverse): New.
27981 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27982 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27983 pointer_map_contains, pointer_map_traverse): Declare.
27985 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27987 PR middle-end/30473
27988 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27989 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27991 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27993 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27995 (struct _dep): New type.
27996 (dep_t): New typedef.
27997 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27998 (DEP_STATUS): New access macro. The macro with the same name was
27999 renamed to DEP_LINK_STATUS.
28000 (dep_init): Declare function
28002 (struct _dep_link): New type.
28003 (dep_link_t): New typedef.
28004 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28005 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28006 (DEP_LINK_STATUS): New macro.
28007 (debug_dep_links): New debug function.
28009 (struct _deps_list): New type.
28010 (deps_list_t): New typedef.
28011 (DEPS_LIST_FIRST): New access macro.
28012 (FOR_EACH_DEP_LINK): New cycle macro.
28013 (create_deps_list, free_deps_list, delete_deps_list): Declare
28015 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28016 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28017 (copy_deps_list_change_con): Ditto.
28019 (move_dep_link): Declare function.
28021 (struct _dep_node): New type.
28022 (dep_node_t): New typedef.
28023 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28025 (struct haifa_insn_data.back_deps): New field to hold backward
28026 dependencies of the insn.
28027 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28029 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28030 Change its type to deps_list_t.
28031 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28032 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28033 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28035 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28037 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28039 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28041 (dep_cost): Declare.
28043 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28044 (ds_to_dk, dk_to_ds): New functions.
28046 (init_dep_1): New static function.
28047 (init_dep): New function.
28048 (copy_dep): New static function.
28050 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28052 (detach_dep_link): New static function.
28053 (move_dep_link): New function.
28055 (dep_links_consistent_p, dump_dep_links): New static functions.
28056 (debug_dep_links): New debugging function.
28058 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28060 (alloc_deps_list, init_deps_list): New static functions.
28061 (create_deps_list): New function.
28062 (clear_deps_list): New static function.
28063 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28064 (deps_list_consistent_p, dump_deps_list): New static functions.
28065 (debug_deps_list): New function.
28066 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28068 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28070 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28071 use new scheduler dependencies lists.
28072 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28073 (sched_analyze): Ditto. Initialize dependencies lists.
28074 (add_forw_dep, compute_forward_dependences): Update to use new
28075 scheduler dependencies lists.
28077 (init_dependency_caches): Init deps_obstack.
28078 (free_dependency_caches): Free deps_obstack.
28080 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28081 new scheduler dependencies lists.
28082 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28083 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28085 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28086 Update to use new scheduler dependencies lists.
28087 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28088 (debug_dependencies): Ditto.
28089 (schedule_region): Update comments.
28091 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28092 scheduler dependencies lists.
28093 (schedule_ebb): Update comments.
28095 * rtl.def (DEPS_LIST): Remove.
28097 * lists.c (unused_deps_list): Remove.
28098 (free_list): Update assertions.
28100 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28101 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28103 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28104 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28106 * haifa-sched.c (comments): Update.
28107 (insn_cost1): Remove. Inline the code into insn_cost ().
28108 (insn_cost): Update to use new scheduler dependencies lists. Move
28109 processing of the dependency cost to dep_cost ().
28110 (dep_cost): New function. Use it instead of insn_cost () when
28111 evaluating cost of the dependency. Use compatible interface to
28112 interact with the target.
28113 (priority): Update to use new scheduler dependencies lists.
28114 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28115 with greater number of insns that depend on the insn.
28116 (schedule_insn): Update to use new scheduler dependencies lists. Add
28117 code to free backward dependencies lists. Inline and optimize code
28118 from resolve_dep () - see PR28071.
28119 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28120 lists. Update call to targetm.sched.is_costly_dependence hook.
28122 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28123 scheduler dependencies lists.
28125 (resolve_dep): Remove. Move the logic to schedule_insn ().
28126 (init_h_i_d): Initialize dependencies lists.
28128 (process_insn_depend_be_in_spec): Rename to
28129 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28130 dependencies lists.
28131 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28132 Update to use new scheduler dependencies lists.
28133 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28135 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28136 new scheduler dependencies lists.
28137 (build_intra_loop_deps): Ditto.
28139 * target.h (struct _dep): Declare to use in
28140 gcc_target.sched.is_costly_dependence.
28141 (struct gcc_target.sched.adjust_cost): Fix typo.
28142 (struct gcc_target.sched.is_costly_dependence): Change signature to
28143 use single dep_t parameter instead of an equivalent triad.
28144 (struct gcc_target.sched.adjust_cost_2): Remove.
28146 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28148 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28150 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28152 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28154 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28155 (REG_DEP_TRUE): Document.
28157 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28158 Change signature to correspond to the targetm.sched.adjust_cost hook.
28159 Update use in TARGET_SCHED_ADJUST_COST_2.
28160 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28161 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28162 new scheduler dependencies lists.
28163 (ia64_gen_check): Ditto.
28165 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28166 scheduler dependencies lists.
28168 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28169 signature to correspond to the targetm.sched.is_costly_dependence hook.
28170 (is_costly_group): Update to use new scheduler dependencies lists.
28172 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28173 instead of INSN_COST () macro.
28175 2007-02-01 Ian Lance Taylor <iant@google.com>
28177 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28179 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28181 * pa.md (tp_load): Correct mfctl instruction syntax.
28183 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28185 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28186 altivec_padding_size calculation on AIX. Improve comment, add
28187 assert to verify that it's right.
28189 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28192 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28194 PR inline-asm/28686
28195 * global.c (global_alloc): Add mising initialization of
28198 2007-02-01 Roger Sayle <roger@eyesopen.com>
28200 * alias.c (init_alias_analysis): Correct whitespace.
28201 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28202 partition_hot_cold_basic_blocks): Likewise.
28203 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28204 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28205 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28206 fold_builtin_snprintf_chk, fold_builtin_printf,
28207 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28208 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28209 * cfgcleanup.c (cleanup_cfg): Likewise.
28210 * cfgexpand.c (tree_expand_cfg): Likewise.
28211 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28212 * function.c (get_next_funcdef_no): Likewise.
28213 * gengtype.c (main): Likewise.
28214 * genmodes.c (main): Likewise.
28215 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28216 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28217 * ifcvt.c (noce_emit_move_insn): Likewise.
28218 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28220 * stor-layout.c (get_best_mode): Likewise.
28221 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28222 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28223 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28224 perform_var_substitution, solve_graph): Likewise.
28225 * tree-vrp.c (vrp_finalize): Likewise.
28227 2007-02-01 Ian Lance Taylor <iant@google.com>
28229 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28230 high part of a paradoxical subreg, return a constant zero.
28232 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28234 * toplev.c (lang_dependent_init): Call init_set_costs.
28235 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28237 2007-02-01 Richard Guenther <rguenther@suse.de>
28239 PR middle-end/30656
28240 * fold-const.c (fold_negate_expr): Allow negating a
28241 constant if overflow does not change.
28243 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28245 * doc/c-tree.texi (Expression trees): Improve markup.
28246 * doc/tm.texi (Register Classes, Addressing Modes)
28247 (Floating Point): Fix spacing after abbreviations. Fix some
28250 2007-02-01 Ben Elliston <bje@au.ibm.com>
28252 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28253 * doc/contrib.texi: Likewise.
28254 * doc/install.texi: Likewise.
28256 2007-01-31 Richard Henderson <rth@redhat.com>
28257 Ian Lance Taylor <iant@google.com>
28259 * lower-subreg.c: New file.
28260 * rtl.def (CONCATN): Define.
28261 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28262 pass_lower_subreg2.
28263 * emit-rtl.c (update_reg_offset): New static function, broken out
28264 of gen_rtx_REG_offset.
28265 (gen_rtx_REG_offset): Call update_reg_offset.
28266 (gen_reg_rtx_offset): New function.
28267 * regclass.c: Revert patch of 2006-03-05, restoring
28269 (clear_reg_info_regno): New function.
28270 * dwarf2out.c (concatn_loc_descriptor): New static function.
28271 (loc_descriptor): Handle CONCATN.
28272 * common.opt (fsplit_wide_types): New option.
28273 * opts.c (decode_options): Set flag_split_wide_types when
28275 * timevar.def (TV_LOWER_SUBREG): Define.
28276 * rtl.h (gen_reg_rtx_offset): Declare.
28277 (reg_scan_update): Declare.
28278 * regs.h (clear_reg_info_regno): Declare.
28279 * tree-pass.h (pass_lower_subreg): Declare.
28280 (pass_lower_subreg2): Declare.
28281 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28282 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28283 -fsplit-wide-types.
28284 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28285 * Makefile.in (OBJS-common): Add lower-subreg.o.
28286 (lower-subreg.o): New target.
28288 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28290 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28292 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28295 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28297 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28299 PR middle-end/29335
28300 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28302 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28304 * cfgloop.h: Include vec-prim.h.
28305 (enum li_flags): Remove LI_ONLY_OLD.
28306 (loop_iterator): Changed.
28307 (fel_next, fel_init): Iterate over loop tree.
28308 (FOR_EACH_LOOP_BREAK): New macro.
28309 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28311 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28312 * modulo-sched.c (sms_schedule): Ditto.
28313 * tree-vectorizer.c (vectorize_loops): Ditto.
28314 * doc/loop.texi: Update information on loop numbering and behavior of
28315 FOR_EACH_LOOP wrto new loops.
28316 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28317 add_to_evolution_1): Test nestedness of loops instead of comparing
28319 * tree-chrec.c (chrec_fold_plus_poly_poly,
28320 chrec_fold_multiply_poly_poly, chrec_evaluate,
28321 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28322 reset_evolution_in_loop): Ditto.
28323 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28325 2007-01-31 Dirk Mueller <dmueller@suse.de>
28327 * c-common.c (warn_about_parentheses): Separate warning about
28328 un-parenthized sequence of comparison operators from the one
28329 which is supposed to warn about x <= y <= z.
28331 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28333 * optabs.h (enum optab_index): Add new OTI_isinf.
28334 (isinf_optab): Define corresponding macro.
28335 * optabs.c (init_optabs): Initialize isinf_optab.
28336 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28338 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28339 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28341 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28342 expand_builtin_interclass_mathfn.
28343 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28344 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28345 (fxam<mode>2_i387): New insn pattern.
28346 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28347 built-in functions as x87 inline asm.
28349 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28351 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28353 2007-01-30 Eric Christopher <echristo@apple.com>
28355 * config.gcc: Add geode.
28357 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28359 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28360 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28361 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28362 value-prof.c: Fix comment typos.
28364 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28367 * doc/invoke.texi (Wpointer-arith): Document warning.
28369 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28371 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28372 the list of discrepancies from the draft TR.
28374 2007-01-30 Dirk Mueller <dmueller@suse.de>
28377 * doc/invoke.texi (-Wreturn-type): Update description to
28378 match new behavior.
28380 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28382 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28384 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28386 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28387 to handle optabs that operate on floating point input argument and
28388 output to integer output.
28389 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28390 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28391 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28392 expand_builtin_interclass_mathfn ().
28393 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28394 (ilogbsi2): Remove.
28395 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28396 ilogbl built-in functions as x87 intrinsics.
28398 2007-01-30 Richard Guenther <rguenther@suse.de>
28400 PR middle-end/27657
28401 * dwarf2out.c (reference_to_unused): Query varpool if the
28402 variable was output.
28404 2007-01-30 Richard Guenther <rguenther@suse.de>
28406 PR middle-end/30313
28407 * passes.c (execute_one_pass): Reset in_gimple_form to not
28408 confuse non-unit-at-a-time mode.
28410 2007-01-29 Roger Sayle <roger@eyesopen.com>
28411 Richard Guenther <rguenther@suse.de>
28413 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28414 avoid undefined behaviour on overflow. Use force_fit_type_double
28415 to construct the constant with the specified TREE_OVERFLOW.
28417 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28419 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28420 * config/dfp-bit.h: Ditto.
28422 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28424 * c-decl.c (pop_scope): Replace warnings with call to
28425 warn_for_unused_label.
28426 * c-common.h (warn_for_unused_label): Declare.
28427 * c-common.c (warn_for_unused_label): Define.
28429 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28431 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28434 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28436 * Makefile.in (USER_H): Remove decfloat.h.
28437 * ginclude/decfloat.h: Delete, moving contents to ...
28438 * ginclude/float.h: Add support for decimal floating point,
28439 guarded by __STDC_WANT_DEC_FP__.
28441 2007-01-29 Mike Stump <mrs@apple.com>
28443 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28444 Analysis and Representation to resolve case insensitive conflict.
28445 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28447 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28449 * tree.h (struct tree_memory_tag): Add aliases member.
28450 (MTAG_ALIASES): New macro.
28451 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28452 (add_may_alias): Remove pointer-set. Update for may_aliases being
28454 (mark_aliases_call_clobbered): Update for may_aliases being a
28456 (compute_tag_properties): Ditto.
28457 (create_partition_for): Ditto.
28458 (compute_memory_partitions): Ditto.
28459 (dump_may_aliases_for): Ditto.
28460 (is_aliased_with): Ditto.
28461 (add_may_alias_for_new_tag): Ditto.
28462 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28463 (compute_is_aliased): New function.
28464 (compute_may_aliases): Call compute_is_aliased).
28465 (init_alias_info): Initialize alias_bitmap_obstack.
28466 (union_alias_set_into): New function.
28467 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28468 (have_common_aliases_p): Rewrite to take two bitmaps and use
28470 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28471 Update for bitmaps.
28472 (finalize_ref_all_pointers): Update for add_may_alias changes.
28473 (new_type_alias): Ditto.
28474 * tree-flow-inline.h (may_aliases): Return a bitmap.
28475 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28476 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28477 may_aliases being a bitmap.
28478 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28479 may_aliases now returns a bitmap.
28480 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28482 * tree-ssa-operands.c (add_virtual_operand): Update for
28483 may_aliases being a bitmap.
28485 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28487 PR tree-optimization/30630
28488 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28489 variable as changed.
28491 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28494 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28495 expanded only once even if an error occurs.
28497 2007-01-29 Ben Elliston <bje@au.ibm.com>
28499 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28500 (__gcov_average_profiler): Likewise.
28501 (__gcov_ior_profiler): Likewise.
28502 (__gcov_merge_ior): Likewise.
28504 2007-01-28 Jan Hubicka <jh@suse.cz>
28506 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28507 * value-prof.c (stringop_block_profile): Likewise.
28509 2007-01-28 Jan Hubicka <jh@suse.cz>
28511 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28512 Add variant handling histograms; add wrapper.
28513 (clear_storage_via_libcall): Export.
28514 (emit_block_move_hints): Break out from ...; add histograms.
28515 (emit_block_move): ... this one.
28516 (clear_storage_hints): Break out from ...; add histograms.
28517 (clear_storage): ... this one.
28518 (set_storage_via_memset): Handle histogram.
28519 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28520 (clear_storage_hints, clear_storage_via_libcall): Declare.
28521 (set_storage_via_setmem): Update prototype.
28522 * doc/md.texi (movmem, setmem): Document new arguments.
28524 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28525 Add new histograms.
28526 (stringop_block_profile): New global function.
28527 (tree_stringops_values_to_profile): Profile block size and alignment.
28528 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28530 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28531 (stringop_block_profile): Declare.
28532 * builtins.c: Include value-prof.h.
28533 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28534 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28535 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28536 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28537 * profile.c (instrument_values): Add new counters.
28538 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28540 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28541 (tree_init_edge_profiler): Build new profilers.
28542 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28543 (pass_tree_profile): Add dump.
28544 (tree_profile_hooks): Update.
28545 * Makefile.in (LIBGCOV): Add new constants.
28546 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28547 __gcov_ior_profiler): New.
28548 * i386.md (movmem/setmem expanders): Add new optional arguments.
28550 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28552 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28554 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28556 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28557 (tree_unswitch_single_loop): Pass eni_size_weights to
28558 tree_num_loop_insns.
28559 * tree-ssa-loop-manip.c: Include tree-inline.h.
28560 (can_unroll_loop_p): Pass eni_size_weights to
28561 tree_num_loop_insns.
28562 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28563 Pass eni_size_weights to estimate_num_insns.
28564 * tree.h (init_inline_once): Export.
28565 * toplev.c (backend_init): Call init_inline_once.
28566 * cgraphunit.c (cgraph_process_new_functions,
28567 cgraph_analyze_function): Pass eni_inlining_weights to
28568 estimate_num_insns.
28569 * ipa-inline.c (compute_inline_parameters): Ditto.
28570 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28571 to estimate_num_insns.
28572 (try_unroll_loop_completely): Pass eni_size_weights to
28573 tree_num_loop_insns.
28574 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28575 ot estimate_num_insns.
28576 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28577 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28578 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28579 eni_time_weights): New variables.
28580 (init_inline_once): Initialize them.
28581 (struct eni_data): Mew.
28582 (estimate_num_insns_1, estimate_num_insns): Use weights.
28583 * tree-inline.h (struct eni_weights_d): New.
28584 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28585 (estimate_num_insns): Declaration changed.
28586 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28587 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28588 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28590 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28592 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28593 relations in the conflict function is valid.
28595 2007-01-27 Ian Lance Taylor <iant@google.com>
28597 * common.opt: Add fstrict-overflow.
28598 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28599 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28600 (TYPE_OVERFLOW_UNDEFINED): Define.
28601 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28603 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28604 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28605 (fold_negate_expr): Likewise.
28606 (make_range): Likewise.
28607 (extract_muldiv_1): Likewise.
28608 (maybe_canonicalize_comparison): Likewise.
28609 (fold_comparison): Likewise.
28610 (fold_binary): Likewise.
28611 (tree_expr_nonnegative_p): Likewise.
28612 (tree_expr_nonzero_p): Likewise.
28613 * tree-vrp.c (compare_values): Likewise.
28614 (extract_range_from_binary_expr): Likewise.
28615 (extract_range_from_unary_expr): Likewise.
28616 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28618 (nowrap_type_p): Likewise.
28619 * tree-scalar-evolution.c (simple_iv): Likewise.
28620 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28621 (build_range_check): Likewise.
28622 (extract_muldiv_1): Likewise.
28623 (fold_comparison): Likewise.
28624 * tree-vrp.c (vrp_int_const_binop): Likewise.
28625 (extract_range_from_unary_expr): Likewise.
28626 * convert.c (convert_to_integer): Likewise.
28627 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28628 (fold_comparison): Likewise.
28629 (fold_binary): Likewise.
28630 * optabs.c (optab_for_tree_code): Likewise.
28631 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28632 * simplify-rtx.c (simplify_const_relational_operation): Check
28633 flag_strict_overflow and flag_trapv.
28634 (simplify_const_relational_operation): Likewise.
28635 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28636 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28639 2007-01-27 Roger Sayle <roger@eyesopen.com>
28641 * tree.c (tree_fold_gcd): Delete.
28642 * tree.h (tree_fold_gcd): Remove prototype.
28643 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28644 test whether one constant integer is a multiple of another. Instead
28645 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28646 * fold-const.c (multiple_of_p): We've determined both TOP and
28647 BOTTOM are integer constants so we can call int_const_binop directly
28648 instead of the more generic const_binop.
28650 2007-01-27 Roger Sayle <roger@eyesopen.com>
28652 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28653 1*X check that the constant hasn't overflowed, to preserve the
28655 (round_up): Provide an efficient implementation when rouding-up an
28656 INTEGER_CST to a power-of-two.
28658 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28660 * doc/sourcebuild.texi: Add comma for clarity.
28661 * doc/extend.texi: Fix some typos.
28662 * doc/passes.texi: Likewise.
28663 * doc/cppinternals.texi: Likewise.
28664 * doc/c-tree.texi: Likewise.
28665 * doc/tree-ssa.texi: Likewise.
28666 * doc/install.texi: Likewise.
28668 2007-01-27 Jan Hubicka <jh@suse.cz>
28670 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28671 (pass_sra): Do not require alias information.
28672 * passes.c (init_optimization_passes): Add SRA
28674 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28676 * tracer.c (rest_of_handle_tracer): We already cleaned
28677 up the CFG in tracer() so don't do it here again.
28678 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28679 cleanup_cfg here, either. And don't call renumber_insns.
28681 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28682 and BB_HEAD are in the insn stream here. Instead make sure
28683 that BB_INSN is valid on all insns. Also, do check here that
28684 there are no pending branch predictions...
28685 (rtl_verify_flow_info): ...instead of doing it here. Checks
28686 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28689 2007-01-26 Roger Sayle <roger@eyesopen.com>
28691 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28692 function to simplify/factorize operand order canonicalization.
28693 (ix86_fixup_binary_operands): Reorganize using the above function.
28694 (ix86_binary_operator_ok): Likewise.
28696 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28698 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28699 file scope from optimize_attrs.
28700 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28702 (optimize_attrs): Clear insn_code_values after freeing it.
28704 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28706 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28707 a parts.base assignment.
28709 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28711 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28712 (compute_subscript_distance, initialize_data_dependence_relation,
28713 finalize_ddr_dependent, analyze_ziv_subscript,
28714 analyze_siv_subscript_cst_affine,
28715 compute_overlap_steps_for_affine_univar,
28716 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28717 analyze_siv_subscript, analyze_miv_subscript,
28718 analyze_overlapping_iterations, subscript_dependence_tester_1,
28719 compute_self_dependence, free_dependence_relation): Work
28720 with affine_fn instead of chrecs.
28721 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28722 common_affine_function, affine_function_base,
28723 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28724 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28725 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28726 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28727 (all_chrecs_equal_p): Removed.
28728 * tree-data-ref.h (affine_fn, conflict_function): New types.
28729 (struct subscript): Change type of conflicting_iterations_in_a
28730 and conflicting_iterations_in_b.
28732 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28735 * config/pa/pa.h (TARGET_HPUX_11): New.
28736 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28737 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28739 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28740 Richard Guenther <rguenther@suse.de>
28742 * tree-ssa-structalias.c (solve_graph): Handle case
28743 we merged the variable to another.
28745 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28747 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28750 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28751 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28753 2007-01-25 DJ Delorie <dj@redhat.com>
28755 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28756 allow changes to modes which don't fit in those registers.
28758 * reload1.c (choose_reload_regs): Check for invalid subregs before
28759 computing their locations, not after.
28761 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28764 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28765 save Altivec registers in an eh_return function.
28766 (compute_vrsave_mask): Likewise.
28767 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28768 for saving Altivec registers.
28769 (rs6000_emit_prologue): Don't allocate stack twice in
28770 eh_return function. Correct expected value of altivec_save_offset
28771 when using save_world. Describe save of R0 to stack when using
28772 save_world. Describe stack pointer adjustment when using
28773 save_world. Remove duplicated eh_return parameter register saving.
28774 Update sp_offset variable after save_world.
28775 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28777 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28778 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28781 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28783 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28785 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28788 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28789 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28791 2007-01-25 Richard Guenther <rguenther@suse.de>
28793 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28794 * common.opt (-Wcoverage-mismatch): New warning option.
28795 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28796 if -Wcoverage-mismatch is given.
28798 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28800 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28801 (ipcp_driver): Change to static definition.
28802 Add dumping of the ifunctions.
28803 (constant_val_insert): Remove unused parameter. Support for SSA.
28804 (ipcp_propagate_const): Support for SSA.
28805 (ipcp_profile_bb_print): Print only analyzed nodes.
28806 (ipcp_replace_map_create): Remove support for Fortran constant
28808 * ipa-prop.c (ipa_method_modify_stmt,
28809 ipa_callsite_compute_param): Support for SSA.
28810 * ipa-prop.h (ipcp_driver): Remove declaration.
28811 (IS_VALID_TREE_MAP_INDEX): Add define.
28813 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28815 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28817 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28819 PR middle-end/30447
28820 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28821 constant argument to cabs and do it without checking for
28822 -funsafe-math-optimizations.
28824 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28826 * c-common.h (RID_FIRST_CXX0X): New.
28827 (RID_LAST_CXX0X): New.
28828 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28830 * c.opt (Wc++0x-compat): New.
28831 * doc/invoke.texi (-Wc++0x-compat): Document.
28833 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28835 * builtins.c (fold_builtin_carg): New.
28836 (fold_builtin_1): Use it.
28838 2007-01-24 Jan Hubicka <jh@suse.cz>
28840 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28842 * ipa-inline.c (initial_insns, max_insns): Delete.
28843 (compute_max_insns): New function.
28844 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28845 amount of insns as base for code growth.
28846 (cgraph_decide_inlining): Make initial_insns local; do not compute
28848 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28849 * doc/invoke.texi (inline-unit-growth): Update docs.
28851 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28853 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28854 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28855 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28856 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28857 for CPUs that have PTA_CX16 set.
28859 PR middle-end/27416
28860 * gimplify.c (omp_check_private): New function.
28861 (gimplify_scan_omp_clauses): Use it for
28862 firstprivate/lastprivate/reduction.
28864 PR middle-end/30494
28865 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28866 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28868 PR middle-end/30421
28869 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28870 If lower_lastprivate_clauses emits some statements, append them
28871 to dlist rather than body_p and to body_p append an initializer.
28872 (lower_omp_for): Adjust caller.
28874 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28876 * target.h (globalize_decl_name): New.
28877 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28878 * output.h (default_globalize_decl_name): New.
28879 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28881 (globalize_decl): Ditto.
28882 (default_globalize_decl_name): New.
28883 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28884 (ia64_handle_version_id_attribute): New.
28885 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28886 (ia64_asm_output_external): Use globalize_decl_name instead
28887 of globalize_label.
28888 * doc/extend.texi (version_id): New pragma.
28889 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28891 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28893 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28894 _uleb128_t and _Unwind_SWord with _sleb128_t.
28895 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28896 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28898 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28899 * unwind-pe.h (read_uleb128, read_sleb128,
28900 read_encoded_value_with_base): Likewise.
28901 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28903 2007-01-24 Richard Guenther <rguenther@suse.de>
28905 * builtins.c (expand_builtin_cexpi): Get the fndecl
28906 for cexp in the correct way.
28908 2007-01-24 Jan Hubicka <jh@suse.cz>
28910 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28913 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28915 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28916 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28917 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28918 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28919 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28920 __SIZEOF_PTRDIFF_T__.
28921 * doc/cpp.texi: Documentation for the new builtin macros added.
28923 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28925 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28926 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28927 instead of operands[2] to avoid access past the end of array.
28929 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28931 * reload1.c (emit_reload_insns): Pass the reload register
28932 for a non-spill output reload through forget_old_reloads_1.
28934 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28936 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28937 _SOFT_DOUBLE if doubles use software floating-point.
28938 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28939 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28940 * config/rs6000/darwin-ldouble.c: Also compile functions for
28941 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28942 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28943 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28944 commented-out long double override.
28945 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28946 * config/rs6000/eabispe.h: Likewise.
28947 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28948 long double for non-SPE.
28949 (rs6000_handle_option): Likewise.
28950 (invalid_e500_subreg): Disallow more subregs involding DImode,
28951 DFmode, TImode or TFmode.
28952 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28954 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28956 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28957 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28959 (rs6000_legitimate_address): Also check for TFmode for E500
28961 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28962 (spe_build_register_parallel): Handle TFmode and TCmode.
28963 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28965 (function_arg): Handle TFmode and TCmode for E500 double.
28966 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28968 (print_operand): Handle TFmode and TImode for %y.
28969 (rs6000_generate_compare): Handle TFmode comparisons for E500
28971 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28972 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28973 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28974 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28975 TFmode for E500 double.
28976 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28977 (floatsidf2): Enable for E500 double.
28978 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28979 (extenddftf2): Change to extenddftf2_fprs.
28980 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28981 depending on TARGET_E500_DOUBLE.
28982 (extendsftf2): Enable for E500 double.
28983 (trunctfdf2): Enable for E500 double.
28984 (trunctfsf2): Change to trunctfsf2_fprs.
28985 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28986 depending on TARGET_E500_DOUBLE.
28987 (floatsitf2): Enable for E500 double.
28988 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28989 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28990 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28991 (negtf2): Change to negtf2_internal.
28992 (negtf2): New expander.
28993 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28994 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28995 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28996 (movdi_internal32): Use rs6000_nonimmediate_operand.
28997 (unnamed splitter): Likewise.
28998 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28999 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29000 (SPE64TF, DITI): New mode macros.
29001 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29004 (frob_<mode>_di_2): New.
29005 (frob_tf_di_8_2): New.
29006 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29008 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29010 (frob_ti_<mode>_8_2): New.
29011 (frob_ti_tf_2): New.
29012 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29013 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29015 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29016 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29017 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29018 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29019 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29020 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29023 2007-01-23 Ian Lance Taylor <iant@google.com>
29025 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29027 (OBJS-archive): Reformat, alphabetize.
29028 (OBJS): Change out_object_file to OBJS-md.
29030 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29032 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29033 JUMP_P and CALL_P predicates where applicable.
29034 * config/i386/i386.c: Ditto.
29035 * config/i386/i386.md: Ditto.
29036 * config/i386/mmx.md: Ditto.
29037 * config/i386/predicates.md: Ditto.
29039 2007-01-22 Andreas Schwab <schwab@suse.de>
29041 * config/m68k/m68k.h: Fix comment.
29043 2007-01-22 Jan Hubicka <jh@suse.cz>
29045 * passes.c (init_optimization_passes): Do not rerun
29046 pass_early_warn_uninitialized.
29048 2007-01-22 Richard Guenther <rguenther@suse.de>
29050 PR tree-optimization/30038
29051 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29053 (execute_cse_sincos_1): Likewise.
29054 (execute_cse_sincos): Likewise.
29055 (gate_cse_sincos): Likewise.
29056 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29057 the cexpi() canonicalization of sincos().
29058 * tree-pass.h (pass_cse_sincos): Declare.
29059 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29061 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29063 PR rtl-optimization/29329
29064 * combine.c (replaced_rhs_insn): Rename to i2mod.
29065 (replaced_rhs_value): Rename to i2mod_new_rhs.
29066 (i2mod_old_rhs): New global variable.
29067 (combine_instructions): Adjust for above change. Save a copy of
29068 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29069 note are substituted in the second instruction.
29070 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29071 ditch the note if it pertains to the second eliminated register
29072 and this register is mentioned in i2mod_old_rhs.
29075 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29077 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29078 the insn to which the note was originally attached.
29080 2007-01-21 Jan Hubicka <jh@suse.cz>
29082 * ipa-inline.c (inlining_mode): Comment, move up.
29083 (cgraph_decide_inlining_incrementally): Do not perform inlining
29084 itself; fix handling of flattening of self recursive functions.
29085 (cgraph_find_cycles): Remove.
29086 (cgraph_flatten_node): Remove.
29087 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29088 (try_inline): New function.
29089 (cgraph_early_inlining): Update call of
29090 cgraph_decide_inlining_incrementally. Apply inlining here.
29091 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29093 2007-01-21 Dirk Mueller <dmueller@suse.de>
29096 * tree-vrp.c (check_array_bounds): do not warn
29097 about ADDR_EXPR's of ARRAY_REF's which are immediately
29098 used in binary expressions.
29100 2007-01-21 Ira Rosen <irar@il.ibm.com>
29102 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29103 read_write_dep and macros for its access.
29104 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29105 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29106 argument, call vect_check_interleaving for every independent pair of
29107 data-refs. Mark loads that access the same memory location as a store
29109 (vect_check_dependences): Remove.
29110 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29111 call, fix the call to vect_analyze_data_ref_dependence.
29112 (vect_analyze_data_ref_access): For statements that access the same
29113 data-ref, check that they are not stores; for loads, check that there
29114 is no store that access the same location.
29116 2007-01-20 Roger Sayle <roger@eyesopen.com>
29117 Joseph Myers <joseph@codesourcery.com>
29119 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29120 (-fdump-rtl-stack): Likewise.
29121 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29122 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29123 (-mpt-fixed): Use @minus{} for minus sign.
29124 (Using Precompiled Headers): Fix under/overfull hbox.
29126 2007-01-20 Jan Hubicka <jh@suse.cz>
29128 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29129 place within annotation.
29131 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29133 * pa.c (output_move_double): Change array size of xoperands to 4.
29135 2007-01-20 Jan Hubicka <jh@suse.cz>
29137 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29140 2007-01-19 Ian Lance Taylor <iant@google.com>
29142 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29143 constant to unsigned HOST_WIDE_INT before negating.
29145 2007-01-19 Ian Lance Taylor <iant@google.com>
29147 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29149 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29150 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29151 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29152 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29153 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29154 (realloc_vdef, realloc_vuse): Change second parameter to
29156 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29157 fields to unsigned.
29158 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29159 unsigned. Change x and lim locals to unsigned.
29160 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29162 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29163 (copy_virtual_operands): Change i and n locals to unsigned.
29165 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29167 PR middle-end/29335
29168 * builtins.c (fold_builtin_1): Handle builtin fdim.
29170 2007-01-20 Jan Hubicka <jh@suse.cz>
29172 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29173 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29174 init_alias_heapvars.
29175 (init_alias_heapvars): Initialize only when not already initialized.
29176 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29178 2007-01-19 Roger Sayle <roger@eyesopen.com>
29180 * common.opt (fsigned-zeros): New command line option.
29181 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29182 of flag_unsafe_math_optimizations.
29183 * opts.c (set_fast_math_flags): The -ffast-math command line option
29184 implies -fno-signed-zeros.
29185 (fast_math_flags_set_p): Likewise.
29187 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29188 the documentation of -ffast-math appropriately. Wrap long lines.
29190 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29192 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29193 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29195 2007-01-19 Tomas Bily <tbily@suse.cz>
29197 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29199 (tree_init_ic_make_global_vars): New function
29200 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29201 (tree_gen_ic_profiler): New function
29202 (tree_gen_ic_func_profiler): New function
29203 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29204 (tree_profile_hooks): Added hook for indirec/virtual calls
29205 * value-prof.c (tree_find_values_to_profile): New case for
29207 (tree_values_to_profile): Call for determining indirect/virtual
29209 (tree_indirect_call_to_profile): New function
29210 (tree_ic_transform): New function
29211 (tree_ic): New function
29212 (find_func_by_pid): New function
29213 (init_pid_map): New function
29214 (tree_value_profile_transformations): Added check for
29215 indirect/virtual call transformation
29216 * value-prof.h (enum hist_type): New counter type for
29217 indirect/virtual calls
29218 (profile_hooks): Added new hook for profiling indirect/virtual
29220 * profile.c (instrument_values): New case for indirect/virtual
29222 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29223 (GCOV_COUNTER_V_INDIR): New counter type
29224 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29225 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29227 * cgraph.c: Definition of cgraph_max_pid
29228 (cgraph_create_node): Default init of pid attribute
29229 * cgraph.h: Declaration of cgraph_max_pid
29230 (struct cgraph_node): Added pid attribute
29231 * libgcov.c (__gcov_indirect_call_profiler): New function
29232 (__gcov_one_value_profiler_body): New function
29233 (__gcov_one_value_profiler): Body was moved to
29234 __gcov_one_value_profiler_body and calls it
29236 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29238 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29239 * gengtype.c (write_types_data, write_func_for_structure,
29240 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29241 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29242 (walk_type, write_func_for_structure): Generate the mark_hook if
29245 2007-01-19 Jan Hubicka <jh@suse.cz>
29247 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29248 'early' argument take inlining mode argument specifying whether to
29249 inline for size/speeed or all functions; add support for flattening;
29251 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29253 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29256 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29257 the name of the declared identifier.
29259 2007-01-19 Dirk Mueller <dmueller@suse.de>
29261 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29262 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29263 duplicate evaluation.
29265 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29267 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29268 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29269 to XFMode, use acosxf2 and truncate result to requested mode.
29270 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29271 (asin<mode>2): Similarly, with asin expanders.
29272 (*fscalexf4_i387): Rename from *fscalexf4.
29273 (expNcorexf3): New expander.
29274 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29275 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29276 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29277 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29278 patterns for SSE math.
29279 (exp10<mode>2): Similarly, with exp10 expanders.
29280 (exp2<mode>2): Similarly, with exp2 expanders.
29281 (expm1<mode>2): Similarly, with expm1 expanders.
29282 (ldexp<mode>3): Similarly, with ldexp expanders.
29283 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29284 Use gen_truncxf<mode>2_i387_noop to truncate result.
29286 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29288 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29289 for ColdFire targets.
29291 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29292 Richard Sandiford <richard@codesourcery.com>
29294 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29295 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29296 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29297 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29298 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29299 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29301 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29303 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29304 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29305 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29306 (*adddi_dilshr32_cf): New pattern.
29307 (adddi3, subdi3): Remove first alternatives.
29309 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29311 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29312 implemented using move.l, do not use its cc result for floating-point
29315 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29317 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29318 from accepting 's' constraints if flag_pic.
29320 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29322 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29323 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29324 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29325 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29327 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29329 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29330 ColdFire alternatives.
29331 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29332 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29333 architectures that support ff1 instruction.
29335 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29336 Julian Brown <julian@codesourcery.com>
29338 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29339 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29340 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29343 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29345 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29347 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29348 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29349 HOST_WIDE_INT instead of an rtx.
29350 (m68k_rtx_costs): Update call accordingly.
29351 (output_move_const_into_data_reg): Likewise. Fix formatting.
29352 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29354 (output_move_simode_const): Update calls after above changes.
29355 Rework to use automatic variables and predicates like MEM_P.
29356 * config/m68k/m68k.md (pushexthisi_const): Update call to
29359 2007-01-19 Dirk Mueller <dmueller@suse.de>
29361 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29362 in dump_flags test.
29364 2007-01-19 Richard Guenther <rguenther@suse.de>
29366 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29367 via cexp in case sincos is not available.
29369 2007-01-19 Richard Guenther <rguenther@suse.de>
29371 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29372 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29373 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29374 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29375 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29376 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29377 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29378 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29380 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29382 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29384 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29385 (atan2xf3): Directly generate RTL pattern.
29386 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29387 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29388 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29389 disable patterns for SSE math.
29390 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29391 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29392 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29393 disable patterns for SSE math.
29395 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29397 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29399 2007-01-18 Roger Sayle <roger@eyesopen.com>
29401 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29402 VIEW_CONVERT_EXPR to the same type as it's operand.
29404 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29406 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29407 configured for long double 128.
29409 2007-01-18 Mike Stump <mrs@apple.com>
29411 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29414 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29416 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29419 2007-01-18 Jan Hubicka <jh@suse.cz>
29421 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29422 greater than NUM_VOP_FREE_BUCKETS.
29424 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29426 * tree-ssa-structalias.c: Update comments.
29427 (ptabitmap_obstack): Removed.
29428 (pta_obstack): New.
29429 (oldpta_obstack): Ditto.
29430 (stats): Add a few members.
29431 (struct variable_info): Remove node, complex, address_taken, and
29432 indirect_target members. Add oldsolution member.
29433 (new_var_info): Do not initialize removed members.
29434 (constraint_expr_type): Remove INCLUDES.
29435 (constraint_graph): Add size, implicit_preds, rep,
29436 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29437 (FIRST_REF_NODE): New macro.
29438 (LAST_REF_NODE): Ditto.
29439 (FIRST_ADDR_NODE): Ditto.
29440 (find): New function.
29442 (dump_constraint): Do not handle INCLUDES.
29443 (insert_into_complex): Do not insert duplicate constraints.
29444 (condense_varmap_nodes): Renamed and rewritten into ...
29445 (merge_node_constraints): This. Also fix bug in handling of
29446 offseted copy constraints.
29447 (clear_edges_for_node): No longer need to deal with preds at all,
29448 or removing associated preds/succs.
29449 (merge_graph_nodes): Deal with indirect_cycles.
29450 Don't deal with predecessors.
29451 (add_implicit_graph_edge): New function.
29452 (add_pred_graph_edge): Ditto.
29453 (add_graph_edge): Don't deal with predecessors.
29454 (build_constraint_graph): Removed.
29455 (build_pred_graph): New function.
29456 (build_succ_graph): Ditto.
29457 (struct scc_info): Removed in_component. Added roots, dfs, and
29458 node_mapping. Remove visited_index, unification_queue.
29459 (scc_visit): Deal with union-find we do now.
29460 Deal with cycles with REF nodes.
29461 (collapse_nodes): Renamed and rewritten to ...
29462 (unify_nodes): This.
29463 (process_unification_queue): Removed.
29464 (topo_visit): Cleanup
29465 (do_da_constraint): Use find.
29466 (do_sd_constraint): Ditto.
29467 (do_ds_constraint): Ditto.
29468 (do_complex_constraint): Ditto.
29469 (init_scc_info): Update for removed and added members.
29470 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29471 (find_indirect_cycles): This.
29472 (equivalence_class): New variable.
29473 (label_visit): New function.
29474 (perform_variable_substitution): Rewritten.
29475 (free_var_substitution_info): New function.
29476 (find_equivalent_node): Ditto.
29477 (move_complex_constraints): Ditto.
29478 (eliminate_indirect_cycles): Ditto.
29479 (solve_graph): Only propagate changed bits.
29480 Use indirect cycle elimination.
29482 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29483 (tree_id_eq): Renamed to ...
29484 (tree_vi_eq): This. Update for member change
29485 (insert_id_for_tree): Renamed and rewritten to ...
29486 (insert_vi_for_tree): This.
29487 (lookup_id_for_tree): Renamed and rewritten to ...
29488 (lookup_vi_for_tree): This.
29489 (get_id_for_tree): Renamed and rewritten to ...
29490 (get_vi_for_tree): Ditto.
29491 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29492 (process_constraint): Don't handle INCLUDES.
29493 Remove special ADDRESSOF case.
29494 (find_func_aliases): Rewrite to use vi functions instead of id
29496 (create_function_info_for): Ditto.
29497 (create_variable_info_for): Ditto.
29498 (intra_create_variable_infos): Ditto.
29499 (merge_smts_into): Ditto.
29500 (find_what_p_points_to): Ditto.
29501 (init_base_vars): Ditto.
29502 (init_alias_vars): Ditto.
29503 (remove_preds_and_fake_succs): New function.
29504 (dump_sa_points_to_info): Dump new stats.
29505 (dump_solution_for_var): Use find.
29506 (set_used_smts): Fix formatting.
29507 (compute_points_to_sets): Updated for new functions.
29508 (ipa_pta_execute): Ditto.
29510 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29511 Richard Sandiford <richard@codesourcery.com>
29513 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29515 * calls.c (expand_call): If the return value is a PARALLEL,
29516 extract its first member.
29517 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29518 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29519 use FUNCTION_EXTRA_EPILOGUE.
29520 (m68k_function_value): Return a PARALLEL if the return value
29521 is of a pointer type.
29522 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29523 (FUNCTION_EXTRA_EPILOGUE): Remove.
29524 * config/m68k/m68k.md (D0_REG): New constant.
29526 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29528 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29529 output a NOP for empty epilogues.
29531 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29533 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29534 before function. Extend register save check to include all
29535 registers, not just integer ones.
29537 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29539 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29540 (m68k_use_return_insn): ...this.
29541 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29542 * config/m68k/m68k.c (use_return_insn): Rename to...
29543 (m68k_use_return_insn): ...this.
29544 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29545 of USE_RETURN_INSN.
29547 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29549 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29550 nearest even, fix denormal rounding overflow.
29552 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29554 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29555 f%$smove and f%$move.
29556 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29557 (extendsfdf2_cf): Use fdmove instead of f%&move.
29558 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29559 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29563 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29566 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29568 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29569 (coldfire_single_format): Declare.
29570 (coldfire_double_format): Likewise.
29571 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29572 of qnan_msb_set to determine the lower bits of a canonical
29574 (encode_ieee_double): Likewise.
29575 (encode_ieee_quad): Likewise.
29576 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29577 (mips_single_format): Likewise.
29578 (ieee_double_format): Likewise.
29579 (mips_double_format): Likewise.
29580 (ieee_extended_motorola_format): Likewise.
29581 (ieee_extended_intel_96_format): Likewise.
29582 (ieee_extended_intel_128_format): Likewise.
29583 (ieee_extended_intel_96_round_53_format): Likewise.
29584 (ibm_extended_format): Likewise.
29585 (mips_extended_format): Likewise.
29586 (ieee_quad_format): Likewise.
29587 (mips_quad_format): Likewise.
29588 (vax_f_format): Likewise.
29589 (vax_d_format): Likewise.
29590 (vax_g_format): Likewise.
29591 (i370_single_format): Likewise.
29592 (i370_double_format): Likewise.
29593 (decimal_single_format): Likewise.
29594 (decimal_double_format): Likewise.
29595 (decimal_quad_format): Likewise.
29596 (c4x_single_format): Likewise.
29597 (c4x_extended_format): Likewise.
29598 (real_internal_format): Likewise.
29599 (coldfire_single_format): New real_format.
29600 (coldfire_double_format): Likewise.
29601 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29602 canonical_nan_lsbs_set.
29603 (pdp11_d_format): Likewise.
29604 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29605 if TARGET_COLDFIRE_CPU.
29607 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29609 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29610 (output_call, m68k_legitimize_call_address): Declare.
29611 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29612 parenthesees. Add support for a 'W' constraint.
29613 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29614 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29615 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29616 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29618 (override_options): Initialize them. Do not set flag_no_function_cse
29619 for TARGET_ID_SHARED_LIBRARY.
29620 (m68k_output_pic_call): Delete.
29621 (m68k_legitimize_call_address): New function.
29622 (print_operand): Remove the %o prefix. Handle the %p prefix.
29623 (output_call): New function.
29624 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29625 target address from the GOT if symbolic jumps are not allowed.
29626 * config/m68k/m68k.md (call, general_operand): Do not set
29627 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29628 Merge separate flag_pic and !flag_pic define_insns into...
29629 (*call, *call_value): ...these new patterns. Match the address
29630 rather than the containing MEM and require it to be a call_operand.
29631 Use output_call to generate the asm template.
29632 * config/m68k/predicates.md (const_call_operand): New predicate.
29633 (call_operand): Likewise.
29635 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29637 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29638 (STACK_GROWS_DOWNWARD): Define to 1.
29639 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29640 comments, emphasizing that these values are only defaults.
29641 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29642 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29644 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29646 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29648 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29649 Richard Sandiford <richard@codesourcery.com>
29651 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29652 (FP_REGNO_P): New macros.
29653 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29654 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29655 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29656 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29658 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29660 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29661 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29663 * config/m68k/t-floatlib: New file, extracting common code from...
29664 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29665 * config/m68k/t-uclinux: Here.
29666 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29667 routines on ColdFire targets.
29669 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29671 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29672 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29673 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29674 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29675 explicitly set MOTOROLA to 1.
29676 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29678 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29679 Nathan Sidwell <nathan@codesourcery.com>
29681 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29682 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29683 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29684 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29685 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29686 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29687 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29688 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29689 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29690 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29691 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29692 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29693 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29694 (DBX_REGISTER_NUMBER): Delete.
29695 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29696 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29697 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29699 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29701 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29702 * config/flat.h: New file.
29703 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29704 OBJECT_FORMAT_FLAT.
29705 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29706 indirect references for -msep-data or -mid-shared-library.
29707 Do not use PC-relative code addresses either.
29708 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29710 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29711 for shared libraries and crt1.o for executables. Use crti.o and
29713 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29714 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29715 Do not add -elf2flt or -shared-lib-id options here.
29716 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29717 Pass -shared-lib-id if -mid-shared-library, taking the library
29718 identifier from -mshared-library-id if given, otherwise
29720 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29721 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29722 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29723 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29724 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29725 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29727 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29728 jump sequence for ISA A and ISA A+.
29729 (PICJUMP): Likewise.
29731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29733 * config.gcc (m68k-*-uclinux*): Base the port on the common
29734 and m68k GNU/Linux files rather than on the generic ELF ones.
29735 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29736 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29738 2007-01-18 Julian Brown <julian@codesourcery.com>
29739 Richard Sandiford <richard@codesourcery.com>
29741 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29742 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29743 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29745 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29746 80 unconditionally.
29747 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29749 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29751 * doc/install.texi: Document m68k-uclinuxoldabi.
29752 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29753 * config/m68k/uclinux-oldabi.h: New file, copied from
29754 config/m68k/uclinux.h.
29756 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29758 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29759 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29760 (m32r_compute_frame_size): Use unsigned for regno.
29761 (m32r_reload_lr): Use gen_frame_mem.
29763 (m32r_output_function_epilogue): Don't output the function epilogue
29765 (m32r_expand_epilogue): New.
29766 (direct_return): Return false if the function has the interrupt
29768 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29769 * config/m32r/m32r.md (epilogue): New expander.
29770 (return_lr, return_rte): New insns.
29771 (return): Make it expander.
29772 (return_normal): New expander.
29774 2007-01-18 Josh Conner <jconner@apple.com>
29777 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29778 support for UNLE, UNLT, UNGE, and UNGT.
29780 2007-01-18 Jan Hubicka <jh@suse.cz>
29782 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29783 * tree-tailcall (add_virtual_phis): Likewise.
29784 (optimize_tail_call): Return TODOs.
29785 (execute_tail_calls): Return TODOs.
29786 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29787 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29789 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29790 Cleanup cfg using TODO.
29791 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29792 * passes.c (execute_function_todo): When cleanup did something, remove
29794 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29795 (make_edges): Don't cleanup_cfg.
29797 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29799 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29800 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29801 operate on the top of stack.
29802 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29803 register handling of instructions that output to the second
29805 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29806 (move_for_stack_reg): Special-case check for dead destination
29807 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29809 * config/i386/i386.md (UNSPEC_TAN): New constant.
29810 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29811 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29812 to correctly model move of constant 1.0 to top stack slot.
29813 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29814 (unnamed peephole2 pattern): Remove corresponding peephole2
29815 pattern that optimizes tan insn and loading of constant 1.0.
29816 (tanxf2): Use fptanxf4_i387.
29817 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29818 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29819 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29820 disable patterns for SSE math.
29821 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29822 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29824 2007-01-18 Dirk Mueller <dmueller@suse.de>
29825 Richard Guenther <rguenther@suse.de>
29828 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29829 * common.opt (Warray-bounds): Add new warning option.
29830 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29832 * Makefile.in: make tree-vrp.o depend on toplev.h
29833 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29835 (check_array_refs, check_array_bounds, check_array_ref): New.
29837 2007-01-18 Jan Hubicka <jh@suse.cz>
29839 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29840 (execute_ssa_ccp): Return flags conditionally.
29841 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29843 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29845 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29847 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29848 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29850 * Makefile.c (GTFILES): Add cfglayout.h.
29851 * gengtype.c (open_base_files): Likewise.
29852 * cfglayout.c (cfg_layout_function_footer,
29853 cfg_layout_function_header) Reindent to make gengtype happy.
29854 * cfglayout.h (cfg_layout_function_footer,
29855 cfg_layout_function_header): Add GTY(()) marker.
29857 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29859 2007-01-18 Ben Elliston <bje@au.ibm.com>
29861 * genautomata.c (write_automata): Include xstrerror output in the
29862 error message if writing the DFA description file fails.
29864 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29866 * config/mips/mips-protos.h (mips_output_external): Make it
29868 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29869 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29870 (extern_list): Likewise.
29871 (extern_head): Likewise.
29872 (TARGET_ASM_FILE_END): Likewise.
29873 (mips_file_end): Likewise.
29874 (mips_output_external): Rewritten.
29876 2007-01-18 Ben Elliston <bje@au.ibm.com>
29878 * genpreds.c (write_insn_preds_c): Only write out the function
29879 body for regclass_for_constraint if we have register constraints.
29881 2007-01-17 Tom Tromey <tromey@redhat.com>
29883 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29884 * doc/install.texi (Testing): Use sourceware.org.
29885 (Binaries): Likewise.
29886 (Specific): Likewise.
29887 * doc/contrib.texi (Contributors): Use sourceware.org.
29889 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29891 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29892 (AVR_ENHANCED): Rename to ...
29893 (AVR_HAVE_MUL): ... new.
29894 (avr_enhanced_p): Rename to ...
29895 (avr_have_mul_p): ... new.
29896 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29897 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29898 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29899 (avr_have_mul_p): ... new.
29900 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29901 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29902 'avr_enhanced_p' and 'enhanced'.
29903 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29904 AVR_HAVE_MUL instead of AVR_ENHANCED.
29905 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29906 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29907 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29908 instead of AVR_ENHANCED.
29909 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29910 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29911 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29913 2007-01-17 Ian Lance Taylor <iant@google.com>
29915 * vec.h (VEC_reserve_exact): Define.
29916 (vec_gc_p_reserve_exact): Declare.
29917 (vec_gc_o_reserve_exact): Declare.
29918 (vec_heap_p_reserve_exact): Declare.
29919 (vec_heap_o_reserve_exact): Declare.
29920 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29922 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29923 negative parameter.
29924 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29925 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29926 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29927 * vec.c (calculate_allocation): Add exact parameter. Change all
29929 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29930 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29931 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29932 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29933 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29934 (vec_heap_p_reserve_exact): New function.
29935 (vec_heap_o_reserve_exact): New function.
29937 2007-01-17 Jan Hubicka <jh@suse.cz>
29939 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29941 2007-01-17 Eric Christopher <echristo@apple.com>
29943 * config.gcc: Support core2 processor.
29945 2007-01-16 Jan Hubicka <jh@suse.cz>
29947 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29948 the names, just unlink the chain so we don't crash on dangling
29952 2007-01-16 Jan Hubicka <jh@suse.cz>
29954 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29955 * tree-pass.h: Reorder to make IPA passes appear toegher.
29956 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29958 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29959 parameters, do not call early inliner.
29960 * ipa-inline.c: Update comments. Include tree-flow.h
29961 (cgraph_decide_inlining): Do not compute inlining parameters.
29962 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29963 be called with function context set up.
29964 (pass_ipa_inline): Remove unreachable functions before pass.
29965 (cgraph_early_inlining): Simplify assuming to be called from the
29967 (pass_early_inline): New pass.
29968 (cgraph_gate_ipa_early_inlining): New gate.
29969 (pass_ipa_early_inline): Turn into simple wrapper.
29970 (compute_inline_parameters): New function.
29971 (gate_inline_passes): New gate.
29972 (pass_inline_parameters): New pass.
29973 (apply_inline): Move here from tree-optimize.c
29974 (pass_apply_inline): New pass.
29975 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29977 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29978 doing them by hand.
29979 (tree_function_versioning): Do not allocate dummy struct function.
29980 * tree-inline.h (optimize_inline_calls): Update prototype.
29981 * tree-optimize.c (execute_fixup_cfg): Export.
29982 (pass_fixup_cfg): Remove
29983 (tree_rest_of_compilation): Do not apply inlines.
29984 * tree-flow.h (execute_fixup_cfg): Declare.
29985 * Makefile.in (gt-passes.c): New.
29986 * passes.c: Include gt-passes.h
29987 (init_optimization_passes): New passes.
29988 (nnodes, order): New static vars.
29989 (do_per_function_toporder): New function.
29990 (execute_one_pass): Dump current pass here.
29991 (execute_ipa_pass_list): Don't dump current pass here.
29993 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29995 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29996 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29998 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30000 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30001 (strong_alias): Define.
30002 (__gcc_qmul): Provide non-FMA for soft-float.
30003 (__gcc_qdiv): Same.
30008 (__gcc_qunord): New.
30018 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30019 soft-float functions.
30020 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30021 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30022 about long double soft float.
30024 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30025 Tehila Meyzels <tehila@il.ibm.com>
30027 * tree-vectorizer.h (is_pattern_stmt_p): New.
30028 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30029 formatting (tabs instead of spaces). Cleanup and clarify setting
30030 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30031 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30032 (vectorizable_type_demotion): Check that types are integral.
30033 (vectorizable_type_promotion): Likewise.
30034 (vectorizable_store): Fix typo. Eliminate new-line at end of
30037 2007-01-16 Jan Hubicka <jh@suse.cz>
30039 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30042 2007-01-15 Eric Christopher <echristo@apple.com>
30044 * ifcvt.c: Include vec.h, vecprim.h.
30045 (check_cond_move_block): New argument regs.
30046 Reorganize. Add registers used to regs.
30047 (cond_move_process_if_block): Use regs set above as
30050 2007-01-15 Eric Christopher <echristo@apple.com>
30052 * config/darwin.h: Update copyright.
30053 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30054 (LINK_COMMAND_SPEC): Add -u.
30055 (LINK_SPEC): Fix umbrella for above.
30057 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30059 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30062 2007-01-15 Tom Tromey <tromey@redhat.com>
30064 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30065 * doc/install.texi (Testing): Don't mention jacks.
30066 (Configuration): Document --enable-java-maintainer-mode. Move
30067 --with-java-home to libgcj-specific section. Document
30069 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30071 2007-01-15 Jan Hubicka <jh@suse.cz>
30073 * tree-ssa-dce.c (DCE_TODOs): New.
30074 (propagate_necessity): Return if something changed.
30075 (eliminate_unnecessary_stmts): Likewise.
30076 (perform_tree_ssa_dce): Return TODO flags when needed.
30077 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30079 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30081 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30082 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30083 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30084 patterns using X87MODEF12 mode macro. Extend operand 1
30085 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30086 (log10<mode>2): Ditto.
30087 (log2<mode>2): Ditto.
30088 (log1p<mode>2): Ditto.
30089 (logb<mode>2): Ditto.
30090 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30091 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30092 (*fxtractxf3_i387): Rename from *fxtractxf3.
30093 (fxtract_extend<mode>xf3_i387): New insn pattern.
30094 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30095 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30096 and gen_fyl2xxf3_i387().
30098 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30100 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30101 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30102 get_loop_exit_edges. Changed return type to bool.
30103 * cfgloop.h (fix_loop_placement): Declaration removed.
30105 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30107 * param.h (MIN_VECT_LOOP_BOUND): New.
30108 * params.def (MIN_VECT_LOOP_BOUND): New.
30109 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30110 argument - minimum threshold for number of iterations.
30111 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30112 argument to declaration.
30113 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30114 MIN_VECT_LOOP_BOUND.
30115 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30116 slpeel_tree_peel_loop_to_edge with additional argument.
30117 (vect_do_peeling_for_alignment): Likewise.
30118 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30120 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30123 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30124 operands of size 1.
30126 2007-01-14 Jan Hubicka <jh@suse.cz>
30128 * tree-dfa.c (remove_referenced_var): New function.
30129 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30130 prune referenced vars list too.
30131 * tree-flow.h (remove_referenced_var): Declare.
30133 2007-01-14 Jan Hubicka <jh@suse.cz>
30135 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30137 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30138 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30139 * except.h (verify_eh_throw_table_statements): Kill prototype.
30140 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30141 into call exrepssions.
30142 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30144 * tree-cfg.c: Include pointer-set.h.
30145 (verify_node_sharing): Work on pointer set.
30146 (verify_eh_throw_stmt_node): New.
30147 (verify_stmts): Use pointers sets, verify throw_stmt.
30149 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30151 * ipa-reference.c (analyze_function): Consider also addresses taken
30154 2007-01-12 Roger Sayle <roger@eyesopen.com>
30156 * c-typeck.c (null_pointer_constant_p): Replace use of
30157 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30158 (build_c_cast): Likewise.
30160 2007-01-12 Roger Sayle <roger@eyesopen.com>
30162 * tree.h (force_fit_type_double): Remove unused final argument.
30163 * c-common.c (constant_expression_warning): Replace use of
30164 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30165 (convert_and_check): Likewise.
30166 (shorten_compare): Update call to force_fit_type_double.
30167 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30168 * convert.c (convert_to_pointer): Update call to
30169 force_fit_type_double.
30170 * fold-const.c (force_fit_type_double): Remove overflowed_const
30172 (int_const_binop, fold_convert_const_int_from_int,
30173 fold_convert_const_int_from_real, fold_div_compare,
30174 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30175 fold_abs_const, fold_not_const): Remove the final argument from
30176 calls to force_fit_type_double.
30178 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30180 * configure.ac: Set insn to "nop" for spu-*-* also.
30181 * configure: Regenerate.
30183 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30185 * builtins.def : Add BUILT_IN_FREE.
30187 2007-01-12 Jan Hubicka <jh@suse.cz>
30189 PR tree-optimization/30443
30190 * tree-inline.c (tree_function_versioning): Do not optimize when
30191 cloning for inlining.
30193 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30195 * doc/loop.texi: Document recording of loop exits.
30196 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30197 (update_single_exits_after_duplication,
30198 update_single_exit_for_duplicated_loop,
30199 update_single_exit_for_duplicated_loops): Removed.
30200 (duplicate_loop_to_header_edge): Do not call
30201 update_single_exits_after_duplication and
30202 update_single_exit_for_duplicated_loops.
30203 (loop_version): Do not update single_exit information.
30204 (fix_loop_structure): Use record_loop_exits instead of
30205 mark_single_exit_loops.
30206 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30207 the lists of loop exits.
30208 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30209 split_edge, merge_blocks): Update the lists of loop exits.
30210 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30211 loop_optimizer_init.
30212 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30213 of mark_single_exit_loops.
30214 (loop_optimizer_finalize): Call release_recorded_exits.
30215 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30216 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30217 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30218 update single exit information.
30219 * lambda-code.c (perfect_nestify): Ditto.
30220 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30221 (mark_single_exit_loops): Removed.
30222 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30223 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30224 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30226 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30227 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30228 (verify_loop_structure): Verify consistency of the exit lists.
30229 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30230 (set_single_exit): Removed.
30231 * cfgloop.h (struct loop_exit): New function.
30232 (struct loop): single_exit_ field replaced by exits field.
30233 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30234 LOOPS_HAVE_RECORDED_EXITS.
30235 (struct loops): Added exits hash.
30236 (mark_single_exit_loops, set_single_exit): Declaration removed.
30237 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30239 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30241 * doc/invoke.texi: Avoid use of @headitem.
30243 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30245 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30247 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30249 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30252 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30253 Richard Sandiford <richard@codesourcery.com>
30255 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30256 * config/m68k/m68k.opt: Resort options.
30257 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30259 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30260 Richard Sandiford <richard@codesourcery.com>
30262 * doc/invoke.texi: Document the macros that are defined by
30263 m68k's -mtune and -mhard-float options.
30264 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30265 (m68k_cpp_cpu_family): Likewise.
30266 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30267 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30268 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30269 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30270 (m68k_cpp_cpu_family): Likewise.
30272 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30274 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30275 macros besides mc68000 as tuning macros. Use a switch statement
30276 to set them and mcpu32.
30278 2007-01-12 Julian Brown <julian@codesourcery.com>
30280 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30281 (TARGET_68040_ONLY): Rename to...
30282 (TARGET_68040): ...this.
30283 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30284 * config/m68k/m68k.md: Likewise.
30286 2007-01-12 Julian Brown <julian@codesourcery.com>
30287 Nathan Sidwell <nathan@codesourcery.com>
30288 Richard Sandiford <richard@codesourcery.com>
30290 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30291 the -mcpu= argument associated with the --with-cpu setting.
30292 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30293 if different from the one implied by the -mcpu setting.
30294 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30295 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30296 * doc/invoke.texi: Mention ColdFire in the introduction to the
30297 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30298 -mno-div and -mhard-float options. Make -m68881 a synonym for
30299 -mhard-float. Document the previously-undocumented -m5206e,
30300 -m528x, -m5307 and -m5407 options. Tweak the existing option
30301 documentation for consistency.
30302 * doc/install.texi: Mention new --with-cpu arguments.
30303 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30304 default CPU if neither -mcpu nor -march are specified.
30305 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30306 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30307 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30308 using m68k_tune to decide between families that implement the
30309 same ISA. Use m68k_tune to set __mcfv4e__.
30310 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30311 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30312 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30313 (FL_ISA_C, FL_ISA_MMU): New macros.
30314 (MASK_COLDFIRE): Delete.
30315 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30316 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30317 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30318 (TARGET_HARD_FLOAT): Do not define here.
30319 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30320 (TUNE_68000): New macro.
30321 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30322 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30323 (TUNE_CFV2): Redefine in terms of m68k_tune.
30324 (uarch_type, target_device, fpu_type): New enums.
30325 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30326 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30327 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30328 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30329 (FL_FOR_isa_c): New macros.
30330 (m68k_isa): New enum.
30331 (m68k_target_selection): New structure.
30332 (all_devices, all_isas, all_microarchs): New tables.
30333 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30334 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30335 (MASK_ALL_CPU_BITS): Delete.
30336 (m68k_find_selection): New function.
30337 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30338 Map the legacy target options to a combination of the new ones.
30339 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30340 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30341 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30343 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30344 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30346 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30347 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30348 * config/m68k/m68k-devices.def: New file.
30350 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30351 Nathan Sidwell <nathan@codesourcery.com>
30353 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30354 (SUBTARGET_EXTRA_SPECS): New macros.
30355 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30356 use %(asm_cpu_spec) instead.
30357 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30358 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30359 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30360 (EXTRA_SPECS): Rename to...
30361 (SUBTARGET_EXTRA_SPECS): ...this.
30363 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30364 Richard Sandiford <richard@codesourcery.com>
30365 Julian Brown <julian@codesourcery.com>
30367 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30368 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30369 to the configuration's default CPU.
30370 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30371 Remove default masks.
30372 (m680[012]0-*-*): Set the default with_cpu to the first part of
30374 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30375 (m68k*-*-linux): Extend the --with-cpu handling to...
30376 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30377 and m68010. Don't set target_cpu_default2.
30378 * doc/install.texi: Document --with-cpu for m68k.
30379 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30380 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30381 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30382 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30383 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30384 (ASM_SPEC): Remove use of %(asm_cpu_default).
30385 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30386 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30387 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30388 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30389 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30390 (TARGET_DEFAULT): Delete.
30391 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30392 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30393 (CPP_CPU_SPEC): Delete.
30394 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30395 the appropriate string.
30396 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30397 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30398 (ASM_SPEC): Don't use %(asm_default_spec).
30399 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30400 TARGET_DEFAULT and add MASK_68881.
30401 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30403 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30405 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30406 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30407 MASK_68010 alongside MASK_68020.
30408 * doc/invoke.texi: Document -m68010.
30409 * config/m68k/m68k.opt (m68010): New.
30410 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30412 (TUNE_68010): New macro.
30413 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30414 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30415 (M68K_CPU_m68332): Add MASK_68010.
30416 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30417 fallback definition.
30418 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30420 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30421 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30422 to all entries that use MASK_68020.
30423 (output_move_simode_const, output_move_himode, output_move_qimode)
30424 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30425 instead of TARGET_68020 to select clr behavior. Remove comment
30426 about there being no TARGET_68010.
30427 * config/m68k/m68k.md: Likewise throughout.
30429 2007-01-12 Julian Brown <julian@codesourcery.com>
30431 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30432 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30433 * config/m68k/m68k.md: Likewise.
30435 2007-01-12 Julian Brown <julian@codesourcery.com>
30437 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30438 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30440 2007-01-12 Julian Brown <julian@codesourcery.com>
30442 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30443 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30444 * config/m68k/m68k.md: Likewise.
30446 2007-01-12 Julian Brown <julian@codesourcery.com>
30447 Richard Sandiford <richard@codesourcery.com>
30449 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30450 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30451 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30453 (TARGET_CPU32): Rename to...
30454 (TUNE_CPU32): ...this.
30455 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30456 (TUNE_CFV2): New macros.
30457 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30458 remove conditions that are implied by TARGET_68020.
30459 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30460 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30461 (m68k_output_function_epilogue): Likewise.
30462 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30463 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30464 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30465 non-68000 timings. Refactor multiplication and division costs.
30466 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30467 TUNE_CPU32 instead of TARGET_CPU32.
30468 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30469 and TUNE_68060 instead of TARGET_68060.
30470 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30471 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30473 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30474 && !TARGET_COLDFIRE" to choose between moveq and clr.
30475 Likewise in the unnamed movsf pattern.
30476 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30477 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30480 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30482 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30483 of tabbing before backslashes.
30485 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30487 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30488 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30489 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30491 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30493 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30494 find_interesting_uses_cond.
30495 (find_interesting_uses_cond): Use extract_cond_operands.
30496 (rewrite_use_compare): Use extract_cond_operands and
30497 force_gimple_operand_bsi. Do not call update_stmt.
30498 (determine_use_iv_cost_condition): Use extract_cond_operands.
30499 Return cheaper of using original bound and changing the exit bound.
30501 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30503 PR tree-optimization/29516
30504 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30505 most_expensive_mult_to_index, addr_to_parts,
30506 create_mem_ref, maybe_fold_tmr): Make the type of
30507 fields of TARGET_MEM_REF sizetype.
30508 (move_fixed_address_to_symbol, move_pointer_to_base):
30510 * tree.def (TARGET_MEM_REF): Add comment on types of
30513 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30515 * c-common.c (vector_types_convertible_p): Treat opaque types as
30516 always convertible if they have the same size, but not otherwise.
30518 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30520 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30521 Remove the b_unconditional field.
30522 (noce_try_sign_mask): Do not look at b_unconditional.
30523 (noce_process_if_block): Do not use merge_if_blocks. Update
30524 the CFG here. Do not set b_unconditional.
30525 (cond_move_process_if_block): Likewise.
30526 (find_cond_trap): Likewise.
30527 (check_cond_move_block): Require simple jump insns at the end
30528 of the basic block.
30530 2007-01-11 Jan Hubicka <jh@suse.cz>
30532 PR tree-optimization/1046
30533 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30534 when alias info is not ready.
30535 (pass_tail_recursion): Do not require aliasing.
30536 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30537 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30538 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30539 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30540 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30541 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30542 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30544 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30545 When aliasing is not build, mark statement as volatile.
30547 2007-01-11 Tom Tromey <tromey@redhat.com>
30549 PR preprocessor/15185, PR preprocessor/20989:
30550 * doc/cppopts.texi <-MT>: Update description of algorithm for
30551 computing default target.
30552 <-M, -MD>: Reword "basename" text.
30554 2007-01-11 Roger Sayle <roger@eyesopen.com>
30556 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30557 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30558 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30559 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30560 fold_builtin_bswap, real_constp, fold_builtin_pow,
30561 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30562 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30563 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30564 * convert.c (convert_to_pointer): Likewise.
30565 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30566 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30567 const_binop, fold_convert_const_int_from_int,
30568 fold_convert_const_int_from_real,
30569 fold_convert_const_real_from_real, sign_bit_p,
30570 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30571 fold_sign_changed_comparison, fold_unary, fold_comparison,
30572 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30573 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30574 * print-tree.c (print_node_brief, print_node): Likewise.
30575 * stor-layout.c (place_field, layout_type): Likewise.
30576 * tree-chrec.c (keep_cast): Likewise.
30577 * tree.c (build_vector, build_real, build_real_from_int_cst,
30578 build_complex): Likewise.
30580 2007-01-11 Roger Sayle <roger@eyesopen.com>
30582 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30583 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30585 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30587 * configure.ac (strict1_warn): Rename to strict_warn.
30588 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30589 cc_set_by_configure, quoted_cc_set_by_configure,
30590 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30591 all_boot_languages, all_stagestuff): Remove.
30592 (target_list): Remove bootstrap targets.
30593 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30594 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30595 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30596 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30597 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30598 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30599 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30600 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30601 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30602 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30603 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30604 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30605 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30606 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30607 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30608 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30609 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30610 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30611 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30612 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30613 (mostlyclean): Adjust.
30614 (clean, distclean): Don't mention bootstrap stuff.
30615 * configure: Regenerate.
30616 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30617 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30618 treelang/config-lang.in (stagestuff): Remove.
30619 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30620 stageprofile, stagefeedback, stagestuff): Remove mention.
30622 2007-01-11 Nick Clifton <nickc@redhat.com>
30624 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30626 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30627 (mcore_arith_K_S_operand): Run the test for the S constraint not
30628 the test for the M constraint.
30629 (mcore_addsub_operand): Do not accept integer values that are
30630 larger than 32 bits.
30631 * config/mcore/mcore.md: Remove unused constraints from split.
30632 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30633 (addsi3): Likewise.
30634 (allocate_stack): Likewise.
30635 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30636 operands to 32 bits.
30637 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30639 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30640 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30641 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30642 mcore_output_bclri, mcore_output_andn, output_inline_const,
30643 mcore_output_move, mcore_output_movedouble): Likewise.
30644 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30645 (output_inline_const): Likewise.
30646 (output_inline_const): Fix format strings used in sprintf
30648 * config/mcore/mcore-protos.h: Update prototypes for changed
30649 functions in mcore.c.
30650 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30651 HOST_WIDE_INT and not int.
30652 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30653 CONST_OK_FOR_N): Likewise.
30654 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30655 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30658 2007-01-10 Jan Hubicka <jh@suse.cz>
30660 * tree-vrp.c (remove_range_assertions): Release defs.
30661 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30662 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30664 2007-01-10 Paul Brook <paul@codesourcery.com>
30666 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30667 * config/arm/arm.md (mulsi3subsi): New insn.
30669 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30671 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30672 (tree_transform_and_unroll_loop): New.
30673 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30676 2007-01-10 Robert Kennedy <jimbob@google.com>
30678 * fold-const.c (fold_comparison): Fold comparisons like (x *
30679 1000 < 0) to (x < 0).
30681 2007-01-10 Ian Lance Taylor <iant@google.com>
30683 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30684 operands have the same priority.
30686 2007-01-10 Tom Tromey <tromey@redhat.com>
30688 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30689 (fold_binary): Likewise.
30690 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30691 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30692 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30693 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30694 * langhooks.h (struct lang_hooks): Removed field
30695 'can_use_bit_fields_p'.
30697 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30699 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30701 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30703 * function.c (get_last_funcdef_no): New function.
30704 * function.h (get_last_funcdef_no): Declare.
30705 * tree-inline.c (initialize_cfun): Add initialization.
30706 (tree_function_versioning): Cleanup.
30708 2007-01-10 Jan Hubicka <jh@suse.cz>
30710 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30713 2007-01-10 Sa Liu <saliu@de.ibm.com>
30714 Ben Elliston <bje@au.ibm.com>
30716 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30717 for SAVE_NONLOCAL and Pmode for any other save level.
30718 * spu-protos.h (spu_restore_stack_block): Declare.
30719 * spu.md (save_stack_block): Remove.
30720 (restore_stack_block): Call spu_restore_stack_block.
30721 * spu.c (spu_restore_stack_block): New function.
30722 (spu_expand_epilogue): Remove old comment.
30724 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30726 PR tree-optimization/30322
30727 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30728 (cand_value_at): Return the value as aff_tree.
30729 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30730 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30731 aff_combination_mult): New functions.
30732 (aff_combination_add): Use aff_combination_add_cst.
30733 (aff_combination_convert): Allow conversions to a wider type.
30734 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30735 * tree-affine.h (aff_combination_mult): Declare.
30737 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30739 * doc/tm.texi: Update documentation to reflect reality of exec
30740 and start file search behaviours. Update copyright year.
30741 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30742 header file directories.
30744 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30746 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30747 (*cosxf2): Rename to cosxf2_i387.
30748 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30749 using X87MODEF12 mode macro. Rename patterns to
30750 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30752 (*cosdf2, *cossf2): Ditto.
30753 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30754 to match extended input operands.
30755 (sincos<mode>3): New expander.
30756 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30757 insn patterns and corresponding splitters.
30759 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30761 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30762 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30764 2007-01-09 Nicolas Pitre <nico@cam.org>
30767 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30769 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30771 * target.h (struct gcc_target): New field library_rtti_comdat.
30772 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30773 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30774 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30775 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30777 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30779 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30781 2007-01-08 Richard Guenther <rguenther@suse.de>
30783 * tree.h (force_fit_type_double): Export.
30784 (force_fit_type): Remove.
30785 * fold-const.c (force_fit_type_double): New function.
30786 (force_fit_type): Remove.
30787 (int_const_binop): Use it.
30788 (fold_convert_const_int_from_int): Likewise.
30789 (fold_convert_const_int_from_real): Likewise.
30790 (fold_div_compare): Likewise.
30791 (fold_sign_changed_comparison): Likewise.
30792 (fold_unary): Likewise.
30793 (fold_negate_const): Likewise.
30794 (fold_abs_const): Likewise.
30795 (fold_not_const): Likewise.
30796 * c-common.c (shorten_compare): Use force_fit_type_double.
30797 * convert.c (convert_to_pointer): Likewise.
30799 2007-01-08 Richard Guenther <rguenther@suse.de>
30801 * tree.h (build_int_cst_wide_type): Export.
30802 * tree.c (build_int_cst_wide_type): New function.
30803 (build_int_cst_wide): Fix comment.
30804 * builtins.c (fold_builtin_object_size): Use build_int_cst
30805 to build -1 or 0 of the correct type. Use fit_double_type
30806 to check for overflow.
30807 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30809 (decode_field_reference): Likewise.
30810 (all_ones_mask_p): Likewise.
30811 (native_interpret_int): Use build_int_cst_wide_type.
30812 (fold_binary): Use build_int_cst_type to build an all-ones
30814 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30816 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30818 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30820 2007-01-09 Ben Elliston <bje@au.ibm.com>
30822 * genautomata.c (STATS_OPTION): New option.
30823 (stats_flag): New flag.
30824 (gen_automata_option): Handle it.
30825 (initiate_automaton_gen): Ditto.
30826 (write_automata): Output statistics only if stats_flag is
30827 set. Likewise, output time statistics only if time_flag is set.
30828 * doc/md.texi (Processor pipeline description): Document new flag.
30830 2007-01-08 Richard Guenther <rguenther@suse.de>
30832 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30833 * tree.c (build_int_cst_type): Likewise.
30834 (size_in_bytes): Don't call force_fit_type on the result.
30835 (int_fits_type_p): Use fit_double_type.
30836 * fold-const.c (fit_double_type): New function.
30837 (force_fit_type): Use it.
30838 * tree.h (fit_double_type): Export.
30840 2007-01-08 Jan Hubicka <jh@suse.cz>
30842 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30843 * ipa.c (function_and_variable_visibility): Fix return type.
30845 2007-01-08 Richard Guenther <rguenther@suse.de>
30847 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30848 of offset to build the index.
30849 * tree-pretty-print.c (dump_generic_node): Don't build negated
30850 const just for printing.
30851 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30852 * builtins.c (fold_builtin_int_roundingfn): Check if result
30853 fits the type by using force_fit_type and comparing the result.
30854 * predict.c (predict_loops): Use compare_tree_int for comparison.
30855 * tree.c (build_int_cst): Fall back to integer_type_node for
30857 (build_int_cst_wide): Assert type is non-null.
30859 2007-01-08 Roberto Costa <roberto.costa@st.com>
30861 * tree-vrp.c (extract_range_from_cond_expr): New.
30862 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30863 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30865 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30866 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30867 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30868 used as expressions.
30869 * tree-object-size.c (cond_expr_object_size): New.
30870 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30872 2007-01-08 Jan Hubicka <jh@suse.cz>
30874 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30875 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30878 2007-01-08 Richard Guenther <rguenther@suse.de>
30880 PR tree-optimization/23603
30881 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30882 (extract_range_from_binary): Fall back to truthvalue instead of
30883 varying for TRUTH_*_EXPR.
30884 (extract_range_from_comparison): Fall back to truthvalue instead of
30886 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30887 if all visited PHI values were constant.
30889 2007-01-08 Jan Hubicka <jh@suse.cz>
30891 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30892 (cgraph_analyze_function): break out from ...
30893 (cgraph_finalize_compilation_unit): ... here.
30894 (cgraph_expand_function): Remove forgoten commented out line.
30895 (cgraph_optimize): Analyze functions.
30897 2007-01-08 Jan Hubicka <jh@suse.cz>
30899 * tree-pas.h (TODO_remove_function): New flag.
30900 (TODO_update*): Renumber.
30901 (pass_ipa_increase_alignment,
30902 pass_ipa_function_and_variable_visibility): New passes.
30903 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30904 (cgraph_function_and_variable_visibility): Move to ipa.c
30905 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30906 cgraph_increase_alignment.
30907 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30908 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30909 calling tree-inline.
30910 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30911 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30912 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30913 (gate_increase_alignment): New function.
30914 (pass_ipa_increase_alignment): New pass.
30915 * ipa.c: Inline tree-pass.h and timevar.h
30916 (function_and_variable_visibility): Move here from cgraphunit.c
30917 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30918 * passes.c (init_optimization_passes): Add the two new passes.
30919 (execute_todo): Handle cgraph_remove_functions.
30921 2007-01-08 Nick Clifton <nickc@redhat.com>
30923 * config/frv/predicates.md (reg_or_0_operand): Accept
30926 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30928 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30929 * config.gcc: Add bfin*-rtems*.
30931 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30933 * c.opt: Add -flax-vector-conversions.
30934 * c-typeck.c (convert_for_assignment): Pass flag to
30935 vector_types_convertible_p to allow emission of note.
30936 (digest_init): Likewise.
30937 * c-opts.c: Handle -flax-vector-conversions.
30938 * c-common.c (flag_lax_vector_conversions): New.
30939 (vector_types_convertible_p): Unless -flax-vector conversions
30940 has been passed, disallow conversions between vectors with
30941 differing numbers of subparts and/or element types. If such
30942 a conversion is disallowed, possibly emit a note on the first
30943 occasion only to inform the user of -flax-vector-conversions.
30944 The new last argument specifies this.
30945 * c-common.h (flag_lax_vector_conversions): New.
30946 (vector_types_convertible_p): Add extra argument.
30947 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30948 char_type_node for V*QI type vectors.
30949 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30950 Update to satisfy new typechecking rules.
30951 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30952 C and C++ variants.
30953 * doc/invoke.texi (C Dialect Options): Document
30954 -flax-vector-conversions.
30956 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30958 PR tree-optimization/29877
30959 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30960 a register variable on the RHS to not be replaceable.
30962 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30963 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30964 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30965 const_simm15, const_pow2, const_npow2): Added.
30966 * config/score/misc.md (insv, extv, extzv, movmemsi,
30967 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30968 * config/score/score.c (score_address_cost, score_select_cc_mode):
30970 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30971 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30972 Update score_print_operand.
30973 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30974 Adjust register allocate order and update some macro define.
30975 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30976 mdx_block_move_straight, mdx_block_move_loop_head,
30977 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30978 mdx_block_move_loop, mdx_block_move): Added.
30979 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30980 mdp_limm): Updated and fix some bug and typo.
30981 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30982 (movsf, movdf, doloop_end): Added.
30984 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30986 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30987 config/arm/thumb2.md: Fix comment typos.
30988 * doc/extend.texi: Fix a typo.
30990 2007-01-07 Eric Christopher <echristo@apple.com>
30992 * configure.ac: Check for __stack_chk_fail for darwin.
30993 * configure: Regenerate.
30995 2007-01-07 Richard Guenther <rguenther@suse.de>
30997 * tree-vrp.c (extract_range_from_assert): CSE calls to
30998 compare_values where possible.
30999 (extract_range_from_unary_expr): Likewise.
31001 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31003 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31004 * config/avr/avr.c (call_insn_operand): Delete function.
31005 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31006 instead of register number. Use predicates.
31007 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31008 call_insn_operand): Add.
31010 2007-01-06 Jan Hubicka <jh@suse.cz>
31012 * tree-pass.h (pass_build_cgraph_edges): Declare.
31013 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31014 (visited_nodes): Remove.
31015 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31016 build_cgrpah_edges; make visited_nodes local.
31017 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31018 (record_references_in_initializer): Move to cgraphbuild.c
31019 (initialize_inline_failed, rebuild_cgraph_edges,
31020 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31021 (verify_cgraph_node): Make visited_nodes local.
31022 (cgraph_analyze_function): Do not call cgraph_create_edges and
31023 initialize_inline_failed.
31024 (cgraph_expand_function): Do not call cgraph_lower_function;
31025 assert that function is already lowered.
31026 * Makefile.in (cgraphbuild.o): New.
31027 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31028 at the end of lowering passes.
31030 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31032 * ifcvt.c (cond_move_convert_if_block): New function, code
31033 factored out from...
31034 (cond_move_process_if_block): ...here. Call the new function
31035 on the THEN and ELSE blocks.
31036 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31037 already takes care of this.
31039 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31042 * tree.h (TREE_OVERFLOW_P): New.
31043 * c-typeck.c (parser_build_unary_op): Warn only if result
31044 overflowed and operands did not.
31045 (parser_build_binary_op): Likewise.
31046 (convert_for_assignment): Remove redundant overflow_warning.
31047 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31049 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31051 * c-typeck.c (store_init_value): Split over two lines to follow
31052 the GNU coding style.
31054 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31056 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31057 __GXX_EXPERIMENTAL_CXX0X__.
31058 * doc/cpp.texi: Same.
31060 2007-01-05 Richard Guenther <rguenther@suse.de>
31062 PR middle-end/27826
31063 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31064 with mismatched types. Instead explicitly build a
31065 conversion NOP_EXPR.
31067 2007-01-05 Ian Lance Taylor <iant@google.com>
31069 * c-common.c (decl_with_nonnull_addr_p): New function.
31070 (c_common_truthvalue_conversion): Call it.
31071 * c-typeck.c (build_binary_op): Likewise.
31072 * c-common.h (decl_with_nonnull_addr_p): Declare.
31074 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31077 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31080 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31082 * doc/install.texi (Final install): Document the fact that
31083 the GNAT runtime should not be stripped.
31085 2007-01-04 Jan Hubicka <jh@suse.cz>
31087 * tree-inline.c (fold_marked_statements): Update operand caches
31088 and EH after folding
31090 2007-01-04 Ian Lance Taylor <iant@google.com>
31092 * c-common.c (check_function_nonnull): Whitespace fix.
31094 2007-01-04 Jan Hubicka <jh@suse.cz>
31096 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31097 comitted older version of patch.
31098 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31099 function, celanup cfg and collect garbage.
31101 2007-01-04 Mike Stump <mrs@apple.com>
31103 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31106 2007-01-04 Eric Christopher <echristo@apple.com>
31108 * libgcc2.c (__bswapsi2): Use SItype.
31109 (__bswapdi2): Use DItype.
31110 * libgcc2.h: Update for above.
31112 2007-01-04 Paul Brook <paul@codesourcery.com>
31114 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31115 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31116 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31117 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31118 umulsi3_highpart): Make conditional on !arm_arch6.
31119 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31120 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31121 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31122 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31123 umulsi3_highpart_v6): New insns.
31125 2007-01-04 Roger Sayle <roger@eyesopen.com>
31127 * fold-const.c (fold_convert): When casting an expression to void,
31128 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31129 have a type. Instead of attempting to build a NOP_EXPR, return
31130 these "special" trees directly.
31132 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31134 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31135 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31136 rs6000_cost->fp not 0 as adjustment for outer NEG.
31138 2007-01-04 Jan Hubicka <jh@suse.cz>
31140 * cgraph.c (cgraph_release_function_body): New function.
31141 (cgraph_remove_node): Use it.
31142 * cgraph.h (cgraph_release_function_body): Declare.
31143 * cgraphunit.c (cgraph_expand_function): Use it.
31144 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31145 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31146 is initialized and while compilation of other function is running.
31147 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31148 statement CFG annotations from here to ...
31149 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31151 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31153 * cfgloop.h (enum li_flags): Make the constants powers of two.
31155 2007-01-04 Jan Hubicka <jh@suse.cz>
31157 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31159 (fold_marked_statements): New function.
31160 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31161 * tree-inline.h (copy_body_data): Add statements_to_fold.
31163 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31165 * config.gcc: Mention libgcc/config.host.
31166 * Makefile.in: Update comments mentioning libgcc.
31167 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31168 (all.cross, start.encap, rest.encap, rest.cross): Update
31169 dependencies for libgcc move.
31170 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31171 (clean-target, clean-target-libgcc): Delete.
31172 (srcdirify, GCC_EXTRA_PARTS): New macros.
31173 (libgcc-support, libgcc.mvars): New rules.
31174 (distclean): Remove mention of mklibgcc.
31175 (install): Don't reference INSTALL_LIBGCC.
31176 (install-common): Don't reference EXTRA_PARTS.
31177 (install-libgcc, install-multilib): Delete rules.
31178 * mklibgcc.in: Delete file.
31179 * doc/configfiles.texi: Don't mention mklibgcc.
31181 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31182 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31183 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31184 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31185 (mklibgcc, ldblspecs): Likewise.
31187 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31188 (posixpre.def): Use $(T).
31189 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31190 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31191 (SHLIB_LINK): Make dummy.
31192 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31194 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31196 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31197 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31198 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31199 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31201 * configure.ac (all_outputs): Remove mklibgcc.
31202 * configure: Regenerated.
31204 2007-01-03 Josh Conner <jconner@apple.com>
31206 PR middle-end/29683
31207 * calls.c (compute_argument_addresses): Set stack and stack_slot
31208 for partial args, too.
31209 (store_one_arg): Use locate.size.constant for the size when
31210 generating a save_area.
31212 2007-01-03 Robert Kennedy <jimbob@google.com>
31214 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31215 whose definitions are deleted due to basic block merging.
31217 2007-01-03 Paul Brook <paul@codesourcery.com>
31220 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31222 (use_return_insn): Return 0 for Thumb interrupt functions.
31223 (print_multi_reg): Add rfe argument for IRQ returns.
31224 (arm_output_epilogue): Pop interrupt return address directly into PC.
31225 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31227 2007-01-03 Paul Brook <paul@codesourcery.com>
31229 Merge from sourcerygxx-4_1.
31230 * config/arm/thumb2.md: New file.
31231 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31233 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31234 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31235 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31236 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31238 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31239 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31241 * config/arm/ieee754-sf.S: Ditto.
31242 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31243 (thumb1_base_register_rtx_p): ... to this.
31244 (thumb_index_register_rtx_p): Rename...
31245 (thumb1_index_register_rtx_p): ... to this.
31246 (thumb_output_function_prologue): Rename...
31247 (thumb1_output_function_prologue): ... to this.
31248 (thumb_legitimate_address_p): Rename...
31249 (thumb1_legitimate_address_p): ... to this.
31250 (thumb_rtx_costs): Rename...
31251 (thumb1_rtx_costs): ... to this.
31252 (thumb_compute_save_reg_mask): Rename...
31253 (thumb1_compute_save_reg_mask): ... to this.
31254 (thumb_final_prescan_insn): Rename...
31255 (thumb1_final_prescan_insn): ... to this.
31256 (thumb_expand_epilogue): Rename...
31257 (thumb1_expand_epilogue): ... to this.
31258 (arm_unwind_emit_stm): Rename...
31259 (arm_unwind_emit_sequence): ... to this.
31260 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31261 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31262 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31263 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31264 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31265 thumb2_output_casesi): New functions.
31266 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31267 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31268 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31269 THUMB2_WORK_REGS): Define.
31270 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31271 arm_condexec_mask, arm_condexec_masklen)): New variables.
31272 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31273 (arm_override_options): Check new CPU capabilities.
31274 Set new architecture flag variables.
31275 (arm_isr_value): Handle v7m interrupt functions.
31276 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31278 (const_ok_for_arm): Handle Thumb-2 constants.
31279 (arm_gen_constant): Ditto. Use movw when available.
31280 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31282 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31283 (thumb_find_work_register, arm_load_pic_register,
31284 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31285 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31286 print_multi_reg, output_mov_long_double_fpa_from_arm,
31287 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31288 output_mov_double_fpa_from_arm, output_move_double,
31289 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31290 output_return_instruction, arm_output_function_prologue,
31291 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31292 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31293 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31294 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31295 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31296 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31298 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31299 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31300 (arm_file_start): Output directive for unified syntax.
31301 (arm_unwind_emit_set): Handle stack alignment instruction.
31302 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31303 Add v6t2, v7, v7a, v7r and v7m.
31304 (RETLDM): Add Thumb-2 code.
31305 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31306 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31307 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31308 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31309 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31310 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31311 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31312 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31313 ADJUST_INSN_LENGTH): Define.
31314 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31315 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31316 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31317 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31318 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31319 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31320 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31321 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31322 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31323 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31324 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31325 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31326 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31327 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31328 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31329 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31330 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31332 * config/arm/arm-tune.md: Regenerate.
31333 * config/arm/arm-protos.h: Update prototypes.
31334 * config/arm/vfp.md: Enable patterns for Thumb-2.
31335 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31336 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31337 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31338 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31339 * config/arm/libunwind.S: Add Thumb-2 code.
31340 * config/arm/constraints.md: Update include Thumb-2.
31341 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31342 * config/arm/ieee754-df.S: Ditto.
31343 * config/arm/bpabi.S: Ditto.
31344 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31345 * config/arm/predicates.md (low_register_operand,
31346 low_reg_or_int_operand, thumb_16bit_operator): New.
31347 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31348 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31349 * config/arm/t-arm-elf: Add armv7 multilib.
31350 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31352 (UNSPEC_STACK_ALIGN, ce_count): New.
31353 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31354 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31356 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31357 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31358 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31359 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31360 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31361 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31363 * doc/extend.texi: Document ARMv7-M interrupt functions.
31364 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31366 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31368 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31369 (struct _Unwind_Context): Rename args_size to flags, remove
31370 signal_frame field, add a new args_size field and version field.
31371 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31372 _Unwind_IsExtendedContext): New inline functions.
31373 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31374 Assume by_value array is only present if _Unwind_IsExtendedContext.
31375 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31376 _Unwind_IsSignalFrame.
31377 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31378 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31379 (uw_init_context_1): Initialize context->flags to
31380 EXTENDED_CONTEXT_BIT.
31381 * config/rs6000/linux-unwind.h (frob_update_context): Use
31382 _Unwind_SetSignalFrame.
31384 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31386 PR middle-end/30353
31387 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31388 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31391 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31393 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31394 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31395 RET, AT_SP): Remove.
31396 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31399 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31400 * cfgbuild.c (find_basic_blocks): Likewise.
31401 * cfgrtl.c (rtl_create_basic_block): Likewise.
31402 * function.c (temp_slots_at_level): Likewise.
31403 * reg-stack.c (stack_regs_mentioned): Likewise.
31404 * regclass.c (allocate_reg_info): Likewise.
31405 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31406 set_bb_for_stmt, move_block_to_fn): Likewise.
31407 * tree-complex.c (tree_lower_complex): Likewise.
31408 * vec.h (VEC_safe_grow_cleared): New.
31410 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31412 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31414 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31415 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31417 * cfgloopmanip.c (scale_loop_frequencies): Export.
31418 (loopify): Scale the frequencies by prescribed coefficients.
31419 (set_zero_probability): New function.
31420 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31421 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31422 and frequencies according to arguments.
31423 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31425 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31426 * modulo-sched.c (sms_schedule): Set probabilities for entering
31427 versioned loop correctly.
31428 * tree-vect-transform.c (vect_transform_loop): Ditto.
31429 * cfgloop.h (loopify, loop_version): Declaration changed.
31430 (scale_loop_frequencies): Declared.
31432 2007-01-02 Jan Hubicka <jh@suse.cz>
31434 * cgraph.c: Include tree-flow.h
31435 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31436 early_local_passes.
31437 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31438 * tree-pass.h (pass_all_early_optimizations): Declare.
31439 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31440 early_local_passes.
31441 (cgraph_analyze_function): Do early_local_passes.
31442 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31443 Do not add referenced vars.
31444 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31446 (gate_all_early_local_passes): New gate.
31447 (pass_early_local_passes): Use new gate.
31448 (execute_early_local_optimizations): New functions.
31449 (gate_all_early_optimizations): New gate.
31450 (pass_all_early_optimizations): New pass.
31451 (execute_free_datastructures): Free SSA only when initialized.
31452 (gate_init_datastructures): Init only when optimizing.
31453 (tree_lowering_passes): Do early local passes when called late.
31454 * tree-profile.c (do_tree_profiling): Don't profile functions added
31456 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31457 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31459 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31460 during early_local_passes.
31461 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31464 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31466 * Makefile.in: Update copyright year.
31468 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31470 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31471 in $(lang_checks) and check-consistency targets.
31473 2007-01-02 Jan Hubicka <jh@suse.cz>
31475 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31476 Do not add referenced vars.
31477 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31479 * passes.c (init_optimization_passes): Put mudflap_2 after
31480 free_datastructures.
31482 2007-01-02 Jan Hubicka <jh@suse.cz>
31484 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31485 Set NOTHROW flag on call statements proved to be nothrow.
31486 Update statement of local calls so new pure/const functions are
31487 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31489 (tree_rest_of_compilation): Register hooks and initialize bitmap
31490 early. Do not set after_inlining flag.
31492 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31494 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31495 HOST_BITS_PER_LONGLONG
31497 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31500 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31501 warning for non-static initializers.
31503 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31505 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31506 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31507 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31508 Always use set_unique_reg_note to add REG_EQUAL notes.
31510 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31513 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31515 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31516 * cfgbuild.c (find_basic_blocks): Likewise.
31517 * cfgrtl.c (rtl_create_basic_block): Likewise.
31518 * function.c (temp_slots_at_level): Likewise.
31519 * reg-stack.c (stack_regs_mentioned): Likewise.
31520 * regclass.c (allocate_reg_info): Likewise.
31521 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31522 set_bb_for_stmt, move_block_to_fn): Likewise.
31523 * tree-complex.c (tree_lower_complex): Likewise.
31524 * vec.h (VEC_safe_grow_cleared): New.
31526 2007-01-02 Ian Lance Taylor <iant@google.com>
31528 * c-common.c (c_common_truthvalue_conversion): When warning about
31529 using an assignment as a truth value, set TREE_NO_WARNING.
31531 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31534 * c.opt (Wold-style-declaration): New.
31535 * doc/invoke.texi (C-only Warning Options): New.
31536 (Wold-style-declaration): Document it.
31537 (Wextra): Enabled by -Wextra.
31538 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31539 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31540 -Wold-style-declaration.
31542 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31544 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31545 * cfgbuild.c (find_basic_blocks): Likewise.
31546 * cfgrtl.c (rtl_create_basic_block): Likewise.
31547 * function.c (temp_slots_at_level): Likewise.
31548 * reg-stack.c (stack_regs_mentioned): Likewise.
31549 * regclass.c (allocate_reg_info): Likewise.
31550 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31551 set_bb_for_stmt, move_block_to_fn): Likewise.
31552 * tree-complex.c (tree_lower_complex): Likewise.
31553 * vec.h (VEC_safe_grow_cleared): New.
31555 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31557 * c-common.c (c_common_nodes_and_builtins): Since variants of
31558 void_type_node get built before it is given a name, we need to
31559 give those variants the name, too.
31560 (complete_array_type): We need to work with the canonical main
31561 type of the array, from which we will build the qualified version.
31562 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31563 * print-tree.c (print_node): Display canonical type information
31565 * stor-layout.c (layout_type): When we don't know the
31566 alignment of a type for which we're building an array, we end up
31567 guessing wrong, so make the type require structural equality.
31568 * tree.c (make_node_stat): When we build a new type, it is its
31569 own canonical type.
31570 (build_type_attribute_qual_variant): When building an attribute
31571 variant, its canonical type is the non-attribute variant. However,
31572 if the attributes are target-dependent and they differ, we need to
31573 use structural equality checks for this type.
31574 (build_qualified_type): A qualified type is not equivalent to its
31575 unqualified variant; set the canonical type appropriately.
31576 (build_distinct_type_copy): When building a distinct type from
31577 another type, the new type is its own canonical type.
31578 (build_variant_type_copy): When building a new type variant, we
31579 assume that it is equivalent to the original type.
31580 (build_pointer_type_for_mode): When building a pointer type, also
31581 build a canonical type pointer.
31582 (build_reference_type_for_mode): When building a reference type,
31583 also build a canonical type reference.
31584 (build_index_type): When we can't hash an index type (e.g.,
31585 because its maximum value is negative), the index type requires
31586 structural equality tests.
31587 (build_array_type): Build the canonical form of an array type.
31588 (build_function_type): Function types require structural equality,
31589 because they contain default arguments, attributes, etc.
31590 (build_method_type_directly): Ditto for method types.
31591 (build_offset_type): Build the canonical offset type.
31592 (build_complex_type): Build the canonical vector type.
31593 (make_vector_type): Build the canonical vector type.
31594 * tree.h (TYPE_CANONICAL): New.
31595 (TYPE_STRUCTURAL_EQUALITY_P): New.
31596 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31597 (struct tree_type): Added "canonical" field.
31598 * params.h (VERIFY_CANONICAL_TYPES): New.
31599 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31600 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31601 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31602 * doc/invoke.texi (verify-canonical-types): Document --param
31603 parameter for verifying canonical types.
31605 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31607 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31608 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31609 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31610 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31612 * config/rs6000/e500.h: New.
31613 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31614 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31616 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31617 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31618 TARGET_E500_DOUBLE): Remove.
31619 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31620 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31621 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31622 * config/rs6000/rs6000.c (rs6000_override_options): Use
31623 CHECK_E500_OPTIONS.
31625 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31627 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31628 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31629 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31630 rs6000_emit_cmove): Don't check TARGET_E500.
31631 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31632 sordered): Don't check TARGET_E500.
31634 2007-01-01 Eric Christopher <echristo@apple.com>
31636 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31637 HARD_REGISTER_NUM_P.
31639 2007-01-01 Roger Sayle <roger@eyesopen.com>
31641 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31642 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31643 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31646 2007-01-01 Mike Stump <mrs@apple.com>
31648 * configure.ac: Remove support for building with Apple's gcc-3.1.
31650 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31652 PR middle-end/30311
31653 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31654 REG is a hard register. Do not modify REG before calling
31656 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31657 multiple of the size of YMODE for certain lowpart cases.
31659 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31661 PR middle-end/30253
31662 * gimplify (voidify_wrapper_expr): Update for
31663 GIMPLE_MODIFY_STMT.
31665 2007-01-01 Andreas Schwab <schwab@suse.de>
31668 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31669 save of BR0 in extra_spill_size instead of spill_size.
31670 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31672 (ia64_expand_epilogue): Restore BR0 from its new location.
31674 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31676 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31677 Use a temporary variable if the left hand side is not a gimple
31680 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31682 * gimplify.c (gimplify_return_expr): Make the temporary variable
31683 for the return expression, a gimple register variable.
31685 2007-01-01 Jan Hubicka <jh@suse.cz>
31687 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31690 2007-01-01 Mike Stump <mrs@apple.com>
31692 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31694 * config/darwin.c (machopic_select_rtx_section): Use
31695 HAVE_GAS_LITERAL16.
31696 (darwin_mergeable_constant_section): Likewise.
31697 * configure: Regenerate.
31698 * config.in: Regenerate.
31700 2007-01-01 Jan Hubicka <jh@suse.cz>
31701 Andrew Pinski <pinskia@gmail.com>
31703 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31704 before starting IPA passes.