1 2007-10-30 Janis Johnson <janis187@us.ibm.com>
3 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
5 (Optimize Options): Add -fdce and -fdse to the list of optimizations
6 enabled by -O. Document -fdce and -fdse.
8 2007-10-30 Jakub Jelinek <jakub@redhat.com>
11 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
12 convert second operand of COMPOUND_EXPR to the original type of
15 2007-10-30 Richard Guenther <rguenther@suse.de>
17 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
18 of loop adding SFTs as virtual operands.
20 2007-10-30 Richard Guenther <rguenther@suse.de>
22 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
24 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
26 PR tree-optimization/32893
27 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
28 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
30 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
32 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
34 (sub_ddmmss): Likewise.
35 (umul_ppmm): Likewise.
36 (udiv_qrnnd): Likewise.
38 2007-10-29 Janis Johnson <janis187@us.ibm.com>
41 * doc/sourcebuild.texi (Test Directives): Document that dg-require
42 directives must come before dg-additional-sources.
44 2007-10-29 Jakub Jelinek <jakub@redhat.com>
46 PR tree-optimization/33723
47 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
48 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
50 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
52 PR tree-optimization/33614
53 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
54 if they can't be reduced to VECTOR_CSTs and aren't legitimate
55 initializer constants.
57 2007-10-29 Richard Guenther <rguenther@suse.de>
59 PR tree-optimization/33870
60 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
61 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
64 2007-10-29 Richard Guenther <rguenther@suse.de>
66 * passes.c (init_optimization_passes): Exchange store_copy_prop
68 * tree-pass.h (pass_store_copy_prop): Remove.
69 * tree-ssa-copy.c (do_store_copy_prop): Remove.
70 (stmt_may_generate-copy): Do not handle store_copy_prop.
71 (get_copy_of_val): Likewise.
72 (set_copy_of_val): Likewise.
73 (copy_prop_visit_assignment): Likewise.
74 (copy_prop_visit_stmt): Likewise.
75 (copy_prop_visit_phi_node): Likewise.
76 (init_copy_prop): Likewise.
77 (execute_copy_prop): Likewise.
78 (do_copy_prop): Remove.
79 (gate_store_copy_prop): Likewise.
80 (store_copy_prop): Likewise.
81 (pass_store_copy_prop): Likewise.
82 (pass_copy_prop): Call execute_copy_prop.
83 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
84 * common.opt (ftree-store-copy-prop): Mark obsolete.
85 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
87 2007-10-29 Ian Lance Taylor <iant@google.com>
89 * ifcvt.c (noce_can_store_speculate_p): New static function.
90 (noce_process_if_block): Call it.
91 (if_convert): Remove recompute_dominance parameter. Change all
94 2007-10-29 Richard Guenther <rguenther@suse.de>
96 * tree-flow-inline.h (get_subvar_at): Use binary search.
97 (get_first_overlapping_subvar): New function to binary search
98 for the first overlapping subvar.
99 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
100 just handle adding subvars for a pointed-to subvar. Optimize
101 and use get_first_overlapping_subvar.
102 (add_vars_for_bitmap): Fold into single caller.
103 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
104 and non pointed-to bits of add_vars_for_offset.
106 2007-10-29 Revital Eres <eres@il.ibm.com>
108 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
110 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
111 Zdenek Dvorak <ook@ucw.cz>
114 reduction support for automatic parallelization.
116 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
118 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
119 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
120 and OMP_ATOMIC_STORE.
121 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
122 * gimple-low.c (lower_stmt): Same.
123 * gimplify.c (gimplify_expr): Same.
124 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
125 gimplify_omp_atomic_mutex): Remove.
126 (gimplify_omp_atomic): Change it to simply gimplify the
127 statement instead of expanding it.
128 * omp-low.c: Add includes to optabs.h, cfgloop.h.
129 (expand_omp_atomic, expand_omp_atomic_pipeline,
130 goa_stabilize_expr, expand_omp_atomic_mutex,
131 expand_omp_atomic_fetch_op): New functions to implement
132 expansion of OMP_ATOMIC.
133 (expand_omp, build_omp_regions_1): Add support for
134 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
135 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
137 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
139 * tree-parloops.c: add include to tree-vectorizer.h.
140 (reduction_info): New structure for reduction.
141 (reduction_list): New list to represent list of reductions per loop.
142 (struct data_arg): New helper structure for reduction.
143 (reduction_info_hash, reduction_info_eq, reduction_phi,
144 initialize_reductions, create_call_for_reduction,
145 create_phi_for_local_result, create_call_for_reduction_1,
146 create_loads_for_reductions, create_final_loads_for_reduction):
148 (loop_parallel_p): Identify reductions, add reduction_list parameter.
149 (separate_decls_in_loop_name): Support reduction variables.
150 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
151 call create_loads_for_reduction for each reduction.
152 (canonicalize_loop_ivs): Identify reductions, add reduction_list
154 (transform_to_exit_first_loop): Add reduction support, add
155 reduction_list parameter.
156 (gen_parallel_loop): Add reduction_list parameter. Add call
157 separate_decls_in_loop with
158 the new argument. Traverse reductions and call
159 initialize_reductions, create_call_for_reduction.
160 (parallelize_loops): Create and delete the reduction list.
161 (add_field_for_name): Change use of data parameter. Add fields for
163 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
164 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
165 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
166 * tree-inline.c (estimate_num_insns_1): add cases for
167 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
168 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
169 * tree-ssa-operands.c (get_addr_dereference_operands):
170 New function. Subroutine of get_indirect_ref_operands.
171 (get_indirect_ref_operands): Call get_addr_dereference_operands.
172 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
175 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
177 * config/cris/cris.c: Include df.h.
178 (cris_address_cost): Add gcc_assert for canonicalization
179 assumptions. For PLUS with MULT or register, correct
180 test for register in other arm. Tweak comments.
182 2007-10-28 Richard Guenther <rguenther@suse.de>
184 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
185 telling if the var is to be treated as points-to location.
186 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
187 (add_virtual_operand): Only recurse into MPTs if aliases
190 2007-10-28 Richard Guenther <rguenther@suse.de>
192 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
193 (add_vars_for_bitmap): Do not recurse further. Only add vars
195 (add_virtual_operand): Re-instantiate loop to add operands for
196 aliases. Recurse into MPTs.
197 (get_indirect_ref_operands): If we fall back to use a pointers
198 SMT, make sure to not prune based on the access offset and size.
200 2007-10-28 Andrew Pinski <pinskia@gmail.com>
203 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
204 the eh information on the statement.
206 2007-10-28 Richard Guenther <rguenther@suse.de>
208 * tree-flow.h (subvar_t): Make it a VEC.
209 (struct subvar): Remove.
210 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
211 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
213 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
214 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
215 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
216 (set_initial_properties): Likewise.
217 (setup_pointers_and_addressables): Likewise.
218 (new_type_alias): Likewise.
219 (create_overlap_variables_for): Likewise.
220 * tree-dfa.c (dump_subvars_for): Likewise.
221 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
222 (get_expr_operands): Likewise.
223 (add_to_addressable_set): Likewise.
224 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
226 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
228 PR tree-optimization/33920
229 * tree-if-conv.c (tree_if_conversion): Force predicate of single
230 successor bb to true when predecessor bb has NULL predicate.
231 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
233 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
235 * config/mips/mips.md: Add combiner patterns for DImode extensions
236 of HImode and QImode truncations. Reformat HImode <- QImode pattern
239 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
242 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
244 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
246 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
247 LIBCALL notes if they are about to be moved to the same insn.
249 2007-10-27 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/33870
252 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
253 duplication. Remove redundant call to access_can_touch_variable.
254 (add_vars_for_bitmap): New helper for recursing over MPT contents.
255 (add_virtual_operand): Use it.
257 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
260 * pa.h (ASM_PN_FORMAT): Delete define.
262 2007-10-26 Janis Johnson <janis187@us.ibm.com>
264 * doc/invoke.texi (Option Summary, optimizations): Remove
265 -fbounds-check. Add -fassociative-math, -freciprocal-math,
266 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
267 -fsplit-wide-types to match later entry. Break up a long line.
268 (Option Summary, code gen options) Add -fno-stack-limit. Add
269 missing @gol to the end of a line.
270 (Optimization Options): Remove -fbounds-check, which is also
271 documented under Code Generation Options. Remove =n from
272 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
273 to -fcprop-registers to match other options, and say when it is
274 enabled rather than disabled. Remove extra index entry for
275 -fno-cx-limited-range. Add index entries for -fstack-protector
276 and -fstack-protector-all.
277 (Code Gen Options): Add index entry for -ftls-model.
279 2007-10-26 Anatoly Sokolov <aesok@post.ru>
281 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
282 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
283 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
284 expand_epilogue, output_movhi): Don't handle 'main' function.
285 (avr_attribute_table): Add 'OS_task' function attribute.
286 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
288 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
289 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
291 * config/avr/avr.opt (minit-stack): Remove.
293 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
295 * tree-nested.c (get_trampoline_type): Fix thinko.
297 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
300 * tree.c (build_offset_type): Build canonical type based on the
301 TYPE_MAIN_VARIANT of the base type.
303 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
305 * reorg.c (emit_delay_sequence): Move insn locator from the
306 first insn to the sequence.
308 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
310 * ipa-pure-const.c (check_decl): Return immediately when
311 pure_const_state has been set to IPA_NEITHER.
313 2007-10-25 Ira Rosen <irar@il.ibm.com>
315 PR tree-optimization/33833
316 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
317 and convert init to sizetype in inner_base construction.
319 2007-10-25 Richard Guenther <rguenther@suse.de>
321 * tree-flow.h (mem_sym_stats): Remove.
322 (dump_mem_sym_stats_for_var): Declare.
323 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
324 (mem_sym_stats): Move ...
325 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
326 (mem_sym_score): Rename from ...
327 (pscore): ... this. Remove.
328 (dump_mem_sym_stats_for_var): New function. Dump the score, but
330 (compare_mp_info_entries): Make sort stable by disambiguating
333 2007-10-25 Ira Rosen <irar@il.ibm.com>
335 PR tree-optimization/33866
336 * tree-vect-transform.c (vectorizable_store): Check operands of all
337 the stmts in the group of strided accesses. Get def stmt type for each
338 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
340 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
343 (Yt): Rename register constraint to Y2.
344 * config/i386/sse.md: Use renamed register constraints.
345 * config/i386/mmx.md: Ditto.
346 * config/i386/i386.md: Ditto.
348 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
350 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
352 2007-10-24 Chao-ying Fu <fu@mips.com>
354 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
355 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
357 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
358 Olga Golovanevsky <olga@il.ibm.com>
360 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
361 the compiler that wr.wrap and wr.domain are initialized in
364 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
366 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
367 to print gcov_type values.
369 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
371 * config/avr/avr.h: Do not include progmem_section definition when
372 building with IN_TARGET_LIBS.
374 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
377 * config/mips/mips.c (mips_lo_sum_offset): New structure.
378 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
379 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
380 (mips_orphaned_high_part_p: New functions.
381 (mips_avoid_hazard): Don't check INSN_P here.
382 (mips_avoid_hazards): Rename to...
383 (mips_reorg_process_insns): ...this. Cope with
384 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
385 or turn them into nops.
386 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
387 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
388 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
389 (mips_override_options): Set flag_delayed_branch to 0.
391 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
393 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
394 MIPS-specific implementation details.
395 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
396 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
397 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
398 for targets with movmemsi.
399 (MOVE_BY_PIECES_P): Define.
400 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
401 (mips_block_move_loop): Add a bytes_per_iter argument.
402 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
403 Update call to mips_block_move_loop.
405 2007-10-24 Michael Matz <matz@suse.de>
408 * var-tracking.c (variable_union): Don't break after one loop
409 iteration but only when a difference is found.
410 (dump_variable): Also print DECL_UID.
412 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
414 * ipa-type-escape.h: Expose function
415 is_array_access_through_pointer_and_index.
417 (is_array_access_through_pointer_and_index):
418 Add three new parameters. Add support of
419 POINTER_PLUS_EXPR tree code.
421 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
423 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
424 * tree-pass.h: Add pass_ipa_struct_reorg.
425 * common.opt: Add ipa-struct-reorg flag.
426 * Makefile.in: Add ipa-strcut-reorg.o compilation.
427 * passes.c: Add pass pass_ipa_struct_reorg.
428 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
429 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
431 2007-10-24 Ira Rosen <irar@il.ibm.com>
433 PR tree-optimization/33804
434 * tree-vect-transform.c (vectorizable_operation): Remove the
435 checks that the vectorization is worthwhile from the transformation
438 2007-10-24 Ira Rosen <irar@il.ibm.com>
440 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
441 vectype cannot be determined for the scalar type.
442 (vect_analyze_slp_instance): Likewise.
443 * tree-vect-transform.c (vect_model_reduction_cost): Change the
444 return type to bool. Return false if vectype cannot be determined
446 (vect_get_constant_vectors): Return false if vectype cannot be
447 determined for the scalar type.
448 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
449 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
450 vectorizable_reduction): Likewise.
452 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
454 * config.gcc: For a FreeBSD target, parse the value of ${target}
455 to determine the value of FBSD_MAJOR, instead of adding an
456 explicit check for every possible FreeBSD major version.
458 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
460 PR rtl-optimization/33846
461 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
463 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
465 PR tree-optimization/33860
466 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
467 interleaved accesses in case the dr is inside the inner-loop during
468 outer-loop vectorization.
470 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
472 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
473 Document MEM_POINTER. Replace mentions of "integrated"
474 field with "return_val". Delete outdated stuff.
476 2007-10-23 David Edelsohn <edelsohn@gnu.org>
478 * config/rs6000/rs6000.c (rs6000_override_options): Set
479 rs6000_altivec_abi on AIX.
480 (conditional_register_usage): Set VR20:31 fixed on AIX.
482 2007-10-23 Richard Guenther <rguenther@suse.de>
484 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
487 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
488 David S. Miller <davem@davemloft.net>
490 * df-scan.c (df_get_call_refs): Mark global registers as both a
491 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
493 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
495 PR tree-optimization/33834
496 PR tree-optimization/33835
497 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
498 stmts need to be checked for success seperately.
499 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
500 Remove the check that stmt is not LIVE.
501 (vectorizable_assignment, vectorizable_induction): Likewise.
502 (vectorizable_operation, vectorizable_type_demotion): Likewise.
503 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
505 (vectorizable_live_operation): Check that op is not NULL.
507 2007-10-22 Janis Johnson <janis187@us.ibm.com>
509 * doc/invoke.texi (Optimization Options): In the summary, show
510 that the value for options -falign-jumps, -falign-labels,
511 -falign-loops, -falign-functions, -fsched-stalled-insns, and
512 -fsched-stalled-insns-dep is optional. In the summary, show that
513 -fsched-stalled-insns takes an optional argument and that
514 -fparallelize-loops takes an argument. Add opindex for several
515 optimization options, and fix typos in the opindex commands for
516 several others. In the descriptions for -fsched-stalled-insns
517 and -fsched-stalled-insns-dep, show the options with and without
520 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
522 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
524 * config/avr/avr.h (LINK_SPEC): Likewise.
525 (CRT_BINUTILS_SPECS): Likewsie.
526 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
528 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
530 PR rtl-optimization/33644
531 * cfgcleanup.c: Do not include dce.h.
532 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
533 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
534 * dce.c (something_changed): Delete.
535 (libcall_dead_p): New predicate.
536 (delete_unmarked_insns): Use it to delete dead libcalls.
537 Deal with REG_LIBCALL and REG_RETVAL notes.
538 (prescan_libcall_for_dce): New function.
539 (prescan_insns_for_dce): Use it to deal with libcalls.
540 (mark_reg_dependencies): Do nothing special for libcalls.
541 (dce_process_block): Likewise.
542 (fast_dce): Delete unused local variable.
543 (run_fast_dce): Do not return a value.
544 * dce.h (struct df): Delete.
545 (run_fast_dce): Adjust prototype.
546 * optabs.c (libcall_id): Delete.
547 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
548 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
549 * reload1.c (reload): Delete REG_LIBCALL_ID case.
550 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
551 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
552 notes instead of REG_LIBCALL_ID notes.
553 * reg-notes.def (LIBCALL_ID): Delete.
554 * Makefile.in (see.o): Add dce.h dependency.
555 (cfgcleanup.o): Remove dce.h dependency.
557 2007-10-22 Michael Matz <matz@suse.de>
559 PR tree-optimization/33855
560 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
563 2007-10-22 Ira Rosen <irar@il.ibm.com>
565 PR tree-optimization/33854
566 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
567 FLOAT_EXPR to the list of promotion operations.
569 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
573 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
574 (print_reg): Print register prefix only with AT&T asm syntax.
575 Support pc_rtx for RIP register.
576 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
577 relative addressing. Always print segment register prefix with AT&T
578 asm syntax and never with Intel asm syntax.
579 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
580 Fix prefix for 16-byte XFmode operands.
581 (output_addr_const_extra): Support Intel asm syntax.
582 (x86_file_start): Don't use register prefix with Intel asm syntax.
583 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
584 ("return_internal_long"): Fix Intel asm syntax output.
585 ("set_got_rex64"): Support Intel asm syntax.
586 ("set_rip_rex64"): Likewise.
587 ("set_got_offset_rex64"): Likewise.
588 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
590 ("*tls_global_dynamic_64"): Likewise.
591 ("*tls_local_dynamic_base_64"): Likewise.
592 ("*load_tp_si")("*load_tp_di"): Likewise.
593 ("*add_tp_si")("*add_tp_di"): Likewise.
594 ("*tls_dynamic_lea_64"): Likewise.
595 ("*sibcall_value_1_rex64_v"): Likewise.
596 ("stack_tls_protect_set_si"): Likewise.
597 ("stack_tls_protect_set_di"): Likewise.
598 ("stack_tls_protect_test_si"): Likewise.
599 ("stack_tls_protect_test_di"): Likewise.
600 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
602 ("*movv2sf_internal_rex64"): Likewise.
603 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
604 (__get_cpuid_max): Likewise.
606 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
608 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
609 the STRICT_P argument type "bool" rather than "int".
610 (mips_legitimate_address_p): Likewise.
611 (fp_register_operand, lo_operand): Delete.
612 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
613 (mips_emit_scc): Rename to...
614 (mips_expand_scc): ...this.
615 (gen_conditional_branch): Rename to...
616 (mips_expand_conditional_branch): ...this.
617 (gen_conditional_move): Rename to...
618 (mips_expand_conditional_move): ...this.
619 (mips_gen_conditional_trap): Rename to...
620 (mips_expand_conditional_trap): ...this and take an rtx code instead
621 of an operands array.
622 (mips_expand_call): Give the SIBCALL_P argument type "bool"
624 (mips_emit_fcc_reload): Rename to...
625 (mips_expand_fcc_reload): ...this.
626 (init_cumulative_args): Rename to...
627 (mips_init_cumulative_args): ...this and remove the libname argument.
628 (function_arg_advance): Rename to...
629 (mips_function_arg_advance): ...this.
630 (function_arg): Rename to...
631 (mips_function_arg): ...this and use "rtx" instead of
633 (function_arg_boundary): Rename to...
634 (mips_function_arg_boundary): ...this.
635 (mips_expand_unaligned_load): Rename to...
636 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
637 and BITPOS arguments type "HOST_WIDE_INT".
638 (mips_expand_unaligned_store): Rename to...
639 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
640 and BITPOS arguments type "HOST_WIDE_INT".
641 (override_options): Rename to...
642 (mips_override_options): ...this.
643 (print_operand): Rename to...
644 (mips_print_operand): ...this.
645 (print_operand_address): Rename to...
646 (mips_print_operand_address): ...this.
647 (mips_output_ascii): Remove the PREFIX argument.
648 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
650 (mips_can_use_return_insn): Return a "bool" rather than an "int".
651 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
652 of "struct rtx_def *".
653 (mips_secondary_reload_class): Give the IN_P argument type "bool"
655 (build_mips16_call_stub): Delete.
656 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
657 (mips_use_ins_ext_p): Give the second and third arguments type
658 "HOST_WIDE_INT" rather than "rtx".
659 * config/mips/mips.h: Update after the above changes. Tweak comments
661 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
662 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
663 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
664 element type from "char" to "bool".
665 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
666 (mips_cpu_info_table): Delete.
667 * config/mips/mips.md: Update after the above changes. Tweak some
669 * config/mips/mips-ps-3d.md: Likewise.
670 * config/mips/mips.c: Tweak comments and formatting.
671 Use NULL-like macros rather than 0 in various places.
672 (mips_section_threshold): Rename to...
673 (mips_small_data_threshold): ...this and give it an unsigned type.
674 (num_source_filenames): Remove explicit initialization.
675 (sdb_label_count): Likewise.
676 (sym_lineno): Delete.
677 (set_noat): Make static.
678 (mips_branch_likely): Likewise, and give it type "bool".
679 (mips_isa_info): Rename to...
680 (mips_isa_option_info): ...this.
681 (mips_flag_delayed_branch): Rename to...
682 (mips_base_delayed_branch): ...this.
683 (mips_split_addresses): Delete.
684 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
685 element type from "char" to "bool".
686 (mips_regno_to_class): Add an explicit array size.
687 (mips16_flipper): Change from type "int" to type "bool".
688 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
689 (mips_tls_operand_p): Rename to...
690 (mips_tls_symbol_p): ...this.
691 (mips_global_symbol_p): Remove redundant "const".
692 (mips_offset_within_alignment_p): Simplify.
693 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
694 to STRICT_P and give it type bool.
695 (mips_valid_base_register_p): Likewise.
696 (mips_classify_address): Likewise.
697 (mips_legitimate_address_p): Likewise.
698 (mips16_unextended_reference_p): Take the offset as an
699 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
700 (mips_const_insns): Use IN_RANGE.
701 (mips_force_temporary): Remove an unnecessary copy_rtx.
702 (mips16_gp_pseudo_reg): Simplify.
703 (mips_split_symbol): Remove an unnecessary copy_rtx.
704 (mips_legitimize_tls_address): Only create registers if we need them.
705 (mips_legitimize_address): Use mips_split_plus.
706 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
707 variable COST to NUM_OPS.
708 (mips_legitimize_move): Use gen_lowpart.
709 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
710 (m16_check_op): Use IN_RANGE.
711 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
712 (mips_split_doubleword_move): Pass booleans to mips_subword.
713 (mips_output_move): Store the mode in a local variable.
714 Explicitly assert that this function does not deal with
715 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
716 cases more consistent.
717 (mips_relational_operand_ok_p): Rename to...
718 (mips_int_order_operand_ok_p): ...this.
719 (mips_canonicalize_comparison): Rename to...
720 (mips_canonicalize_int_order_test): ...this.
721 (mips_emit_int_relational): Rename to...
722 (mips_emit_int_order_test): ...this. Store the mode in a local
724 (mips_reverse_fp_cond_p): Rename to...
725 (mips_reversed_fp_cond): ...this.
726 (mips_emit_compare): Make the order of the statements more consistent.
727 (mips_emit_scc): Rename to...
728 (mips_expand_scc): ...this.
729 (gen_conditional_branch): Rename to...
730 (mips_expand_conditional_branch): ...this.
731 (gen_conditional_move): Rename to...
732 (mips_expand_conditional_move): ...this. Build the condition
733 separately from the main pattern.
734 (mips_gen_conditional_trap): Rename to...
735 (mips_expand_conditional_trap): ...this and take an rtx code instead
736 of an operands array. Simplify.
737 (init_cumulative_args): Rename to...
738 (mips_init_cumulative_args): ...this. Use memset rather than a
739 copy from a zeroed static. Use prototype_p and stdarg_p.
740 (mips_arg_info): Rename to...
741 (mips_get_arg_info): ...this and put the INFO argument first.
742 (function_arg): Rename to...
743 (mips_function_arg): ...this and use "rtx" instead of
744 "struct rtx_def *". Only split structures into chunks if
745 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
746 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
747 comparison with REAL_TYPE. Rename local variable REG to REGNO
748 and make it unsigned.
749 (function_arg_advance): Rename to...
750 (mips_function_arg_advance): ...this.
751 (function_arg_boundary): Rename to...
752 (mips_function_arg_boundary): ...this.
753 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
755 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
756 comparison with REAL_TYPE.
757 (mips_function_value): Remove the FUNC argument. Rename local
758 variable UNSIGNEDP to UNSIGNED_P.
759 (mips_return_in_memory): Use IN_RANGE.
760 (mips_setup_incoming_varargs): Pass a boolean rather than an int
761 to FUNCTION_ARG_ADVANCE.
762 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
763 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
764 SIZE and RSIZE if needed.
765 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
767 (build_mips16_function_stub): Rename to...
768 (mips16_build_function_stub): ...this.
769 (build_mips16_call_stub): Rename to...
770 (mips16_build_call_stub): ...this. Make static, and return a
771 "bool" rather than an "int". Rename the ARG_SIZE argument to
772 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
773 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
774 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
776 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
777 are not sibling ones.
778 (mips_emit_fcc_reload): Rename to...
779 (mips_expand_fcc_reload): ...this.
780 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
782 (mips_expand_unaligned_load): Rename to...
783 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
784 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
786 (mips_expand_unaligned_store): Rename to...
787 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
788 and BITPOS arguments type "HOST_WIDE_INT".
789 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
790 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
792 (mips_init_split_addresses): Replace with...
793 (mips_split_addresses_p): ...this new function.
794 (mips_init_relocs): Check mips_split_addresses_p () rather than
795 mips_split_addresses. Always initialize mips_split_p with booleans.
796 (print_operand_reloc): Rename to...
797 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
799 (print_operand): Rename to...
800 (mips_print_operand): ...this.
801 (print_operand_address): Rename to...
802 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
803 (mips_in_small_data_p): Simplify.
804 (mips_output_ascii): Remove the PREFIX argument and "register"
805 keywords. Use the STRING parameter directly and cast to
807 (mips16e_collect_argument_save_p): Use IN_RANGE.
808 (mips_function_has_gp_insn): Simplify.
809 (mips_set_return_address): Use BITSET_P.
810 (mips_restore_gp): Use a separate statement to pick the base
812 (mips_output_function_prologue): Use a local FRAME variable.
813 (mips_save_reg): Pass booleans to mips_subword.
814 (mips_expand_prologue): Use a local FRAME variable. Use
815 cprestore_size to detect when .cprestore is needed.
816 (mips_restore_reg): Use GP_REG_FIRST.
817 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
818 rather than "int". Use local FRAME and REGNO variables.
819 (mips_can_use_return_insn): Return a "bool" rather than an "int".
820 (mips_secondary_reload_class): Give the IN_P argument type "bool"
822 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
823 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
824 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
825 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
826 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
827 (builtin_description): Rename to...
828 (mips_builtin_description): ...this.
829 (mips_bdesc): Rename to...
830 (mips_ps_bdesc): ...this.
831 (sb1_bdesc): Rename to...
832 (mips_sb1_bdesc): ...this.
833 (dsp_bdesc): Rename to...
834 (mips_dsp_bdesc): ...this.
835 (dsp_32only_bdesc): Rename to...
836 (mips_dsp_32only_bdesc): ...this.
837 (bdesc_map): Rename to...
838 (mips_bdesc_map): ...this.
839 (bdesc_arrays): Rename to...
840 (mips_bdesc_arrays): ...this.
841 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
843 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
844 Rename local variables I and J to OPNO and ARGNO respectively.
845 Assert that the number of arguments is no more than the number of
847 (mips_expand_builtin_compare): Use an array of arguments rather
848 than an array of operands. Assert that the number of operands is
850 (add_constant): Rename to...
851 (mips16_add_constant): ...this. Use XNEW.
852 (dump_constants_1): Rename to...
853 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
854 (dump_constants): Rename to...
855 (mips16_emit_constants): ...this.
856 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
857 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
858 Assign mips16_p to was_mips16_p.
859 (mips_parse_cpu): Tweak warning message.
860 (override_options): Rename to...
861 (mips_override_options): ...this. Move the mips_cost initialization
862 out of the "shared with GAS" block. Quote option names in error
864 (mips_conditional_register_usage): Make local variable REGNO unsigned.
865 (mips_order_regs_for_local_alloc): Remove register keyword.
867 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
869 * system.h (IN_RANGE): Cast each argument individually.
871 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
873 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
874 MIPS16 code unless using o32 or o64.
876 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
878 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
879 for modes smaller than 4 bytes.
880 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
883 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
885 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
886 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
887 (ASM_OUTPUT_ALIGNED_BSS): Delete.
888 * config/mips/mips.c (mips_output_aligned_bss): Delete.
890 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
892 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
893 sibling calls to "mips16" functions if the function satisfies
894 const_call_insn_operand.
896 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
898 * config/mips/mips.c (mips_va_start): Fix types in calls
901 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
903 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
906 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
908 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
909 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
910 instead of checking mips_isa.
912 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
914 * doc/invoke.texi (-mpaired-single): Don't say that the option
915 requires 64-bit code.
916 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
917 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
918 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
919 V2SF if ISA_MIPS32R2.
920 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
921 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
922 to ISA_HAS_NMADD_NMSUB.
923 (mips_split_doubleword_move): Handle V2SF.
924 (mips_modes_tieable_p): New function.
925 (override_options): Report a warning rather than an error when
926 -mpaired-single is used on ISAs that don't support it; use
927 ISA_HAS_PAIRED_SINGLE to check that case.
928 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
929 and DF move splitters with a single MOVE64 splitter, thereby adding
931 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
932 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
933 (HALFMODE): Add V2SF.
934 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
935 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
936 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
937 (movv2sf_hardfloat_32bit): New pattern.
938 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
939 TARGET_DOUBLE_FLOAT conditions.
941 2007-10-20 Jakub Jelinek <jakub@redhat.com>
943 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
944 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
945 64-bit register in 64-bit libgcc.
947 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
949 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
950 * config/avr/avr.h (LINK_SPEC): Likewise.
951 (CRT_BINUTILS_SPECS): Likewsie.
952 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
954 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
956 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
957 and -Wfatal-errors together.
959 2007-10-20 Alan Modra <amodra@bigpond.net.au>
962 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
963 change for vrsave, ie restore after frame pop.
965 2007-10-19 David S. Miller <davem@davemloft.net>
967 * config/sparc/niagara2.md: Fix copyright notice.
969 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
971 PR tree-optimization/23820
972 PR tree-optimization/24309
973 PR tree-optimization/33766
974 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
975 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
976 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
977 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
978 * tree-loop-linear.c (perfect_loop_nest_depth): New.
979 (linear_transform_loops): Use perfect_loop_nest_depth.
980 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
981 should have a single condition: their exit.
983 2007-10-19 Richard Guenther <rguenther@suse.de>
987 * stor-layout.c (layout_type): Assert that aggregates do not
988 have their alias sets set.
989 * alias.c (get_alias_set): Return alias set zero for incomplete
990 types, return the alias set of the element for incomplete array
991 types, but do not remember these.
993 2007-10-19 Richard Guenther <rguenther@suse.de>
996 2007-10-19 Richard Guenther <rguenther@suse.de>
999 * tree.c (build_array_type): Do not re-layout unbound array
1002 2007-10-19 Richard Guenther <rguenther@suse.de>
1005 * tree.c (build_array_type): Do not re-layout unbound array
1008 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1010 * config/mips/mips.c (mips_canonicalize_comparison): Check
1011 mips_relational_operand_ok_p before trying to rewrite the test.
1012 Only calculate PLUS_ONE if needed.
1013 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1016 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1018 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1021 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1023 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1024 the call uses the incoming value of $2.
1026 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1028 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1029 rather then gen_rtx_MEM.
1030 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1032 (mips_set_return_address): Likewise.
1033 (mips_restore_gp): Likewise.
1035 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1037 * config/mips/mips.c (gpr_mode): Delete.
1038 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1039 instead of gpr_mode.
1040 (mips_for_each_saved_reg): Likewise.
1041 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1042 (override_options): Don't initialize gpr_mode.
1043 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1045 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1047 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1049 (mips_class_max_nregs): Calculate the smallest consituent register
1050 size and use that to determine an upper bound on the number of
1053 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1055 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1057 (mips_expand_epilogue): ...here.
1058 (mips_mdebug_abi_name): New function, split out from...
1059 (mips_file_start): ...here.
1060 (mips_hard_regno_mode_ok_p): New function, split out from...
1061 (override_options): ...here.
1062 (mips_expand_builtin_1): New function, split out from...
1063 (mips_expand_buitin): ...here. Abort if we don't recognize
1066 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1068 * config/mips/mips.c (build_mips16_function_stub): Load the
1069 target address into $1 before transfering the arguments.
1070 Don't use ".set noreorder".
1071 (build_mips16_call_stub): Likewise.
1073 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1075 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1076 (mips_output_64bit_xfer): Likewise.
1077 (mips16_fp_args): Rename to...
1078 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1079 with a DIRECTION argument. Use mips_output_32bit_xfer and
1080 mips_output_64bit_xfer.
1081 (build_mips16_function_stub): Update accordingly.
1082 (mips16_fpret_double): Delete.
1083 (build_mips16_call_stub): Update after above changes.
1084 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1085 of mips16_fpret_double. Use GP_REG_RETURN.
1087 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1089 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1090 use asm_out_file instead.
1091 (build_mips16_function_stub): Likewise.
1092 (build_mips16_call_stub, mips_output_function_prologue): Update
1095 2007-10-18 David S. Miller <davem@davemloft.net>
1097 Add Niagara-2 support.
1098 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1099 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1100 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1101 (include): Add inclusion of niagara2.md
1102 * config/sparc/sparc.c (niagara2_costs): New.
1103 (sparc_override_options): Add niagara2 entry to cpu_default[]
1104 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1105 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1106 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1107 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1108 (sparc64_initialize_trampoline): Likewise.
1109 (sparc_use_sched_lookahead): Likewise.
1110 (sparc_issue_rate): Likewise.
1111 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1113 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1114 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1115 TARGET_CPU_niagara2.
1116 (PROCESSOR_NIAGARA2): New.
1117 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1118 (BRANCH_COST): Likewise.
1119 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1120 * config/sparc/sol2.h: Likewise.
1121 * config/sparc/niagara2.md: New file.
1123 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1125 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1127 (mips_compute_frame_info): Remove associated code.
1128 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1130 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1132 * config/mips/mips-protos.h (compute_frame_size): Delete.
1133 * config/mips/mips.h: Update comments.
1134 * config/mips/mips.c (mips_frame_info): Remove initialized.
1135 (compute_frame_size): Rename to...
1136 (mips_compute_frame_info): ...this and make static. Remove the
1137 SIZE argument and return no value. Remove the setting of initialized.
1138 Update rest of file accordingly.
1139 (mips_set_return_address): Don't call compute_frame_size.
1140 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1141 Don't call compute_frame_size.
1143 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1145 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1146 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1147 mips_hard_frame_pointer_required.
1148 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1149 large MIPS16 frames.
1150 * config/mips/mips.c (mips_frame_pointer_required): New function.
1152 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1154 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1155 and hard_frame_pointer_offset.
1156 (mips_debugger_offset): Use hard_frame_pointer_offset.
1157 (mips16e_collect_argument_save_p): Likewise.
1158 (compute_frame_size): Initialize arg_pointer_offset and
1159 hard_frame_pointer_offset.
1160 (mips_initial_elimination_offset): Use them.
1161 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1162 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1164 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1166 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1168 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1169 "unsigned int" rather than "int" and put them with the other
1170 register-related fields. Put expanded comments above fields
1171 rather than to their right.
1172 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1173 with a NUM_REGS_PTR argument.
1174 (mips16e_save_restore_pattern_p): Update accordingly.
1175 (compute_frame_size): Clarify frame diagram. Rewrite.
1177 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1179 * config/mips/mips-ftypes.def: New file.
1180 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1181 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1182 (mips_function_type): Redefine using mips-ftypes.def.
1183 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1184 (mips_builtin_vector_type): New function.
1185 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1186 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1187 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1188 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1190 (mips_build_function_type): New function.
1191 (mips_init_builtins): Use it to create types lazily.
1193 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1195 * config/mips/mips.h (set_volatile): Delete.
1196 * config/mips/mips.c (set_volatile): Delete.
1197 (mips_print_operand_punctuation): New function, split out from
1198 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1199 Use the same character ordering in the code and the comments.
1200 Use a recursive call to handle '*'. Abort on unknown characters.
1201 (mips_init_print_operand_punct): New function, split out from
1203 (mips_print_int_branch_condition): New function, split out from
1204 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1205 to report unexpected codes.
1206 (mips_print_float_branch_condition): New function, split out from
1207 print_operand. Use output_operand_lossage to report unexpected codes.
1208 (print_operand): Rework to use a case statement. Use the
1209 same letter ordering in the code and the comments. Use
1210 output_operand_lossage to report unexpected codes and
1211 reverse_condition to handle inverted branch conditions.
1212 (override_options): Use mips_init_print_operand_punct.
1214 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1216 * config/mips/mips.h: Move variable declarations to end of file and
1217 enclose them all in #ifndef USED_FOR_TARGET.
1218 * config/mips/mips.c: Reorder functions into more logical groups,
1219 and so that callees appear before callers. Put the targetm
1220 initializer at the end of the file. Remove forward static
1221 declarations where possible.
1222 (mips_init_builtins): Add "static" to definition.
1223 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1225 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1227 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1228 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1229 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1230 (mips_set_mips16_mode): Initialize min_anchor_offset and
1231 max_anchor_offset directly to constants.
1233 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1235 * config/mips/mips.c: Delete trailing whitespace.
1237 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1239 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1240 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1242 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1243 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1245 2007-10-18 David Daney <ddaney@avtrex.com>
1247 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1248 reg_offset variable to calculate register locations.
1250 2007-10-18 Richard Guenther <rguenther@suse.de>
1252 * tree-ssa.c (uid_ssaname_map_eq): New function.
1253 (uid_ssaname_map_has): Likewise.
1254 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1255 * tree-flow.h (struct gimple_df): Make default_defs a
1257 * tree-dfa.c (gimple_default_def): Deal with it.
1258 (set_default_def): Likewise.
1260 2007-10-18 Richard Guenther <rguenther@suse.de>
1262 * tree-flow.h (struct gimple_df): Make referenced_vars
1264 (uid_decl_map_eq): Declare.
1265 (uid_decl_map_hash): Likewise.
1266 * tree-ssa.c (uid_decl_map_eq): New function.
1267 (uid_decl_map_hash): Likewise.
1268 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1269 * tree-flow-inline.h (first_referenced_var): Deal with
1270 the referenced_vars representation change.
1271 (next_referenced_var): Likewise.
1272 * tree-dfa.c (referenced_var_lookup): Likewise.
1273 (referenced_var_check_and_insert): Likewise.
1274 (remove_referenced_var): Likewise.
1276 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1278 * config/mips/mips.c (mips_dwarf_register_span): New.
1279 (TARGET_DWARF_REGISTER_SPAN): Define.
1281 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1283 * config.gcc : update score-*-elf(extra_objs).
1284 * config/score/mac.md : Remove.
1285 * config/score/misc.md : Remove.
1286 * config/score/score7.md : Remove.
1287 * config/score/score-mdaux.h : Remove.
1288 * config/score/score-mdaux.c : Remove.
1289 * config/score/score-version.h : Remove.
1290 * config/score/score-generic.md : New.
1291 * config/score/score3.h : New.
1292 * config/score/score3.c : New.
1293 * config/score/score7.h : New.
1294 * config/score/score7.c : New.
1295 * config/score/mul-div.S : add flush_cache score3 support.
1296 * config/score/elf.h : Fix some typos.
1297 * config/score/score.md : merge score3 and score7 pattern.
1298 * config/score/score.c : use to seperate which target it used.
1299 * config/score/score.h : use to seperate the target macro.
1300 * config/score/score.opt : remove -mmac option , add -mscore3,
1301 -mscore3d and -march OPTION support.
1303 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1305 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1306 that the offset of a variable is not greater than the size
1309 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1311 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1312 atmega88p, atmega168p and atmega328p devices.
1313 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1314 (CRT_BINUTILS_SPECS): (Ditto.).
1315 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1317 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1319 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1321 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1322 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1323 (print_insn): Move declaration to ...
1324 * rtl.h (print_insn): ... here.
1326 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1328 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1329 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1330 m68k_sched_branch_type): Move declarations to ...
1331 * config/m68/m68k-protos.h: ... here.
1333 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1335 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1337 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1339 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1340 * config/avr/avr.h (LINK_SPEC): Likewise.
1341 (CRT_BINUTILS_SPECS): Likewsie.
1342 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1344 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1346 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1347 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1348 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1350 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1353 * reg-stack.c (move_for_stack_reg): Swap input argument of
1354 UNSPEC_TAN insn to the top of the stack.
1356 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1360 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1361 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1362 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1363 immediate shift value.
1364 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1365 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1366 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1367 Remove macros for !__OPTIMIZE__ case.
1369 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1371 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1373 (perform_var_substitution): Only DFS from real nodes. Don't test
1375 (unite_pointer_equivalences): Fix broken test.
1377 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1379 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1380 altivec sp_offset. Rearrange sp_offset assignments to
1381 correspond to stack adjustments. Use frame_reg_rtx for
1382 SPE register restores. Correct SPE stack adjustment.
1384 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1386 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1387 * toplev.c (check_global_declaration_1): Use appropriate warning
1388 option instead of unnamed warning.
1389 * stor-layout.c (layout_decl): Likewise.
1390 * c-typeck.c (build_conditional_expr): Likewise.
1391 (build_compound_expr): Fix wrong comment.
1392 (build_binary_op): Use appropriate warning option instead of
1394 * cfgexpand.c (tree_expand_cfg): Likewise.
1395 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1396 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1397 (execute_warn_function_return): Likewise.
1398 * stmt.c (warn_if_unused_value): Likewise.
1400 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1402 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1403 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1405 (CRT_BINUTILS_SPECS): Likewsie.
1406 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1408 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1411 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1413 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1415 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1416 (fini_dce): Only release them for the fast pass.
1417 (end_ud_dce): Delete.
1418 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1419 Call fini_dce instead of end_ud_dce.
1420 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1421 (run_fast_df_dce): Reset df_in_progress to false on exit.
1423 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1424 Maxim Kuvyrkov <maxim@codesourcery.com>
1426 * target.h (unspec_may_trap_p): New target hook.
1427 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1428 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1430 * targhooks.h (default_unspec_may_trap_p): Declare it.
1431 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1432 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1433 * rtl.h (may_trap_p_1): Declare.
1435 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1436 override default hook implementation.
1437 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1440 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1442 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1443 options enabled by Wextra and mention Wuninitialized.
1445 2007-10-15 Nigel Stephens <nigel@mips.com>
1447 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1449 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1451 PR tree-optimization/33136
1452 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1454 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1456 PR tree-optimization/33735
1457 PR tree-optimization/33572
1458 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1459 2007-10-09's change.
1460 * except.c (duplicate_eh_regions): Don't look for prev_try
1461 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1463 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1466 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1467 __builtin_va_arg_pack-containing call stmt.
1469 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1471 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1474 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1476 PR tree-optimization/33619
1477 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1480 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1482 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1484 2007-10-15 Richard Guenther <rguenther@suse.de>
1486 * fold-const.c (extract_array_ref): Remove.
1487 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1488 generic address expression comparison folding. Remove
1489 the folding that used extract_array_ref.
1491 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1494 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1495 speculation type of insn can be changed before trying to do that.
1497 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1499 * dse.c (struct insn_info): Add 'frame_read' field.
1500 (scan_insn): For the call to a const function, set frame_read if
1501 reload has been run.
1502 If the insn reads the frame, kill the frame related stores.
1503 (scan_reads_nospill): Likewise.
1505 2007-10-14 Jason Merrill <jason@redhat.com>
1507 * tree-eh.c (optimize_double_finally): Don't assume that the
1508 cleanup we're duplicating is only one statement.
1510 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1512 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1513 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1514 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1515 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1516 tree-vect-transform.c: Fix comment typos.
1517 * doc/extend.texi: Fix a typo.
1519 * c-common.h: Remove the prototype for c_expand_body.
1520 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1521 * tree.h: Remove the prototype for fold_build_call_expr.
1523 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1525 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1527 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1529 * config/rs6000/aix53.h: New file.
1530 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1531 (TARGET_ALTIVEC_ABI): Same.
1532 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1533 (TARGET_ALTIVEC_ABI): Delete.
1534 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1535 stanza defaulting to aix5.3.
1537 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1539 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1540 (strmov): Use defined constants.
1541 (cmpstrnsi): Likewise.
1542 * config/i386/i386.c (decide_alg): Use defined constants.
1543 (ix86_expand_strlen): Likewise.
1545 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1547 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1548 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1549 (mode_for_reg_attrs, var_lowpart): New functions.
1550 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1551 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1552 or copy is known, set LOC to the SET that performs the set, instead
1554 (find_src_status, find_src_set_src): Remove LOC parameter.
1555 Replace INSN with the source value.
1556 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1557 handling MO_SET and MO_COPY. Update the calls to find_src_status
1558 and find_src_set_src.
1560 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1563 * config/i386/i386.md (strmov): Check for esi and edi usage.
1564 * config/i386/i386.c (decide_alg): Check whether we can use a
1565 rep prefix and adjust algorithm choice accordingly.
1566 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1568 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1570 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1572 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1574 * global.c (build_insn_chain): Formatting fixes.
1576 2007-10-12 Richard Guenther <rguenther@suse.de>
1578 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1579 combining both operands require either both have single uses
1580 or combining to a constant.
1582 2007-10-12 Richard Guenther <rguenther@suse.de>
1585 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1586 a rhs with side-effects or which is a load.
1587 (forward_propagate_into_cond): Also try combining both operands.
1589 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1591 PR tree-optimization/33742
1592 * tree-vect-transform.c (vectorizable_operation): Return false
1593 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1594 (vectorizable_call): Same for rhs_type and lhs_type.
1596 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1598 PR tree-optimization/33645
1599 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1600 pass it to walk_tree.
1601 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1602 When calling set_is_used on a VAR_DECL, if data is not NULL and
1603 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1604 DECL_INITIAL after clearing the bit in bitmap.
1605 (remove_unused_locals): Adjust mark_all_vars_used callers.
1606 Instead of removing unused global vars from unexpanded_var_list
1607 immediately record them in bitmap, call mark_all_vars_used on
1608 all used global vars from unexpanded_var_list and only purge
1609 global vars that weren't found used even during that step.
1611 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1613 * gthr-posix.h (__gthread_active_init): Create detached instead of
1614 joinable thread when testing whether threads are active on hppa-hpux.
1615 * gthr-posix95.h (__gthread_active_init): Likewise.
1617 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1620 * global.c (build_insn_chain): Include insn that occur between
1623 2007-10-11 Tom Tromey <tromey@redhat.com>
1625 * gengtype-yacc.y: Delete.
1627 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1630 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1631 function_value_32, function_value_64, function_value_ms_64,
1632 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1633 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1636 2007-10-11 Richard Guenther <rguenther@suse.de>
1638 * gcse.c (hash_scan_set): If the next nonnote insn is in
1639 a different basic block insert the set.
1641 2007-10-11 Richard Guenther <rguenther@suse.de>
1644 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1645 (verify_gimple_expr): Use it to verify pointer-to types for
1648 2007-10-11 Richard Guenther <rguenther@suse.de>
1651 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1652 the array element type.
1654 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1656 PR rtl-optimization/33638
1657 * dse.c (struct insn_info): Remove 'stack_read' field,
1658 add 'stack_pointer_based' field.
1659 (record_store): For a store with non-constant base, record
1660 whether it is stack pointer based.
1661 (scan_insn): For the call to a const function, remove stack
1662 pointer based stores from the list of local active stores.
1663 (scan_reads_nospill): Delete code dealing with const functions.
1665 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1667 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1669 (conflict_p, set_conflict, set_conflicts): Likewise.
1670 * global.c (global_alloc): Likewise.
1671 * ra.h: Update prototypes.
1673 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1675 * opth-gen.awk: Fixed generation of comment stating the origin
1678 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1681 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1682 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1683 and '%}', respectively.
1686 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1687 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1688 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1690 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1694 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1695 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1696 syntax for ASSEMBLER_DIALECT.
1697 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1699 2007-10-10 Revital Eres <eres@il.ibm.com>
1701 * modulo-sched.c (check_nodes_order): Dump the final order of
1703 (get_sched_window): Add dump info.
1704 (calculate_order_params): Dump order params of the nodes.
1706 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1709 * ra-conflict.c (record_one_conflict_between_regnos,
1710 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1711 (global_conflicts): Enhanced incorrect check.
1713 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1715 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1716 if flag_exceptions is not set.
1717 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1718 assemble_name rather than incorrectly emulating it.
1720 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1721 friends are removed from G++.
1723 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1725 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1726 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1727 enabling them is redundant. Don't check two times for
1730 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1732 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1734 (set_conflicts_for_earlyclobber): Likewise.
1735 (global_conflicts): Likewise.
1737 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1739 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1740 and '%}', respectively.
1742 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1744 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1745 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1747 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1750 2007-10-09 Richard Guenther <rguenther@suse.de>
1753 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1754 of referenced structure and component.
1756 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1759 * ra-conflict.c (record_one_conflict_between_regnos,
1760 set_conflicts_for_earlyclobber, global_conflicts): Improved
1762 (global_conflicts): Removed incorrect check.
1764 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1766 PR tree-optimization/33615
1767 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1768 if the statement might throw. Fix formatting.
1770 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1772 PR tree-optimization/33615
1773 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1774 if the rhs might throw.
1776 2007-10-09 Jan Hubicka <jh@suse.cz>
1778 * invoke.texi (align-threshold, align-loop-iterations): Document.
1779 * final.c: Include cfgloop.h, params.h
1780 (compute_alignments): Dump decisions and compare them with loop
1781 structure; honor given parameters.
1782 (pass_compute_alignments): New dump file.
1783 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1784 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1786 2007-10-09 James E. Wilson <wilson@specifix.com>
1788 PR tree-optimization/33655
1790 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1791 convert it to bitsizetype before size_binop call.
1793 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1795 PR tree-optimization/33572
1796 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1797 the absence of a corresponding edge from the exit block.
1799 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1802 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1804 (sra_build_assignment): Likewise. Set up mask depending on
1805 precision, not type.
1806 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1807 computing bit masks.
1808 (sra_build_elt_assignment): Don't view-convert from signed to
1810 (sra_explode_bitfield_assignment): Use bit-field type if
1811 possible. Use BYTES_BIG_ENDIAN.
1813 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1816 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1817 the original stmt can throw.
1818 (sra_build_bf_assignment): Fix type mismatch when applying negated
1821 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1823 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1824 '#pragma mark' to be executed at preprocessing time.
1826 2007-10-08 Ollie Wild <aaw@google.com>
1828 * varasm.c (compare_constant): Removed call to
1829 lang_hooks.expand_constant.
1830 (copy_constants): Removed call to lang_hooks.expand_constant.
1831 (compute_reloc_for_constant): Removed call to
1832 lang_hooks.expand_constant.
1833 (output_addressed_constants): Removed call to
1834 lang_hooks.expand_constant.
1835 (constructor_static_from_elts_p): Removed call to
1836 lang_hooks.expand_constant.
1837 (output_constant): Removed calls to lang_hooks.expand_constant.
1838 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1839 * langhooks-def.h (lhd_return_tree): Removed.
1840 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1841 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1842 * langhooks.c (lhd_return_tree): Removed.
1844 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1846 * combine.c (setup_incoming_promotions): Ensure that
1847 arguments that have not undergone mode promotions do not
1848 incorrectly get marked as being sign- or zero-extended.
1850 2007-10-08 Richard Guenther <rguenther@suse.de>
1855 * fold-const.c (fold_binary): Use correct types in folding
1856 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1857 and building of RROTATE_EXPR.
1859 2007-10-08 Richard Guenther <rguenther@suse.de>
1864 * fold-const.c (fold_binary): Use the correct types when
1865 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1866 (fold_binary): Use the correct types when folding
1867 (-A) - B to (-B) - A.
1868 (fold_unary): Use the correct types when folding ~(X).
1870 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1872 * doc/invoke.texi (Wall): fix formatting issues.
1874 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1876 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1877 truncated shift counts.
1879 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1881 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1882 syntax for ASSEMBLER_DIALECT.
1883 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1885 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1886 Nathan Froyd <froydnj@codesourcery.com>
1888 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1889 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1891 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1894 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1896 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1897 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1898 the function, temporarily point the debug interface to the null one.
1900 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1902 PR tree-optimization/33655
1904 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1907 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1909 PR tree-optimization/33572
1910 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1911 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1912 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1914 (copy_edges_for_bb): Handle nonlocal label edges.
1915 (make_nonlocal_label_edges): Deleted.
1916 (optimize_inline_calls): Don't call it.
1918 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1920 * gthr-single.h: Revert last change.
1922 2007-10-05 Michael Matz <matz@suse.de>
1925 * lower-subreg.c (decompose_multiword_subregs): Use
1926 validate_unshare_change().
1928 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1930 * ra-conflict.c: Include "sparseset.h".
1931 (conflicts): Change to HOST_WIDEST_FAST_INT.
1932 (allocnos_live): Redefine variable as a sparseset.
1933 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1935 (allocno_row_words): Removed global variable.
1936 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1937 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1938 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1939 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1941 (record_one_conflict): Update uses of allocnos_live to use
1942 the sparseset routines. Use set_conflicts_p.
1943 (mark_reg_store): Likewise.
1944 (set_reg_in_live): Likewise.
1945 (global_conflicts): Update uses of allocnos_live.
1946 Use the new adjacency list to visit an allocno's neighbors
1947 rather than iterating over all possible allocnos.
1948 Call set_conflicts_p to setup conflicts rather than adding
1950 * global.c: Comments updated.
1951 (CONFLICTP): Delete define.
1952 (regno_compare): New function. Add prototype.
1953 (global_alloc): Sort the allocno to regno mapping according to
1954 which basic blocks the regnos are referenced in. Modify the
1955 conflict bit matrix to a compressed triangular bitmatrix.
1956 Only allocate the conflict bit matrix and adjacency lists if
1957 we are actually going to allocate something.
1958 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1959 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1960 allocno's neighbors rather than iterating over all possible allocnos.
1961 (mirror_conflicts): Removed function.
1962 (dump_conflicts): Iterate over regnos rather than allocnos so
1963 that all dump output will be sorted by regno number.
1964 Use the FOR_EACH_CONFLICT macro.
1965 * ra.h: Comments updated.
1966 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1967 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1969 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1970 (adjacency_list_d, adjacency_iterator_d): New types.
1971 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1972 adjacency_iter_next, regno_basic_block): New static inline functions.
1973 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1974 (conflict_p): Add function prototype.
1975 * sparseset.h, sparseset.c: New files.
1976 * Makefile.in (OBJS-common): Add sparseset.o.
1977 (sparseset.o): New rule.
1979 2007-10-05 Richard Guenther <rguenther@suse.de>
1982 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1985 2007-10-05 Michael Matz <matz@suse.de>
1988 * function.c (match_asm_constraints_1): Check for input
1989 being used in the outputs.
1991 2007-10-05 Richard Guenther <rguenther@suse.de>
1993 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1995 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1998 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1999 subset checks. Make the cost of FPR -> FPR moves depend on
2000 mips_mode_ok_for_mov_fmt_p.
2002 2007-10-04 Doug Kwan <dougkwan@google.com>
2004 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2005 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2006 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2007 support of conditional variables.
2008 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2009 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2010 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2011 support of conditional variables.
2012 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2013 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2014 conditional variables.
2015 * gthr.h: Update comments to document new interface.
2017 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2019 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2022 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2024 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2026 2007-10-04 Richard Guenther <rguenther@suse.de>
2029 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2030 does not need to be of INTEGER_TYPE.
2031 (verify_gimple_2): New function split out from ...
2032 (verify_gimple_1): ... here. ICE if there was an error during
2035 2007-10-04 Michael Matz <matz@suse.de>
2037 PR rtl-optimization/33653
2038 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2039 * dse.c (scan_insn): Same.
2041 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2043 * config.gcc: Remove USE_GAS for m68k targets.
2045 2007-10-04 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/33627
2048 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2049 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2051 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2052 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2054 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2056 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2057 commands_in_epilogues): Remove variables.
2058 (avr_file_start): Remove unneded initializations of commands_in_file,
2059 commands_in_prologues and commands_in_epilogues variables.
2060 (avr_file_end): Remove dead code.
2062 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2064 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2065 MOTOROLA is to true.
2067 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2070 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2071 (mips_split_doubleword_move): ...this.
2072 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2073 use natural endianness for multi-format FPR values.
2074 (mips_split_64bit_move): Rename to...
2075 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2076 Use move_doubleword_fpr* patterns for moves involving FPRs.
2077 (mips_save_reg): Update the call to mips_split_64bit_move.
2078 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2079 nonzero constant into an FPR if the constant can be forced to memory.
2080 * config/mips/mips.md: Update the splitter calls to
2081 mips_split_64bit_move.
2082 (UNSPEC_LOAD_DF_LOW): Rename to...
2083 (UNSPEC_LOAD_LOW): ...this.
2084 (UNSPEC_LOAD_DF_HIGH): Rename to...
2085 (UNSPEC_LOAD_HIGH): ...this.
2086 (UNSPEC_STORE_DF_HIGH): Rename to...
2087 (UNSPEC_STORE_WORD): ...this.
2088 (SPLITF): New mode iterator.
2089 (HALFMODE): New mode attribute.
2090 (movtf): New expander.
2091 (*movtf_internal): New define_insn_and_split.
2092 (move_doubleword_fpr<mode>): New expander.
2093 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2095 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2096 (mfhc1<mode>): ...these more general patterns.
2098 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2100 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2102 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2104 * gcse.c (hash_scan_set): Insert set in insn before note at
2105 the end of basic block.
2107 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2109 PR tree-optimization/33576
2110 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2111 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2112 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2113 (remove_iv): Declared.
2114 * lambda-code.c (remove_iv): Not static.
2115 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2116 Don't remove ivs there, save ivs in the buffer.
2118 2007-10-03 Jason Merrill <jason@redhat.com>
2121 * tree-eh.c (same_handler_p): New fn.
2122 (optimize_double_finally): New fn.
2123 (refactor_eh_r): New fn.
2124 (refactor_eh): New fn.
2125 (pass_refactor_eh): New pass.
2126 * tree-pass.h: Declare it.
2127 * passes.c (init_optimization_passes): Add it.
2129 2007-10-03 Doug Kwan <dougkwan@google.com>
2130 Richard Guenther <rguenther@suse.de>
2133 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2134 be conservative instead.
2136 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2139 * doc/invoke.texi (-fwhole-program): Document that Fortran
2140 doesn't support this option.
2142 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2145 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2148 2007-10-02 David Daney <ddaney@avtrex.com>
2150 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2151 against constant zero.
2152 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2155 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2157 * ra-conflict.c: New file.
2159 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2160 usage to DF_LIVE usage.
2161 (reload): Remove reference to df_get_live_top.
2162 * rtlanal.c (subreg_nregs_with_regno): New function.
2163 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2164 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2165 (df_has_eh_preds): Removed.
2166 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2167 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2169 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2170 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2171 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2172 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2173 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2174 (global_alloc): Turn off rescanning insns after call to
2175 global_conflicts and added call to set_preferences.
2176 (global_conflicts): Moved to ra-alloc.c.
2177 (set_preferences_1, set_preferences): New function.
2178 (mirror_conflicts): Changed types for various variables.
2179 (mark_elimination): Change DF_RA_LIVE
2180 usage to DF_LIVE usage.
2181 (build_insn_chain): Rewritten from scratch and made local.
2182 (print_insn_chain, print_insn_chains): New functions.
2183 (dump_conflicts): Do not print conflicts for fixed_regs.
2184 (rest_of_handle_global_alloc): Turn off insn rescanning.
2185 * hard-reg-set.h: Fixed comment.
2186 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2187 usage to DF_LIVE usage and delete refs to TOP sets.
2188 (block_alloc): Mark regs as live if they are in the artificial
2189 defs at top of block.
2190 (find_stack_regs): New function.
2191 (rest_of_handle_local_alloc): Changed urec problem to live
2192 problem and do not turn off df rescanning.
2193 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2194 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2195 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2196 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2197 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2198 fields in df_ref_flags. The rest have been renumbered.
2199 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2201 * rtl.h (subreg_nregs_with_regno): New function.
2202 * df-problems.c: (df_get_live_out, df_get_live_in,
2203 df_get_live_top): Removed reference to DF_RA_LIVE.
2204 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2205 df_live_alloc, df_live_reset, df_live_local_finalize,
2206 df_live_free): Make top set only if different from in set.
2207 (df_lr_top_dump, df_live_top_dump): Only print top set if
2208 different from in set.
2209 (df_lr_bb_local_compute): Removed unnecessary check.
2210 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2211 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2212 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2213 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2214 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2215 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2216 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2217 df_urec_add_problem): Removed.
2218 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2220 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2221 * basic_block.h (bb_has_abnormal_pred): New function.
2222 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2223 usage to DF_LIVE usage.
2225 2007-10-02 Revital Eres <eres@il.ibm.com>
2227 * config/rs6000/predicates.md (easy_vector_constant): Return false
2228 for 750CL paired vectors.
2229 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2231 (vec_initv2sf): Add new description.
2232 (vconcatsf): Likewise.
2233 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2234 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2236 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2238 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2239 sinking the last stmt in a BB.
2241 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2244 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2245 (sra_hash_tree): Handle BIT_FIELD_REFs.
2246 (sra_elt_hash): Don't hash bitfld blocks.
2247 (sra_elt_eq): Skip them in parent compares as well. Handle
2249 (build_element_name_1): Handle BIT_FIELD_REFs.
2250 (instantiate_element): Propagate nowarn from parents. Create
2251 BIT_FIELD_REF for variables that are widened by scalarization.
2252 Gimple-zero-initialize all bit-field variables that are not
2253 part of parameters that are going to be scalarized on entry.
2254 (instantiate_missing_elements_1): Return the sra_elt.
2255 (canon_type_for_field): New.
2256 (try_instantiate_multiple_fields): New. Infer widest possible
2257 access mode from decl or member type, but clip it at word
2258 size, and only widen it if a field crosses an alignment
2260 (instantiate_missing_elements): Use them.
2261 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2262 (scalar_bitfield_p): New.
2263 (sra_build_assignment): Optimize assignments from scalarizable
2264 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2267 (sra_build_bf_assignment): New. Optimize assignments to
2268 scalarizable BIT_FIELD_REFs.
2269 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2270 assignments to full variables.
2271 (generate_copy_inout): Use the new macros and functions.
2272 (generate_element_copy): Likewise. Handle bitfld differences.
2273 (generate_element_zero): Don't recurse for blocks. Use
2274 sra_build_elt_assignment.
2275 (generate_one_element_init): Take elt instead of var. Use
2276 sra_build_elt_assignment.
2277 (generate_element_init_1): Adjust.
2278 (bitfield_overlap_info): New struct.
2279 (bitfield_overlaps_p): New.
2280 (sra_explode_bitfield_assignment): New. Adjust widened
2281 variables to account for endianness.
2282 (sra_sync_for_bitfield_assignment): New.
2283 (scalarize_use): Re-expand assignment to/from scalarized
2284 BIT_FIELD_REFs. Explode or sync needed members for
2285 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2286 (scalarize_copy): Use REPLDUP.
2287 (scalarize_ldst): Move assert before dereference. Adjust EH
2289 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2291 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2293 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2294 Rename CR_* constants to CMP_*. Fix spacing.
2296 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2299 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2300 to be processed with the special script doc/install.texi2html.
2302 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2304 * doc/invoke.texi (Wall): List the options enabled by Wall.
2305 (Wstrict-aliasing): Add missing @option.
2307 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2309 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2310 rather than gen_lowpart to change a register from DImode to DFmode.
2311 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2312 both FROM and TO are integer modes that are no bigger than 4 bytes.
2313 (mips_mode_ok_for_mov_fmt_p): New function.
2314 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2315 (mips_secondary_reload_class): Tweak formatting and comments.
2316 Use reg_class_subset_p instead of direct comparisons with
2317 classes. Only allow direct FPR<->FPR moves for modes that
2318 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2319 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2320 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2321 (*movdi_64bit): Likewise.
2322 (*movsi_internal): Likewise.
2323 (*movhi_internal): Likewise.
2324 (*movqi_internal): Likewise.
2326 2007-09-30 Diego Novillo <dnovillo@google.com>
2329 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2332 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2334 PR tree-optimization/33597
2335 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2336 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2338 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2340 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2341 instead of variants of (!reload_in_progress && !reload_completed).
2342 (x86_expand_vector_move): Ditto.
2344 2007-09-28 Ollie Wild <aaw@google.com>
2347 2007-09-27 Ollie Wild <aaw@google.com>
2349 * varasm.c (compare_constant): Removed call to
2350 lang_hooks.expand_constant.
2351 (copy_constants): Removed call to lang_hooks.expand_constant.
2352 (compute_reloc_for_constant): Removed call to
2353 lang_hooks.expand_constant.
2354 (output_addressed_constants): Removed call to
2355 lang_hooks.expand_constant.
2356 (constructor_static_from_elts_p): Removed call to
2357 lang_hooks.expand_constant.
2358 (output_constant): Removed calls to lang_hooks.expand_constant.
2359 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2360 * langhooks-def.h (lhd_return_tree): Removed.
2361 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2362 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2363 * langhooks.c (lhd_return_tree): Removed.
2365 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2368 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2369 argument to gen_selb.
2371 2007-09-28 Chao-ying Fu <fu@mips.com>
2373 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2374 * doc/libgcc.texi (Fixed-point fractional library routines):
2375 Fix typos for neg and cmp functions.
2377 2007-09-28 Michael Matz <matz@suse.de>
2379 PR rtl-optimization/33552
2380 * function.c (match_asm_constraints_1): Check for overlap in
2381 inputs and replace all occurences.
2383 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2385 * config/mips/mips.c (override_options): Fix comment typo.
2387 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2389 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2390 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2391 * config/bfin/t-bfin-linux (crti.o): Don't build.
2393 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2394 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2396 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2398 2007-09-27 Ollie Wild <aaw@google.com>
2400 * varasm.c (compare_constant): Removed call to
2401 lang_hooks.expand_constant.
2402 (copy_constants): Removed call to lang_hooks.expand_constant.
2403 (compute_reloc_for_constant): Removed call to
2404 lang_hooks.expand_constant.
2405 (output_addressed_constants): Removed call to
2406 lang_hooks.expand_constant.
2407 (constructor_static_from_elts_p): Removed call to
2408 lang_hooks.expand_constant.
2409 (output_constant): Removed calls to lang_hooks.expand_constant.
2410 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2411 * langhooks-def.h (lhd_return_tree): Removed.
2412 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2413 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2414 * langhooks.c (lhd_return_tree): Removed.
2416 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2419 * expr.c (emit_group_load_1): Split constant double when destination
2420 length is half source length.
2422 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2424 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2425 (mips_cpu_info): Add tune_flags.
2426 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2427 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2429 (override_options): Remove deprecation code. Use branch-likely
2430 instructions for optimize_size or if the tuning flags do not
2431 suggest otherwise. Tweak warning.
2432 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2434 2007-09-27 Matthias Klose <doko@ubuntu.com>
2436 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2437 multilib osdirname if it exists.
2438 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2440 2007-09-27 Ian Lance Taylor <iant@google.com>
2442 PR tree-optimization/33565
2443 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2444 assignments of comparisons.
2445 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2446 parameter. Change caller. Defer overflow warnings around call to
2448 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2449 TREE_NO_WARNING is set on the statement.
2450 * tree-ssa-forwprop.c
2451 (tree_ssa_forward_propagate_single_use_vars): Don't test
2452 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2453 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2455 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2457 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2458 reduce offset by units of 0x10000 for SPE vector modes or modes
2459 used with E500 double instructions.
2461 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2463 * simplify-rtx.c (comparison_result): New.
2464 (simplify_const_relational_operation): Use it instead of the five
2465 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2466 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2467 optimizations. Extract nonzero_address_p optimizations into a
2468 separate "if" together with optimizations where op1 is const0_rtx.
2469 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2470 floating-point arguments too when appropriate. Hoist test for ABS
2471 outside the final switch statement.
2472 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2473 folded_arg0 if we found a constant equivalent. Remove
2474 transformations done in simplify-rtx.c for "op0 RELOP op0".
2476 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2478 * builtins.c (expand_builtin, expand_builtin_object_size,
2479 expand_builtin_memory_chk, maybe_emit_chk_warning,
2480 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2482 * expr.c (expand_expr_real_1): Likewise.
2483 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2484 (lhd_print_error_function): Add third argument.
2485 * langhooks.h (struct diagnostic_info): Add forward decl.
2486 (struct lang_hooks): Add third argument to print_error_function.
2487 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2488 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2490 (diagnostic_report_current_function): Likewise.
2491 * toplev.c (announce_function): Pass NULL as second argument to
2492 diagnostic_set_last_function.
2493 * diagnostic.c (diagnostic_report_current_function): Add second
2494 argument, pass it as third argument to lang_hooks.print_error_function.
2495 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2496 to diagnostic_report_current_function.
2497 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2498 and message.abstract_origin.
2499 (verbatim): Initialize abstract_origin.
2500 * pretty-print.h (text_info): Add abstract_origin field.
2501 * pretty-print.c (pp_base_format): Handle %K.
2502 * langhooks.c (lhd_print_error_function): Add third argument. If
2503 diagnostic->abstract_origin, print virtual backtrace.
2504 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2505 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2506 (init_dynamic_diag_info): Likewise.
2508 2007-09-26 David Daney <ddaney@avtrex.com>
2511 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2512 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2513 sync_old_nand<mode>, sync_new_nand<mode>,
2514 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2515 Update length attributes.
2516 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2517 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2519 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2520 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2521 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2524 2007-09-26 Richard Guenther <rguenther@suse.de>
2526 PR tree-optimization/33563
2527 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2528 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2530 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2531 get_use_of_stmt_lhs.
2533 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2536 * c-common.c (complete_array_type): Diagnose too-large arrays and
2537 set type to error_mark_node.
2539 2007-09-26 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/30375
2542 PR tree-optimization/33560
2543 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2547 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2549 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2550 (dse_global_data): Add aggregate_vardecl field.
2551 (dse_possible_dead_store_p): New.
2552 Add prev_defvar variable.
2553 Allow immediate uses and previous immediate uses to differ
2554 if they are setting different parts of the whole.
2555 (get_aggregate_vardecl): New.
2556 (dse_record_partial_aggregate_store): New.
2557 (dse_whole_aggregate_clobbered_p): New.
2558 (dse_partial_kill_p): New.
2559 Call dse_maybe_record_aggregate_store().
2560 When checking whether a STMT and its USE_STMT refer to the
2561 same memory address, check also for partial kills that clobber
2563 Move some variable definitions to the block where they are used.
2564 (aggregate_vardecl_hash): New.
2565 (aggregate_vardecl_eq): New.
2566 (aggregate_vardecl_free): New.
2567 (aggregate_whole_store_p): New.
2568 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2569 Mark which aggregate stores we care about.
2571 2007-09-25 DJ Delorie <dj@redhat.com>
2574 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2577 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2580 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2581 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2582 for vector int32 -> int64 conversions. Don't write beyond the end
2583 of the allocated vector for int32 -> int64 conversions.
2585 2007-09-25 Revital Eres <eres@il.ibm.com>
2587 * config/rs6000/paired.h (paired_sel): New.
2588 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2589 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2590 when expanding selv2sf.
2591 * config/rs6000/rs6000.h (rs6000_builtins): Add
2592 PAIRED_BUILTIN_SELV2SF4.
2594 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2597 * c-typeck.c (default_conversion): Call require_complete_type
2598 before perform_integral_promotions.
2599 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2600 (build_c_cast): Call require_complete_type except for casts to
2602 (convert_for_assignment): Call require_complete_type.
2604 2007-09-25 Revital Eres <eres@il.ibm.com>
2606 * config/spu/spu.md: Fix doloop pattern.
2608 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2610 * config/bfin/bfin.c (expand_prologue_reg_save,
2611 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2612 and ASTAT moved here...
2613 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2614 ... from here. New argument ALL; callers changed.
2615 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2616 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2617 have the "saveall" attribute.
2619 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2621 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2623 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2624 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2625 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2627 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2628 with REG_P tests before REGNO access.
2630 2007-09-24 DJ Delorie <dj@redhat.com>
2633 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2635 (movqicc_<code>_<mode>): Likewise.
2636 (movhicc_<code>_<mode>): Likewise.
2638 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2641 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2642 register for reload.
2644 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2647 * config/i386/i386.c (ix86_comp_type_attributes): Check
2650 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2652 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2653 "move.l %a4,%a4" to produce nops.
2654 * config/m68k/m68k.c (override_options): Reset align options,
2655 if neccessary align macro isn't avaible.
2657 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2659 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2661 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2663 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2665 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2666 reload is completed.
2667 (peephole pattern): Convert most of them to RTL peephole pattern.
2669 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2671 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2672 (moved from fp compare patterns).
2673 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2674 Cleanup predicates to relieve reload.
2675 (conditional_trap): Reject conditional trap with fp condition.
2676 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2677 certain constants early.
2679 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2681 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2683 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2685 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2686 Allow --with-tune=cell and --with-cpu=cell.
2688 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2690 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2691 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2693 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2695 (TARGET_BUILTIN_RECIPROCAL): Use it.
2696 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2697 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2698 (rs6000_emit_swrsqrtsf): New.
2699 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2701 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2702 (divsf3): Remove swdiv support.
2705 (rsqrt_internal1): New.
2706 (divdf3): Remove swdiv support.
2709 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2712 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2714 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2715 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2716 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2717 lang_hooks.type.type_hash_eq in addition to generic tests.
2719 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2720 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2722 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2723 reflect the cost per call to a target specific builtin.
2724 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2725 call to a target specific builtin, then use target_builtin_call_cost.
2726 (init_inline_once): Initialize target_builtin_call_cost field.
2728 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2731 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2734 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2736 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2737 * configure: Regenerated.
2739 2007-09-23 Ollie Wild <aaw@google.com>
2741 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2743 (get_pointer_modulus_and_residue): New function.
2745 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2747 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2748 combine an SC return value into a single register.
2750 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2752 * opth-gen.awk (target_flags_explicit): Declare.
2753 * toplev.h (target_flags_explicit): Delete declaration.
2754 * toplev.c (target_flags): Likewise.
2755 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2756 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2757 Never return true for TARGET_MIPS16.
2758 * config/mips/mips.c (mips_llsc): Delete.
2759 (mips_handle_option): Remove -mllsc handling.
2760 (mips_strip_unspec_address): Tweak comment.
2761 * config/mips/mips.opt (mllsc): Use a target mask.
2763 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2765 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2766 word_mode as well as Pmode.
2768 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2770 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2771 parameters from word_mode to the subword type if such a truncation
2774 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2776 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2777 * configure: Regenerated.
2779 2007-09-23 Jan Hubicka <jh@suse.cz>
2781 * params.def (INLINE_CALL_COST): Set to 12.
2782 * invoke.texi (inline-call-cost): Update default value.
2784 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2786 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2788 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2789 Revital Eres <eres@il.ibm.com>
2791 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2792 checks whether the count_reg is found outside the control part.
2794 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2796 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2797 instead of checking CALL_EXPR_FN directly to test for builtins.
2798 If error or warning attributes are present, print
2799 error resp. warning.
2800 * c-common.c (handle_error_attribute): New function.
2801 (c_common_attribute_table): Add error and warning
2803 * doc/extend.texi: Document error and warning attributes.
2805 * tree.h (block_nonartificial_location): New prototype.
2806 * tree.c (block_nonartificial_location): New function.
2807 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2808 if artificial attribute is present on abstract inline decl.
2809 * c-common.c (handle_artificial_attribute): New function.
2810 (c_common_attribute_table): Add artificial attribute.
2811 * final.c (override_filename, override_linenum): New variables.
2812 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2813 and override_linenum if inside of a block inlined from
2814 __attribute__((__artificial__)) function.
2815 (notice_source_line): Honor override_filename and override_linenum.
2816 * doc/extend.texi: Document __attribute__((__artificial__)).
2817 * config/i386/emmintrin.h: Add __artificial__ attribute to
2818 all __always_inline__ functions.
2819 * config/i386/mmintrin.h: Likewise.
2820 * config/i386/tmmintrin.h: Likewise.
2821 * config/i386/mm3dnow.h: Likewise.
2822 * config/i386/pmmintrin.h: Likewise.
2823 * config/i386/ammintrin.h: Likewise.
2824 * config/i386/xmmintrin.h: Likewise.
2825 * config/i386/smmintrin.h: Likewise.
2826 * config/i386/bmmintrin.h: Likewise.
2827 * config/i386/mmintrin-common.h: Likewise.
2830 * expr.c (expand_constructor): New function.
2831 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2832 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2835 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2837 * config/mips/mips.c (dump_constants_1): Generalize to include
2838 fractional and accumulator modes.
2840 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2842 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2843 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2845 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2846 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2848 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2850 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2852 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2853 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2855 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2856 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2857 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2859 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2861 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2862 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2863 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2865 2007-09-22 Jason Merrill <jason@redhat.com>
2868 * attribs.c (lookup_attribute_spec): Split out...
2869 (decl_attributes): From here.
2870 * tree.h: Declare it.
2872 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2874 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2876 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2878 * tree-inline.c (remap_type_1): Correctly chain variants.
2880 2007-09-22 Richard Guenther <rguenther@suse.de>
2882 PR tree-optimization/33146
2883 * fold-const.c (fold_binary): Use the original tree
2885 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2886 also changes "sign".
2888 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2891 * except.c (finish_eh_generation): Call commit_edge_insertions if
2892 there are insns queued on the entry edge.
2893 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2896 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2898 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2900 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2902 * gcc/config/i386/i386.c: Delete trailing whitespace.
2903 * gcc/config/i386/i386.h: Ditto.
2904 * gcc/config/i386/bmmintrin.h: Ditto.
2905 * gcc/config/i386/sync.md: Ditto.
2906 * gcc/config/i386/ppro.md: Ditto.
2907 * gcc/config/i386/mmx.md: Ditto.
2908 * gcc/config/i386/constraints.md: Ditto.
2909 * gcc/config/i386/sse.md: Ditto.
2910 * gcc/config/i386/athlon.md: Ditto.
2911 * gcc/config/i386/i386.md: Ditto.
2913 2007-09-21 Richard Guenther <rguenther@suse.de>
2915 PR tree-optimization/33508
2916 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2917 quadratic loop by keeping a bitmap of variables we have
2918 to clobber all subvariables for.
2919 (set_initial_properties): Likewise.
2921 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2923 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2925 2007-09-20 Nigel Stephens <nigel@mips.com>
2926 Chao-ying Fu <fu@mips.com>
2928 * c-decl.c (finish_declspecs): When _Sat is used without
2929 _Fract or _Accum, set the default type to cts_fract.
2930 This avoids a warning of "type defaults to int".
2932 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2934 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2935 bit-fields wider than one bit.
2937 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2940 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2942 * dbxout.c (dbxout_type): Likewise.
2946 * gimplify.c (gimplify_vla_decl): New function.
2947 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2949 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2951 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2953 * doc/invoke.texi (-minterlink-mips16): Document.
2954 * config/mips/mips.opt (minterlink-mips16): New option.
2955 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2958 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2960 * doc/extend.texi (Attribute Syntax): Remove old speculative
2963 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2965 * combine.c: Include cgraph.h.
2966 (setup_incoming_promotions): Rework to allow more aggressive
2967 elimination of sign extensions when all call sites of the
2968 current function are known to lie within the current unit.
2970 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2972 * dse.c (find_shift_sequence): No-op rework of control flow.
2974 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2976 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2977 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2979 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2981 * cfgexpand.c (dump_stack_var_partition): Use the correct
2982 index for the offset.
2984 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2986 * config/mips/sde.h: Switch to GPLv3.
2988 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2990 * tree-sra.c (decide_block_copy): Decide if there are groups.
2992 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2994 * config/m68k/m68k.c (output_move_himode): Remove jump table
2996 config/m68k/m68k.md (lea): Likewise.
2997 * config/m68k/m68k.c (print_operand_address): Use simple pc
2998 relative addressing.
3000 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3002 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3003 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3005 (asm_insn_count): Pass template as second argument to it.
3006 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3007 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3008 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3009 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3010 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3011 (sh_insn_length_adjustment): Pass template as second argument to it.
3012 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3014 * config/bfin/bfin.md (define_asm_attributes): New.
3016 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3018 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3020 * config/bfin/print-sysroot-suffix.sh: New.
3021 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3022 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3023 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3024 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3025 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3026 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3027 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3028 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3029 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3030 (linux-sysroot-suffix.h): New target.
3031 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3032 (mspecld-anomaly): Likewise.
3033 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3034 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3035 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3036 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3037 (bfin_si_revision): Declare.
3038 (bfin_workarounds): Declare.
3039 (WA_SPECULATIVE_LOADS): Define.
3040 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3041 (WA_SPECULATIVE_SYNCS): Define.
3042 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3043 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3044 (LIB_SPEC): Add %s to the linker scripts.
3045 Use proper linker script for bf522, bf525, bf527,
3046 bf538, bf539, bf542, bf544, bf548, and bf549.
3047 * config/bfin/bfin.c (bfin_si_revision): Define.
3048 (bfin_workarounds): Define.
3049 (struct bfin_cpu): New.
3051 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3052 (override_options): Set bfin_workarounds.
3053 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3054 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3055 ENABLE_WA_SPECULATIVE_LOADS.
3056 (bfin_reorg): Likewise.
3057 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3058 macros for bf522, bf525, bf527, bf538, bf539,
3059 bf542, bf544, bf548, and bf549.
3060 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3061 Don't define __ID_SHARED_LIB__ when -msep-data.
3062 (TARGET_DEFAULT): Define as 0.
3063 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3064 * doc/invoke.texi (Blackfin Options): Document silicon
3065 revision part of -mcpu option and it now accepts bf522, bf525,
3066 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3068 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3070 * alias.c (memory_modified_1): Deconstify.
3071 (memory_modified_in_insn_p): Don't use const_note_stores.
3072 * rtl.h (const_note_stores): Delete.
3073 * rtlanal.c (const_note_stores): Likewise.
3075 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3077 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3080 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3084 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3085 (addsi_small_int): Likewise.
3086 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3087 (one_cmplsi2): Likewise.
3089 (enter_func): Expand insn using hard_frame_pointer_rtx and
3092 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3093 hard_frame_pointer_rtx instead of using REGNO() check.
3094 Properly sign extend GEN_INT() argument.
3096 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3098 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3100 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3101 alternatives with just jcc.
3102 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3103 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3104 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3105 dbge_hi, dbge_si): Likewise.
3107 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3109 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3110 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3111 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3112 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3113 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3115 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3117 * config/m68k/m68k-devices.def (51qe): New device.
3118 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3119 to all uses of FL_FOR_isa_c for compatibility.
3120 (all_microarchs): Add cfv1 microarchitecture.
3121 (m68k_handle_option): Handle m51qe option.
3122 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3123 (TUNE_CFV1): New macro.
3124 (enum uarch_type): Add ucfv1.
3125 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3127 2007-09-18 Richard Guenther <rguenther@suse.de>
3129 PR tree-optimization/31863
3130 * tree-ssa-structalias.c (create_variable_info_for): Always
3131 free the fieldstack.
3133 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3135 * opts.c (decode_options): Enable vectorization under -O3.
3137 2007-09-18 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/33340
3140 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3141 SSA_NAMEs that occur in abnormal PHI nodes.
3143 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3145 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3146 Don't use const_get_call_expr_in.
3147 * tree-gimple.c (const_get_call_expr_in): Delete.
3148 * tree-gimple.h (const_get_call_expr_in): Likewise.
3150 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3152 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3153 not yet have a basic block.
3154 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3156 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3158 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3159 to both ".section"s.
3161 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3163 * config/mips/mips.c (mips_output_mi_thunk): Use
3164 mips_function_ok_for_sibcall and const_call_insn_operand
3165 to determine if a direct sibcall is allowed. Use
3166 mips_classify_symbol to determine a global pointer is needed.
3168 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3170 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3172 2007-09-17 Chao-ying Fu <fu@mips.com>
3173 Nigel Stephens <nigel@mips.com>
3175 * config/fixed-bit.h: New file.
3176 * config/fixed-bit.c: New file.
3177 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3179 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3181 * c-format.h (format_kind_info): Add alloc_char field.
3182 * c-format.c (scanf_flag_specs): Add 'm'.
3183 (scanf_flag_pairs): Add 'a', 'm' pair.
3184 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3185 (format_types_orig): Add alloc_char fields.
3186 (check_format_info_main): Rename aflag to alloc_flag.
3187 Handle fki->alloc_char. modifier after width and before length
3188 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3189 length modifiers as well.
3190 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3193 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3194 returned by build_call_expr.
3196 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3198 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3199 NULL for variable-sized records too.
3200 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3202 2007-09-17 Tom Tromey <tromey@redhat.com>
3204 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3205 (c_builtin_function): Likewise.
3206 (grokdeclarator): Likewise.
3208 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3210 PR rtl-optimization/26449
3211 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3212 (seq_insns_valid_p): Removed.
3214 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3216 * tree-nomudflap.c (gate_mudflap): New static function.
3217 (pass_mudflap_1): Use it as gate function.
3218 (pass_mudflap_2): Likewise.
3220 2007-09-17 Jan Hubicka <jh@suse.cz>
3224 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3226 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3228 PR tree-optimization/33319
3229 * tree-vect-analyze.c (vect_same_range_drs): New.
3230 (vect_vfa_range_equal): New.
3231 (vect_is_duplicate_ddr): Removed.
3232 (vect_mark_for_runtime_alias_test): Do not perform marking when
3233 optimizing for size or max_param for alias checking is zero.
3234 Move the function before vect_analyze_data_ref_dependence.
3235 (vect_analyze_data_ref_dependence): Add call to
3236 vect_mark_for_runtime_alias_test in two cases when dependence
3238 (vect_analyze_data_ref_dependences): Do not call to
3239 vect_mark_for_runtime_alias_test.
3240 (vect_prune_runtime_alias_test_list): New.
3241 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3242 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3243 Update vec_outside_cost.
3244 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3245 (vect_create_cond_for_alias_checks): Build the base address of data
3246 reference from DR_GROUP_FIRST_DR.
3247 (vect_loop_versioning): New.
3248 (vect_transform_loop): Add a call to vect_loop_versioning.
3249 Remove factored out code.
3251 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3254 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3257 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3259 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3260 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3261 Fix the call to insn_rtx_cost. Skip access sizes that require a
3262 real truncation of the store register. Use convert_move instead
3263 of gen_lowpart when narrowing the result.
3264 (replace_read): Use convert_move instead of gen_lowpart when
3265 narrowing the store rhs.
3267 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3269 * config/mips/mips.md (SHORT): Fix long line.
3270 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3271 to QImode and HImode.
3273 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3275 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3277 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3279 * tree-parloops.c: New file.
3280 * tree-ssa-operands.h (free_stmt_operands): Declare.
3281 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3283 * tree-pass.h (pass_parallelize_loops): Declare.
3284 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3286 (build_omp_regions_1): Allow analysing just a single OMP region and
3288 ( build_omp_regions_root, omp_expand_local): New functions.
3289 (build_omp_regions): Add argument to build_omp_regions_1 call.
3290 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3291 autoparallelization is run.
3292 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3293 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3294 pass_parallelize_loops): New.
3295 * common.opt (ftree-parallelize-loops): New.
3296 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3297 parallelize_loops): Declare.
3298 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3299 * Makefile.in (tree-parloops.o): Added.
3300 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3302 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3303 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3304 one extra edge as well.
3305 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3306 Use VEC_free to free doms vector.
3307 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3308 operands. Recompute operand caches in the new function.
3309 (move_sese_region_to_fn): Update loop info.
3310 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3311 * tree-ssa-operands.c (free_stmt_operands): New function.
3313 * doc/passes.texi: Document autoparallelization.
3314 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3316 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3319 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3322 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3324 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3325 the VEC is not NULL.
3326 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3327 get_vectype_for_scalar_type succeeded.
3328 (vectorizable_conversion): Likewise.
3330 2007-09-14 Jan Hubicka <jh@suse.cz>
3332 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3335 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3338 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3339 register when operands[2] equals operands[1].
3340 (remainderxf3): Ditto.
3342 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3343 Nigel Stephens <nigel@mips.com>
3345 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3346 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3347 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3349 (_Unwind_ForcedUnwind): Likewise.
3350 (_Unwind_Resume): Likewise.
3351 (_Unwind_Resume_or_Rethrow): Likewise.
3352 (_Unwind_Backtrace): Likewise.
3353 (_Unwind_SjLj_RaiseException): Likewise.
3354 (_Unwind_SjLj_ForcedUnwind): Likewise.
3355 (_Unwind_SjLj_Resume): Likewise.
3356 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3357 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3359 (_Unwind_ForcedUnwind): Likewise.
3360 (_Unwind_Resume): Likewise.
3361 (_Unwind_Resume_or_Rethrow): Likewise.
3362 (_Unwind_Backtrace): Likewise.
3363 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3364 (_Unwind_ForcedUnwind): Likewise.
3365 (_Unwind_RaiseException): Likewise.
3366 (_Unwind_Resume): Likewise.
3367 (_Unwind_Resume_or_Rethrow): Likewise.
3369 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3370 nomips16 mode when IN_LIBGCC2 with hard float.
3372 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3374 * config/mips/sdemtk.opt: Update to GPLv3.
3375 * config/mips/sdemtk.h: Likewise.
3377 2007-09-14 Nigel Stephens <nigel@mips.com>
3379 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3380 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3381 for mipsisa32-*-linux*.
3383 2007-09-14 Nigel Stephens <nigel@mips.com>
3384 David Ung <davidu@mips.com>
3385 Thiemo Seufer <ths@mips.com>
3386 Richard Sandiford <richard@codesourcery.com>
3388 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3389 * configure.ac: Add a mipssde threading type.
3390 * configure: Regenerate.
3391 * config/mips/sdemtk.h: New file.
3392 * config/mips/t-sdemtk: Likewise.
3393 * config/mips/sdemtk.opt: Likewise.
3394 * gthr-mipssde.h: Likewise.
3395 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3396 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3397 (MIPS_ICACHE_SYNC): New macro, split from ...
3398 * config/mips/mips.md (clear_cache): ...here.
3399 * config/mips/mips.c (mips_save_reg_p): Check
3400 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3401 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3402 (build_mips16_call_stub): Likewise.
3404 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3406 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3408 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3411 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3412 current_frame_info.n_local_regs. Don't return emitted local
3414 (ia64_compute_frame_size): Improve unwind hack to put
3415 RP, PFS, FP in that order by allowing some of the registers
3416 been already emitted, as long as they are emitted to the
3419 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3421 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3422 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3423 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3425 2007-09-13 Eric Christopher <echristo@apple.com>
3426 Kenneth Zadeck <zadeck@naturalbridge.com>
3428 * dse.c (find_shift_sequence): New function.
3429 (replace_read): Add case to remove read if it requires shift.
3430 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3432 2007-09-13 Tom Tromey <tromey@redhat.com>
3434 * c-common.c (fname_as_string): Update.
3435 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3436 (c_lex_one_token): Update. Add 'parser' argument.
3437 (c_parser_simple_asm_expr): Update.
3438 (c_parser_attributes): Update.
3439 (c_parser_asm_statement): Update.
3440 (c_parser_asm_operands): Update.
3441 (c_parser_peek_token): Update.
3442 (c_parser_peek_2nd_token): Update.
3443 * c-lex.c (c_lex_string_translate): Remove.
3444 (c_lex_return_raw_strings): Likewise.
3445 (c_lex_with_flags): Added 'lex_flags' argument.
3446 (lex_string): Added 'translate' argument.
3447 * c-pragma.h (c_lex_with_flags): Update.
3448 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3449 (C_LEX_STRING_NO_TRANSLATE): New define.
3450 (C_LEX_RAW_STRINGS): Likewise.
3452 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3455 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3456 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3457 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3458 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3459 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3460 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3461 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3462 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3463 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3464 (bdesc_1arg): Add __builtin_bfin_ones.
3465 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3466 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3467 and __builtin_bfin_csqu_fr16.
3468 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3469 (ones): New define_insn.
3470 (ssaddhi3_parts): New define_insn.
3471 (sssubhi3_parts): New define_insn.
3472 (flag_mulhi_parts): New define_insn.
3474 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3476 * common.opt (femit-class-debug-always): Turn off by default.
3478 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3480 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3481 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3483 2007-09-13 James E. Wilson <wilson@specifix.com>
3485 PR tree-optimization/33389
3486 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3487 then set build_loads before returning.
3489 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3490 David Ung <davidu@mips.com>
3492 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3493 {d}addiu and a negative immediate such that it works with MIPS16
3496 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3499 * configure.ac (ld_vers): Support Linux linker.
3500 * configure: Regenerated.
3502 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3503 Sandra Loosemore <sandra@codesourcery.com>
3505 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3506 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3507 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3508 nomips16 into decl attributes.
3509 (TARGET_INSERT_ATTRIBUTES): Override.
3510 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3511 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3512 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3513 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3514 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3515 (mips_use_mips16_mode_p): Reimplement as a function that takes
3516 a decl and considers only decl attributes. If the decl is nested
3517 function, use its parent attributes.
3518 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3519 instead of SYMBOL_REF_MIPS16_FUNC_P.
3520 (mips_set_mips16_mode): Move call to sorry here from old
3521 mips_use_mips16_mode_p.
3522 (mflip_mips16_entry): New structure.
3523 (mflip_mips16_htab): New variable.
3524 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3525 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3526 (mips_merge_decl_attributes): New function.
3527 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3528 Use mips_use_mips16_mode_p.
3529 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3530 SYMBOL_REF_MIPS16_FUNC_P.
3531 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3533 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3535 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3537 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3540 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3542 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3543 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3544 Tony Linthicum <tony.linthicum@amd.com>
3546 * tree.h (function_args_iterator): New type to iterate over
3548 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3549 function arguments providing a pointer to the argument.
3550 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3551 function arguments providing the argument.
3552 (function_args_iter_init): Inline function to initialize
3553 function_args_iterator.
3554 (function_args_iter_cond_ptr): Inline function to return the next
3555 pointer to hold the argument.
3556 (function_args_iter_cond): Inline function to return the next
3558 (function_args_iter_cond_next): Advance the function args
3560 (stdarg_p): New function, return true if variable argument
3562 (prototype_p): New function, return true if function is
3564 (function_args_count): New function, count the number of arguments
3567 * tree.c (stdarg_p): New function, return true if variable
3569 (prototype_p): New function, return true if function is
3572 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3573 (TARGET_ROUND): New macro for the round/ptest instructions which
3574 are shared between SSE4.1 and SSE5.
3575 (OPTION_MASK_ISA_ROUND): Ditto.
3576 (OPTION_ISA_ROUND): Ditto.
3577 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3578 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3580 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3581 (-mfused-madd): New switch to give users control over whether the
3582 compiler optimizes to use the multiply/add SSE5 instructions.
3584 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3585 m_ATHLON_K8_AMDFAM10, and change all uses.
3586 (enum pta_flags): Add PTA_SSE5.
3587 (ix86_handle_option): Turn off 3dnow if -msse5.
3588 (override_options): Add SSE5 support.
3589 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3591 (ix86_expand_sse_movcc): Add SSE5 support.
3592 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3593 vector type to the next largest size.
3594 (ix86_expand_sse5_pack): New function to use pperm to pack a
3595 vector type to the next smallest size.
3596 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3597 (IX86_BUILTIN_FMADDSD): Ditto.
3598 (IX86_BUILTIN_FMADDPS): Ditto.
3599 (IX86_BUILTIN_FMADDPD): Ditto.
3600 (IX86_BUILTIN_FMSUBSS): Ditto.
3601 (IX86_BUILTIN_FMSUBSD): Ditto.
3602 (IX86_BUILTIN_FMSUBPS): Ditto.
3603 (IX86_BUILTIN_FMSUBPD): Ditto.
3604 (IX86_BUILTIN_FNMADDSS): Ditto.
3605 (IX86_BUILTIN_FNMADDSD): Ditto.
3606 (IX86_BUILTIN_FNMADDPS): Ditto.
3607 (IX86_BUILTIN_FNMADDPD): Ditto.
3608 (IX86_BUILTIN_FNMSUBSS): Ditto.
3609 (IX86_BUILTIN_FNMSUBSD): Ditto.
3610 (IX86_BUILTIN_FNMSUBPS): Ditto.
3611 (IX86_BUILTIN_FNMSUBPD): Ditto.
3612 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3613 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3614 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3615 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3616 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3617 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3618 (IX86_BUILTIN_PPERM): Ditto.
3619 (IX86_BUILTIN_PERMPS): Ditto.
3620 (IX86_BUILTIN_PERMPD): Ditto.
3621 (IX86_BUILTIN_PMACSSWW): Ditto.
3622 (IX86_BUILTIN_PMACSWW): Ditto.
3623 (IX86_BUILTIN_PMACSSWD): Ditto.
3624 (IX86_BUILTIN_PMACSWD): Ditto.
3625 (IX86_BUILTIN_PMACSSDD): Ditto.
3626 (IX86_BUILTIN_PMACSDD): Ditto.
3627 (IX86_BUILTIN_PMACSSDQL): Ditto.
3628 (IX86_BUILTIN_PMACSSDQH): Ditto.
3629 (IX86_BUILTIN_PMACSDQL): Ditto.
3630 (IX86_BUILTIN_PMACSDQH): Ditto.
3631 (IX86_BUILTIN_PMADCSSWD): Ditto.
3632 (IX86_BUILTIN_PMADCSWD): Ditto.
3633 (IX86_BUILTIN_PHADDBW): Ditto.
3634 (IX86_BUILTIN_PHADDBD): Ditto.
3635 (IX86_BUILTIN_PHADDBQ): Ditto.
3636 (IX86_BUILTIN_PHADDWD): Ditto.
3637 (IX86_BUILTIN_PHADDWQ): Ditto.
3638 (IX86_BUILTIN_PHADDDQ): Ditto.
3639 (IX86_BUILTIN_PHADDUBW): Ditto.
3640 (IX86_BUILTIN_PHADDUBD): Ditto.
3641 (IX86_BUILTIN_PHADDUBQ): Ditto.
3642 (IX86_BUILTIN_PHADDUWD): Ditto.
3643 (IX86_BUILTIN_PHADDUWQ): Ditto.
3644 (IX86_BUILTIN_PHADDUDQ): Ditto.
3645 (IX86_BUILTIN_PHSUBBW): Ditto.
3646 (IX86_BUILTIN_PHSUBWD): Ditto.
3647 (IX86_BUILTIN_PHSUBDQ): Ditto.
3648 (IX86_BUILTIN_PROTB): Ditto.
3649 (IX86_BUILTIN_PROTW): Ditto.
3650 (IX86_BUILTIN_PROTD): Ditto.
3651 (IX86_BUILTIN_PROTQ): Ditto.
3652 (IX86_BUILTIN_PROTB_IMM): Ditto.
3653 (IX86_BUILTIN_PROTW_IMM): Ditto.
3654 (IX86_BUILTIN_PROTD_IMM): Ditto.
3655 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3656 (IX86_BUILTIN_PSHLB): Ditto.
3657 (IX86_BUILTIN_PSHLW): Ditto.
3658 (IX86_BUILTIN_PSHLD): Ditto.
3659 (IX86_BUILTIN_PSHLQ): Ditto.
3660 (IX86_BUILTIN_PSHAB): Ditto.
3661 (IX86_BUILTIN_PSHAW): Ditto.
3662 (IX86_BUILTIN_PSHAD): Ditto.
3663 (IX86_BUILTIN_PSHAQ): Ditto.
3664 (IX86_BUILTIN_FRCZSS): Ditto.
3665 (IX86_BUILTIN_FRCZSD): Ditto.
3666 (IX86_BUILTIN_FRCZPS): Ditto.
3667 (IX86_BUILTIN_FRCZPD): Ditto.
3668 (IX86_BUILTIN_CVTPH2PS): Ditto.
3669 (IX86_BUILTIN_CVTPS2PH): Ditto.
3670 (IX86_BUILTIN_COMEQSS): Ditto.
3671 (IX86_BUILTIN_COMNESS): Ditto.
3672 (IX86_BUILTIN_COMLTSS): Ditto.
3673 (IX86_BUILTIN_COMLESS): Ditto.
3674 (IX86_BUILTIN_COMGTSS): Ditto.
3675 (IX86_BUILTIN_COMGESS): Ditto.
3676 (IX86_BUILTIN_COMUEQSS): Ditto.
3677 (IX86_BUILTIN_COMUNESS): Ditto.
3678 (IX86_BUILTIN_COMULTSS): Ditto.
3679 (IX86_BUILTIN_COMULESS): Ditto.
3680 (IX86_BUILTIN_COMUGTSS): Ditto.
3681 (IX86_BUILTIN_COMUGESS): Ditto.
3682 (IX86_BUILTIN_COMORDSS): Ditto.
3683 (IX86_BUILTIN_COMUNORDSS): Ditto.
3684 (IX86_BUILTIN_COMFALSESS): Ditto.
3685 (IX86_BUILTIN_COMTRUESS): Ditto.
3686 (IX86_BUILTIN_COMEQSD): Ditto.
3687 (IX86_BUILTIN_COMNESD): Ditto.
3688 (IX86_BUILTIN_COMLTSD): Ditto.
3689 (IX86_BUILTIN_COMLESD): Ditto.
3690 (IX86_BUILTIN_COMGTSD): Ditto.
3691 (IX86_BUILTIN_COMGESD): Ditto.
3692 (IX86_BUILTIN_COMUEQSD): Ditto.
3693 (IX86_BUILTIN_COMUNESD): Ditto.
3694 (IX86_BUILTIN_COMULTSD): Ditto.
3695 (IX86_BUILTIN_COMULESD): Ditto.
3696 (IX86_BUILTIN_COMUGTSD): Ditto.
3697 (IX86_BUILTIN_COMUGESD): Ditto.
3698 (IX86_BUILTIN_COMORDSD): Ditto.
3699 (IX86_BUILTIN_COMUNORDSD): Ditto.
3700 (IX86_BUILTIN_COMFALSESD): Ditto.
3701 (IX86_BUILTIN_COMTRUESD): Ditto.
3702 (IX86_BUILTIN_COMEQPS): Ditto.
3703 (IX86_BUILTIN_COMNEPS): Ditto.
3704 (IX86_BUILTIN_COMLTPS): Ditto.
3705 (IX86_BUILTIN_COMLEPS): Ditto.
3706 (IX86_BUILTIN_COMGTPS): Ditto.
3707 (IX86_BUILTIN_COMGEPS): Ditto.
3708 (IX86_BUILTIN_COMUEQPS): Ditto.
3709 (IX86_BUILTIN_COMUNEPS): Ditto.
3710 (IX86_BUILTIN_COMULTPS): Ditto.
3711 (IX86_BUILTIN_COMULEPS): Ditto.
3712 (IX86_BUILTIN_COMUGTPS): Ditto.
3713 (IX86_BUILTIN_COMUGEPS): Ditto.
3714 (IX86_BUILTIN_COMORDPS): Ditto.
3715 (IX86_BUILTIN_COMUNORDPS): Ditto.
3716 (IX86_BUILTIN_COMFALSEPS): Ditto.
3717 (IX86_BUILTIN_COMTRUEPS): Ditto.
3718 (IX86_BUILTIN_COMEQPD): Ditto.
3719 (IX86_BUILTIN_COMNEPD): Ditto.
3720 (IX86_BUILTIN_COMLTPD): Ditto.
3721 (IX86_BUILTIN_COMLEPD): Ditto.
3722 (IX86_BUILTIN_COMGTPD): Ditto.
3723 (IX86_BUILTIN_COMGEPD): Ditto.
3724 (IX86_BUILTIN_COMUEQPD): Ditto.
3725 (IX86_BUILTIN_COMUNEPD): Ditto.
3726 (IX86_BUILTIN_COMULTPD): Ditto.
3727 (IX86_BUILTIN_COMULEPD): Ditto.
3728 (IX86_BUILTIN_COMUGTPD): Ditto.
3729 (IX86_BUILTIN_COMUGEPD): Ditto.
3730 (IX86_BUILTIN_COMORDPD): Ditto.
3731 (IX86_BUILTIN_COMUNORDPD): Ditto.
3732 (IX86_BUILTIN_COMFALSEPD): Ditto.
3733 (IX86_BUILTIN_COMTRUEPD): Ditto.
3734 (IX86_BUILTIN_PCOMEQUB): Ditto.
3735 (IX86_BUILTIN_PCOMNEUB): Ditto.
3736 (IX86_BUILTIN_PCOMLTUB): Ditto.
3737 (IX86_BUILTIN_PCOMLEUB): Ditto.
3738 (IX86_BUILTIN_PCOMGTUB): Ditto.
3739 (IX86_BUILTIN_PCOMGEUB): Ditto.
3740 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3741 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3742 (IX86_BUILTIN_PCOMEQUW): Ditto.
3743 (IX86_BUILTIN_PCOMNEUW): Ditto.
3744 (IX86_BUILTIN_PCOMLTUW): Ditto.
3745 (IX86_BUILTIN_PCOMLEUW): Ditto.
3746 (IX86_BUILTIN_PCOMGTUW): Ditto.
3747 (IX86_BUILTIN_PCOMGEUW): Ditto.
3748 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3749 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3750 (IX86_BUILTIN_PCOMEQUD): Ditto.
3751 (IX86_BUILTIN_PCOMNEUD): Ditto.
3752 (IX86_BUILTIN_PCOMLTUD): Ditto.
3753 (IX86_BUILTIN_PCOMLEUD): Ditto.
3754 (IX86_BUILTIN_PCOMGTUD): Ditto.
3755 (IX86_BUILTIN_PCOMGEUD): Ditto.
3756 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3757 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3758 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3759 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3760 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3761 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3762 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3763 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3764 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3765 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3766 (IX86_BUILTIN_PCOMEQB): Ditto.
3767 (IX86_BUILTIN_PCOMNEB): Ditto.
3768 (IX86_BUILTIN_PCOMLTB): Ditto.
3769 (IX86_BUILTIN_PCOMLEB): Ditto.
3770 (IX86_BUILTIN_PCOMGTB): Ditto.
3771 (IX86_BUILTIN_PCOMGEB): Ditto.
3772 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3773 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3774 (IX86_BUILTIN_PCOMEQW): Ditto.
3775 (IX86_BUILTIN_PCOMNEW): Ditto.
3776 (IX86_BUILTIN_PCOMLTW): Ditto.
3777 (IX86_BUILTIN_PCOMLEW): Ditto.
3778 (IX86_BUILTIN_PCOMGTW): Ditto.
3779 (IX86_BUILTIN_PCOMGEW): Ditto.
3780 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3781 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3782 (IX86_BUILTIN_PCOMEQD): Ditto.
3783 (IX86_BUILTIN_PCOMNED): Ditto.
3784 (IX86_BUILTIN_PCOMLTD): Ditto.
3785 (IX86_BUILTIN_PCOMLED): Ditto.
3786 (IX86_BUILTIN_PCOMGTD): Ditto.
3787 (IX86_BUILTIN_PCOMGED): Ditto.
3788 (IX86_BUILTIN_PCOMFALSED): Ditto.
3789 (IX86_BUILTIN_PCOMTRUED): Ditto.
3790 (IX86_BUILTIN_PCOMEQQ): Ditto.
3791 (IX86_BUILTIN_PCOMNEQ): Ditto.
3792 (IX86_BUILTIN_PCOMLTQ): Ditto.
3793 (IX86_BUILTIN_PCOMLEQ): Ditto.
3794 (IX86_BUILTIN_PCOMGTQ): Ditto.
3795 (IX86_BUILTIN_PCOMGEQ): Ditto.
3796 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3797 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3798 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3799 OPTION_MASK_ISA_ROUND for instructions that are shared between
3801 (bdesc_2arg): Ditto.
3802 (bdesc_sse_3arg): Ditto.
3803 (enum multi_arg_type): New enum for describing the various SSE5
3804 intrinsic argument types.
3805 (bdesc_multi_arg): New table for SSE5 intrinsics.
3806 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3807 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3809 (ix86_expand_builtin): Add SSE5 intrinsic support.
3810 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3811 operand instructions.
3812 (ix86_expand_sse5_multiple_memory): New function to split the
3813 second memory reference from SSE5 instructions.
3814 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3815 (ix86_return_pops_args): Use stdarg_p to determine if the function
3816 has variable arguments.
3817 (ix86_setup_incoming_varargs): Ditto.
3818 (x86_this_parameter): Ditto.
3820 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3822 (ix86_expand_sse5_pack): Ditto.
3823 (ix86_sse5_valid_op_p): Ditto.
3824 (ix86_expand_sse5_multiple_memory): Ditto.
3826 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3827 constant for SSE5 support.
3828 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3829 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3830 (UNSPEC_SSE5_PERMUTE): Ditto.
3831 (UNSPEC_SSE5_ASHIFT): Ditto.
3832 (UNSPEC_SSE5_LSHIFT): Ditto.
3833 (UNSPEC_FRCZ): Ditto.
3834 (UNSPEC_CVTPH2PS): Ditto.
3835 (UNSPEC_CVTPS2PH): Ditto.
3836 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3838 (COM_FALSE_S): Ditto.
3839 (COM_FALSE_P): Ditto.
3840 (COM_TRUE_S): Ditto.
3841 (COM_TRUE_P): Ditto.
3842 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3843 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3845 (memory attribute): Ditto.
3846 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3847 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3848 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3849 (floor<mode>2): Ditto.
3850 (ceil<mode>2): Ditto.
3851 (btrunc<mode>2): Ditto.
3852 (nearbyintdf2): Ditto.
3853 (nearbyintsf2): Ditto.
3854 (sse_setccsf): Disable if SSE5.
3855 (sse_setccdf): Ditto.
3856 (sse5_setcc<mode>): New support for SSE5 conditional move.
3857 (sse5_pcmov_<mode>): Ditto.
3859 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3861 (SSEMODEF2P): Ditto.
3862 (ssemodesuffixf4): New mode attribute for SSE5.
3863 (ssemodesuffixf2s): Ditto.
3864 (ssemodesuffixf2c): Ditto.
3865 (sserotatemax): Ditto.
3866 (ssescalarmode): Ditto.
3867 (sse_maskcmpv4sf3): Disable if SSE5.
3868 (sse_maskcmpv2df3): Ditto.
3869 (sse_vmmaskcmpv4sf3): Ditto.
3870 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3872 (sse5_vmfmadd<mode>4): Ditto.
3873 (sse5_fmsub<mode>4): Ditto.
3874 (sse5_vmfmsub<mode>4): Ditto.
3875 (sse5_fnmadd<mode>4): Ditto.
3876 (sse5_vmfnmadd<mode>4): Ditto.
3877 (sse5_fnmsub<mode>4): Ditto.
3878 (sse5_vmfnmsub<mode>4): Ditto.
3879 (sse5i_fmadd<mode>4): Ditto.
3880 (sse5i_fmsub<mode>4): Ditto.
3881 (sse5i_fnmadd<mode>4): Ditto.
3882 (sse5i_fnmsub<mode>4): Ditto.
3883 (sse5i_vmfmadd<mode>4): Ditto.
3884 (sse5i_vmfmsub<mode>4): Ditto.
3885 (sse5i_vmfnmadd<mode>4): Ditto.
3886 (sse5i_vmfnmsub<mode>4): Ditto.
3887 (mulv16qi3): Add SSE5 support.
3889 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3890 (sse2_mulv4si3): Disable if SSE5.
3891 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3892 (sse4_1_roundps): Ditto.
3893 (sse4_1_roundsd): Ditto.
3894 (sse4_1_roundss): Ditto.
3895 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3897 (sse_maskcmpsf3): Ditto.
3898 (sse_vmmaskcmpv4sf3): Ditto.
3899 (sse2_maskcmpv2df3): Ditto.
3900 (sse2_maskcmpdf3): Ditto.
3901 (sse2_vmmaskcmpv2df3): Ditto.
3902 (sse2_eq<mode>3): Ditto.
3903 (sse2_gt<mode>3): Ditto.
3904 (sse5_pcmov_<mode>): Add SSE5 support.
3905 (vec_unpacku_hi_v16qi): Ditto.
3906 (vec_unpacks_hi_v16qi): Ditto.
3907 (vec_unpacku_lo_v16qi): Ditto.
3908 (vec_unpacks_lo_v16qi): Ditto.
3909 (vec_unpacku_hi_v8hi): Ditto.
3910 (vec_unpacks_hi_v8hi): Ditto.
3911 (vec_unpacku_lo_v8hi): Ditto.
3912 (vec_unpacks_lo_v8hi): Ditto.
3913 (vec_unpacku_hi_v4si): Ditto.
3914 (vec_unpacks_hi_v4si): Ditto.
3915 (vec_unpacku_lo_v4si): Ditto.
3916 (vec_unpacks_lo_v4si): Ditto.
3917 (sse5_pmacsww): New SSE5 intrinsic insn.
3918 (sse5_pmacssww): Ditto.
3919 (sse5_pmacsdd): Ditto.
3920 (sse5_pmacssdd): Ditto.
3921 (sse5_pmacssdql): Ditto.
3922 (sse5_pmacssdqh): Ditto.
3923 (sse5_pmacsdqh): Ditto.
3924 (sse5_pmacsswd): Ditto.
3925 (sse5_pmacswd): Ditto.
3926 (sse5_pmadcsswd): Ditto.
3927 (sse5_pmadcswd): Ditto.
3928 (sse5_pcmov_<move>): Conditional move support on SSE5.
3929 (sse5_phaddbw): New SSE5 intrinsic insn.
3930 (sse5_phaddbd): Ditto.
3931 (sse5_phaddbq): Ditto.
3932 (sse5_phaddwd): Ditto.
3933 (sse5_phaddwq): Ditto.
3934 (sse5_phadddq): Ditto.
3935 (sse5_phaddubw): Ditto.
3936 (sse5_phaddubd): Ditto.
3937 (sse5_phaddubq): Ditto.
3938 (sse5_phadduwd): Ditto.
3939 (sse5_phadduwq): Ditto.
3940 (sse5_phaddudq): Ditto.
3941 (sse5_phsubbw): Ditto.
3942 (sse5_phsubwd): Ditto.
3943 (sse5_phsubdq): Ditto.
3944 (sse5_pperm): Ditto.
3945 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3946 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3947 (sse5_pperm_sign_v8hi_v4si): Ditto.
3948 (sse5_pperm_zero_v8hi_v4si): Ditto.
3949 (sse5_pperm_sign_v4si_v2di): Ditto.
3950 (sse5_pperm_sign_v4si_v2di): Ditto.
3951 (sse5_pperm_pack_v2di_v4si): Ditto.
3952 (sse5_pperm_pack_v4si_v8hi): Ditto.
3953 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3954 (sse5_perm<mode>): New SSE5 intrinsic insn.
3955 (rotl<mode>3): Ditto.
3956 (sse5_rotl<mode>3): Ditto.
3957 (sse5_ashl<mode>3): Ditto.
3958 (sse5_lshl<mode>3): Ditto.
3959 (sse5_frcz<mode>2): Ditto.
3960 (sse5s_frcz<mode>2): Ditto.
3961 (sse5_cvtph2ps): Ditto.
3962 (sse5_cvtps2ph): Ditto.
3963 (sse5_vmmaskcmp<mode>3): Ditto.
3964 (sse5_com_tf<mode>3): Ditto.
3965 (sse5_maskcmp<mode>3): Ditto.
3966 (sse5_maskcmp_uns<mode>3): Ditto.
3967 (sse5_maskcmp_uns2<mode>3): Ditto.
3968 (sse5_pcom_tf<mode>3): Ditto.
3970 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3972 (sse5_comparison_float_operator): New predicate to match the
3973 comparison operators supported by the SSE5 com instruction.
3974 (ix86_comparison_int_operator): New predicate to match just the
3975 signed int comparisons.
3976 (ix86_comparison_uns_operator): New predicate to match just the
3977 unsigned int comparisons.
3979 * doc/invoke.texi (-msse5): Add documentation.
3980 (-mfused-madd): Ditto.
3982 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3984 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3986 (x86_64-*-*): Ditto.
3988 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3990 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3991 intrinisics for SSE5.
3993 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3996 * config/i386/mmintrin-common.h: New file, to contain common
3997 instructions between SSE4.1 and SSE5.
3999 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4000 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4001 (gen_regparm_prefix): Ditto.
4003 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4004 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4005 prototype_p to determine if a function is prototyped.
4007 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4009 * config/dfp-bit.c (dfp_conversion_exception): New function.
4010 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4011 (DFP_TO_INT): Ditto.
4012 (INT_TO_DFP): Ditto.
4013 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4015 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4018 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4019 before sp restoration even when total_size is 0, but
4020 frame_pointer_needed.
4022 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4024 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4025 (xtensa_copy_incoming_a7): Use start_sequence instead of
4026 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4027 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4028 of the saveregs sequence.
4030 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4032 * c-tree.h (grokfield): Add a "tree *" argument.
4033 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4034 Chain nested decl attributes to it. Don't call decl_attributes here.
4035 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4036 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4037 (grokfield): Take a pointer to the decl's attributes and pass
4038 it to grokdeclarator.
4039 * c-parser.c (c_parser_struct_declaration): Update the calls to
4040 grokfield. Call decl_attributes for anonymous struct and union
4043 2007-09-12 Jan Hubicka <jh@suse.cz>
4045 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4047 2007-09-12 Ira Rosen <irar@il.ibm.com>
4049 PR tree-optimization/32377
4050 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4051 between positive and negative dependence distance using DDR_REVERSED_P.
4053 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4055 PR tree-optimization/33373
4056 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4057 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4059 2007-09-12 Jan Hubicka <jh@suse.cz>
4062 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4065 2007-09-12 Christian Bruel <christian.bruel@st.com>
4067 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4068 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4070 2007-09-12 Ira Rosen <irar@il.ibm.com>
4072 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4073 for oprnd1 if not required.
4074 (vectorizable_operation): Use scalar operand in SLP in case of
4075 shift with scalar argument.
4077 2007-09-12 Ira Rosen <irar@il.ibm.com>
4079 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4082 2007-09-11 James E. Wilson <wilson@specifix.com>
4084 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4085 TARGET_UNWIND_INFO is defined.
4086 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4089 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4091 * config/sh/sh.c (calc_live_regs): Use
4092 current_function_saves_all_registers instead of
4093 current_function_has_nonlocal_label.
4094 (sh_allocate_initial_value): Likewise.
4095 (sh_get_pr_initial_val): Likewise.
4096 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4097 * config/sh/sh.md (load_ra): Likewise.
4099 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4101 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4104 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4105 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4107 2007-09-12 Sa Liu <saliu@de.ibm.com>
4109 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4110 operands to DFmode GE or LE compares.
4112 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4114 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4115 REG_CLASS_NAMES): Add P0REGS.
4116 (REGNO_REG_CLASS): Return it where appropriate.
4117 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4118 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4119 * doc/md.texi (Blackfin family): Document 'q' constraints.
4121 2007-09-11 Steve Kenton <skenton@ou.edu>
4123 * pa/linux-unwind.h: Guard with inhibit_libc.
4124 * pa/hpux-unwind.h: Likewise.
4126 2007-09-11 David Daney <ddaney@avtrex.com>
4128 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4129 * doc/install.texi: Document new --with-llsc and --without-llsc
4131 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4132 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4133 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4135 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4136 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4137 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4138 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4139 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4140 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4141 * config/mips/mips.opt (mllsc): New option.
4142 * config/mips/mips.c (mips_llsc): Define variable.
4143 (mips_handle_option): Handle mllsc option.
4144 (override_options): Set mips_print_operand_punct for '|' and '-'.
4145 (print_operand): Add new %| and %- operand codes.
4146 * config/mips/mips.h (mips_llsc_setting): New enum type.
4147 (mips_llsc): Declare.
4148 (OPTION_DEFAULT_SPECS): Add llsc handling.
4149 (GENERATE_SYNC): New macro.
4150 (GENERATE_LL_SC): New macro.
4151 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4152 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4153 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4154 in %| and %- operand codes.
4156 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4158 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4159 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4161 2007-09-11 Jason Merrill <jason@redhat.com>
4164 * stor-layout.c (layout_decl): Do pack variable size fields.
4166 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4168 * config/m68k/predicates.md (movsi_const0_operand,
4169 non_symbolic_call_operand): New predicates.
4171 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4173 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4174 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4175 CW, CZ, CS, Ap and Ac.
4177 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4178 (constraints.md): New include.
4179 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4180 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4181 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4183 (pushdi): Add split.
4184 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4185 attributes. Split tstsi_internal_68020_cf from it.
4186 (tstsi_internal_68020_cf): New pattern.
4187 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4188 (tst<mode>_cf): Specify attributea.
4189 (cmpsi_cf): Name pattern. Specify attributes.
4190 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4191 (pushexthisi_const): Fix to use alternatives. Specify
4193 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4194 from it. Fix to use alternatives. Specify attributes.
4195 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4196 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4198 (movsf_cf_soft): Specify attributes.
4199 (movdf_cf_soft): Add split.
4200 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4201 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4202 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4203 (truncdfsf2_68881): Name pattern. Specify attributes.
4204 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4205 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4206 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4208 (addsi3_5200): Fix to use alternatives. Specify attributes.
4210 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4211 (subsi3): Add alternative for subq.l. Specify attributes.
4212 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4213 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4215 (umulhisi3): Specify attributes.
4216 (mulhisisi3_z): Name pattern. Specify attributes.
4217 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4218 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4219 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4220 bsetmemqi): Specify attributes.
4221 (bsetmemqi_ext): Name pattern. Specify attributes.
4222 (bclrmemqi): Specify attributes.
4223 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4224 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4226 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4227 pattern. Specify attributes.
4228 (jump): Specify attributes.
4229 (tablejump_internal): Name pattern. Specify attributes.
4230 (call_value): Split into non_symbolic_call_value,
4231 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4232 alternatives. Specify attributes.
4233 (non_symbolic_call_value, symbolic_call_value_jsr,
4234 symbolic_call_value_bsr): New patterns.
4235 (nop, return, unlink, indirect_jump): Specify attributes.
4236 (trap): Fix condition. Specify attributes.
4239 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4240 (override_options): Initialize it. Initialize m68k_sched_cpu.
4241 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4242 (const_method): Make global, rename to m68k_const_method.
4243 (const_int_cost, output_move_const_into_data_reg): Update.
4244 (output_move_double): Parametrize to emit rtl code, rename to
4246 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4247 emit_movsi): New static functions.
4248 (output_move_double): New function with semantics of old
4250 (m68k_emit_move_double): New function.
4251 (m68k_sched_cpu): New variable.
4252 (attr_op_type): New enum.
4253 (sched_guess_p): New variable.
4254 (sched_address_type, sched_operand_type, sched_attr_op_type):
4255 New static functions.
4256 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4257 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4258 (sched_branch_type): New static variable.
4259 (m68k_sched_branch_type): New function.
4260 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4261 (m68k_symbolic_call_var): Declare.
4262 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4263 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4264 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4265 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4268 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4270 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4271 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4272 error if __builtin_va_arg_pack_len () wasn't optimized out during
4274 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4275 with the number of inline's anonymous arguments.
4276 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4278 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4280 * fold-const.c (extract_muldiv_1): Do not simplify
4283 2007-09-11 Jan Hubicka <jh@suse.cz>
4285 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4286 (TARGET_INTER_UNIT_CONVERSIONS): New.
4287 * i386.md (floatsi expanders): Remove redundant check for SImode
4288 source; offload to memory when asked for.
4289 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4290 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4292 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4293 floatsidf2_mixed_memory, floatsidf2_sse_memory
4294 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4295 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4297 2007-09-11 Jan Hubicka <jh@suse.cz>
4299 * toplev.c (process_options): all frontends now do unit-at-a-time.
4300 * cgraphunit.c: update comments.
4301 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4302 * c-decl.c (finish_function): use cgraph_add_new_function.
4303 * function.c (expand_function_end): We are always unit-at-a-time.
4305 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4307 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4308 settings for MIPS16.
4309 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4311 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4313 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4314 SYMBOL_FORCE_TO_MEM constants.
4315 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4316 (mips16_rewrite_pool_refs_info): New structure.
4317 (mips16_rewrite_pool_constant): New function, split out from...
4318 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4319 mips16_rewrite_pool_refs_info structure rather than a pointer
4320 to a constant pool. Force force_to_mem_operands into memory.
4321 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4322 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4323 * config/mips/constraints.md (kf): New constraint.
4324 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4325 (*movsi_mips16): Likewise.
4327 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4328 Nigel Stephens <nigel@mips.com>
4329 David Ung <davidu@mips.com>
4331 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4332 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4333 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4334 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4335 (mips_zero_extend_cost): New functions.
4336 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4337 Use the new functions. Tweak many cost estimates, both here
4338 and in the new subroutines. Return false when the cost of the
4339 operands has not been calculated. Check for *clear_upper32.
4340 Check for floating-point multiply-add, reciprocal and rsqrt
4341 patterns. Handle comparison and rotation codes.
4343 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4345 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4347 * config/i386/i386.c (get_dllimport_decl): Don't strip
4350 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4353 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4354 declarations to top.
4355 (DFP_TO_BFP): Use for either XFmode or TFmode.
4356 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4358 * config/dfp-bit.h: Include float.h.
4359 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4360 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4361 which doesn't mean the same thing.
4362 (BFP_KIND): Use 4 to mean TFmode.
4363 (BFP_FMT): Specify the number of decimal digits based on the
4364 number of mantissa digits.
4365 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4366 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4367 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4368 (TFtype): Define if TFmode is supported.
4369 * doc/libgcc.texi (Decimal float library routines): Document
4370 TF conversion functions.
4372 2007-09-10 Chao-ying Fu <fu@mips.com>
4374 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4375 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4376 (mips_emit_compare): Process fixed-point modes.
4377 (mips_pad_arg_upward): Support fixed-point types.
4378 (override_options): Allow fixed-point modes in accumulators.
4379 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4380 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4381 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4382 (mips_scalar_mode_supported_p): New function to accept fixed-point
4383 modes if the width is not greater than two BITS_PER_WORD.
4384 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4385 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4386 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4387 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4388 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4390 ("IMODE"): New mode attribute.
4391 (mips-fixed.md): Include.
4392 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4394 * config/mips/mips-fixed.md: New file.
4396 2007-09-11 Ben Elliston <bje@au.ibm.com>
4398 * config/spu/spu.md: Formatting fixes.
4400 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4402 * config/dfp-bit.c (dfp_unary_func): Delete.
4403 (dfp_unary_op): Delete.
4404 (dfp_binary_op): Use decFloat functions instead of decNumber
4405 functions for binary operations.
4406 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4407 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4409 (dfp_compare_op): Use decFloat functions insteadof decNumber
4410 functions for comparisons.
4411 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4412 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4414 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4415 call to dxx_binary_op and decFloat function.
4416 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4417 calls to dxx_binary_op and decFloat function.
4418 * config/dfp-bit.h: Include decFloat header files.
4419 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4420 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4421 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4422 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4424 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4425 Jan Sjodin <jan.sjodin@amd.com>
4427 * tree-vect-analyze.c (vect_analyze_operations): Change
4428 comparison of loop iterations with threshold to less than
4429 or equal to instead of less than. Reduce
4430 min_scalar_loop_bound by one.
4431 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4432 Change prologue and epilogue iterations estimate to vf/2,
4433 when unknown at compile-time. Change versioning guard
4434 cost to taken_branch_cost. If peeling for alignment is
4435 unknown at compile-time, change peel guard costs to one
4436 taken branch and one not-taken branch per peeled loop.
4437 If peeling for alignment is known but number of scalar loop
4438 iterations is unknown at compile-time, change peel guard
4439 costs to one taken branch per peeled loop. Change the cost
4440 model equation to consider vector iterations as the loop
4441 iterations less the prologue and epilogue iterations.
4442 Change outside vector cost check to less than or equal to
4443 zero instead of equal to zero.
4444 (vect_do_peeling_for_loop_bound): Reduce
4445 min_scalar_loop_bound by one.
4446 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4447 TARG_COND_NOT_TAKEN_BRANCH_COST.
4448 * config/i386/i386.h (processor_costs): Add
4449 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4450 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4451 vec_align_load_cost, vect_unalign_load_cost,
4452 vec_store_cost, cond_taken_branch_cost,
4453 cond_not_taken_branch_cost.
4454 Define macros for x86 costs.
4455 * config/i386/i386.c:
4456 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4457 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4458 scalar_to_vec_cost, vec_align_load_cost,
4459 vect_unalign_load_cost, vec_store_cost,
4460 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4461 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4462 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4463 core2_cost, generic64_cost, generic32_cost): Set to default
4465 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4466 (x86_builtin_vectorization_cost): New.
4468 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4469 Ben Elliston <bje@au.ibm.com>
4471 * dfp.c: Include decimal128Local.h;
4472 (dfp_byte_swap): Remove.
4473 (encode_decimal32, decode_decimal32): Don't handle endianness.
4474 (encode_decimal64, decode_decimal64): Ditto.
4475 (encode_decimal128, decode_decimal128): Ditto.
4476 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4478 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4480 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4481 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4483 2007-09-10 David Daney <ddaney@avtrex.com>
4485 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4487 (memory_barrier): Rewrote as an insn that clobbers memory.
4489 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4491 * config/mips/mips.c (mips_global_pointer): Check
4492 call_really_used_regs instead of call_used_regs.
4493 (mips_save_reg_p): Likewise. Save all call-saved registers
4494 if current_function_saves_all_registers. Fix indentation.
4495 No longer treat $18 as a special case.
4496 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4498 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4500 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4501 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4502 the introductory comment.
4503 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4504 (override_options): Don't test for it.
4505 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4506 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4507 * config/mips/vr.h: As for config/mips/sde.h.
4509 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4510 Revital Eres <eres@il.ibm.com>
4512 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4513 (struct ddg): Define.
4514 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4515 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4516 * config/spu/spu.c: Include ddg.h.
4517 (TARGET_SCHED_SMS_RES_MII): Define.
4518 (spu_sms_res_mii): New function to calculate mii.
4519 * modulo-sched (res_MII): Use it.
4520 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4522 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4524 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4525 pool entries since they might hold values that must not be shared.
4527 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4530 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4531 Use 'N' operand constraint for op2.
4532 (lshr<mode>3): Ditto.
4533 (ashl<mode>3): Ditto.
4534 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4535 (vec_shr_<mode>): Ditto.
4536 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4537 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4539 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4541 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4542 Change mode macro in the last real_2expN parameter to uppercase.
4544 2007-09-10 Michael Matz <matz@suse.de>
4546 * tree-pass.h (pass_cselim): Declare new pass.
4547 * passes.c (init_optimization_passes): Link in pass_cselim.
4548 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4549 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4550 cond_store_replacement.
4551 (condstoretemp): New static variable.
4552 (cond_store_replacement): New function.
4553 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4554 tree_ssa_phiopt_worker.
4555 (struct name_to_bb): New.
4556 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4557 nt_init_block, nt_fini_block): New static functions.
4558 (seen_ssa_names, nontrap_set): New static variables.
4559 (gate_cselim, pass_cselim): Define new pass.
4560 * common.opt (ftree-cselim): New flag.
4561 * toplev.c (process_options): Set flag_tree_cselim if required.
4563 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4565 * simplify-rtx.c (simplify_relational_operation_1): For recent
4566 canonicalization, don't recurse if op1 equals both PLUS arguments.
4568 2007-09-09 David Daney <ddaney@avtrex.com>
4570 * optabs.c (expand_sync_operation): Use plus insn if minus
4572 (expand_sync_fetch_operation): Ditto.
4574 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4576 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4578 (*floatsisf2_sse_vector): Likewise.
4580 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4582 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4584 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4586 * config/i386/i386.h (ix86_tune_indices): Rename
4587 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4588 (TARGET_USE_VECTOR_CONVERTS): Updated.
4589 * config/i386/i386.c: Likewise.
4591 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4592 Nigel Stephens <nigel@mips.com>
4594 * doc/invoke.texi (Overall Options): Add .sx file extension
4595 as a synonym for .S.
4596 * cppspec.c (known_suffixes): Likewise.
4597 * gcc.c (default_compilers): Likewise.
4599 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4602 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4603 * simplify-rtx.c (simplify_relational_operation_1): Add the
4604 canonicalization from i386.h.
4605 * doc/md.texi (Canonicalization of Instructions): Document it.
4607 2007-09-09 Jan Hubicka <jh@suse.cz>
4608 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4610 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4611 (TARGET_USE_VECTOR_CONVERTS): New.
4612 * i386.md: New post-reload splitters for converting SF to DF and DF to
4614 (floatsi* expander): Special case vector conversions.
4615 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4616 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4617 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4618 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4619 Disable when doing vector converts.
4620 (floatsi<mode>2_i387): Disable when
4621 * sse.md (vec_dupv2df): Export.
4622 * i386.c (ix86_tune_features): Enable SSE conversions.
4624 2007-09-09 Richard Guenther <rguenther@suse.de>
4626 * tree-ssa-operands.c (add_virtual_operand): Only mark
4627 stores as has_volatile_ops if alias information is not available.
4629 2007-09-09 Revital Eres <eres@il.ibm.com>
4631 * doc/contrib.texi: Add myself.
4633 2007-09-09 Ira Rosen <irar@il.ibm.com>
4635 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4636 stmt_vinfo_set_outside_of_loop_cost): New functions.
4637 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4638 (vect_model_simple_cost): Call
4639 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4640 field instead of calling vect_get_cost_fields.
4641 (vect_model_store_cost, vect_model_load_cost): Likewise.
4643 2007-09-09 Revital Eres <eres@il.ibm.com>
4645 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4646 declaration to bdesc_paired_preds variable.
4647 (paired_expand_builtin): Likewise.
4649 2007-09-09 Revital Eres <eres@il.ibm.com>
4651 * dbgcnt.def (sms_sched_loop): New counter.
4652 * modulo-sched.c: Use sms_sched_loop instead of
4653 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4654 perform swing modulo scheduling on. Include dbgcnt.h.
4655 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4656 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4658 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4661 Substitute all uses with ...
4662 (MODEF): New mode iterator.
4664 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4665 from pre-regalloc define_insn_and_split splitter pattern.
4666 (*fix_trunc<mode>_i387_1): Ditto.
4667 (*fistdi2_1): Ditto.
4668 (*fist<mode>2_1): Ditto.
4669 (frndintxf2_floor): Ditto.
4670 (*fist<mode>2_floor_1): Ditto.
4671 (frndintxf2_ceil): Ditto.
4672 (*fist<mode>2_ceil_1): Ditto.
4673 (frndintxf2_trunc): Ditto.
4674 (frndintxf2_mask_pm): Ditto.
4676 (prologue): Use (const_int 0) as never generated filler insn.
4678 (sibcall_epilogue): Ditto.
4679 (eh_return_si): Ditto.
4680 (eh_return_di): Ditto.
4682 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4683 using MODEF mode iterator.
4684 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4685 using MODEF mode iterator.
4686 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4687 using MODEF mode iterator.
4688 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4689 Macroize expander using MODEF mode iterator.
4691 (zero_extendsidi2): Remove operand constraints from expander.
4692 (smuldi3_highpart): Ditto.
4693 (indirect_jump): Ditto.
4696 * config/i386/sse.md (storentv4sf): Ditto.
4697 (storentv2df): Ditto.
4698 (storentv2di): Ditto.
4700 (sse2_cvtpd2ps): Ditto.
4701 (vec_interleave_highv16qi): Ditto.
4702 (vec_interleave_lowv16qi): Ditto.
4703 (vec_interleave_highv8hi): Ditto.
4704 (vec_interleave_lowv8hi): Ditto.
4705 (vec_interleave_highv4si): Ditto.
4706 (vec_interleave_lowv4si): Ditto.
4707 (vec_interleave_highv2di): Ditto.
4708 (vec_interleave_lowv2di): Ditto.
4709 (sse2_maskmovdqu): Ditto.
4710 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4712 2007-09-09 Ira Rosen <irar@il.ibm.com>
4714 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4715 (struct _slp_tree, struct _slp_instance): Define new data structures
4716 along macros for their access.
4717 (struct _loop_vec_info): Define new fields: strided_stores,
4718 slp_instances, and slp_unrolling_factor along macros for their access.
4719 (enum slp_vect_type): New.
4720 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4722 (STMT_VINFO_STRIDED_ACCESS): New macro.
4723 (vect_free_slp_tree): Declare.
4724 (vectorizable_load): Add an argument of type slp_tree.
4725 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4726 vectorizable_assignment): Likewise.
4727 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4728 Declare (make extern).
4729 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4730 (new_loop_vec_info): Likewise.
4731 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4732 * tree-vect-analyze.c: Include recog.h.
4733 (vect_update_slp_costs_according_to_vf): New.
4734 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4735 functions. For not pure SLP stmts with strided access check that the
4736 group size is power of 2. Update the vectorization factor according to
4737 SLP. Call vect_update_slp_costs_according_to_vf.
4738 (vect_analyze_group_access): New.
4739 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4740 (vect_free_slp_tree): New functions.
4741 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4742 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4743 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4744 vect_detect_hybrid_slp): Likewise.
4745 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4746 and vect_detect_hybrid_slp.
4747 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4748 SLP costs into account.
4749 (vect_get_cost_fields): New function.
4750 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4752 (vect_model_store_cost, vect_model_load_cost): Likewise.
4753 (vect_get_constant_vectors): New function.
4754 (vect_get_slp_vect_defs, vect_get_slp_defs,
4755 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4756 vect_get_vec_defs): Likewise.
4757 (vectorizable_reduction): Don't handle SLP for now.
4758 (vectorizable_call): Don't handle SLP for now. Add argument to
4759 vect_model_simple_cost.
4760 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4761 get SLPed and vectorized defs). Fix indentation and spacing.
4762 (vectorizable_assignment): Handle SLP.
4763 (vectorizable_induction): Don't handle SLP for now.
4764 (vectorizable_operation): Likewise.
4765 (vectorizable_type_demotion): Add argument to
4766 vect_model_simple_cost.
4767 (vectorizable_type_promotion): Likewise.
4768 (vectorizable_store, vectorizable_load): Handle SLP.
4769 (vectorizable_condition): Don't handle SLP for now.
4770 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4771 no SLP transformation required for unsupported cases. Add SLP
4772 argument for supported cases.
4773 (vect_remove_stores): New function.
4774 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4775 (vect_transform_loop): Schedule SLP instances.
4776 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4778 2007-09-09 Andrew Haley <aph@redhat.com>
4780 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4783 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4785 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4786 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4787 Similar for what label_refs can go in the JUMP_TARGET field. Split
4788 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4789 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4790 REG_LABEL when replacing an operand with a LABEL_REF for a
4792 (subst_reloads): When replacing a LABEL_REG with a register,
4793 instead of generating a REG_LABEL note, assert that there already
4794 is one or that the label is a known target for the insn.
4795 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4796 note, check the JUMP_LABEL field. Remove "else" after return.
4797 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4798 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4799 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4800 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4801 insns. Iterate over all notes; don't assume there's only one.
4802 * cse.c (recorded_label_ref): Adjust comment to refer to
4804 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4805 insns, not just NONJUMP_INSN_P.
4806 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4807 isn't a jump target.
4808 * jump.c (rebuild_jump_labels): Adjust head comment.
4809 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4810 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4811 (mark_all_labels): For JUMP_P insns without a target, check if the
4812 the target is noted on the previous nonjump insn.
4813 (mark_jump_label_1): New function, guts from mark_jump_label.
4814 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4815 marking jump target labels.
4816 <case LABEL_REF>: Adjust for whether to generate a
4817 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4818 For 'E' format rtl, iterate in descending element order.
4819 (delete_related_insns): Handle both REG_LABEL_TARGET and
4820 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4821 reference count, delete and fallthrough. Move finding-next-
4822 non-deleted insn last in the function. Look at all INSN_P insns
4823 for REG_LABEL_OPERAND notes.
4824 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4826 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4827 JUMP_LABEL, output the INSN_UID of it.
4828 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4829 and/or REG_LABEL_TARGET.
4830 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4831 with jump.c copy by only adding notes for labels actually
4832 referenced in the insn.
4833 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4834 usage count increment; handle all INSN_P trial insns.
4835 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4837 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4838 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4839 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4841 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4842 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4843 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4844 on all INSN_P insns.
4845 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4846 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4847 REG_LABEL_OPERAND notes.
4848 * reload1.c (calculate_needs_all_insns): Adjust comments.
4849 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4850 * config/alpha/alpha.md (split for load of an address into a
4851 four-insn sequence on Unicos/Mk): Adjust to use
4853 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4855 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4858 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4859 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4860 FOR_BB_INSNS_SAFE instead of for loop.
4861 * cse.c (cse_extended_basic_block): Likewise.
4862 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4863 that the for loop does not invoke NEXT_INSN on a deleted insn.
4864 * function.c (instantiate_virtual_regs): Likewise.
4865 * lower-subreg.c (remove_retval_note): Likewise.
4866 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4868 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4870 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4871 insn, if it's a jump.
4872 (try_redirect_by_replacing_jump): New variable jump_p. Call
4873 tablejump_p before delete_insn_chain.
4874 * reload1.c (reload): New variable next. Make sure that the for
4875 loop does not invoke NEXT_INSN on a deleted insn.
4876 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4877 (delete_output_reload): New variable prev. Make sure the the for
4878 loops do not invoke PREV_INSN on a deleted insn.
4880 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4882 * pa/constraints.md: Remove 'X' from unused letters comment.
4884 2007-09-08 Richard Guenther <rguenther@suse.de>
4886 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4887 computed check stmt_ann->references_memory instead of counting
4890 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4892 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4893 validate_change() in one more case.
4895 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4897 PR tree-optimization/32283
4898 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4899 estimated_loop_iterations.
4900 (determine_use_iv_cost_condition): Decrease cost of expressions
4901 used in iv elimination.
4903 2007-09-08 Richard Guenther <rguenther@suse.de>
4905 * tree-cfg.c (verify_gimple_expr): Avoid building new
4906 pointer types, use TYPE_POINTER_TO if available instead.
4908 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4911 PR rtl-optimization/26449
4912 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4913 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4915 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4916 define_expand. Split insn in split1 pass.
4919 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4921 PR tree-optimization/33301
4922 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4925 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4927 PR tree-optimization/32183
4928 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4930 * tree-ssa-reassoc.c: Include cfgloop.h.
4931 (is_reassociable_op): Add a loop argument and return true only
4933 (linearize_expr): Updated.
4934 (should_break_up_subtract): Likewise.
4935 (linearize_expr_tree): Likewise.
4936 (init_reassoc): Call loop_optimizer_init with
4937 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4938 with CDI_DOMINATORS.
4939 (fini_reassoc): Call loop_optimizer_finalize.
4941 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4943 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4944 if there is no i-cache.
4946 2007-09-07 Richard Guenther <rguenther@suse.de>
4949 2007-09-06 Richard Guenther <rguenther@suse.de>
4951 PR tree-optimization/32586
4952 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4953 folding if nothing changed.
4954 (simplify_unary_expression): New function. Do tree combining
4955 on conversion like codes.
4956 (try_to_simplify): Call it.
4958 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4961 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4962 (__gthread_active,__gthread_start, __gthread_active_init): New.
4963 * gthr-posix95.h: Likewise.
4965 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4967 * function.h (struct function): Rename calls_unwind_init
4968 to saves_all_registers.
4969 (current_function_saves_all_registers): Renamed from
4970 current_function_calls_unwind_init.
4971 * reload1.c (reload): Set current_function_saves_all_registers.
4972 * except.c (expand_builtin_unwind_init): Likewise.
4973 * config/m68k/m68k.c (m68k_save_reg): Use
4974 current_function_saves_all_registers to save pic register.
4976 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4978 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4979 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4981 Reapply reverted changes:
4983 2007-09-06 Jan Hubicka <jh@suse.cz>
4985 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4988 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4990 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4991 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4993 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4995 * optabs.c (expand_float): Convert unsigned integer as signed only
4996 if it provides sufficient accuracy; add mode argument to real_2expN.
4997 (expand_fix): Fix comment typos; extend binary float into mode
4998 wider than destination for converion to unsigned integer; add mode
4999 argument to real_2expN.
5000 * real.c (real_2expN): Add mode argument to special-case decimal
5002 * real.h (real_2expN): Ditto.
5003 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5005 (fixed_from_string): Ditto.
5006 (fixed_to_decimal): Ditto.
5007 (fixed_convert_from_real): Ditto.
5008 (real_convert_from_fixed): Ditto.
5009 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5010 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5011 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5012 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5014 2007-09-07 Diego Novillo <dnovillo@google.com>
5016 * tree-flow.h (const_block_stmt_iterator): Remove.
5017 Update all users to use block_stmt_iterator.
5018 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5019 Update all users to use tree_stmt_iterator.
5021 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5023 * config/mips/mips.c (mips_set_current_function): Temporarily
5024 make this a no-op to fix bootstrap errors, pending rewrite.
5026 2007-09-07 Jan Hubicka <jh@suse.cz>
5028 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5031 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5033 PR tree-optimization/33299
5034 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5035 uses for all relevant loop-exit phis, not just the first.
5037 2007-09-07 Richard Guenther <rguenther@suse.de>
5040 * tree-ssa-operands.c (access_can_touch_variable): An access
5041 of the form (*p)[0] can touch a variable of same size.
5043 2007-09-07 Jan Hubicka <jh@suse.cz>
5045 * passes.c (init_optimization_passes): Add simple dce and addressable
5047 * tree-ssa.c (execute_update_addresses_taken): New function.
5048 (pass_update_address_taken): New.
5049 * tree-ssa-dse.c (execute_simple_dse): New function.
5050 (pass_simple_dse): New.
5051 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5053 2007-09-07 Tobias Burnus <burnus@net-b.de>
5056 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5058 2007-09-07 Richard Guenther <rguenther@suse.de>
5061 2007-09-06 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/32586
5064 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5065 folding if nothing changed.
5066 (simplify_unary_expression): New function. Do tree combining
5067 on conversion like codes.
5068 (try_to_simplify): Call it.
5070 2007-09-07 Richard Guenther <rguenther@suse.de>
5071 Uros Bizjak <ubizjak@gmail.com>
5073 PR tree-optimization/32821
5074 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5075 NULL in the call to set_bb_stmt_list.
5077 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5079 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5080 float calls here, rather than leaving some to the caller.
5081 Use call_internal_direct and call_value_internal_direct.
5082 * config/mips/mips.md (call_internal_direct): New pattern.
5083 (call_value_internal_direct): Likewise.
5085 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5087 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5088 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5090 (override_options): Set mips_base_move_loop_invariants.
5092 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5094 * config/mips/mips.opt (mcode-readable=): Move to keep list
5097 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5099 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5100 and -mgpopt options. Adjust the -G documentation to match.
5101 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5102 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5103 function, split out from mips_classify_symbol. Return false for
5104 !TARGET_LOCAL_SDATA.
5105 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5106 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5107 (override_options): Check whether the -mgpopt setting is consistent
5108 with the other flags.
5109 (symbolic_expression_p): Delete.
5110 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5111 and default_elf_select_rtx_section.
5112 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5113 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5114 external data and TARGET_EXTERN_SDATA.
5116 2007-09-07 Tobias Burnus <burnus@net-b.de>
5119 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5121 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5123 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5124 FOR_BB_INSNS_SAFE instead of for loop.
5125 * cse.c (cse_extended_basic_block): Likewise.
5126 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5127 that the for loop does not invoke NEXT_INSN on a deleted insn.
5128 * function.c (instantiate_virtual_regs): Likewise.
5129 * lower-subreg.c (remove_retval_note): Likewise.
5130 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5132 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5134 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5135 insn, if it's a jump.
5136 (try_redirect_by_replacing_jump): New variable jump_p. Call
5137 tablejump_p before delete_insn_chain.
5138 * reload1.c (reload): New variable next. Make sure that the for
5139 loop does not invoke NEXT_INSN on a deleted insn.
5140 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5141 (delete_output_reload): New variable prev. Make sure the the for
5142 loops do not invoke PREV_INSN on a deleted insn.
5144 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5146 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5147 * cgraph.h (rebuild_cgraph_edges): Declare.
5148 * tree-pass.h (pass_expand_omp_ssa): New.
5149 * omp-low.c (find_omp_clause): Export.
5150 (copy_var_decl): Split from omp_copy_decl_2.
5151 (build_omp_barrier): Return the call to emit instead of emitting
5153 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5155 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5156 expand_omp_for_generic, expand_omp_for_static_nochunk,
5157 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5158 Adapted to work on SSA form.
5159 (execute_expand_omp): Do not invalidate dominance information.
5160 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5161 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5162 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5164 (force_gimple_operand): Allow gimplifying code expressions without
5166 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5167 * common.opt (fopenmp-ssa): New.
5168 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5169 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5170 * tree-cfg.c: Include tree-inline.h.
5171 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5172 (replace_by_duplicate_decl, replace_ssa_name,
5173 mark_virtual_ops_in_region): New functions.
5174 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5175 to work on SSA form.
5176 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5177 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5180 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5182 * tree-loop-linear.c: Include obstack.h.
5183 (linear_transform_loops): New obstack lambda_obstack.
5184 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5185 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5186 and free afterwards.
5187 * lambda.h (struct obstack): New forward declaration.
5188 (lambda_linear_expression_new): New parameter of type struct
5190 (lambda_loopnest_new): Likewise.
5191 (lambda_loopnest_transform): Likewise.
5192 (lambda_body_vector_new): Likewise.
5193 (lambda_body_vector_compute_new): Likewise.
5194 (gcc_loopnest_to_lambda_loopnest): Likewise.
5195 (lambda_loopnest_to_gcc_loopnest): Likewise.
5196 * lambda-code.c: Include obstack.h.
5197 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5199 (lambda_body_vector_new): Likewise.
5200 (lambda_linear_expression_new): Likewise.
5201 (lambda_lattice_new): Likewise.
5202 (lambda_loopnest_new): Likewise. Additionally use obstack to
5203 allocate LN_LOOPS(ret).
5204 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5205 it to lambda_lattice_new.
5206 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5207 Pass it to lambda_body_vector_new.
5208 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5209 it to lambda_lattice_new.
5210 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5211 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5212 (lambda_compute_target_space): Likewise.
5213 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5214 Pass it to lambda_lattice_compute_base and
5215 compute_nest_using_fourieer_motzkin.
5216 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5217 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5218 and lambda_lattice_compute_target_space.
5219 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5220 Pass it to lambda_linear_expression_new.
5221 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5222 to gcc_tree_to_linear_expression.
5223 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5224 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5225 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5226 Pass it to lambda_body_vector_new and
5227 lambda_body_vector_compute_new.
5228 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5229 (lambda-code.o): Likewise.
5231 2007-09-06 Chao-ying Fu <fu@mips.com>
5233 * ginclude/stdfix.h: New file.
5234 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5235 (convert.o): Add dependence on fixed-value.h.
5236 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5237 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5238 to define fixed-point constants.
5239 (c_cpp_builtins): Define fixed-point constants.
5240 * convert.c (fixed-value.h): New include.
5241 (convert_to_real): Update comment to include fixed-point.
5242 Support FIXED_POINT_TYPE.
5243 (convert_to_integer): Update comment to include fixed-point.
5244 Support FIXED_POINT_TYPE.
5245 (convert_to_complex): Support FIXED_POINT_TYPE.
5246 (convert_to_fixed): New function.
5247 * convert.h (convert_to_fixed): Declare.
5248 * genopinit.c: Add comment about $Q for only fixed-point modes.
5249 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5250 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5251 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5252 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5253 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5254 usneg_optab for fixed-point modes.
5255 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5257 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5258 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5259 unsigned saturation optabs, when type is saturating.
5260 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5261 (expand_fixed_convert): New function.
5262 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5263 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5264 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5265 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5266 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5267 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5269 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5270 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5271 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5272 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5273 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5275 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5276 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5277 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5278 fractuns, satfractuns.
5279 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5280 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5281 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5282 OTI_ssmsub_widen, OTI_usmsub_widen.
5283 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5284 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5285 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5286 umsub_widen_optab, usmsub_widen_optab): Define.
5287 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5289 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5291 (expand_fixed_convert): Declare.
5292 * expr.c (convert_move): Support the move of fixed-point modes.
5293 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5294 (categorize_ctor_elements_1): Handle FIXED_CST.
5295 (count_type_elements): Handle FIXED_POINT_TYPE.
5296 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5297 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5299 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5300 multiply and add/subtract for fixed-point types.
5301 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5302 mode, we jump to binop directly.
5303 Support FIXED_CONVERT_EXPR.
5304 (do_store_flag): Check FIXED_CST to put a constant second.
5305 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5306 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5307 (const_vector_from_tree): Support FIXED_CST.
5308 * doc/extend.texi (Fixed-Point): New node.
5309 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5310 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5311 satfract, fractuns, satfractuns): Document them.
5313 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5315 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5316 addresses into I registers.
5318 2007-09-06 Jan Hubicka <jh@suse.cz>
5319 Andreas Tobler <a.tobler@schweiz.org>
5321 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5323 (machopic_legitimize_pic_address): Likewise.
5325 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5326 Jan Hubicka <jh@suse.cz>
5328 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5329 instead of ufloat_optab->handlers directly.
5330 (floatdidf2): Likewise.
5332 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5334 * config/mips/mips.c: Include diagnostic.h.
5335 (mips_set_current_function): Check errorcount and sorrycount
5336 before generating RTL.
5338 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5341 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5342 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5343 (print_operand_reloc): Likewise.
5345 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5349 2007-09-06 Jan Hubicka <jh@suse.cz>
5351 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5354 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5356 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5357 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5359 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5361 * optabs.c (expand_float): Convert unsigned integer as signed only
5362 if it provides sufficient accuracy; add mode argument to real_2expN.
5363 (expand_fix): Fix comment typos; extend binary float into mode
5364 wider than destination for converion to unsigned integer; add mode
5365 argument to real_2expN.
5366 * real.c (real_2expN): Add mode argument to special-case decimal
5368 * real.h (real_2expN): Ditto.
5369 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5371 (fixed_from_string): Ditto.
5372 (fixed_to_decimal): Ditto.
5373 (fixed_convert_from_real): Ditto.
5374 (real_convert_from_fixed): Ditto.
5375 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5376 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5377 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5378 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5380 2007-09-06 Tom Tromey <tromey@redhat.com>
5382 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5383 * c-pch.c (c_common_read_pch): Restore current location after
5385 * tree.c (expand_location): Update.
5386 (expr_filename): Changed return type. Unified the two cases.
5387 (expr_lineno): Likewise.
5388 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5390 * toplev.c (line_table): Changed type.
5391 (general_init): Update.
5392 (realloc_for_line_map): New function.
5393 (general_init): Allocate line_table using GC.
5394 * fix-header.c (line_table): Changed type.
5395 (read_scan_file): Update.
5396 (read_scan_file): Update.
5397 * c-ppoutput.c (maybe_print_line): Update.
5398 (print_line): Update.
5399 (cb_line_change): Update.
5400 (cb_define): Update.
5401 (pp_file_change): Update.
5402 * c-opts.c (c_common_init_options): Update.
5403 (finish_options): Update.
5404 (push_command_line_include): Update.
5405 * c-lex.c (cb_line_change): Update.
5406 (cb_def_pragma): Update.
5407 (cb_define): Update.
5409 (c_lex_with_flags): Use cpp_get_token_with_location.
5410 * input.h (line_table): Changed type.
5411 (location_from_locus): New macro.
5412 * tree.h (EXPR_FILENAME): No longer an lvalue.
5413 (EXPR_LINENO): Likewise.
5414 (expr_locus, set_expr_locus): Declare separately for
5415 USE_MAPPED_LOCATION.
5416 (expr_filename, expr_lineno): Changed return type.
5417 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5418 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5419 (expand_gimple_basic_block): Likewise.
5420 * final.c (final_scan_insn): Use expanded_location.
5422 2007-09-06 Richard Guenther <rguenther@suse.de>
5424 PR tree-optimization/32586
5425 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5426 folding if nothing changed.
5427 (simplify_unary_expression): New function. Do tree combining
5428 on conversion like codes.
5429 (try_to_simplify): Call it.
5430 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5431 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5433 2007-09-06 Jan Hubicka <jh@suse.cz>
5436 * cse.c (fold_rtx): Avoid invalid sharing.
5438 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5440 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5441 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5443 2007-09-06 Revital Eres <eres@il.ibm.com>
5445 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5446 Fix offsettable memory reference for 750CL.
5448 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5450 * reload.c (find_reloads_address_1): Try to preserve original
5451 base/index regclass of operands.
5452 * regrename.c (scan_rtx_address): Likewise.
5453 (replace_oldest_value_addr): Likewise.
5455 2007-09-06 Richard Guenther <rguenther@suse.de>
5457 PR tree-optimization/33302
5458 * domwalk.c (walk_dominator_tree): The exit block is
5459 interesting even if it is not reachable.
5461 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5464 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5466 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5468 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5471 2007-09-05 Ian Lance Taylor <iant@google.com>
5473 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5475 (dump_generic_node): Likewise.
5476 * print-rtl.c (print_decl_name): Likewise.
5477 * print-tree.c (print_node_brief): Likewise.
5478 (print_node): Likewise.
5479 * Makefile.in (RTL_BASE_H): Add alias.h.
5482 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5484 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5486 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5487 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5489 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5491 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5492 (tm_defines): Define UCLIBC_DEFAULT to 1.
5493 (extra_options): Add linux.opt.
5494 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5495 (CRT_CALL_STATIC_FUNCTION): Likewise.
5496 (NO_IMPLICIT_EXTERN_C): Likewise.
5497 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5498 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5499 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5500 (ENDFILE_SPEC): Don't define.
5501 (LIB_SPEC): Likewise.
5502 (CRT_CALL_STATIC_FUNCTION): Likewise.
5503 (NO_IMPLICIT_EXTERN_C): Likewise.
5504 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5505 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5507 2007-09-06 Jan Hubicka <jh@suse.cz>
5509 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5512 2007-09-06 Jan Hubicka <jh@suse.cz>
5514 * opts.c (common_handle_option): Enable inlining functions for
5517 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5519 * builtin-attrs.def (ATTR_NONNULL_3): New.
5520 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5521 ATTR_NOTHROW_NONNULL_##FA.
5522 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5523 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5524 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5525 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5526 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5527 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5528 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5530 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5531 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5532 ATTR_FORMAT_NOTHROW_3_4): Remove.
5533 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5534 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5535 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5536 instead of ATTR_FORMAT_*_*.
5538 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5540 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5541 parts re-used for REG_FRAME_RELATED_EXPR.
5543 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5545 * optabs.c (expand_float): Convert unsigned integer as signed only
5546 if it provides sufficient accuracy; add mode argument to real_2expN.
5547 (expand_fix): Fix comment typos; extend binary float into mode
5548 wider than destination for converion to unsigned integer; add mode
5549 argument to real_2expN.
5550 * real.c (real_2expN): Add mode argument to special-case decimal
5552 * real.h (real_2expN): Ditto.
5553 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5555 (fixed_from_string): Ditto.
5556 (fixed_to_decimal): Ditto.
5557 (fixed_convert_from_real): Ditto.
5558 (real_convert_from_fixed): Ditto.
5559 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5560 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5561 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5562 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5564 2007-09-05 Ian Lance Taylor <iant@google.com>
5566 * init-regs.c (initialize_uninitialized_regs): Call
5567 emit_insn_before rather than add_insn_before.
5569 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5571 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5572 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5573 * tree-inline.h (copy_body_data): Add call_expr field.
5574 * tree-inline.c (expand_call_inline): Initialize call_expr.
5575 (copy_bb): Append anonymous inline fn arguments to arguments
5576 when inlining a CALL_EXPR_VA_ARG_PACK call.
5577 * builtins.c (expand_builtin): Issue an error if
5578 BUILT_IN_VA_ARG_PACK is seen during expand.
5579 (fold_call_expr, fold_builtin_call_array): Don't fold
5580 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5581 __builtin_va_arg_pack () call as last argument.
5582 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5583 function is __builtin_va_arg_pack (), decrease number of call
5584 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5585 * expr.c (expand_expr_real_1): Issue an error if
5586 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5587 * tree-pretty-print.c (dump_generic_node): Handle printing
5588 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5589 * doc/extend.texi (__builtin_va_arg_pack): Document.
5591 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5593 PR tree-optimization/21513
5594 * builtins.c (build_builtin_expect_predicate): New function.
5595 (fold_builtin_expect): Add argument for expected value.
5596 Distribute __builtin_expect over short-circuiting operations.
5597 Fold nested builtin_expects.
5598 (fold_builtin_2): Adjust call to fold_builtin_expect.
5600 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5603 PR tree-optimization/13756
5604 * doc/invoke.texi (Options That Control Optimization): Document
5607 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5609 * gcc/config/i386/cpuid.h: New file.
5610 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5611 (describe_cache): Shrink size and line strings to 100 bytes.
5612 (detect_caches_amd): Return "" for unsupported max_ext_level.
5613 Use __cpuid function.
5614 (detect_caches_intel): Return "" for unsupported max_level.
5615 Use __cpuid function.
5616 (host_detect_local_cpu): Change feature flag variables to
5617 unsigned int. Initialize only extended feature flag variables.
5618 Use __get_cpuid_max to determine max supported cpuid level.
5619 Use __cpuid function to determine supported features. Fix
5620 calculation of family id. Remove is_amd and check signature
5621 directly. Check for Geode signature. Handle family 4 id.
5622 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5623 cpu discovery code to lower part of the function.
5624 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5625 for sub-architecture.
5626 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5627 [PROCESSOR_K8]: Add k8-sse3 architecture.
5628 [PROCESSOR_NOCONA]: Remove.
5629 [PROCESSOR_GENERIC64]: Ditto.
5630 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5631 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5632 to check for SSE and FXSAVE support.
5633 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5634 Add -minline-all-stringops.
5635 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5636 (x86_64-*-*): Ditto.
5638 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5640 * config/bfin/linux-unwind.h: New file.
5641 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5642 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5644 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5646 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5647 * stmt.c: Include alloc-pool.h.
5648 (struct case_node): Remove GTY marker.
5649 (add_case_node): New parameter case_node_pool. Use it for
5651 (expand_case): New allocation pool case_node_pool. Initialize it,
5652 pass to add_case_node and free it.
5654 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5655 David Ung <davidu@mips.com>
5656 Nigel Stephens <nigel@mips.com>
5658 Add mips16/nomips16 function attributes and -mflip-mips16 option
5659 for testing mixed-mode compilation.
5661 * config/mips/mips.opt (mflip-mips16): New.
5663 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5664 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5666 * config/mips/mips.c (mips_base_target_flags): New.
5667 (mips_base_mips16): New.
5668 (mips_base_schedule_insns): New.
5669 (mips_base_reorder_blocks_and_partition): New.
5670 (mips_base_align_loops): New.
5671 (mips_base_align_jumps): New.
5672 (mips_base_align_functions): New.
5673 (mips16_flipper): New.
5674 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5675 (TARGET_SET_CURRENT_FUNCTION): Define.
5676 (mips_mips16_type_p, mips_nomips16_type_p): New.
5677 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5678 (mips_function_ok_for_sibcall): Make it deal with functions with
5680 (mips_init_split_addresses): New, split out from override_options.
5681 (mips_init_relocs): New, split out from override_options.
5682 (was_mips16_p): New.
5683 (mips_set_mips16_mode): New, split out from override_options.
5684 (mips_set_current_function): New.
5685 (override_options): Add sorry for unsupported mips16/pic
5686 combination. Remove error for mips16/dsp combination. Save
5687 base option settings.
5688 (mips_file_start): Move mips16 mode setting output from here....
5689 (mips_output_function_prologue): ....to here.
5690 (mips_output_mi_thunk): Check for mips16 function.
5691 (build_mips16_function_stub): Don't set .mips16 here.
5692 (build_mips16_call_stub): Likewise.
5693 (mips_expand_builtin): Error in mips16 mode.
5694 (mips_use_mips16_mode_p): New.
5695 (mips_encode_section_info): Check for mips16 function, and set
5696 SYMBOL_REF_FLAGS accordingly.
5698 * doc/extend.texi (Function Attributes): Document new
5699 mips16/nomips16 attributes.
5700 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5701 (MIPS Options): Document -mflip-mips16.
5703 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5705 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5706 if we encounter TLS address in MIPS16 mode.
5707 (mips_legitimize_const_move): Check cannot_force_const_mem for
5708 the (const (plus symbol offset)) case; this forces invalid TLS
5709 address in MIPS16 mode to be caught by the above call to sorry.
5710 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5711 because that now enables emutls, which is not ABI compatible
5712 with native TLS in non-MIPS16 mode.
5714 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5716 Add target hook invoked when cfun changes.
5718 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5719 * target.h (struct gcc_target): Add set_current_function.
5720 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5721 (TARGET_INITIALIZER): Add initializer for set_current_function.
5722 * tree.h (push_struct_function): New.
5723 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5725 (set_cfun): Declare.
5726 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5728 (push_function_context_to): Use allocate_struct_function
5729 to create null context, not init_dummy_function_start. Use set_cfun.
5730 (pop_function_context_from): Use set_cfun.
5731 (in_dummy_function): New.
5732 (invoke_set_current_function_hook): New.
5734 (push_cfun, pop_cfun): Use set_cfun.
5735 (push_struct_function): New.
5736 (allocate_struct_function): Call invoke_set_current_function_hook
5738 (prepare_function_start): Don't set cfun here. Remove unused
5739 argument; fix all callers.
5740 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5741 push_struct_function.
5742 (init_function_start): Set cfun here.
5743 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5744 * omp-low.c (create_omp_child_function): Use push_struct_function
5745 and pop_cfun to save/restore state.
5746 (expand_omp_parallel): Remove unused saved_cfun variable.
5747 * cgraphunit.c (ipa_passes): Use set_cfun.
5748 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5749 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5750 * matrix-reorg.c (transform_allocation_sites): Likewise.
5751 (matrix_reorg): Use set_cfun.
5752 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5753 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5754 assignment to cfun; use set_cfun for the other.
5755 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5756 (dump_function_to_file): Use push_cfun/pop_cfun here.
5757 * c-decl.c (finish_function): Use set_cfun.
5759 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5761 * regrename.c (rerename_optimize): Use deferred rescanning and
5762 insert explicit calls to rescan insns when changed.
5764 2007-09-05 Jan Hubicka <jh@suse.cz>
5766 * optabs.c (libfunc_entry): Change optab to integer.
5767 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5768 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5769 of pointers for hashing.
5771 2007-09-05 Jan Hubicka <jh@suse.cz>
5773 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5775 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5776 * see.c (pass_see): Likewise.
5777 * tracer.c (pass_tracer): Likewise.
5778 * postreload-gcse.c (pass_gcse2): Likewise.
5779 * postreload.c (pass_postreload_cse): Likewise.
5780 * mode-switching.c (pass_mode_switching): Likewise.
5781 * modulo-sched.c (pass_sms): Likewise.
5782 * cse.c (cse_insn): Likewise.
5783 * web.c (pass_web): Likweise.
5784 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5785 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5786 * loop-init.c (pass_rtl_loop_init): Likewise.
5787 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5788 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5789 * global.c (pass_global_alloc): Likewise.
5790 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5791 pass_if_after_reload): Likewise.
5792 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5793 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5794 * regmove.c (pass_regmove): Likewise.
5795 * function.c (pass_thread_prologugues_epilogues): Likewise.
5796 * gcse.c (pass_gcse): Likewise.
5797 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5798 * lower-subreg.c (pass_lower_subreg2): Likewise.
5799 * bt-load.c (pass_branch_target_load): Likewise.
5800 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5801 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5802 * combine.c (pass_combine): Likewise.
5803 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5804 (pass_partition_blocks): Likewise.
5805 * var-tracking.c (pass_variable_track): Likewise.
5806 * reg-stack.c (pass_stack_regs_run): Likewise.
5807 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5808 * passes.c (pass_postreload): Likewise.
5809 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5810 * tree-pass.h (TODO_verify_rtl_sharing): New.
5811 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5812 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5813 TODO_set_props, TODO_df_finish, TODO_df_verify,
5814 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5816 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5818 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5819 fold_real_zero_addition_p, reorder_operands_p,
5820 div_if_zero_remainder, fold_undefer_overflow_warnings,
5821 int_binop_types_match_p, fold_convert_const_int_from_int,
5822 fold_convert_const_int_from_real,
5823 fold_convert_const_int_from_fixed,
5824 fold_convert_const_real_from_real,
5825 fold_convert_const_real_from_fixed,
5826 fold_convert_const_fixed_from_fixed,
5827 fold_convert_const_fixed_from_int,
5828 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5829 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5830 debug_fold_checksum, multiple_of_p): Constify.
5831 * tree-flow-inline.h (get_lineno): Likewise.
5832 * tree-flow.h (get_lineno): Likewise.
5833 * tree-object-size.c (compute_object_offset, addr_object_size,
5834 alloc_object_size, pass_through_call): Likewise.
5835 * tree-pretty-print.c (op_symbol, print_call_name,
5836 print_struct_decl, do_niy): Likewise.
5837 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5838 debug_fold_checksum): Likewise.
5840 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5843 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5844 note, remove the associated REG_RETVAL note.
5846 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5848 * config.gcc (powerpc*-*-*): Install
5849 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5850 * config/rs6000/spu2vmx.h: New header.
5851 * config/rs6000/si2vmx.h: New header.
5852 * config/rs6000/vec_types.h: New header.
5854 2007-09-05 Ben Elliston <bje@au.ibm.com>
5856 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5858 2007-09-05 Ben Elliston <bje@au.ibm.com>
5860 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5862 (__stdcx): Make asm volatile.
5863 (__stwcx, __stdcx): Return only 0 or 1.
5865 2007-09-05 Jan Hubicka <jh@suse.cz>
5869 2007-09-04 Jan Hubicka <jh@suse.cz>
5870 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5872 2007-09-04 Richard Guenther <rguenther@suse.de>
5873 * tree-ssa-operands.c (add_virtual_operand): Only mark
5874 stores as has_volatile_ops if alias information is not available.
5876 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5878 * config/rs6000/tramp.asm: Include config.h.
5879 Check __PIC__ or __pic__ macro instead of SHARED.
5881 PR rtl-optimization/32300
5882 * see.c (see_copy_insn): New function.
5883 (see_def_extension_not_merged, see_merge_one_use_extension,
5884 see_merge_one_def_extension): Use it. Avoid changing
5885 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5886 into sequences. Call df_insn_delete on temporary insns
5887 that won't be emitted into the insn stream.
5888 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5889 and run df_process_deferred_rescans () before run_fast_dce.
5891 PR tree-optimization/33017
5892 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5893 recurse for pure or const function calls.
5895 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5897 * c-format.c: Include alloc-pool.h.
5898 (check_format_info_main): New argument fwt_alloc. Use allocation
5899 pool instead of GC. Remove GC deallocation code.
5900 (check_format_arg): Create allocation pool, pass it to
5901 check_format_info_main and free it afterwards.
5902 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5904 2007-09-05 Ben Elliston <bje@au.ibm.com>
5906 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5907 Rename count macro arugment for clarity.
5908 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5909 (__protected_stream_set): Likewise, pass 0.
5911 2007-09-04 Jan Hubicka <jh@suse.cz>
5913 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5915 2007-09-04 Jan Hubicka <jh@suse.cz>
5917 * invoke.texi (-finline-small-functions): Document.
5918 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5919 when deciding what is inlinable.
5920 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5921 (cgraph_decide_inlining_of_small_function): Handle new flags.
5922 (cgraph_decide_inlining_incrementally): Likewise.
5923 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5924 * common.opt (finline-small-functions): New.
5925 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5927 2007-09-04 Richard Guenther <rguenther@suse.de>
5929 * tree-ssa-operands.c (add_virtual_operand): Only mark
5930 stores as has_volatile_ops if alias information is not available.
5932 2007-09-04 Andrew Haley <aph@redhat.com>
5934 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5936 2007-09-04 Andrew Haley <aph@redhat.com>
5938 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5939 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5940 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5942 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5945 * common.opt: Mention ABI version 2 in comment.
5947 2007-09-04 Jan Hubicka <jh@suse.cz>
5949 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5950 (libfunc_entry): New structure.
5951 (libfunc_hash): New hashtable.
5952 (hash_libfunc): New function.
5953 (eq_libfunc): New function.
5954 (convert_optab_libfunc): New function.
5955 (optab_libfunc): New function.
5956 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5957 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5958 expand_float, expand_fix, new_optab, new_convert_optab):
5959 Update for new libfunc API.
5960 (init_libfunc, init_integral_libfuncs,
5961 init_floating_libfuncs, init_interclass_conv_libfuncs
5962 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5963 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5964 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5965 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5966 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5967 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5968 gen_extend_conv_libfunc): New.
5969 (init_one_libfunc): Revamp for hashtables.
5970 (set_conv_libfunc): Likewise.
5971 (init_optabs): Initialize hashtable; use lazy initialization where
5973 * optabs.h (optab_handlers): Move out of GGC.
5974 (optab, convert_optab): Move out of GGC; add lazy gen info.
5975 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5976 (optab_libfunc, convert_optab_libfunc): New.
5977 * builtins.c (expand_builtin_powi): Update for new API.
5978 * expr.c (convert_move): Likewise.
5979 * expmed.c (expand_divmod): Likewise.
5981 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5983 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5984 GOT pointer only if there is a constant pool. Use the allocated space
5987 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5989 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5992 2007-09-04 Revital Eres <eres@il.ibm.com>
5993 Richard Guenther <rguenther@suse.de>
5994 R. Clint Whaley <whaley@cs.utsa.edu>
5996 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5998 * tree-tailcall.c (process_assignment): Use -fassociative-math
5999 when reodering operands of floating-point type.
6000 * fold-const.c (fold_comparison, fold_binary): Use
6001 -fassociative-math and -freciprocal-math instead of
6002 -funsafe-math-optimization flag.
6003 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6004 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6005 -freciprocal-math instead of -funsafe-math-optimizations.
6006 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6007 -fassociative-math when -ffast-math is set.
6008 (set_unsafe_math_optimizations_flags): New Function
6009 to set -freciprocal-math and -fassociative-math when
6010 -funsafe-math-optimizations is set.
6011 (common_handle_option): Call it.
6012 * tree-vectorizer.c (vect_is_simple_reduction): Use
6013 -fassociative-math when doing reduction on floats.
6014 * loop-unroll.c (analyze_insn_to_expand_var): Use
6015 -fassociative-math when expanding an accumulator of type float.
6016 * simplify-rtx.c (simplify_binary_operation_1): Use
6017 -fassociative-math and -freciprocal-math when reordeing operands
6018 of floating-point type.
6019 * combine.c (combine_simplify_rtx): Likewise.
6020 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6022 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6024 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6027 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6029 2007-09-04 Jan Hubicka <jh@suse.cz>
6031 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6033 2007-09-04 Jan Hubicka <jh@suse.cz>
6035 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6036 and corresponding MATCH_DUP.
6038 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6041 * combine.c (subst): Do not try to simplify X if it represents load
6042 of FP constant from the constant pool via float extension.
6044 2007-09-04 Ben Elliston <bje@au.ibm.com>
6046 * c-opts.c: Include "tm_p.h".
6047 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6049 2007-09-04 Richard Guenther <rguenther@suse.de>
6051 PR tree-optimization/33291
6052 * tree-pretty-print.c (dump_generic_node): Dump all
6053 qualifiers for pointer types, not only first. Dump
6054 qualifiers for aggregate types as well.
6055 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6056 use the canonical type for building ARRAY_REFs.
6057 * gimplify.c (canonicalize_addr_expr): Clean up. The
6058 correct validness check is compatibility of the pointer
6059 types. Always use the canonical type for building
6060 ARRAY_REFs and ADDR_EXPRs.
6061 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6062 change that disabled propagation of ADDR_EXPRs into statements
6065 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6067 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6068 (umulsi3_highpart): Make into expanders; existing insns are
6069 now named *[insn]_nov6. Add stars to existing [insn]_v6
6070 counterparts' names.
6072 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6074 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6075 (unprotoize.o): Remove SHLIB_MULTILIB.
6077 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6079 * doc/extend.texi: Document progmem attribute for AVR.
6081 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6084 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6086 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6088 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6091 * optabs.c: Remove unnecessary forward declarations.
6092 (expand_unop_direct): New, broken out of expand_unop.
6093 (expand_doubleword_clz): New.
6094 (expand_ctz): Move above expand_ffs. Use
6095 start_sequence, end_sequence, add_equal_note, and
6096 expand_unop_direct. Add more commentary.
6097 (expand_ffs): Try both ctz optab and expand_ctz.
6098 Generate a test and branch if the hardware doesn't give us
6099 a useful value for input zero. Style improvements similar to
6102 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6104 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6106 * config.gcc: Delete stanza for arm-semi-aof and
6107 armel-semi-aof targets.
6108 * config/arm/arm-protos.h
6110 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6111 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6112 delete aof_pic_label and remove mention of AOF in comments.
6113 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6115 * config/arm/semiaof.h
6116 * config/arm/t-semi: Delete file.
6118 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6121 CONST_CAST_BB): New macros for type-specific casts.
6122 (CONST_CAST): Add a TYPE parameter and define it in terms of
6125 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6126 * c-lex.c (cb_ident, lex_string): Likewise,
6127 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6128 * config/i386/i386.c (ix86_function_regparm,
6129 ix86_function_sseregparm): Use CONST_CAST_TREE.
6130 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6132 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6133 give_switch, set_multilib_dir): Likewise,
6134 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6135 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6136 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6137 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6138 * prefix.c (update_path): Likewise,
6139 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6140 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6141 * tree-cfg.c (tree_can_merge_blocks_p,
6142 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6143 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6144 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6145 (attribute_list_contained): Use CONST_CAST_TREE.
6147 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6149 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6151 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6154 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6155 before forcing them into a register.
6157 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6159 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6160 rather than define_code_macro.
6162 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6164 * gcc.c (xputenv): New function.
6165 (putenv_from_prefixes): Use xputenv instead of putenv.
6166 (process_command): Use xputenv instead of putenv.
6167 (set_collect_gcc_options): Use xputenv instead of putenv.
6168 (main): Use xputenv instead of putenv.
6170 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6172 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6173 availability of swap instruction.
6174 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6176 2007-09-03 Revital Eres <eres@il.ibm.com>
6178 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6181 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6182 Ayal Zaks <zaks@il.ibm.com>
6183 Revital Eres <eres@il.ibm.com>
6185 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6186 compute_split_row): New functions.
6187 (ps_unschedule_node): Remove.
6188 (normalize_sched_times): Iterate over the already scheduled
6189 insns instead of the number of nodes.
6190 (MAX_SPLIT_NUM): New definition.
6191 (sms_schedule_by_order): Change the scheduling heuristic to
6192 avoid useless increases of initiation interval ii.
6193 (get_sched_window): Add dump printouts.
6195 2007-09-02 David Daney <ddaney@avtrex.com>
6197 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6198 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6199 (optab, insn): Add more attributes.
6200 (fetchop_bit): New code macro.
6201 (immediate_insn): New code macro attribute.
6202 (sync): Change condition to ISA_HAS_SYNC.
6203 (rdhwr): Change predicate for operand 0 to register_operand.
6204 (memory_barrier): New expand.
6205 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6206 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6207 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6208 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6209 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6210 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6211 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6212 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6213 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6215 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6216 Hans-Peter Nilsson <hp@axis.com>
6218 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6219 Defined to describe availability and behavior of CLZ.
6220 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6221 * config/cris/cris.opt: Tweak comment for "-metrax4".
6222 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6223 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6224 (count_leading_zeros): Define.
6226 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6228 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6230 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6233 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6236 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6238 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6239 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6240 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6241 sched-deps.c, sched-int.h, system.h, target.h,
6242 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6243 tree.def: Fix comment typos.
6245 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6247 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6248 (override_options): Turn on -mstrict-align on non-ColdFire
6250 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6252 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * c-common.c (const_strip_array_types): Delete.
6255 * c-common.h (const_strip_array_types): Likewise.
6256 * emit-rtl.c (const_next_insn, const_previous_insn,
6257 const_next_nonnote_insn, const_prev_nonnote_insn,
6258 const_next_real_insn, const_prev_real_insn,
6259 const_next_active_insn, const_prev_active_insn, const_next_label,
6260 const_prev_label): Delete.
6261 * gimple-low.c (block_may_fallthru): Use expr_last.
6262 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6263 * rtl.h (const_previous_insn, const_next_insn,
6264 const_prev_nonnote_insn, const_next_nonnote_insn,
6265 const_prev_real_insn, const_next_real_insn,
6266 const_prev_active_insn, const_next_active_insn, const_prev_label,
6267 const_next_label): Delete.
6268 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6269 * system.h (CONST_CAST): Update comment.
6270 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6271 (const_first_stmt, const_last_stmt): Delete.
6272 (tree_block_ends_with_condjump_p): Use last_stmt.
6273 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6274 * tree-iterator.c (const_expr_first, const_expr_last,
6275 const_expr_only): Delete.
6276 * tree.c (const_lookup_attribute): Likewise.
6277 (attribute_list_contained): Use lookup_attribute.
6278 * tree.h (const_lookup_attribute, const_expr_first,
6279 const_expr_last, const_expr_only): Delete.
6281 2007-09-01 Richard Guenther <rguenther@suse.de>
6283 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6284 instead of TREE_THIS_VOLATILE.
6285 * tree-ssa-operands.c (add_virtual_operand): Do not set
6286 has_volatile_ops. Do not check s_ann for NULL.
6287 (get_indirect_ref_operands): Likewise.
6288 (get_expr_operands): Likewise. For all reference trees
6289 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6290 check base of reference for TREE_THIS_VOLATILE.
6292 2007-09-01 Richard Guenther <rguenther@suse.de>
6294 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6295 between integral types. Also allow conversions between
6298 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6300 * optabs.c (prepare_float_lib_cmp): Use
6301 libgcc_cmp_return_mode instead of word_mode.
6302 * config/dfp-bit.h: Likewise.
6303 * config/fp-bit.h: Likewise.
6304 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6306 (spu_libgcc_shift_count_mode): New function.
6307 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6308 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6310 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6312 * tree-pretty-print.c: Include output.h.
6313 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6314 HOST_WIDE_INT_PRINT_DEC.
6315 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6317 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6319 PR rtl-optimization/33224
6320 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6321 to the analysed region.
6323 2007-08-31 Richard Guenther <rguenther@suse.de>
6325 * function.c (allocate_struct_function): Do not set
6326 current_function_returns_pointer.
6327 * function.h (struct var_refs_queue): Remove.
6328 (struct simple_obstack_stack): Likewise.
6329 (struct function): Remove fixup_var_refs_queue member.
6330 Remove returns_pointer flag.
6331 (current_function_returns_pointer): Remove define.
6333 2007-08-31 Nick Clifton <nickc@redhat.com>
6335 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6336 secondary keys in order to obtain a stable sort.
6338 2007-08-31 Nick Clifton <nickc@redhat.com>
6341 * config/m32r/constraints.md: Add W constraint for integer zero.
6342 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6343 Fix length calculation by using alternatives.
6345 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6347 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6348 split out from expand_binop.
6349 (avoid_expensive_constant): New function.
6350 (expand_binop_directly): Remove commutative_op argument and
6351 (expand_binop_directly): Remove commutative_op argument and
6352 call cummutative_optab_p instead. Do not change op0 or op1
6353 when swapping xop0 and xop1. Apply avoid_expensive_constant
6354 to each argument after potential swapping. Enforce the
6355 canonical order of commutative operands.
6356 (expand_binop): Use shift_optab_p and commutative_optab_p.
6357 Update the calls to expand_binop_directly. Only force constants
6358 into registers when widening an operation. Only swap operands
6359 once a direct expansion has been rejected.
6360 (expand_twoval_binop): Only force constants into registers when
6361 using a direct expansion.
6363 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6365 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6366 (sched_analyze_insn): Don't postprocess speculative dependencies when
6367 target has no scheduling.
6368 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6369 'uninitialized' warning.
6371 2007-08-31 Richard Guenther <rguenther@suse.de>
6373 * tree.c (build_complex_type): Always set TYPE_NAME for
6376 2007-08-31 Olivier Hainque <hainque@adacore.com>
6378 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6379 internal macro. Default alignment factor for csect directives, chosen
6380 to match what BIGGEST_ALIGNMENT allows.
6381 (DATA_SECTION_ASM_OP): Use it.
6382 * config/rs6000/rs6000.c
6383 (rs6000_xcoff_output_readonly_section_asm_op):
6384 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6385 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6387 2007-08-31 Olivier Hainque <hainque@adacore.com>
6389 * dbxout.c (dbxout_block): Move declaration within the first
6390 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6391 block to include the definition, together with the associated
6394 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6395 Revital Eres <eres@il.ibm.com>
6397 * doc/invoke.texi (-mpaired): Document flag.
6398 * config.gcc: Include paired.h in powerpc extra_headers and
6399 750cl.h in powerpc-*-linux*paired*.
6400 * config/rs6000/rs6000.opt (-mpaired): New flag.
6401 * config/rs6000/rs6000.c (paired_init_builtins,
6402 paired_expand_builtin, paired_expand_lv_builtin,
6403 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6404 New functions to support the paired single builtin functions.
6405 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6406 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6408 (bdesc_paired_preds): New structure for paired predicate
6410 (rs6000_expand_builtin): Expand paired single builtins.
6411 (rs6000_init_builtins): Init paired single builtins.
6412 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6413 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6414 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6415 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6416 (rs6000_vector_mode_supported_p): Support paired vector mode.
6417 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6418 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6420 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6421 (DATA_ALIGNMENT): Likewise.
6422 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6423 (rs6000_builtins): Add PAIRED builtins.
6424 * config/rs6000/rs6000.md: Include paired.md.
6425 * config/rs6000/paired.h: New.
6426 * config/rs6000/paired.md: New.
6427 * config/rs6000/750cl.h: New.
6428 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6430 2007-08-30 Ollie Wild <aaw@google.com>
6432 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6433 * gcc.c (default_compilers): Add -fno-directives-only to
6434 @assembler-with-cpp.
6436 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6440 * regclass.c (initial_fixed_regs): Revert previous change and make
6442 (initial_call_used_regs): Likewise.
6443 (initial_call_really_used_regs): Delete, reverting previous addition.
6444 (initial_reg_names): Likewise.
6445 (init_reg_sets): Revert previous change.
6446 (saved_fixed_regs): New.
6447 (saved_call_used_regs): New.
6448 (saved_call_really_used_regs): New.
6449 (saved_reg_names): New.
6450 (save_register_info): New.
6451 (restore_register_info): New.
6452 (init_reg_sets_1): Replace reset of register info with call to
6453 restore_register_info.
6454 * rtl.h (save_register_info): Declare.
6455 * toplev.c (backend_init): Call save_register_info.
6457 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6459 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6460 from the original statement.
6462 2007-08-30 Chao-ying Fu <fu@mips.com>
6464 * c-lex.c (interpret_fixed): Declare.
6465 (interpret_float): Process _Fract and _Accum.
6466 (interpret_fixed): New function.
6467 * final.c (output_addr_const): Process CONST_FIXED.
6468 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6469 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6471 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6473 (simplify_immed_subreg): Support CONST_FIXED.
6474 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6475 (simplify_subreg): Support CONST_FIXED.
6477 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6479 * config/rs6000/ppu_intrinsics.h: New file.
6480 * config.gcc (powerpc*-*-* <extra_headers>): Install
6483 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6485 * cfg.c (dump_flow_info): Change to also print entry and exit
6487 * print-rtl.c (print_rtl_single): Allow to print rtl with
6490 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6492 * df-core.h (df_dump_region): New function.
6493 * df.h (df_dump_region): New function.
6494 * loop-invariant.c (find_defs): Add call to df_dump_region.
6495 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6498 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6501 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6502 true if any of the compare_section_name calls returned true,
6503 rather than if any returned false.
6505 2007-08-30 Richard Guenther <rguenther@suse.de>
6507 PR tree-optimization/33199
6508 * tree-ssa-structalias.c (handle_lhs_call): New function.
6509 (find_func_aliases): In non-IPA mode make sure that for
6510 calls that return a pointer we add a constraint for the
6511 result to point to anything.
6513 2007-08-30 Richard Guenther <rguenther@suse.de>
6515 * doc/invoke.texi (-mveclibabi): Document new target option.
6516 * config/i386/i386.opt (-mveclibabi): New target option.
6517 * config/i386/i386.c (ix86_veclib_handler): Handler for
6518 vectorization library support.
6519 (override_options): Handle the -mveclibabi option, initialize
6520 the vectorization library handler.
6521 (ix86_builtin_vectorized_function): As fallback call the
6522 vectorization library handler, if set.
6523 (ix86_veclibabi_acml): New static function for ACML ABI style
6524 vectorization support.
6526 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6528 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6529 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6530 SImode and update m. Don't run gen_lowpart_common on arbitrary
6531 memory address, force it to register first.
6534 * dce.c (dce_process_block): Don't delete setters of
6535 artificially used registers.
6537 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6539 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6540 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6541 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6543 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6545 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6547 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6548 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6550 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6552 * system.h: Activate -Wcast-qual as warning-only.
6554 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6557 * config/rs6000/rs6000.c (compare_section_name): New function.
6558 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6561 2007-08-29 Olivier Hainque <hainque@adacore.com>
6563 * xcoffout.c: #include debug.h.
6564 * Makefile.in (xcoffout.o): Add debug.h dependency.
6566 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6568 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6569 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6571 2007-08-29 Richard Guenther <rguenther@suse.de>
6573 * tree-pretty-print.c (dump_generic_node): Print
6574 label DECL_UID as D.%u.
6575 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6577 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6579 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6580 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6582 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6585 * tree.c (build_type_attribute_qual_variant): Set canonical types
6586 on the final, unqualified attribute variant before building the
6589 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6591 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6592 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6594 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6597 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6598 * config/bfin/bfin.md (composev2hi): Put operands into vector
6601 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6603 * config/bfin/bfin.md (composev2hi): Put operands into vector
6606 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6608 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6609 attribute when appropriate.
6610 (bfin_handle_l1_text_attribute): New.
6611 (bfin_handle_l1_data_attribute): New.
6612 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6613 l1_data_A and l1_data_B.
6614 * doc/extend.texi (node Function Attributes): Document l1_text
6616 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6617 l1_data_A and l1_data_B variable attributes.
6619 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6621 * config/bfin/bfin.opt (minline-plt): Add.
6622 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6623 call to global functions.
6624 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6625 (Blackfin Options): Document -minline-plt.
6627 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6629 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6630 given a non-function.
6631 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6633 2007-08-28 DJ Delorie <dj@redhat.com>
6635 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6637 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6641 2007-08-28 Richard Guenther <rguenther@suse.de>
6643 * tree.h (struct tree_function_decl): Increase size of
6644 function_code bitfield.
6646 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6647 Kazu Hirata <kazu@codesourcery.com>
6649 * gcc/config/m68k/linux.h
6650 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6651 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6652 (m68k_return_in_memory): New.
6653 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6656 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6659 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6660 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6661 operand) when top VEC_SELECT extracts scalar element.
6662 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6663 (*vec_extract_v4sf_mem): Ditto.
6665 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6668 * passes.c (init_optimization_passes): Move pass_df_finish
6669 after pass_postreload sublist.
6671 PR rtl-optimization/33148
6672 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6673 (neg (lt X 0)) if X has scalar int mode.
6676 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6677 initializer, use build_vector_from_ctor if possible to create
6678 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6679 even after this, return NULL.
6681 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6683 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6685 2007-08-28 Richard Guenther <rguenther@suse.de>
6687 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6688 (struct tree_function_decl): Make function_code a bitfield.
6689 Add disregard_inline_limits flag.
6690 * cgraphunit.c (cgraph_process_new_functions): Check
6691 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6692 (cgraph_preserve_function_body_p): Likewise.
6693 * ipa-inline.c (compute_inline_parameters): Likewise.
6694 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6695 for GNU C extern inline functions.
6696 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6697 * tree-inline.c (disregard_inline_limits_p): Remove.
6698 * tree-inline.h (disregard_inline_limits_p): Likewise.
6699 * c-common.c (handle_always_inline_attribute): Set
6700 DECL_DISREGARD_INLINE_LIMITS.
6701 * langhooks.c (add_builtin_function): Verify the function code
6702 fits in the bitfield.
6704 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6705 Vladimir Yanovsky <yanov@il.ibm.com>
6706 Revital Eres <eres@il.ibm.com>
6707 Andrey Belevantsev <abel@ispras.ru>
6709 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6711 * modulo-sched.c: Add documentation regarding do-loop.
6712 (doloop_register_get): Change number of arguments to support
6713 the new do-loop pattern and check whether COUNT_REG has no other
6714 occurences in the loop besides in the control part.
6715 (duplicate_insns_of_cycles): Do not duplicate the insn which
6716 changes count_reg as it is already adjusted.
6717 (generate_prolog_epilog): New argument to support the new
6718 do-loop pattern. Change the subtract instruction to use
6719 expand_simple_binop. Call duplicate_insns_of_cycles with new
6721 (sms_schedule): Call doloop_register_get and
6722 generate_prolog_epilog with new argument. Do not handle loops
6723 with single sets insns with subreg in their lhs.
6724 * loop-doloop.c (doloop_optimize): Support for another do-loop
6726 (doloop_condition_get): Gets an instruction instead of a pattern
6727 and change the return condition when the do-loop pattern is
6729 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6730 deps when considering to not create edges.
6732 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6734 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6737 2007-08-27 Jason Merrill <jason@redhat.com>
6740 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6741 zero-sized types after calling gimplify_modify_expr_rhs.
6743 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6745 * regclass.c (init_reg_autoinc): Fix typo.
6747 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6749 Fix PR tree-optimization/33173
6750 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6752 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6755 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6756 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6759 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6760 David Ung <davidu@mips.com>
6761 Nigel Stephens <nigel@mips.com>
6763 Separate target-specific initialization from general
6764 back-end initialization.
6766 * toplev.c (init_alignments): New, split out from...
6767 (process_options): ...here.
6768 (backend_init_target): New, split out from...
6769 (backend_init): ...here.
6770 (lang_dependent_init_target): New, split out from...
6771 (lang_dependent_init): ...here.
6772 (target_reinit): New.
6773 * toplev.h (target_reinit): Declare.
6774 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6775 now can be called more than once. Update comments.
6776 * expr.h (init_expr_target): Likewise.
6777 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6778 now can be called more than once. Explicitly zero
6779 static_reg_base_value.
6780 * emit-rtl.c (init_emit_regs): New, split out from...
6781 (init_emit_once): Here.
6782 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6783 non-const, so that changes from command-line arguments can overwrite
6784 values provided by the static initializers.
6785 (initial_call_really_used_regs): New, used similarly to the above.
6786 (initial_reg_names): Likewise.
6787 (last_mode_for_init_move_cost): Promoted function-local static to
6788 file-scope static to make it accessible outside init_move_cost.
6789 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6790 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6791 reg_names since it is needed for parsing command-line options.
6792 (init_move_cost): Use last_mode_for_init_move_cost instead of
6793 function-local static.
6794 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6795 call_really_used_regs now. Reinitialize reg_names. Also
6796 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6797 reg_class_superunion. Clear losing_caller_save_reg_set.
6798 Preserve global registers if called more than once. Reset
6799 move cost, may_move_in_cost, may_move_out_cost, and
6800 last_mode_for_init_move_cost.
6801 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6802 can now be invoked more than once. Update comments.
6803 (init_regs): Update comments.
6804 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6805 and initial_call_really_used_regs, instead of the non-initial
6806 variables. This allows us to save the command-line register settings
6807 after target reinitialization.
6808 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6809 * rtl.h (init_emit_regs): Declare.
6810 (init_reg_modes_target, init_alias_target): Renamed as described
6812 * reload1.c (init_reload): Update comments.
6813 * optabs.c (init_optabs): Likewise.
6814 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6816 2007-08-26 Chao-ying Fu <fu@mips.com>
6818 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6821 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6825 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6827 * bb-reorder.c (copy_bb_p): Likewise.
6828 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6829 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6830 block_ends_with_condjump_p): Likewise.
6831 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6832 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6833 block_ends_with_condjump_p): Likewise.
6834 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6835 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6836 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6837 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6838 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6839 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6840 debug_true_const_tree instad of debug_true_tree.
6841 * debug.c (do_nothing_debug_hooks): Likewise.
6842 * debug.h (ignore_block, debug_true_const_tree): Constify.
6843 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6844 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6845 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6846 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6847 dbx_reg_number, is_based_loc, field_type,
6848 simple_type_align_in_bits, simple_decl_align_in_bits,
6849 simple_type_size_in_bits, field_byte_offset, insert_float,
6850 type_tag, member_declared_type, is_redundant_typedef,
6851 secname_for_decl, is_inlined_entry_point): Likewise.
6852 * emit-rtl.c (const_next_insn, const_previous_insn,
6853 const_next_nonnote_insn, const_prev_nonnote_insn,
6854 const_next_real_insn, const_prev_real_insn,
6855 const_next_active_insn, const_prev_active_insn, const_next_label,
6856 const_prev_label): Likewise.
6857 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6859 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6860 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6861 sched_insn_is_legitimate_for_speculation_p): Likewise.
6862 * jump.c (reversed_comparison_code_parts,
6863 reversed_comparison_code, reversed_comparison, condjump_label):
6865 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6866 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6868 * rtl.h (const_previous_insn, const_next_insn,
6869 const_prev_nonnote_insn, const_next_nonnote_insn,
6870 const_prev_real_insn, const_next_real_insn,
6871 const_prev_active_insn, const_next_active_insn, const_prev_label,
6872 const_next_label, modified_between_p, modified_in_p,
6873 const_note_storeskeep_with_call_p, condjump_label,
6874 reversed_comparison, reversed_comparison_code,
6875 reversed_comparison_code_parts, memory_modified_in_insn_p,
6876 stack_regs_mentioned): Likewise.
6877 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6878 keep_with_call_p): Likewise.
6879 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6880 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6881 sd_lists_size, sd_lists_empty_p): Likewise.
6882 * sched-int.h (sched_insns_conditions_mutex_p,
6883 haifa_classify_insn, no_real_insns_p,
6884 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6885 sd_lists_size, sd_lists_empty_p): Likewise.
6886 * sdbout.c (sdb_debug_hooks): Likewise.
6887 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6888 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6889 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6891 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6892 tree_can_throw_internal): Likewise.
6893 * tree-flow-inline.h (phi_nodes): Likewise.
6894 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6895 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6896 * tree-gimple.c (const_get_call_expr_in): Likewise.
6897 * tree-gimple.h (const_get_call_expr_in): Likewise.
6898 * tree.c (const_lookup_attribute, attribute_list_equal,
6899 attribute_list_contained): Likewise.
6900 * tree.h (attribute_list_equal, attribute_list_contained,
6901 const_lookup_attribute): Likewise.
6902 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6904 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6906 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6907 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6909 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/alpha/constraints.md: Delete "svn:mime-type" property
6913 with svn propdel "svn:mime-type".
6915 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6918 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6919 non NOTE insn doesn't cross basic block.
6920 (noce_try_abs): Likewise.
6921 (noce_process_if_block): Likewise.
6923 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6926 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6927 operand without auto-inc-dec.
6928 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6929 offsettable_mem_operand.
6930 (floatunssidf2_internal): Same.
6931 (fix_truncdfsi2_internal): Same.
6932 (floatsidf_ppc64): Same.
6933 (floatunssidf_ppc64): Same.
6934 (fix_trunctfsi2_internal): Same.
6936 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6939 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6940 pass defines needed for version.c.
6942 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6944 * configure.ac (--debug-prefix-map check): Change assembler
6945 version presumed to have feature to 2.18.
6946 * configure: Regenerate.
6948 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6950 * c-common.c (vector_types_convertible_p,
6951 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6952 self_promoting_args_p): Constify.
6953 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6954 c_promoting_integer_type_p, self_promoting_args_p,
6955 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6956 * c-decl.c (anon_aggr_type_p): Likewise.
6957 * * c-dump.c (dump_stmt): Likewise.
6958 * c-objc-common.c (has_c_linkage): Likewise.
6959 * c-tree.h (same_translation_unit_p): Likewise.
6960 * c-typeck.c (null_pointer_constant_p,
6961 tagged_types_tu_compatible_p, function_types_compatible_p,
6962 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6963 comptypes_internal, struct tagged_tu_seen_cache,
6964 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6965 c_size_in_bytes): Likewise.
6966 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6967 hash_ptr, eq_ptr): Likewise.
6968 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6969 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6970 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6971 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6973 * optabs.c (optab_for_tree_code): Likewise.
6974 * optabs.h (optab_for_tree_code): Likewise.
6975 * rtl.h (simplify_rtx): Likewise.
6976 * simplify-rtx.c (simplify_rtx): Likewise.
6977 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6978 dump_flag, dump_node): Likewise.
6979 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6980 queue_and_dump_type, dump_flag): Likewise.
6981 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6982 * tree-pass.h (dump_node): Likewise.
6983 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6984 supportable_narrowing_operation): Likewise.
6985 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6986 supportable_narrowing_operation): Likewise.
6987 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6988 is_negative_overflow_infinity, is_positive_overflow_infinity,
6989 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6990 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6991 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6992 ssa_name_nonzero_p, fp_predicate): Likewise.
6993 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6994 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6995 ssa_name_nonnegative_p): Likewise.
6997 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6999 * config.gcc : Add x86_64-elf target.
7001 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7003 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7005 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7006 Nigel Stephens <nigel@mips.com>
7010 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7011 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7012 * expr.c (SET_BY_PIECES_P): Define.
7013 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7014 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7015 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7017 * expr.h (SET_RATIO): Define.
7018 (can_store_by_pieces, store_by_pieces): Update prototypes.
7019 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7020 can_store_by_pieces/store_by_pieces.
7021 (expand_builtin_memcpy_args): Likewise.
7022 (expand_builtin_strncpy): Likewise.
7023 (expand_builtin_memset_args): Likewise. Also remove special case
7024 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7025 decide what to do instead.
7026 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7027 to can_store_by_pieces.
7029 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7030 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7032 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7033 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7034 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7035 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7036 (STORE_BY_PIECES_P): Define.
7038 2007-08-24 Tom Tromey <tromey@redhat.com>
7040 * varpool.c (varpool_last_needed_node): Fix comment typo.
7041 * c-decl.c (duplicate_decls): Fix comment typo.
7042 (clone_underlying_type): Update comment.
7044 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7046 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7047 alpha_in_small_data_p, alpha_split_complex_arg,
7048 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7050 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7051 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7053 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7054 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7055 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7056 * config/darwin.c (darwin_binds_local_p): Likewise.
7057 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7059 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7060 i386_pe_valid_dllimport_attribute_p): Likewise.
7061 * config/i386/i386.c (ix86_function_regparm,
7062 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7063 x86_can_output_mi_thunk, ix86_mangle_type,
7064 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7065 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7066 i386_pe_binds_local_p): Likewise.
7067 * config/ia64/ia64.c
7068 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7069 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7070 ia64_invalid_conversion, ia64_invalid_unary_op,
7071 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7073 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7074 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7075 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7076 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7077 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7078 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7079 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7080 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7081 * config/pa/pa.c (pa_commutative_p): Likewise.
7082 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7084 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7085 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7086 rs6000_use_blocks_for_constant_p,
7087 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7088 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7089 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7090 * config/s390/s390.c (s390_mangle_type,
7091 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7093 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7094 th_in_small_data_p): Likewise.
7095 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7096 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7098 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7099 sparc_mangle_type): Likewise.
7100 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7101 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7102 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7104 * hooks.c (hook_bool_mode_const_rtx_false,
7105 hook_bool_mode_const_rtx_true,
7106 hook_bool_const_tree_hwi_hwi_const_tree_false,
7107 hook_bool_const_tree_hwi_hwi_const_tree_true,
7108 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7109 hook_constcharptr_const_tree_null,
7110 hook_constcharptr_const_rtx_null,
7111 hook_constcharptr_const_tree_const_tree_null,
7112 hook_constcharptr_int_const_tree_null,
7113 hook_constcharptr_int_const_tree_const_tree_null): New.
7114 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7115 hook_bool_tree_hwi_hwi_tree_false,
7116 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7117 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7118 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7119 hook_constcharptr_int_tree_null,
7120 hook_constcharptr_int_tree_tree_null): Delete.
7121 (default_can_output_mi_thunk_no_vcall): Constify.
7122 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7123 hook_bool_tree_hwi_hwi_tree_false,
7124 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7125 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7126 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7127 hook_constcharptr_int_tree_null,
7128 hook_constcharptr_int_tree_tree_null): Delete.
7129 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7130 hook_bool_const_tree_hwi_hwi_const_tree_false,
7131 hook_bool_const_tree_hwi_hwi_const_tree_true,
7132 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7133 hook_constcharptr_const_tree_null,
7134 hook_constcharptr_const_rtx_null,
7135 hook_constcharptr_const_tree_const_tree_null,
7136 hook_constcharptr_int_const_tree_null,
7137 hook_constcharptr_int_const_tree_const_tree_null): New.
7138 (default_can_output_mi_thunk_no_vcall): Constify.
7139 * integrate.c (function_attribute_inlinable_p): Likewise.
7140 * integrate.h (function_attribute_inlinable_p): Likewise.
7141 * jump.c (rtx_renumbered_equal_p): Likewise.
7142 * output.h (decl_readonly_section, categorize_decl_for_section,
7143 default_use_anchors_for_symbol_p, default_binds_local_p,
7144 default_binds_local_p_1): Likewise.
7145 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7147 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7148 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7149 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7150 TARGET_COMP_TYPE_ATTRIBUTES,
7151 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7152 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7153 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7154 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7155 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7156 * target.h (can_output_mi_thunk, needs_block_p,
7157 first_cycle_multipass_dfa_lookahead_guard_spec,
7158 vector_alignment_reachable, comp_type_attributes,
7159 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7160 commutative_p, use_blocks_for_constant_p,
7161 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7162 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7163 invalid_within_doloop, valid_dllimport_attribute_p,
7164 split_complex_arg, invalid_arg_for_unprototyped_fn,
7165 invalid_conversion, invalid_unary_op, invalid_binary_op):
7167 * targhooks.c (default_invalid_within_doloop,
7168 hook_invalid_arg_for_unprototyped_fn,
7169 default_builtin_vector_alignment_reachable): Likewise.
7170 (hook_bool_rtx_commutative_p): Delete.
7171 (hook_bool_const_rtx_commutative_p): New.
7172 * targhooks.h (default_invalid_within_doloop,
7173 default_builtin_vector_alignment_reachable,
7174 hook_invalid_arg_for_unprototyped_fn): Constify.
7175 (hook_bool_rtx_commutative_p): Delete.
7176 (hook_bool_const_rtx_commutative_p): New.
7177 * varasm.c (bss_initializer_p, decl_default_tls_model,
7178 categorize_decl_for_section, decl_readonly_section,
7179 default_use_anchors_for_symbol_p, default_binds_local_p,
7180 default_binds_local_p_1): Constify.
7182 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7184 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7185 __NO_BUILTIN if -fno-builtin.
7187 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7189 * config/bfin/bfin.c (print_operand): Report error instead of
7190 ICE for wrong operand.
7192 2007-08-24 Michael Matz <matz@suse.de>
7194 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7196 2007-08-24 Richard Guenther <rguenther@suse.de>
7199 * tree-ssa.c (useless_type_conversion_p): Split into a
7200 recursive and a non-recursive part.
7201 (useless_type_conversion_p_1): New function.
7202 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7203 from maybe_fold_offset_to_reference is trivially convertible
7204 to the desired type before doing the simplification.
7206 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7208 * expr.c (store_expr): Optimize initialization of an array
7210 * expr.h (builtin_strncpy_read_str): New prototype.
7211 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7214 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7217 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7218 field when initializing if_info structure.
7220 2007-08-24 Richard Guenther <rguenther@suse.de>
7222 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7224 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7225 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7226 * tree-inline.c (inlinable_function_p): Fold in common parts of
7227 the cannot_inline_tree_fn langhook.
7228 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7229 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7230 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7231 cannot_inline_tree_fn langhook.
7232 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7233 cannot_inline_tree_fn member.
7235 2007-08-24 Richard Guenther <rguenther@suse.de>
7237 * expr.c (get_inner_reference): Do computation of bitoffset
7238 from offset in a way we can detect overflow reliably.
7240 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7242 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7244 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7246 * config/bfin/bfin.opt (mfast-fp): Add.
7247 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7248 libbffastfp override libgcc if -mfast-fp.
7249 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7250 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7251 (Blackfin Options): Document -mfast-fp.
7253 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7255 PR tree-optimization/32573
7257 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7258 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7259 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7260 (build_classic_dist_vector): Return false rather than true if
7261 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7262 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7263 returned false. Don't call save_dist_v before calling
7264 build_classic_dist_vector_1.
7265 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7266 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7267 DDR_DIR_VECTS vectors.
7269 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7271 * configure.ac (leb128): Modify sed statement to work with any
7272 binutils version string.
7273 * configure: Regenerate
7275 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7277 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7278 Wrap in RTX_CODE macro guard.
7279 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7280 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7281 arm_mark_dllimport, arm_pe_encode_section_info,
7282 arm_pe_unique_section): Use ISO-C function declarations.
7283 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7284 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7285 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7287 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7288 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7290 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7292 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7293 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7294 (register_move_cost): Use ISO-C function declarations.
7295 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7296 * config/score/score-protos.h (score_declare_object): Add
7298 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7300 * final.c (profile_function): Avoid empty if-bodies.
7303 * calls.c (must_pass_in_stack_var_size,
7304 must_pass_in_stack_var_size_or_pad): Constify.
7305 * config/alpha/alpha-protos.h (function_value): Likewise.
7306 * config/alpha/alpha.c (alpha_return_in_memory,
7307 alpha_pass_by_reference, function_value,
7308 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7309 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7311 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7312 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7313 TARGET_PROMOTE_PROTOTYPES): Likewise.
7314 * config/arm/arm-protos.h (arm_return_in_memory,
7315 arm_pad_arg_upward, arm_function_value): Likewise.
7316 * config/arm/arm.c (arm_pass_by_reference,
7317 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7318 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7319 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7321 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7322 * config/avr/avr-protos.h (avr_function_value): Likewise.
7323 * config/avr/avr.c (avr_return_in_memory,
7324 gas_output_limited_string, gas_output_ascii, avr_function_value,
7325 avr_return_in_memory): Likewise.
7326 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7327 * config/bfin/bfin.c (bfin_pass_by_reference,
7328 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7329 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7331 * config/cris/cris.c (cris_pass_by_reference,
7332 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7333 * config/crx/crx.c (crx_return_in_memory): Likewise.
7334 * config/darwin.c (function_base, machopic_function_base_name):
7336 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7337 TARGET_PROMOTE_PROTOTYPES): Likewise.
7338 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7339 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7340 * config/i386/i386-protos.h (ix86_return_in_memory,
7341 ix86_sol10_return_in_memory): Likewise.
7342 * config/i386/i386.c (ix86_function_value,
7343 ix86_function_sseregparm, ix86_must_pass_in_stack,
7344 type_natural_mode, classify_argument, examine_argument,
7345 construct_container, ix86_pass_by_reference, function_value_32,
7346 function_value_64, ix86_function_value_1, return_in_memory_32,
7347 return_in_memory_64, return_in_memory_ms_64,
7348 ix86_return_in_memory, ix86_sol10_return_in_memory,
7349 TARGET_PROMOTE_PROTOTYPES): Likewise.
7350 * config/ia64/ia64-protos.h (ia64_function_value,
7351 ia64_hpux_function_arg_padding): Likewise.
7352 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7353 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7354 ia64_hpux_function_arg_padding): Likewise.
7355 * config/iq2000/iq2000-protos.h (function_arg,
7356 iq2000_function_value): Likewise.
7357 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7358 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7359 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7360 function_arg, iq2000_function_value): Likewise.
7361 * config/m32c/m32c-protos.h (m32c_function_value,
7362 m32c_promote_function_return): Likewise.
7363 * config/m32c/m32c.c (m32c_pass_by_reference,
7364 m32c_promote_prototypes, m32c_promote_function_return,
7365 m32c_function_value): Likewise.
7366 * config/m32r/m32r.c (m32r_return_in_memory,
7367 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7368 m32r_in_small_data_p): Likewise.
7369 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7371 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7372 m68hc11_function_arg_padding): Likewise.
7373 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7374 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7375 m68k_function_value): Likewise.
7376 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7377 mcore_function_value): Likewise.
7378 * config/mcore/mcore.c (handle_structs_in_regs,
7379 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7380 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7381 mcore_num_arg_regs, mcore_function_value): Likewise.
7382 * config/mips/mips-protos.h (mips_pad_arg_upward,
7383 mips_function_value): Likewise.
7384 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7385 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7386 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7387 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7388 mips_function_value): Likewise.
7389 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7391 * config/mmix/mmix.c (mmix_pass_by_reference,
7392 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7393 mmix_encode_section_info): Likewise.
7394 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7396 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7397 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7398 mn10300_function_value): Likewise.
7399 * config/mt/mt-protos.h (mt_function_value): Likewise.
7400 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7401 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7402 * config/pa/pa-protos.h (function_arg_padding, function_value,
7403 pa_return_in_memory): Likewise.
7404 * config/pa/pa.c (pa_pass_by_reference,
7405 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7406 function_arg_padding, function_value, pa_return_in_memory):
7408 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7409 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7410 function_arg_padding): Likewise.
7411 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7412 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7413 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7414 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7415 function_arg_padding, altivec_expand_dst_builtin,
7416 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7417 altivec_init_builtins, rs6000_common_init_builtins,
7418 rs6000_function_value): Likewise.
7419 * s390/s390-protos.h (s390_function_value): Likewise.
7420 * config/s390/s390.c (s390_function_arg_size,
7421 s390_pass_by_reference, s390_return_in_memory,
7422 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7423 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7424 * config/score/score-protos.h (score_function_value): Likewise.
7425 * config/score/score.c (score_arg_partial_bytes,
7426 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7427 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7428 score_pass_by_reference, score_add_offset, score_function_value):
7430 * config/sh/sh-protos.h (sh_attr_renesas_p,
7431 sh_promote_prototypes): Likewise.
7432 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7433 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7434 sh_attr_renesas_p): Likewise.
7435 * config/sparc/sparc-protos.h (function_value,
7436 function_arg_padding): Likewise.
7437 * config/sparc/sparc.c (sparc_promote_prototypes,
7438 sparc_return_in_memory, sparc_pass_by_reference,
7439 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7440 function_arg_record_value_2, function_arg_record_value_1,
7441 function_arg_record_value, function_arg_record_value,
7442 function_arg_padding, function_value): Likewise.
7443 * config/spu/spu-protos.h (spu_function_value): Likewise.
7444 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7445 spu_function_value): Likewise.
7446 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7448 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7449 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7450 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7452 * config/v850/v850.c (v850_return_in_memory,
7453 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7454 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7455 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7456 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7457 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7459 * explow.c (promote_mode, hard_function_value): Likewise.
7460 * expr.h (hard_function_value, promote_mode): Likewise.
7461 * function.c (aggregate_value_p): Likewise.
7462 * hooks.c (hook_bool_const_tree_true): New.
7463 * hooks.h (hook_bool_const_tree_true): New.
7464 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7465 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7466 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7467 TARGET_RETURN_IN_MSB): Likewise.
7468 * target.h (promote_function_args, promote_function_return,
7469 promote_prototypes, return_in_memory, return_in_msb,
7470 pass_by_reference, must_pass_in_stack, callee_copies,
7471 function_value): Likewise.
7472 * targhooks.c (default_return_in_memory,
7473 hook_pass_by_reference_must_pass_in_stack,
7474 hook_callee_copies_named,
7475 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7476 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7477 default_function_value): Likewise.
7478 * targhooks.h (default_return_in_memory,
7479 hook_pass_by_reference_must_pass_in_stack,
7480 hook_callee_copies_named,
7481 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7482 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7483 default_function_value): Likewise.
7484 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7485 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7486 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7487 * tree.c (needs_to_live_in_memory): Likewise.
7488 * tree.h (struct tree_type, needs_to_live_in_memory,
7489 aggregate_value_p, must_pass_in_stack_var_size,
7490 must_pass_in_stack_var_size_or_pad): Likewise.
7491 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7492 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7493 lookup_filename): Likewise.
7495 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7499 fake fcomi i387 instruction for !TARGET_CMOVE.
7500 (ix86_expand_branch): Expand natural sequence with one jump for
7501 all targets, not only TARGET_CMOVE.
7502 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7503 pattern to implement fake fcomi sequence. Split instruction after
7504 reload to correct compare sequences.
7505 (*cmpfp_xf_cc): Ditto.
7506 (*cmpfp_<mode>_cc): Ditto.
7507 (*cmpfp_u_cc): Ditto.
7508 (*cmpfp_<mode>_cc): Ditto.
7510 2007-08-23 Richard Guenther <rguenther@suse.de>
7512 * tree-pretty-print.c (dump_generic_node): Annotate
7513 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7515 2007-08-23 Richard Guenther <rguenther@suse.de>
7517 * builtins.c (expand_builtin_mathfn): Wrap argument in
7518 save_expr directly instead of re-building the call.
7519 (expand_builtin_mathfn_2): Likewise.
7520 (expand_builtin_mathfn_3): Likewise.
7521 (expand_builtin_interclass_mathfn): Likewise.
7522 (expand_builtin_int_roundingfn): Set arg.
7523 (expand_builtin_int_roundingfn_2): Likewise.
7525 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7527 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7528 *sse_nand<mode>3, *sse_xor<mode>3): New.
7530 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7532 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7533 * config/i386/i386.c (print_operand): Handle ';' code. Output
7534 semicolon for TARGET_MACHO.
7535 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7536 emit semicolon after 'lock' prefix.
7537 (sync_double_compare_and_swap<mode>): Ditto.
7538 (*sync_double_compare_and_swapdi_pic): Ditto.
7539 (*sync_compare_and_swap_cc<mode>): Ditto.
7540 (sync_double_compare_and_swap_cc<mode>): Ditto.
7541 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7542 (sync_old_add<mode>): Ditto.
7543 (sync_add<mode>): Ditto.
7544 (sync_sub<mode>): Ditto.
7545 (sync_ior<mode>): Ditto.
7546 (sync_and<mode>): Ditto.
7547 (sync_xor<mode>): Ditto.
7549 2007-08-22 Chao-ying Fu <fu@mips.com>
7551 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7553 (copy_rtx): Handle CONST_FIXED.
7554 (rtx_equal_p): Likewise.
7555 * rtl.h (fixed_value.h): New include.
7556 (rtx_def): Add a new field of fixed_value to u.
7557 (XCNMPFV): Define for accessing fixed_value.
7558 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7560 * rtl.def (CONST_FIXED): New constant.
7561 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7562 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7563 US_ASHIFT): New codes.
7564 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7565 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7566 unsigned_fract_convert, unsigned_sat_fract): Document them.
7567 * varasm.c (assemble_integer): Extend to support fixed-point constants
7568 by using different machine classes.
7569 (decode_addr_const): Handle FIXED_CST.
7570 (const_hash_1): Likewise.
7571 (compare_constant): Likewise.
7572 (copy_constant): Likewise.
7573 (const_rtx_hash_1): Handle CONST_FIXED.
7574 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7575 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7577 (initializer_constant_valid_p): Handle FIXED_CST.
7578 (output_constant): Support FIXED_POINT_TYPE.
7579 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7580 * cse.c (hash_rtx): Support CONST_FIXED.
7581 (exp_equiv_p): Likewise.
7582 (cannon_reg): Likewise.
7583 (fold_rtx): Likewise.
7584 (equiv_constant): Likewise.
7585 (cse_process_notes_1): Likewise.
7586 (count_reg_usage): Likewise.
7587 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7588 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7589 (wrap_constant): Check CONST_FIXED.
7590 (cselib_hash_rtx): Support CONST_FIXED.
7591 (cselib_subst_to_values): Likewise.
7592 * df-scan.c (df_uses_record): Likewise.
7593 * gcse.c (want_to_gcse_p): Likewise.
7594 (oprs_unchanged_p): Likewise.
7595 (oprs_not_set_p): Likewise.
7596 (compute_transp): Likewise.
7597 (extract_mentioned_regs_helper): Likewise.
7598 * genemit.c (gen_exp): Likewise.
7599 * local-alloc.c (equiv_init_varies_p): Likewise.
7600 (contains_replace_regs): Likewise.
7601 (memref_referenced_p): Likewise.
7602 * loop-invariant.c (check_maybe_invariant): Likewise.
7603 (hash_invariant_expr_1): Likewise.
7604 (invariant_expr_equal_p): Likewise.
7605 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7606 * regclass.c (reg_scan_mark_refs): Likewise.
7607 * regrename.c (scan_rtx): Likewise.
7608 * resource.c (mark_referenced_resources): Likewise.
7609 (mark_set_resources): Likewise.
7610 * rtlanal.c (rtx_unstable_p): Likewise.
7611 (rtx_varies_p): Likewise.
7612 (count_occurrences): Likewise.
7613 (reg_mentioned_p): Likewise.
7614 (modified_between_p): Likewise.
7615 (modified_in_p): Likewise.
7616 (volatile_insn_p): Likewise.
7617 (volatile_refs_p): Likewise.
7618 (side_effects_p): Likewise.
7619 (may_trap_p_1): Likewise.
7620 (inequality_comparisons_p): Likewise.
7621 (computed_jump_p_1): Likewise.
7622 (commutative_operand_precedence): Likewise.
7623 * sched-deps.c (sched_analyze_2): Likewise.
7624 * sched-vis.c (print_value): Likewise.
7625 * reload.c (operands_match_p): Likewise.
7626 (subst_reg_equivs): Likewise.
7627 * reload1.c (eliminate_regs_1): Likewise.
7628 (elimination_effects): Likewise.
7629 (scan_paradoxical_subregs): Likewise.
7630 * alias.c (rtx_equal_for_memref_p): Likewise.
7631 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7632 * emit-rtl.c (const_fixed_htab): New hash table.
7633 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7635 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7636 const_fixed_from_fixed_value): New functions.
7637 (verify_rtx_sharing): Handle CONST_FIXED.
7638 (copy_rtx_if_shared_1): Likewise.
7639 (reset_used_flags): Likewise.
7640 (set_used_flags): Likewise.
7641 (copy_insn_1): Likewise.
7642 (init_emit_once): Create const_fixed_htab.
7643 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7645 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7647 PR tree-optimization/32949
7648 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7649 before failing for ivs with non-constant step.
7651 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7653 * doc/md.texi (Iterators): Renamed from Macros. All contents
7654 changed to reflect rename of respectively define_code_macro and
7655 define_mode_macro to define_code_iterator and define_mode_iterator.
7656 (Mode Iterators, Code Iterators): Similar.
7657 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7658 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7659 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7660 (initialize_iterators, find_iterator, check_code_iterator)
7661 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7662 (read_mapping, read_rtx_1): Similar.
7663 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7664 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7665 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7666 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7667 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7668 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7669 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7670 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7671 config/rs6000/sync.md, config/rs6000/rs6000.md,
7672 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7673 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7674 config/vax/vax.md, config/bfin/bfin.md: Similar.
7676 2007-08-22 David Daney <ddaney@avtrex.com>
7678 * doc/install.texi (Testing): Mention testing on a simulator.
7680 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7682 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7684 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7685 and rearrange floating point conversion functions into different
7688 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7690 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7691 dfa_post_advance_cycle): New scheduler hooks.
7692 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7693 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7695 (TARGET_SCHED): Use them.
7696 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7697 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7698 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7700 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7701 function to facilitate debugging.
7702 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7703 (output_insn_has_dfa_reservation_p): New static function to output
7704 insn_has_dfa_reservation_p ().
7705 (write_automata): Use it.
7706 * genattr.c (main): Output declaration for
7707 insn_has_dfa_reservation_p ().
7709 2007-08-22 Christian Bruel <christian.bruel@st.com>
7710 Richard Guenther <rguenther@suse.de>
7712 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7713 * simplify_rtx (simplify_binary_operation_1): Likewise.
7715 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7717 PR rtl-optimization/32557
7718 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7719 of REGNO (mws->mw_reg).
7721 2007-08-22 Richard Guenther <rguenther@suse.de>
7724 * builtins.c (expand_builtin_int_roundingfn): Replace call
7725 argument wrapped with SAVE_EXPR directly.
7726 (expand_builtin_int_roundingfn_2): Likewise.
7728 2007-08-22 Richard Guenther <rguenther@suse.de>
7730 * tree-inline.c (inlinable_function_p): Restore disregarding
7731 inline limits for GNU extern inline functions.
7733 2007-08-22 Richard Guenther <rguenther@suse.de>
7736 * tree.c (host_integerp): Treat sizetype as signed as it is
7739 2007-08-21 Ian Lance Taylor <iant@google.com>
7741 PR tree-optimization/33134
7742 * tree-vrp.c (adjust_range_with_scev): Call
7743 set_value_range_to_value.
7745 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7747 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7750 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7752 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7755 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7757 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7758 cases to set eight bytes at a time.
7759 (expand_block_move): Likewise.
7761 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7764 * dwarf2out.c (gen_decl_die): Don't call
7765 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7767 2007-08-21 Paul Brook <paul@codesourcery.com>
7768 Nathan Sidwell <nathan@codesourcery.com>
7769 Mark Mitchell <mark@codesourcery.com>
7770 Joseph Myers <joseph@codesourcery.com>
7772 * configure.ac: Add --with-pkgversion and --with-bugurl.
7773 * configure: Regenerate.
7774 * doc/install.texi: Document them.
7775 * version.c (version_string): Remove VERSUFFIX.
7776 (VERSUFFIX): Remove.
7777 (pkgversion_string): New.
7778 (bug_report_url): Do not hard-code initializer.
7779 * version.h (pkgversion_string): Declare.
7780 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7782 (version.o): Define PKGVERSION and BUGURL.
7783 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7784 (%.pod): Define BUGURL.
7785 * gcc.c (process_command, main): Use pkgversion_string.
7786 * toplev.c (compile_file, print_version): Likewise.
7787 * protoize.c (main): Likewise.
7788 * gcov.c (print_version): Likewise. Update copyright date.
7789 * gcov-dump.c (print_version): Likewise. Update copyright date.
7790 * mips-tdump.c (main): Likewise. Update copyright date.
7791 * mips-tfile.c (main): Likewise. Update copyright date.
7792 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7793 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7794 shorten description.
7795 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7796 * doc/gccint.texi: Likewise.
7797 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7798 Update copyright date.
7800 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7802 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7803 (ix86_expand_strlensi_unroll_1): Ditto.
7804 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7805 (ix86_expand_carry_flag_compare): Update comment.
7807 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7810 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7811 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7813 2007-08-21 Richard Guenther <rguenther@suse.de>
7815 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7817 2007-08-21 Richard Guenther <rguenther@suse.de>
7820 * fold-const.c (fold_binary): Remove index +p PTR folding.
7821 Fix types of POINTER_PLUS_EXPR generated by folding of
7824 2007-08-20 Chao-ying Fu <fu@mips.com>
7826 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7827 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7828 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7829 (c_common_fixed_point_type_for_size): Declare.
7830 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7831 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7832 (c_token_starts_declspecs): Likewise.
7833 (c_parser_declspecs): Likewise.
7834 (c_parser_attributes): Likewise.
7835 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7836 (c_declspecs): Add saturating_p.
7837 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7838 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7839 _Sat. Handle RID_SAT.
7840 Avoid using void, bool, char, int, float, double, _Decimal32,
7841 _Decimal64, _Decimal128, and complex with _Sat.
7842 Handle RID_FRACT and RID_ACCUM.
7843 Make sure _Sat is used with _Fract or _Accum.
7844 (finish_declspecs): Handle cts_fract and cts_accum.
7845 * c-common.c (fixed-value.h): New include.
7846 (constant_expression_warning): Handle FIXED_CST.
7847 (overflow_warning): Likewise.
7848 (warnings_for_convert_and_check): Likewise.
7849 (c_common_fixed_point_type_for_size): New.
7850 (c_common_type_for_mode): Handle fixed-point modes to
7851 return various saturating/non-saturating, signed/unsigned types.
7852 (c_common_signed_or_unsigned_type): Support fixed-point types.
7853 (shorten_compare): Check fixed-point zero.
7854 Handle FIXED_POINT_TYPE.
7855 (c_common_truthvalue_conversion): Handle FIXED_CST.
7856 Handle FIXED_POINT_TYPE.
7857 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7859 (handle_mode_attribute): Handle fixed-point modes. Need to check
7860 if the signness of base type and fixed-point modes are consistent.
7861 (handle_vector_size_attribute): Handle fixed-point modes.
7862 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7863 (warn_for_div_by_zero): Check fixed-point zero.
7864 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7865 a common fixed-point type based on fbit, ibit, sign, and saturation.
7866 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7867 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7868 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7869 (convert_for_assignment): Support FIXED_POINT_TYPE.
7870 (digest_init): Handle FIXED_POINT_TYPE.
7871 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7872 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7873 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7874 GE_EXPR, LT_EXPR, GT_EXPR.
7875 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7876 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7877 * target.h (gcc_target): Add fixed_point_supported_p.
7878 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7879 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7880 (default_fixed_point_supported_p): Define.
7881 * targhooks.h (default_fixed_point_supported_p): Declare.
7882 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7883 * doc/install.texi (Configuration): Add --enable-fixed-point.
7884 * configure.ac (--enable-fixed-point): New to enable fixed-point
7885 arithmetic extension to C. For mips targets, we enable it by default.
7886 * configure, config.in: Regenerate.
7888 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7890 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7892 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7894 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7895 DWARF2_DEBUGGING_INFO.
7896 (cold_text_section_used): Same.
7897 (cold_text_section): Same.
7899 2007-08-20 Richard Guenther <rguenther@suse.de>
7901 * c-typeck.c (convert_for_assignment): Use the type of
7902 the member for the initialization.
7904 2007-08-20 Richard Guenther <rguenther@suse.de>
7906 * c-objc-common.c (c_disregard_inline_limits): Remove.
7907 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7908 * cgraphunit.c (cgraph_process_new_functions): Call
7909 disregard_inline_limits_p.
7910 (cgraph_preserve_function_body_p): Likewise.
7911 * ipa-inline.c (compute_inline_parameters): Likewise.
7912 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7914 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7915 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7916 disregard_inline_limits langhook.
7917 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7919 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7920 disregard_inline_limits langhook.
7921 * tree-inline.c (disregard_inline_limits_p): New function.
7922 * tree-inline.h (disregard_inline_limits_p): Declare.
7924 2007-08-20 Richard Guenther <rguenther@suse.de>
7926 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7927 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7928 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7929 auto_var_in_fn_p langhook.
7930 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7932 * tree.c (auto_var_in_fn_p): ... here.
7933 (find_var_from_fn): Call auto_var_in_fn_p directly.
7934 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7935 auto_var_in_fn_p langhook.
7936 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7937 (copy_body_r): Likewise.
7938 (self_inlining_addr_expr): Likewise.
7939 * tree.h (auto_var_in_fn_p): Declare.
7941 2007-08-20 Richard Guenther <rguenther@suse.de>
7943 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7944 (walk_type_fields): Take lh parameter.
7945 (walk_tree): Rename to ...
7946 (walk_tree_1): ... this. Do not call the walk_subtrees
7947 langhook but the now passed callback. Pass lh on recursion.
7948 (walk_tree_without_duplicates): Rename to ...
7949 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7950 and call walk_tree_1.
7951 * tree.h (walk_tree_lh): New typedef.
7952 (walk_tree_1): Declare.
7953 (walk_tree_without_duplicates_1): Likewise.
7954 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7955 (walk_tree_without_duplicates): New define to
7956 walk_tree_without_duplicates_1 with NULL lh parameter.
7957 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7958 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7960 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7961 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7962 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7965 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7968 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7969 code in front of the compacting of basic blocks.
7970 Move the folding of statements inbetween the cgraph checking
7971 and compacting of basic blocks.
7973 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7974 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7977 * config/alpha/alpha.c (va_list_skip_additions): Check for
7978 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7979 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7980 PLUS_EXPR when checking ap.__base.
7981 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7982 when doing addition on pointer types. Use size_int instead of
7984 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7985 ptr_type in the second operand.
7987 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7990 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7992 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7995 * cfgexpand.c (expand_one_register_var): Mark pointer
7996 DECL_ARTIFICIAL as REG_POINTER also.
7997 * stmt.c (expand_decl): Likewise.
7999 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8006 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8007 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8008 on_worklist argument and avoid adding things to worklist multiple
8010 (add_to_worklist): Ditto.
8011 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8012 single SFT is clobbered.
8013 (set_initial_properties): Ditto.
8014 (compute_call_clobbered): Update for changes to function
8016 (create_overlap_variables_for): Always create SFT for offset 0.
8017 (create_structure_vars): Handle PHI's, since we are in SSA form at
8019 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8020 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8022 (add_vars_for_offset): Figure out aliases from access + points-to.
8023 (add_virtual_operand): Use add_vars-for_offset.
8024 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8025 (add_call_clobber_ops): Remove makes_clobbering_call set.
8026 (get_expr_operands): Always pass through the INDIRECT_REF
8028 * tree-ssa-structalias.c (struct constraint_graph): Remove
8030 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8031 address_taken, pt_used, number_incoming.
8032 (FIRST_ADDR_NODE): Removed.
8033 (merge_graph_nodes): Remove broken code for the moment.
8034 (init_graph): New function.
8035 (build_pred_graph): Remove code to init_graph.
8036 Add location equivalence support.
8037 (struct scc_info): Rename roots to deleted.
8039 (init_scc_info): Ditto
8040 (init_topo_info): Use graph->size.
8041 (compute_topo_order): Ditto.
8042 (do_da_constraint): Removed.
8043 (do_sd_constraint): Remove calls to find().
8044 set_union_with_increment should always get 0 as last arg here.
8045 (do_complex_constraint): Replace do_da_constraint with assert.
8047 (struct equiv_class_label): New.
8048 (pointer_equiv_class_table): Ditto.
8049 (location_equiv_class_table): Ditto.
8050 (equiv_class_label_hash): Ditto.
8051 (equiv_class_label_eq): Ditto
8052 (equiv_class_lookup): Ditto.
8053 (equiv_class_ladd): Ditto.
8054 (pointer_equiv_class): Ditto.
8055 (location_equiv_class): Ditto.
8056 (condense_visit): Rename and rewrite from label_visit to do only
8057 SCC related stuff for HU.
8058 (label_visit): Do HU work for HU.
8059 (perform_var_substitution): Update to do HU and location
8061 (free_var_substitution_info): Update to free HU and location
8062 equivalence structures. */
8063 (find_equivalent_node): Update for pointer but not location
8065 (unite_pointer_equivalences): New function.
8066 (move_complex_constraints): Rewrite to only do moving.
8067 (rewrite_constraints): Split out of move_complex_constraints.
8068 (solve_graph): Use graph->size.
8069 (process_constraint_1): Add from_call argument, use it.
8070 Split *a = &b into two constraints.
8071 (process_constraint): Use new process_constraint_1.
8072 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8073 (get_constraint_for): Handle non-pointer integers properly.
8074 Remove code that used to handle structures.
8075 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8076 with unknown addends.
8077 (handle_rhs_call): New function.
8078 (find_func_aliases): Use handle_rhs_call.
8079 (set_uids_in_ptset): Add an assert.
8080 (set_used_smts): Fix bug in not considering unified vars.
8081 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8082 (compute_points_to_sets): Update for other function changes.
8083 (delete_points_to_sets): Ditto.
8084 (ipa_pta_execute): Ditto.
8085 (pass_ipa_pta): We need to update SSA after ipa_pta.
8087 2007-08-19 Jan Hubicka <jh@suse.cz>
8089 * i386.md: Replace "rim" and "mri" constraints by "g".
8091 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8093 * dwarf2out.c (text_section_used, cold_text_section_used,
8094 cold_text_section, dwarf2out_note_section_used): New.
8095 (dwarf2out_init): Initialize cold_text_section.
8096 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8097 dwarf2out_note_section_used.
8098 (size_of_aranges): Only count entry for text section if it was
8099 used. Count entry for cold text section if it was used.
8100 (output_aranges): Only output entries for text section and cold
8101 text section if they were used.
8103 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8105 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8107 (debug_generic_stmt): Likewise.
8108 (debug_tree_chain): Likewise.
8110 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8112 * tree-data-refs.c (split_constant_offset): Expose.
8113 * tree-data-refs.h (split_constant_offset): Add declaration.
8115 * tree-vectorizer.h (dr_alignment_support): Renamed
8116 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8117 Added a new value dr_explicit_realign.
8118 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8119 dr_offset, dr_step, and dr_aligned_to, along with new access
8120 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8121 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8122 STMT_VINFO_DR_ALIGNED_TO.
8124 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8126 In case of outer-loop vectorization with non-fixed misalignment - use
8127 the dr_explicit_realign scheme instead of the optimized realignment
8129 (new_stmt_vec_info): Initialize new fields.
8131 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8132 'nested_in_vect_loop' case. Change verbosity level.
8133 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8134 Don't fail on zero step in the outer-loop for loads.
8135 (vect_analyze_data_refs): Call split_constant_offset to calculate
8136 base, offset and init relative to the outer-loop.
8138 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8139 BSI function argument with a new function argument - at_loop.
8140 Simplify the condition that determines STEP. Takes additional argument
8141 INV_P. Support outer-loop vectorization (handle the
8142 nested_in_vect_loop case), including zero step in the outer-loop. Call
8143 vect_create_addr_base_for_vector_ref with additional argument.
8144 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8145 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8146 Fixed and simplified calculation of step.
8147 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8148 of bsi, and with additional argument. Call bump_vector_ptr with
8149 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8150 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8151 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8152 when the realignment setup needs to take place inside the loop.
8153 Support the dr_explicit_realign scheme. Allow generating the optimized
8154 realignment scheme for outer-loop vectorization. Added documentation.
8155 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8156 the 'nested_in_vect_loop' case, including loads that are invariant in
8157 the outer-loop and the realignment schemes. Handle the case when the
8158 realignment setup needs to take place inside the loop. Call
8159 vect_setup_realignment with additional arguments. Call
8160 vect_create_data_ref_ptr with additional argument and with loop instead
8161 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8162 (vect_gen_niters_for_prolog_loop): Call
8163 vect_create_addr_base_for_vector_ref with additional arguments.
8164 (vect_create_cond_for_align_checks): Likewise.
8165 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8166 scheme: takes additional argument bump; argument ptr_incr is now
8167 optional; updated documentation.
8168 (vect_init_vector): Takes additional argument (bsi). Use it, if
8169 available, to insert the vector initialization.
8170 (get_initial_def_for_induction): Pass additional argument in call to
8172 (vect_get_vec_def_for_operand): Likewise.
8173 (vect_setup_realignment): Likewise.
8174 (vectorizable_load): Likewise.
8176 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8178 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8179 as argument instead of struct loop.
8180 (nested_in_vect_loop_p): New function.
8181 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8183 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8184 from other phis in the loop.
8185 (destroy_loop_vec_info): Add additional argument to declaration.
8187 * tree-vectorizer.c (supportable_widening_operation): Also check if
8188 nested_in_vect_loop_p (don't allow changing the order in this case).
8189 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8190 of struct loop. Call nested_in_vect_loop_p and don't require
8191 flag_unsafe_math_optimizations if it returns true.
8192 (new_stmt_vec_info): When setting def_type for phis differentiate
8193 loop-header phis from other phis.
8194 (bb_in_loop_p): New function.
8195 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8196 just update their loop_vinfo. Order of BB traversal now matters -
8197 call dfs_enumerate_from with bb_in_loop_p.
8198 (destroy_loop_vec_info): Takes additional argument to control whether
8199 stmt_vinfo of the loop stmts should be destroyed as well.
8200 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8201 reduction stmt to be defines by a non loop-header phi.
8202 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8204 * tree-vect-transform.c (vectorizable_reduction): Call
8205 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8206 (vectorizable_call): Likewise.
8207 (vectorizable_conversion): Likewise.
8208 (vectorizable_operation): Likewise.
8209 (vectorizable_type_promotion): Likewise.
8210 (vectorizable_type_demotion): Likewise.
8211 (vectorizable_store): Likewise.
8212 (vectorizable_live_operation): Likewise.
8213 (vectorizable_reduction): Likewise. Also pass loop_info to
8214 vect_is_simple_reduction instead of loop.
8215 (vect_init_vector): Call nested_in_vect_loop_p.
8216 (get_initial_def_for_reduction): Likewise.
8217 (vect_create_epilog_for_reduction): Likewise.
8218 (vect_init_vector): Check which loop to work with, in case there's an
8220 (get_initial_def_for_inducion): Extend to handle outer-loop
8221 vectorization. Fix indentation.
8222 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8223 In the case vect_induction_def get the vector def from the induction
8224 phi node, instead of calling get_initial_def_for_inducion.
8225 (get_initial_def_for_reduction): Extend to handle outer-loop
8227 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8229 (vect_transform_loop): Change assert to just skip this case. Add a
8231 (vect_finish_stmt_generation): Add a couple asserts.
8233 (vect_estimate_min_profitable_iters): Multiply
8234 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8236 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8237 this is an inner-loop reduction in outer-loop vectorization.
8239 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8240 Same code as what used to be vect_analyze_scalar_cycles, only with
8241 additional argument loop, and loop_info passed to
8242 vect_is_simple_reduction instead of loop.
8243 (vect_analyze_scalar_cycles): Code factored out into
8244 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8245 Updated documentation.
8246 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8247 outer-loop vectorization that are live or not used in the outerloop,
8248 cause this requires special handling.
8249 (vect_enhance_data_refs_alignment): Don't consider versioning for
8251 (vect_analyze_data_refs): Check that there are no datarefs in the
8253 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8254 and vect_used_in_outer_by_reduction cases.
8255 (process_use): Also consider the case of outer-loop stmt defining an
8256 inner-loop stmt and vice versa.
8257 (vect_analyze_loop_1): New function.
8258 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8259 loops. Call vect_analyze_loop_1.
8260 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8261 been vectorized. Call destroy_loop_vec_info with additional argument.
8263 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8264 in the inner-loop when doing outer-loop vectorization. Add
8265 documentation and printout.
8266 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8267 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8269 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8271 * tree-affine.h (print_aff): New prototype.
8272 (debug_aff): Likewise.
8273 * tree-affine.c (print_aff): New function.
8274 (debug_aff): Likewise.
8276 2007-08-18 Paul Brook <paul@codesourcery.com>
8277 Joseph Myers <joseph@codesourcery.com>
8279 * common.opt (-fdebug-prefix-map=): New option.
8280 * opts.c: Include debug.h.
8281 (common_handle_option): Handle -fdebug-prefix-map.
8282 * final.c: Include ggc.h.
8283 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8284 remap_debug_filename): New.
8285 * Makefile.in (final.o, opts.o): Update dependencies.
8286 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8287 * configure.ac: Check for assembler --debug-prefix-map support.
8288 * configure, config.in: Regenerate.
8289 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8290 (ASM_DEBUG_SPEC): Include ASM_MAP.
8291 * doc/install.texi (--with-debug-prefix-map): Document.
8292 * doc/invoke.texi (-fdebug-prefix-map): Document.
8293 * dbxout.c (dbxout_init, dbxout_start_source_file,
8294 dbxout_source_file): Call remap_debug_filename.
8295 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8296 dwarf2out_start_source_file, dwarf2out_finish): Call
8297 remap_debug_filename.
8298 (file_table_relative_p): Do not check d->emitted_number.
8299 * toplev.c (output_file_directive): Call remap_debug_filename.
8300 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8301 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8303 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8305 * loop-invariant.c (find_invariants_to_move): Add missing macro
8308 2007-08-17 Tom Tromey <tromey@redhat.com>
8310 * tree.h (struct tree_label_decl): Removed old "java" fields.
8312 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8313 Nigel Stephens <nigel@mips.com>
8315 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8316 Treat -mno-data-in-code and -mcode-xonly as aliases for
8317 -mcode-readable=no and -mcode-readable=pcrel respectively.
8318 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8319 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8320 (MULTILIB_DIRNAMES): Update accordingly.
8322 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8324 * Makefile.in (version.o): Depend on $(REVISION) only if
8325 REVISION_s is defined.
8327 2007-08-17 Sa Liu <saliu@de.ibm.com>
8328 Ulrich Weigand <uweigand@de.ibm.com>
8331 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8332 use build_qualified_type to retain qualifiers of the base type.
8334 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8336 * config/score/score.md : Update pattern tablejump.
8337 * config/score/score.c : Update score_initialize_trampoline
8339 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8340 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8341 * doc/contrib.texi: Add my entry.
8343 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8345 * Makefile.in (REVISION): New.
8348 (version.o): Also depend on $(REVISION). Add
8349 -DREVISION=$(REVISION_s).
8351 * version.c (version_string): Add REVISION.
8353 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8355 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8356 of GOTO that's relocated to a different block.
8358 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8360 * c-common.c (const_strip_array_types): New.
8361 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8362 (const_strip_array_types): New.
8363 * c-objc-common.c (c_disregard_inline_limits,
8364 c_warn_unused_global_decl): Constify.
8365 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8366 c_vla_type_p, c_incomplete_type_error): Likewise.
8367 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8368 * hooks.c (hook_bool_const_tree_false): New.
8369 * hooks.h (hook_bool_const_tree_false): Likewise.
8370 * langhooks-def.h (lhd_warn_unused_global_decl,
8371 lhd_incomplete_type_error, lhd_expr_size,
8372 lhd_tree_inlining_disregard_inline_limits,
8373 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8374 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8375 * langhooks.c (lhd_warn_unused_global_decl,
8376 lhd_incomplete_type_error,
8377 lhd_tree_inlining_disregard_inline_limits,
8378 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8379 lhd_expr_size): Likewise.
8380 * langhooks.h (lang_hooks_for_tree_inlining,
8381 lang_hooks_for_tree_dump, lang_hooks_for_types,
8382 lang_hooks_for_decls, lang_hooks): Likewise.
8383 * pointer-set.c (pointer_set_t, pointer_set_create,
8384 pointer_set_contains, insert_aux, pointer_set_insert,
8385 pointer_set_traverse, pointer_map_t, pointer_map_create,
8386 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8388 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8389 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8390 pointer_map_traverse): Likewise.
8391 * predict.c (assert_is_empty): Likewise.
8392 * tree-affine.c (free_name_expansion): Likewise.
8393 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8394 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8395 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8397 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8399 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8401 (destroy_loop_vec_info): Add call to VEC_free.
8402 * tree-vectorizer.h (may_alias_ddrs): Define.
8403 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8404 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8405 Change reporting to dump.
8406 (vect_is_duplicate_ddr): New.
8407 (vect_mark_for_runtime_alias_test): New.
8408 (vect_analyze_data_ref_dependences) Add call to
8409 vect_mark_for_runtime_alias_test.
8410 (vect_enhance_data_refs_alignment): Define local variable
8411 vect_versioning_for_alias_required, don't perform
8412 peeling for alignment if versioning for alias is
8414 (vect_enhance_data_refs_alignment): Use
8415 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8416 PARAM_VECT_MAX_VERSION_CHECKS.
8417 * tree-vect-transform.c
8418 (vect_create_cond_for_alias_checks): New.
8419 (vect_transform_loop): Add call to
8420 vect_create_cond_for_alias_checks.
8421 (vect_vfa_segment_size): New.
8422 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8424 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8425 * gcc/doc/invoke.texi
8426 (vect-max-version-for-alignment-checks): Document.
8427 (vect-max-version-for-alias-checks): Document.
8428 (vect-max-version-checks): Remove.
8430 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8432 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8433 the same line as the instruction for all asm dialects.
8434 (*rep_movsi): Ditto.
8435 (*rep_movsi_rex64): Ditto.
8436 (*rep_movqi): Ditto.
8437 (*rep_movqi_rex64): Ditto.
8438 (*rep_stosdi_rex64): Ditto.
8439 (*rep_stossi): Ditto.
8440 (*rep_stossi_rex64): Ditto.
8441 (*rep_stosqi): Ditto.
8442 (*rep_stosqi_rex64): Ditto.
8443 (*cmpstrnqi_nz_1): Ditto.
8444 (*cmpstrnqi_nz_rex_1): Ditto.
8445 (*cmpstrnqi_1): Ditto.
8446 (*cmpstrnqi_rex_1): Ditto.
8447 (*strlenqi_1): Ditto.
8448 (*strlenqi_rex_1): Ditto.
8449 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8450 prefix on the same line as the instruction for all asm dialects.
8451 (sync_double_compare_and_swap<mode>): Ditto.
8452 (*sync_double_compare_and_swapdi_pic): Ditto.
8453 (*sync_compare_and_swap_cc<mode>): Ditto.
8454 (sync_double_compare_and_swap_cc<mode>): Ditto.
8455 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8456 (sync_old_add<mode>): Ditto.
8457 (sync_add<mode>): Ditto.
8458 (sync_sub<mode>): Ditto.
8459 (sync_ior<mode>): Ditto.
8460 (sync_and<mode>): Ditto.
8461 (sync_xor<mode>): Ditto.
8463 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8466 * reload.c (find_reloads): Check that the memory returned by
8467 find_reloads_toplev was not the result of forcing a constant
8469 (find_reloads_toplev): Always use simplify_gen_subreg to get
8470 the subreg of a constant. If the result is also a constant,
8471 but not a legitimate one, force it into the constant pool
8472 and reload its address.
8474 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8476 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8479 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8481 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8482 directive for the current vector ABI.
8484 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8487 * caller-save.c (reg_save_code): Set invalide status on restore code.
8489 2007-08-15 Diego Novillo <dnovillo@google.com>
8491 * tree-ssa-alias.c (compute_memory_partitions): Use
8492 alias_bitmap_obstack to allocate bitmaps.
8493 (reset_alias_info): Factor out of init_alias_info.
8494 Mark all name tags not associated to an SSA name for renaming.
8495 (init_alias_info): Call it.
8496 (create_name_tags): Tidy. Add comments.
8497 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8499 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8501 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8502 scheduler dependencies.
8504 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8506 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8508 (*iorsi_1_zext): Likewise.
8509 (*iorsi_1_zext_imm): Likewise.
8510 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8511 with "rm"/"xm" constraint.
8512 (sse2_vmsqrtv2df2): Likewise.
8514 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8517 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8520 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8522 * tree-pass.h (PROP_pta): Removed.
8523 (TODO_rebuild_alias): New.
8524 (pass_may_alias): Removed.
8525 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8526 aliasing if we changed something.
8527 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8529 (pass_may_alias): Removed.
8530 (create_structure_vars): Return TODO_rebuild_alias.
8531 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8532 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8534 (tree_sra_early): We never affect aliasing right now.
8535 * tree-flow.h (compute_may_aliases): New prototype.
8536 * passes.c: Remove pass_may_alias from the passes.
8537 (execute_function_todo): Support TODO_rebuild_alias.
8539 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8541 * i386.c: (legitimize_address): Move dllimported variable check
8542 infront of legitimizing pic address of CONST symbols.
8544 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8546 PR tree-optimization/32941
8547 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8548 (goto_queue_cmp): Remove.
8549 (find_goto_replacement): Change search method.
8550 (maybe_record_in_goto_queue): Add assert.
8551 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8552 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8554 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8556 * alias.c (component_uses_parent_alias_set): Constify.
8557 * alias.h (component_uses_parent_alias_set): Likewise.
8558 * cfgrtl.c (print_rtl_with_bb): Likewise.
8559 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8560 mpz_get_double_int): Likewise.
8561 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8562 mpz_get_double_int): Likewise.
8563 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8564 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8566 * expr.h (safe_from_p): Likewise.
8567 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8569 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8570 zero_sized_type, goa_lhs_expr_p): Likewise.
8571 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8572 * rtl.h (print_rtl_with_bb): Likewise.
8573 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8574 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8575 * tree-flow-inline.h (bb_stmt_list): Constify.
8576 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8578 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8579 const_first_stmt, const_last_stmt): New.
8580 (block_may_fallthru, empty_block_p): Constify.
8581 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8582 EXPR_ONLY_BODY): New.
8583 (expr_first, expr_last, expr_only): Use macro for body.
8584 (const_expr_first, const_expr_last, const_expr_only): New.
8585 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8586 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8587 ctsi_prev, ctsi_stmt): New.
8588 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8589 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8590 * tree-ssa-loop-niter.c (loop_only_exit_p,
8591 derive_constant_upper_bound): Likewise.
8592 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8593 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8594 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8595 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8596 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8597 * tree.c (get_type_static_bounds): Likewise.
8598 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8599 (get_type_static_bounds): Constify.
8601 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8604 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8605 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8606 (*<addsub><mode>3_cc_overflow): New.
8607 (*add<mode>3_cconly_overflow): New.
8608 (*sub<mode>3_cconly_overflow): New.
8609 (*<addsub>si3_zext_cc_overflow): New.
8610 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8611 CCCmode for LTU, GTU, LEU and GEU.
8612 (ix86_comparison_operator): Likewise.
8613 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8614 * config/i386/i386.c (put_condition_code): Support CCCmode.
8615 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8616 or MINUS expressions.
8618 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8621 * c-typeck.c (build_binary_op): Disallow vector float types with
8622 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8624 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8626 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8627 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8628 (dep_def): New typedef.
8629 (init_dep_1, sd_debug_dep): Declare functions.
8630 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8631 (debug_dep_links): Remove.
8632 (struct _deps_list): New field 'n_links'.
8633 (DEPS_LIST_N_LINKS): New macro.
8634 (FOR_EACH_DEP_LINK): Remove.
8635 (create_deps_list, free_deps_list, delete_deps_list): Remove
8637 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8638 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8639 (copy_deps_list_change_con, move_dep_link): Ditto.
8640 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8641 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8643 (INSN_BACK_DEPS): Remove.
8644 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8646 (INSN_DEP_COUNT): Remove.
8647 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8648 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8649 Declare global variables.
8650 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8651 (add_forw_dep, compute_forward_dependences): Remove declarations.
8652 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8653 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8654 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8656 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8658 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8659 (sd_list_types_def): New typedef.
8660 (sd_next_list): Declare function.
8661 (struct _sd_iterator): New type.
8662 (sd_iterator_def): New typedef.
8663 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8665 (FOR_EACH_DEP): New cycle wrapper.
8666 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8668 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8669 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8672 * sched-deps.c (init_dep_1): Make global.
8673 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8675 (dump_dep): New static function.
8676 (dump_dep_flags): New static variable.
8677 (sd_debug_dep): New function.
8678 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8680 (move_dep_link): Use remove_from_deps_list (), instead of
8682 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8683 (dep_link_is_detached_p): New static function.
8684 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8686 (dn_pool, dl_pool): New alloc_pools.
8687 (dn_pool_diff, dl_pool_diff): New static variables.
8688 (create_dep_node, delete_dep_node): New static function.
8689 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8690 (deps_list_empty_p): Make it static. Use 'n_links' field.
8691 (deps_pools_are_empty_p): New static function.
8692 (alloc_deps_list, delete_deps_list): Remove.
8693 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8694 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8695 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8696 (forward_dependency_cache): Remove.
8697 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8698 'back' from the names. Change signature to use dep_t instead of
8700 (add_back_dep): Ditto. Make global.
8701 (check_dep_status): Rename to check_dep ().
8702 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8704 (sd_finish_insn): Ditto.
8705 (sd_find_dep_between_no_cache): New static function.
8706 (sd_find_dep_between): New function.
8707 (ask_dependency_caches, set_dependency_caches): New static functions.
8708 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8709 (add_or_update_dep_1): Separate pieces of functionality into
8710 ask_dependency_caches (), update_dependency_caches (),
8711 change_spec_dep_to_hard (), update_dep ().
8712 (get_back_and_forw_lists): New static function.
8713 (sd_add_dep): Separate setting of dependency caches into
8714 set_dependency_caches ().
8715 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8717 (sd_delete_dep): Ditto.
8718 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8719 (dump_lists): New static function.
8720 (sd_debug_lists): New debug function.
8721 (delete_all_dependences, fixup_sched_groups): Update to use
8722 sd_* infrastructure.
8723 (sched_analyze_2): Create data-speculative dependency only if
8724 data-speculation is enabled.
8725 (sched_analyze_insn): If insn cannot be speculative, make all its
8726 dependencies non-speculative.
8727 (sched_analyze): Use sd_init_insn ().
8728 (add_forw_dep, compute_forward_dependencies): Remove.
8729 (delete_dep_nodes_in_back_deps): New static function.
8730 (sched_free_deps): New function.
8731 (init_dependency_caches): Init alloc_pools.
8732 (extend_depedency_caches): Update after removing of
8733 forward_dependency_cache.
8734 (free_dependency_caches): Ditto. Free alloc_pools.
8735 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8736 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8738 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8739 (add_dependence): Use init_dep ().
8740 (get_dep_weak_1): New static function.
8741 (get_dep_weak): Move logic to get_dep_weak_1 ().
8742 (dump_ds): New static function moved from haifa-sched.c:
8743 debug_spec_status ().
8744 (debug_ds): New debug function.
8745 (check_dep_status): Rename to check_dep (). Update to check whole
8748 * haifa-sched.c (spec_info): Make global.
8749 (added_recovery_block_p): Rename to
8750 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8751 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8752 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8753 to use new interfaces.
8754 (ok_for_early_queue_removal): Ditto.
8755 (schedule_block): Initialize logical uids of insns emitted by the
8757 (sched_init): Initialize new variable.
8758 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8760 (extend_global): Initialize insn data.
8761 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8762 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8764 (add_to_speculative_block): Update to use new interfaces.
8765 (create_recovery_block): Set new variables.
8766 (create_check_block_twin, fix_recovery_deps): Update to use new
8768 (sched_insn_is_legitimate_for_speculation_p): New function.
8769 (speculate_insn): Move checking logic to
8770 sched_insn_is_legitimate_for_speculation_p ().
8771 (sched_remove_insn): Finalize sched-deps information of instruction.
8772 (clear_priorities, add_jump_dependencies): Update to use new
8774 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8776 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8777 to use new interfaces.
8778 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8779 (new_ready): Try to use control speculation only if it is available.
8780 (add_branch_dependences): Update to use new interfaces.
8781 (compute_block_backward_dependences): Rename to
8782 compute_block_dependences (). Call
8783 targetm.sched.dependencies_evaluation_hook ().
8784 (free_block_dependencies): New static function.
8785 (debug_dependencies): Update to use new interfaces.
8786 (schedule_region): Remove separate computation of forward dependencies.
8787 Move call of targetm.sched.dependencies_evaluation_hook () to
8788 compute_block_dependences (). Free dependencies at the end of
8789 scheduling the region.
8791 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8793 (add_deps_for_risky_insns): Ditto.
8794 (schedule_ebb): Remove separate computation of forward dependencies.
8795 Free dependencies at the end of scheduling the ebb.
8797 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8798 (build_intra_loop_deps): Ditto. Remove separate computation of
8799 forward dependencies. Free sched-deps dependencies.
8801 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8802 to use new interfaces.
8803 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8805 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8807 (is_costly_group): Ditto.
8809 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8811 * alias.c (rtx_equal_for_memref_p): Constify.
8812 * basic-block.h (const_edge, const_basic_block): New.
8813 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8814 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8815 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8816 probably_never_executed_bb_p, edge_probability_reliable_p,
8817 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8818 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8820 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8821 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8823 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8824 flow_nodes_print, dfs_enumerate_from): Likewise.
8825 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8826 control_flow_insn_p, count_basic_blocks): Likewise.
8827 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8828 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8829 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8830 average_num_loop_insns, loop_exit_edge_p,
8831 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8832 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8833 average_num_loop_insns, seq_cost): Likewise.
8834 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8835 * dominance.c (dominated_by_p): Likewise.
8836 * emit-rtl.c (validate_subreg): Likewise.
8837 * except.c (can_throw_internal, can_throw_external): Likewise.
8838 * except.h (can_throw_internal, can_throw_external): Likewise.
8839 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8840 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8841 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8842 simple_mem, store_ops_ok, load_kills_store, find_loads,
8843 store_killed_in_insn, store_killed_after, store_killed_before,
8844 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8846 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8847 noce_mem_write_may_trap_or_fault_p): Likewise.
8848 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8850 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8852 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8853 probably_cold_bb_p, probably_never_executed_bb_p,
8854 edge_probability_reliable_p, br_prob_note_reliable_p,
8855 can_predict_insn_p): Likewise.
8856 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8857 * resource.c (return_insn_p): Likewise.
8858 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8860 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8861 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8862 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8863 verify_gimple_modify_stmt): Likewise.
8864 * tree-chrec.c (is_not_constant_evolution,
8865 is_multivariate_chrec_rec, is_multivariate_chrec,
8866 chrec_contains_symbols, chrec_contains_undetermined,
8867 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8868 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8869 eq_evolutions_p, scev_direction): Likewise.
8870 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8871 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8872 chrec_contains_symbols_defined_in_loop,
8873 chrec_contains_undetermined, tree_contains_chrecs,
8874 evolution_function_is_affine_multivariate_p,
8875 evolution_function_is_univariate_p, chrec_zerop,
8876 evolution_function_is_constant_p, evolution_function_is_affine_p,
8877 evolution_function_is_affine_or_constant_p,
8878 tree_does_not_contain_chrecs, chrec_type): Likewise.
8879 * tree-data-ref.c (tree_fold_divides_p,
8880 object_address_invariant_in_loop_p, dr_may_alias_p,
8881 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8882 same_access_functions, constant_access_functions,
8883 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8885 * tree-flow.h (scev_direction): Likewise.
8886 * tree-gimple.c (is_gimple_stmt): Likewise.
8887 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8889 * tree-pretty-print.c (op_prio): Likewise.
8890 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8891 analyzable_condition, backedge_phi_arg_p): Likewise.
8892 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8893 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8894 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8897 2007-08-13 Dan Hipschman <dsh@google.com>
8900 * c-format.c (check_format_arg): Move check for zero-length
8901 format strings below the check for unterminated strings.
8903 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8906 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8909 2007-08-13 Nick Clifton <nickc@redhat.com>
8911 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8913 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8916 * c-format.c (gcc_gfc_length_specs): New array.
8917 (gcc_gfc_char_table): Add unsigned specifier, and references to
8918 the l length modifier.
8919 (format_types_orig): Use the new gcc_gfc_length_specs.
8921 2007-08-12 Sa Liu <saliu@de.ibm.com>
8923 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8924 and with REG_RETVAL note after split.
8926 2007-08-11 David Daney <ddaney@avtrex.com>
8928 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8929 as ATTRIBUTE_UNUSED.
8931 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8932 Segher Boessenkool <segher@kernel.crashing.org>
8934 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8935 HAVE_LOCAL_CPU_DETECT not defined.
8937 2007-08-11 Jan Hubicka <jh@suse.cz>
8939 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8940 (cgraph_process_new_functions): Honor previous value of
8941 disregard_inline_limits.
8942 * ipa-inline.c (compute_inline_parameters): Likewise.
8944 2007-08-11 Ian Lance Taylor <iant@google.com>
8946 * alias.h (alias_set_type): Define new type.
8947 (ALIAS_SET_MEMORY_BARRIER): Use it.
8948 * rtl.h: Include alias.h.
8949 (struct mem_attrs): Use alias_set_type.
8950 * tree.h: Include alias.h
8951 (struct tree_type): Use alias_set_type.
8952 (struct tree_struct_field_tag): Likewise.
8953 (struct tree_decl_common): Likewise.
8954 * alias.c (struct alias_set_entry): Use alias_set_type.
8955 (get_alias_set_entry, alias_set_subset_of): Likewise.
8956 (alias_sets_conflict_p): Likewise.
8957 (alias_sets_must_conflict_p): Likewise.
8958 (objects_must_conflict_p): Likewise.
8959 (get_alias_set, new_alias_set): Likewise.
8960 (record_alias_subset, record_component_aliases): Likewise.
8961 (varargs_set, frame_set): Change to alias_set_type.
8962 (get_varargs_alias_set): Use alias_set_type.
8963 (get_frame_alias_set): Likewise.
8964 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8965 * dse.c (struct store_info): Use alias_set_type.
8966 (struct read_info, struct clear_alias_mode_holder): Likewise.
8967 (clear_alias_set_lookup, canon_address): Likewise.
8968 (record_store, check_mem_read_rtx): Likewise.
8969 (dse_record_singleton_alias_set): Likewise.
8970 (dse_invalidate_singleton_alias_set): Likewise.
8971 * emit-rtl.c (get_mem_attrs): Likewise.
8972 (set_mem_attributes_minus_bitpos): Likewise.
8973 (set_mem_alias_set): Likewise.
8974 * expr.c (store_constructor_field, store_field): Likewise.
8975 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8976 * langhooks.c (lhd_get_alias_set): Likewise.
8977 * langhooks-def.h (lhd_get_alias_set): Likewise.
8978 * reload1.c (alter_reg): Likewise.
8979 * tree-flow.h (struct fieldoff): Likewise.
8980 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8981 (may_alias_p, get_smt_for, create_sft): Likewise.
8982 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8983 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8984 (merge_smts_into): Likewise.
8985 * varasm.c (const_alias_set): Likewise.
8986 * c-common.c (strict_aliasing_warning): Likewise.
8987 (c_common_get_alias_set): Likewise.
8988 * dse.h (dse_record_singleton_alias_set): Update declaration.
8989 (dse_invalidate_singleton_alias_set): Likewise.
8990 * emit-rtl.h (set_mem_alias_set): Likewise.
8991 * c-common.h (c_common_get_alias_set): Likewise.
8992 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8993 * print-tree.c (print_node): Likewise.
8994 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8996 (alpha_setup_incoming_varargs): Use alias_set_type.
8997 * config/i386/i386.c (setup_incoming_varargs_64): Use
8999 (setup_incoming_varargs_ms_64): Likewise.
9000 (ix86_GOT_alias_set): Likewise.
9001 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9002 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9003 (set): Change to alias_set_type.
9004 (get_TOC_alias_set): Use alias_set_type.
9005 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9007 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9008 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9010 (struct_value_alias_set): Likewise.
9011 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9013 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9015 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9016 * config/vxworks.h (TARGET_VXWORKS): Override.
9017 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9018 "mips" if TARGET_VXWORKS.
9020 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9022 * calls.c (avoid_likely_spilled_reg): New function.
9023 (expand_call): Use it.
9025 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9027 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9029 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9031 * config/mips/predicates.md (const_call_insn_operand): Invoke
9032 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9034 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9037 * config/rs6000/driver-rs6000.c: Include link.h.
9038 Use ElfW instead of wordsize-specif typedef.
9040 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9042 * system.h (CONST_CAST): New.
9043 * c-decl.c (c_make_fname_decl): Use it.
9044 * c-lex.c (cb_ident, lex_string): Likewise.
9045 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9046 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9047 give_switch, set_multilib_dir): Likewise.
9048 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9049 * passes.c (execute_one_pass): Likewise.
9050 * prefix.c (update_path): Likewise.
9051 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9052 * tree.c (build_string): Likewise.
9054 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9056 * tree-flow-inline.h (is_exec_stmt): Remove.
9057 (is_label_stmt): Remove.
9058 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9061 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9063 * lower-subreg.c (resolve_shift_zext): Don't adjust
9064 src_reg_num for wordmode operands.
9066 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9067 David Ung <davidu@mips.com>
9069 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9070 (TARGET_SCHED_REORDER2): Define.
9071 (mips_maybe_swap_ready): New.
9072 (mips_last_74k_agen_insn): New.
9073 (mips_74k_agen_init): New.
9074 (mips_74k_agen_reorder): New function to group loads and stores
9076 (mips_sched_init): New.
9077 (mips_sched_reorder): Don't do initialization here. Call
9078 mips_74k_agen_reorder.
9079 (mips_variable_issue): Call mips_74k_agen_init.
9081 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9083 * tree-flow-inline.h (get_filename): Remove.
9085 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9087 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9089 (mips_fetch_insns): Delete in favor of...
9090 (mips_load_store_insns): ...this new function.
9091 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9092 to say whether multiword moves _might_ be split.
9093 (mips_fetch_insns): Delete in favor of...
9094 (mips_load_store_insns): ...this new function.
9095 (mips_rtx_costs): Update the call to mips_address_insns.
9096 (mips_address_cost): Likewise.
9097 * config/mips/mips.md (length): Use mips_load_store_insns instead
9098 of mips_fetch_insns.
9099 * config/mips/constraints.md (R): Use mips_address_insns rather
9100 than mips_fetch_insns. Assume that the move never needs to be split.
9102 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9104 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9105 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9106 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9107 * config/mips/mips.h (mips16_hard_float): Delete.
9108 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9109 definitions, and replace with....
9110 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9111 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9112 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9113 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9114 (override_options): Replace MASK_SOFT_FLOAT references with
9115 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9116 and mips16_hard_float when TARGET_MIPS16.
9118 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9121 * c-typeck.c (build_binary_op): Check for non pointer types before
9122 calling int_fits_type_p.
9124 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9127 * fold-const.c (omit_one_operand): Return only the ommitted expression
9128 if the result is an empty statement.
9129 (pedantic_omit_one_operand): Likewise.
9131 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9133 * c-typeck.c (readonly_error): Improve error for assignment.
9135 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9137 (pp_c_expression): Ditto.
9139 2007-08-09 Simon Baldwin <simonb@google.com>
9141 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9142 break that was preventing simplify_associative_operation() for xor.
9144 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9145 Nigel Stephens <nigel@mips.com>
9147 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9148 Document change in interpretation of value from boolean to
9150 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9151 ffs and ctz using clz.
9152 (expand_unop): Call them.
9153 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9155 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9156 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9157 enable the new ffs expansion on this target.
9159 2007-08-09 Jan Hubicka <jh@suse.cz>
9161 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9162 (expand_ternary_op): Likewise.
9163 (expand_vec_shift_expr): Likewise.
9164 (expand_binop_directly): Likewise.
9165 (expand_binop): Likewise.
9166 (sign_expand_binop): Likewise.
9167 (expand_twoval_unop): Likewise.
9168 (expand_twoval_binop): Likewise.
9169 (expand_twoval_binop_libfunc): Likewise.
9170 (widen_clz): Likewise.
9171 (widen_bswap): Likewise.
9172 (expand_parity): Likewise.
9173 (expand_unop): Likewise.
9174 (expand_abs_nojump): Likewise.
9175 (expand_copysign): Likewise.
9176 (emit_no_conflict_block): Likewise.
9177 (emit_libcall_block): Likewise.
9178 (can_compare_p): Likewise.
9179 (prepare_cmp_insn): Likewise.
9180 (emit_cmp_and_jump_insn_1): Likewise.
9181 (prepare_float_lib_cmp): Likewise.
9182 (emit_conditional_add): Likewise.
9183 (gen_add2_insn): Likewise.
9184 (have_add2_insn): Likewise.
9185 (gen_sub2_insn): Likewise.
9186 (have_sub2_insn): Likewise.
9187 (can_extend_p): Likewise.
9188 (can_fix_p): Likewise.
9189 (can_float_p): Likewise.
9190 (expand_float): Likewise.
9191 (expand_fix): Likewise.
9192 (expand_sfix_optab): Likewise.
9193 (new_optab): Likewise.
9194 (new_convert_optab): Likewise.
9195 (init_libfuncs): Likewise.
9196 (init_interclass_conv_libfuncs): Likewise.
9197 (init_intraclass_conv_libfuncs): Likewise.
9198 (set_conv_libfunc): Likewise.
9199 (init_optabs): Likewise.
9200 (debug_optab_libfuncs): Likewise.
9201 (gen_cond_trap): Likewise.
9202 * optabs.h (optab_handler, convert_optab_hanlder): New.
9203 * genopinit.c: Update optabs generation table.
9204 * reload.c (find_reloads_address_1): Use optabs accestors.
9205 * builtins.c (expand_builtin_mathfn): Likewise.
9206 (expand_builtin_mathfn_2): Likewise.
9207 (expand_builtin_mathfn_3): Likewise.
9208 (expand_builtin_interclass_mathfn): Likewise.
9209 (expand_builtin_sincos): Likewise.
9210 (expand_builtin_cexpi): Likewise.
9211 (expand_builtin_powi): Likewise.
9212 (expand_builtin_strlen): Likewise.
9213 * dojump.c (do_jump): Likewise.
9214 * expr.c (convert_move): Likewise.
9215 (move_by_pieces): Likewise.
9216 (move_by_pieces_ninsns): Likewise.
9217 (can_store_by_pieces): Likewise.
9218 (store_by_pieces_1): Likewise.
9219 (emit_move_via_integer): Likewise.
9220 (emit_move_complex): Likewise.
9221 (emit_move_ccmode): Likewise.
9222 (emit_move_insn_1): Likewise.
9223 (emit_single_push_insn): Likewise.
9224 (store_constructor): Likewise.
9225 (expand_expr_real_1): Likewise.
9226 (do_store_flag): Likewise.
9227 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9228 (enumerate_modes): Likewise.
9229 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9230 (supportable_widening_operation): Likewise.
9231 (supportable_narrowing_operation): Likewise.
9232 * expmed.c (store_bit_field_1): Likewise.
9233 (extract_bit_field_1): Likewise.
9234 (expand_mult_highpart_optab): Likewise.
9235 (expand_smod_pow2): Likewise.
9236 (expand_divmod): Likewise.
9237 (emit_store_flag): Likewise.
9238 * tree-vect-patterns.c
9239 (vect_pattern_recog_1): Likewise.
9240 * tree-ssa-loop-prefetch.c
9241 (nontemporal_store_p): Likewise.
9242 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9243 (vect_create_epilog_for_reduction): Likewise.
9244 (vectorizable_reduction): Likewise.
9245 (vectorizable_operation): Likewise.
9246 (vect_strided_store_supported): Likewise.
9247 (vectorizable_store): Likewise.
9248 (vect_strided_load_supported): Likewise.
9249 (vectorizable_load): Likewise.
9250 * combine.c (simplify_comparison): Likewise.
9251 * tree-vect-generic.c
9252 (type_for_widest_vector_mode): Likewise.
9253 (expand_vector_operations_1): Likewise.
9254 * config/spu/spu.c (spu_expand_mov): Likewise.
9255 (spu_emit_vector_compare): Likewise.
9256 * config/rs6000/rs6000.c
9257 (rs6000_emit_vector_compare): Likewise.
9258 * stmt.c (add_case_node): Likewise.
9259 * reload1.c (gen_reload):
9261 2007-08-09 Michael Matz <matz@suse.de>
9263 * tree.h (fixed_zerop): Declare as taking a const_tree.
9264 * tree.c (fixed_zerop): Take a const_tree.
9266 2007-08-09 Ira Rosen <irar@il.ibm.com>
9268 * tree-vect-transform.c (vectorizable_store): Remove call to
9269 copy_virtual_operands() and call mark_symbols_for_renaming() for
9270 the created vector store.
9271 (vect_setup_realignment): Don't call copy_virtual_operands() and
9272 update_vuses_to_preheader().
9273 (vectorizable_load): Don't call copy_virtual_operands().
9274 (update_vuses_to_preheader): Remove.
9276 2007-08-08 Chao-ying Fu <fu@mips.com>
9278 * tree.def (FIXED_POINT_TYPE): New type.
9279 (FIXED_CST): New constant.
9280 (FIXED_CONVERT_EXPR): New expr.
9281 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9282 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9283 * tree.h (struct tree_base): Add saturating_flag.
9284 Remove one bit of spare for saturating_flag.
9285 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9286 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9287 FIXED_POINT_TYPE_P): Define.
9288 (TYPE_SATURATING): Define.
9289 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9290 (struct tree_fixed_cst): New.
9291 (TYPE_IBIT, TYPE_FBIT): Define.
9292 (tree_node): Add fixed_cst.
9293 (enum tree_index): Add new enumeration values of
9294 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9295 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9296 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9297 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9298 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9299 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9300 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9301 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9302 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9303 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9304 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9305 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9306 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9307 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9308 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9309 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9310 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9311 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9312 (sat_short_fract_type_node, sat_fract_type_node,
9313 sat_long_fract_type_node, sat_long_long_fract_type_node,
9314 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9315 sat_unsigned_long_fract_type_node,
9316 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9317 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9318 unsigned_short_fract_type_node, unsigned_fract_type_node,
9319 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9320 sat_short_accum_type_node, sat_accum_type_node,
9321 sat_long_accum_type_node, sat_long_long_accum_type_node,
9322 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9323 sat_unsigned_long_accum_type_node,
9324 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9325 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9326 unsigned_short_accum_type_node, unsigned_accum_type_node,
9327 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9328 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9329 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9330 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9331 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9332 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9333 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9334 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9335 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9336 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9337 sat_uda_type_node, sat_uta_type_node): New macro.
9338 (make_fract_type, make_accum_type): Declare.
9339 (make_signed_fract_type, make_unsigned_fract_type,
9340 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9341 make_signed_accum_type, make_unsigned_accum_type,
9342 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9343 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9344 make_or_reuse_sat_signed_fract_type,
9345 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9346 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9347 make_or_reuse_sat_unsigned_accum_type): New macro.
9348 (fixed_zerop): Declare.
9349 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9350 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9351 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9352 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9353 * treestruct.def: Add TS_FIXED_CST.
9354 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9356 (tree-dump.o): Likewise.
9357 (print-tree.o): Likewise.
9358 (tree-pretty-print.o): Likewise.
9359 (fold-const.o): Likewise.
9360 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9361 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9362 (is_gimple_min_invariant): Handle FIXED_CST.
9363 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9364 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9365 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9366 (layout_type): Handle FIXED_POINT_TYPE.
9367 (make_fract_type, make_accum_type): New functions.
9368 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9369 * tree-dump.c (fixed-value.h): New include.
9370 (dump_fixed): New function.
9371 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9372 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9373 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9374 * tree-pretty-print.c (fixed-value.h): New include.
9375 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9377 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9378 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9379 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9380 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9381 for non-saturating fixed-point types.
9382 (reassociate_bb): Likewise.
9383 * emit-rtl.c (fixed-value.h): New include.
9384 (fconst0, fconst1): New array.
9385 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9386 * tree-vect-generic.c expand_vector_operation): Support
9387 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9389 (type_for_widest_vector_mode): Add one parameter for the
9391 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9393 Pass the satp parameter to type_for_mode for fixed-point types.
9394 (expand_vector_operations_1): Pass the saturating flag to
9395 type_for_widest_vector_mode.
9396 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9397 and MODE_VECTOR_UACCUM.
9398 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9399 (vectorizable_condition): Likewise.
9400 * tree.c (fixed-value.h): New include.
9401 (tree_code_size): Support FIXED_CST.
9402 (build_fixed): New function.
9403 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9404 (fixed_zerop): New function.
9405 (tree_node_structure): Support FIXED_CST.
9406 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9407 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9408 (type_hash_eq): Handle FIXED_POINT_TYPE.
9409 (simple_cst_equal): Support FIXED_CST.
9410 (iterative_hash_expr): Handle FIXED_CST.
9411 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9412 (get_narrower): Likewise.
9413 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9414 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9415 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9416 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9418 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9419 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9420 (initializer_zerop): Support FIXED_CST.
9421 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9422 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9423 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9424 (is_base_type): Handle FIXED_POINT_TYPE.
9425 (add_type_attribute): Handle FIXED_POINT_TYPE.
9426 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9427 * print-tree.c (fixed-value.h): New include.
9428 (print_node_brief): Support FIXED_CST.
9429 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9430 * c-pretty-print.c (fixed-value.h): New include.
9431 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9432 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9433 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9434 Support fixed-point types for inner items in VECTOR_TYPE.
9435 (pp_c_direct_declarator): Likewise.
9436 (pp_c_declarator): Likewise.
9437 (pp_c_fixed_constant): New function.
9438 (pp_c_constant): Handle FIXED_CST.
9439 (pp_c_primary_expression): Likewise.
9440 (pp_c_expression): Likewise.
9441 * fold-const.c (fixed-value.h): New include.
9442 (negate_expr_p): Return true for FIXED_CST.
9443 (fold_negate_expr): Support FIXED_CST.
9444 (split_tree): Support FIXED_CST.
9445 (const_binop): Support FIXED_CST.
9446 (fold_convert_const_int_from_fixed): New function to convert from
9448 (fold_convert_const_real_from_fixed): New function to convert from
9450 (fold_convert_const_fixed_from_fixed): New function to convert from
9451 fixed to another fixed.
9452 (fold_convert_const_fixed_from_int): New function to convert from
9454 (fold_convert_const_fixed_from_real): New function to convert from
9456 (fold_convert_const): Support conversions from fixed to int, from
9457 fixed to real, from fixed to fixed, from int to fixed, and from real
9459 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9460 (operand_equal_p): Support FIXED_CST.
9461 (make_range): For fixed-point modes, we need to pass the
9462 saturating flag as the 2nd parameter.
9463 (tree_swap_operands_p): Handle FIXED_CST.
9464 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9466 (fold_unary): Support FIXED_CONVERT_EXPR.
9467 (fold_binary): Handle FIXED_CST.
9468 Make sure the type is not saturating, before associating operations.
9469 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9470 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9471 (fold_negate_const): Support FIXED_CST.
9472 (fold_relational_const): Support FIXED_CST.
9473 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9474 (gimplify_expr): Handle FIXED_CST.
9475 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9476 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9477 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9478 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9479 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9480 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9481 LONG_LONG_ACCUM_TYPE_SIZE.
9482 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9483 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9484 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9485 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9486 MODE_ACCUM, and MODE_UACCUM.
9487 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9488 fixed-point types to disable reduction.
9489 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9491 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9493 * config/rs6000/x-rs6000: New file.
9494 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9495 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9496 (EXTRA_SPEC_FUNCTIONS): Define.
9497 (HAVE_LOCAL_CPU_DETECT): Define.
9498 (CC1_CPU_SPEC): Define.
9499 * config/rs6000/driver-rs6000.c: New file.
9500 * config/rs6000/aix.h (CC1_SPEC): Define.
9501 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9502 * config.host: Add x-rs6000 to host_xmake_file if host and target
9503 are rs6000 or powerpc.
9505 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9507 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9509 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9510 Sandra Loosemore <sandra@codesourcery.com>
9511 Chao-ying Fu <fu@mips.com>
9512 Nigel Stephens <nigel@mips.com>
9513 David Ung <davidu@mips.com>
9515 * doc/invoke.texi (-mcode-readable): Document.
9516 * config/mips/mips.opt (mcode-readable): New option.
9517 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9518 * config/mips/mips.h (mips_code_readable_setting): New enum.
9519 (mips_code_readable): Declare.
9520 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9521 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9522 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9523 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9524 boiler-plate comments.
9525 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9526 * config/mips/mips.c (mips_code_readable): New variable.
9527 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9528 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9529 context and -mcode-readable setting to restrict the use of
9530 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9531 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9532 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9533 (mips_blocks_for_constant_p): Only return false for
9534 TARGET_MIPS16_PCREL_LOADS.
9535 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9536 for MIPS16. Handle SYMBOL_32_HIGH.
9537 (mips_const_insns): Allow HIGHs for MIPS16 too.
9538 (mips_unspec_address_offset): New function, split out from...
9539 (mips_unspec_address): ...here.
9540 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9541 16-bit symbolic constants. Assert approropiate conditions for
9542 using the "la" and "dla" macros.
9543 (mips_handle_option): Handle -mcode-readable=.
9544 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9545 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9546 (mips_strip_unspec_address): New function, split out from...
9547 (print_operand_reloc): ...here.
9548 (print_operand): Pass constants through mips_strip_unspec_address.
9549 (print_operand_address): Likewise.
9550 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9551 (mips_select_rtx_section): Remove MIPS16 handling.
9552 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9553 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9554 (mips16_lay_out_constants): Do nothing unless
9555 TARGET_MIPS16_PCREL_LOADS.
9556 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9557 * config/mips/mips.md: Split HIGHs for MIPS16.
9558 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9560 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9562 * config/mips/mips-protos.h (mips_emit_move): Declare.
9563 * config/mips/mips.c (mips_emit_move): New function.
9564 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9565 (mips_legitimize_const_move): Likewise.
9566 (mips_legitimize_move): Likewise.
9567 (mips_split_64bit_move): Likewise.
9568 (mips_restore_gp): Likewise.
9569 (mips_load_call_address): Likewise.
9570 (mips_emit_fcc_reload): Likewise.
9571 (mips_set_return_address): Likewise.
9572 (mips_block_move_straight): Likewise.
9573 (mips_block_move_loop): Likewise.
9574 (mips_setup_incoming_varargs): Likewise.
9575 (mips_save_reg): Likewise.
9576 (mips_expand_prologue): Likewise.
9577 (mips_restore_reg): Likewise.
9578 (mips_expand_epilogue): Likewise.
9579 (mips_output_mi_thunk): Likewise.
9580 (build_mips16_call_stub): Likewise.
9581 (mips_builtin_branch_and_move): Likewise.
9582 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9583 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9584 (fixuns_truncdfdi2): Likewise.
9585 (fixuns_truncsfsi2): Likewise.
9586 (fixuns_truncsfdi2): Likewise.
9587 (loadgp_absolute): Likewise.
9588 (builtin_setjmp_setup): Likewise.
9589 (builtin_longjmp): Likewise.
9590 (untyped_call): Likewise.
9592 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9594 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9595 an "rtx *" argument. Return a bool.
9596 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9597 values and return true if they can be split. Take the same kind of
9598 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9599 and store the lo_sum there if nonnull. Use the symbol type to
9600 determine whether a $gp or HIGH is needed.
9601 (mips_legitimize_address): Update call to mips_split_symbol and
9602 simplify accordingly.
9603 (mips_legitimize_const_move): Likewise.
9604 * config/mips/mips.md: In the combine define_split,
9605 check mips_split_symbol instead of splittable_symbolic_operand.
9606 Update use of mips_split_symbol in the generator code.
9607 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9609 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9611 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9612 (mips_symbol_insns_1): New function, split out from...
9613 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9614 and stores separately from load addresses.
9615 (mips_classify_address): Replace uses of mips_symbolic_address_p
9616 with uses of mips_symbol_insns.
9617 (mips_address_insns): Update calls to mips_symbol_insns.
9618 (mips_const_insns): Likewise.
9619 (mips_legitimize_address): Likewise.
9621 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9623 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9624 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9625 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9626 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9627 non-call contexts if TARGET_MIPS16.
9628 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9629 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9630 code for SYMBOL_ABSOLUTE.
9631 (mips_symbol_insns): Likewise.
9633 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9635 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9636 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9637 (mips_symbolic_constant_p): Likewise. Update the call to
9638 mips_classify_symbol.
9639 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9640 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9641 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9642 (print_operand_reloc): Add a context argument. Update the call to
9643 mips_symbolic_constant_p.
9644 (print_operand): Update the calls to print_operand_reloc.
9645 (print_operand_address): Use print_operand_reloc rather than
9647 (mips_rewrite_small_data_p): Add a context argument. Update the call
9648 to mips_symbolic_constant_p.
9649 (mips_small_data_pattern_1): Make DATA the containing mem.
9650 Update the call to mips_rewrite_small_data_p.
9651 (mips_rewrite_small_data_1): Likewise.
9652 (mips_use_anchors_for_symbol_p): Update the call to
9653 mips_symbolic_constant_p.
9654 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9655 (splittable_symbolic_operand): Likewise.
9656 (move_operand): Likewise.
9657 (absolute_symbolic_operand): Likewise.
9658 (got_disp_operand): Likewise.
9659 (got_page_ofst_operand): Likewise.
9661 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9663 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9664 (SYMBOL_ABSOLUTE): ...this.
9665 (SYMBOL_SMALL_DATA): Rename to...
9666 (SYMBOL_GP_RELATIVE): ...this.
9667 (SYMBOL_CONSTANT_POOL): Rename to...
9668 (SYMBOL_PC_RELATIVE): ...this.
9669 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9670 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9671 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9672 after above changes.
9673 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9674 (general_symbolic_operand): Rename to...
9675 (absolute_symbolic_operand): ...this.
9676 * config/mips/mips.md: Update after above changes.
9678 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9679 Revital Eres <eres@il.ibm.com>
9681 * ddg.c (print_ddg): Add dump information.
9682 * modulo-sched.c (print_node_sched_params): Add parameter and
9684 (calculate_maxii): Remove function.
9685 (undo_generate_reg_moves): Likewise.
9686 (undo_permute_partial_schedule): Likewise.
9687 (kernel_number_of_cycles): Likewise.
9688 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9689 (sms_schedule): Use it. Remove profitability checks.
9690 (sms_schedule_by_order): Fix order of nodes within the cycle.
9692 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9694 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9695 -profile option, add pie support.
9696 (ENDFILE_SPEC): New spec.
9697 * config/gnu.h (LIB_SPEC): Add -profile option.
9699 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9701 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9702 * config/gnu.h (LIB_SPEC): Likewise.
9704 2007-08-07 Yaz Saito <saito@google.com>
9705 Ian Lance Taylor <iant@google.com>
9707 * common.opt (finstrument-functions-exclude-function-list): New
9709 (finstrument-functions-exclude-file-list): New option.
9710 * opts.c (char_p): Define and DEF_VEC.
9711 (flag_instrument_functions_exclude_functions): New static
9713 (flag_instrument_functions_exclude_files): New static variable.
9714 (add_instrument_functions_exclude_list): New static function.
9715 (flag_instrument_functions_exclude_p): New function.
9716 (common_handle_option): Handle new options.
9717 * flags.h (flag_instrument_functions_exclude_p): Declare.
9718 * gimplify.c (gimplify_function_tree): Call
9719 flag_instrument_functions_exclude_p.
9720 * doc/invoke.texi (Option Summary): Mention new options.
9721 (Code Gen Options): Document new options.
9723 2007-08-07 Ian Lance Taylor <iant@google.com>
9725 PR rtl-optimization/32776
9726 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9727 (resolve_use): Likewise.
9728 (decompose_multiword_subregs): Remove "changed" local variable.
9730 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9732 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9733 * configure: Regenerate.
9734 * config.in: Regenerate.
9735 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9738 2007-08-07 Ian Lance Taylor <iant@google.com>
9740 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9741 note, just delete the insn.
9743 2007-08-07 Andreas Schwab <schwab@suse.de>
9746 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9749 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9751 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9752 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9753 (decompose_multiword_subregs): Use the functions above to decompose
9754 multiword shifts and zero-extends.
9756 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9758 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9759 "assemble" descriptions which were swapped.
9761 2007-08-06 Chao-ying Fu <fu@mips.com>
9763 * fixed-value.h: New file.
9764 * fixed-value.c: New file.
9765 * Makefile.in (OBJS-common): Add fixed-value.o.
9766 (fixed-value.o): New rule.
9767 (GTFILES): Add fixed-value.h.
9768 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9769 to compare a.low and b.low.
9770 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9772 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9773 Daniel Jacobowitz <dan@codesourcery.com>
9776 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9778 (x86_64-*-netbsd*): Likewise.
9779 (x86_64-*-linux*): Likewise.
9780 (x86_64-*-kfreebsd*-gnu): Likewise.
9781 (x86_64-*-knetbsd*-gnu): Likewise.
9782 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9784 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9786 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9787 Add -fno-asynchronous-unwind-tables.
9789 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9790 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9791 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9792 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9793 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9795 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9797 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9798 (TARGET_C_MODE_FOR_SUFFIX): New.
9800 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9802 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9804 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9806 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9808 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9810 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9811 before checking function returns in conditional expressions.
9813 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9816 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9818 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9821 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9822 for INTEGRAL_TYPE_P.
9824 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9826 * configure.ac: Remove --enable-checking=df from default settings.
9827 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9828 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9829 if the parameter is true.
9830 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9831 DF_VERIFY_SCHEDULED flag is true.
9832 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9833 (df_finish_pass): Adjust prototype.
9834 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9837 * see.c (pass_see): Add TODO_df_verify.
9838 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9839 * global.c (rest_of_handle_global_alloc): Schedule verification
9841 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9843 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9844 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9845 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9847 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9848 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9849 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9851 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9852 Revital Eres <eres@il.ibm.com>
9854 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9856 * ddg.c (create_ddg_dependence): Rename to...
9857 (create_ddg_dep_from_intra_loop_link): This. Do not check
9858 for interloop edges. Do not create anti dependence edge when
9859 a true dependence edge exists in the opposite direction and
9860 -fmodulo-sched-allow-regmoves is set.
9861 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9862 (add_cross_iteration_register_deps): Create anti dependence edge
9863 when -fno-modulo-sched-allow-regmoves is set.
9864 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9866 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9868 * config/arm/arm.md (movsi): Add braces.
9870 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9873 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9874 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9877 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9879 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9880 state accessor functions.
9881 * cfgloopmanip.c (remove_path, create_preheaders,
9882 force_single_succ_latches, fix_loop_structure): Ditto.
9883 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9884 tree_duplicate_loop_to_header_edge): Ditto.
9885 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9886 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9888 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9889 cleanup_tree_cfg): Ditto.
9890 * tree-cfg.c (tree_merge_blocks): Ditto.
9891 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9892 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9893 loop_preheader_edge, single_exit): Ditto.
9894 (flow_loops_find): Do not clear loops->state.
9895 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9896 loops_state_clear): New functions.
9898 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9901 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9902 when adding to the base and convert ELT to sizetype instead of type.
9904 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9907 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9908 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9910 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9913 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9914 correct type the negate expression.
9916 2007-08-03 Jan Hubicka <jh@suse.cz>
9918 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9921 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9923 * config/rs6000/rs6000.c (struct processor_cost): Change
9924 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9925 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9927 (rios1_costs, rios2_cost): Correct cache line size.
9928 (rs6000_override_options): Set l2-cache-size parameter.
9930 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9931 Diego Novillo <dnovillo@google.com>
9934 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9935 if the range includes 0.
9937 2007-08-03 Ben Elliston <bje@au.ibm.com>
9939 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9940 mode to unspec expressions to silence a warning from the generator
9943 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9945 * config/ia64/constraints.md ("U"): Make constraint vector only.
9947 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9950 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9951 always_inline attribute on the function decl.
9953 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9956 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9957 if we are compiling with -fPIC.
9959 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9960 Nigel Stephens <nigel@mips.com>
9962 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9963 Define for MIPS32 and MIPS64.
9965 2007-08-02 Nick Clifton <nickc@redhat.com>
9967 * config/host-hpux.c: Change copyright header to refer to version
9968 3 of the GNU General Public License and to point readers at the
9969 COPYING3 file and the FSF's license web page.
9970 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9971 config/alpha/linux.h, config/alpha/alpha.opt,
9972 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9973 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9974 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9975 config/alpha/alpha.h, config/alpha/sync.md,
9976 config/alpha/openbsd.h, config/alpha/alpha.md,
9977 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9978 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9979 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9980 config/alpha/constraints.md, config/alpha/osf.h,
9981 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9982 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9983 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9984 config/frv/frv-asm.h, config/frv/frv-protos.h,
9985 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9986 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9987 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9988 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9989 config/s390/s390.opt, config/s390/s390-modes.def,
9990 config/s390/fixdfdi.h, config/s390/constraints.md,
9991 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9992 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9993 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9994 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9995 config/m32c/prologue.md, config/m32c/m32c.abi,
9996 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9997 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9998 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9999 config/m32c/jump.md, config/m32c/shift.md,
10000 config/m32c/m32c-protos.h, config/libgloss.h,
10001 config/spu/spu-protos.h, config/spu/predicates.md,
10002 config/spu/spu-builtins.h, config/spu/spu.c,
10003 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10004 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10005 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10006 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10007 config/sparc/hypersparc.md, config/sparc/predicates.md,
10008 config/sparc/linux.h, config/sparc/sp64-elf.h,
10009 config/sparc/supersparc.md, config/sparc/cypress.md,
10010 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10011 config/sparc/niagara.md, config/sparc/sparc.md,
10012 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10013 config/sparc/sparc.opt, config/sparc/sync.md,
10014 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10015 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10016 config/sparc/sparc.c, config/sparc/little-endian.opt,
10017 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10018 config/sparc/linux64.h, config/sparc/freebsd.h,
10019 config/sparc/sol2.h, config/sparc/rtemself.h,
10020 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10021 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10022 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10023 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10024 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10025 config/m32r/linux.h, config/m32r/constraints.md,
10026 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10027 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10028 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10029 config/i386/i386.md, config/i386/netware-crt0.c,
10030 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10031 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10032 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10033 config/i386/sol2.h, config/i386/constraints.md,
10034 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10035 config/i386/predicates.md, config/i386/geode.md,
10036 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10037 config/i386/freebsd64.h, config/i386/vxworksae.h,
10038 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10039 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10040 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10041 config/i386/netware.h, config/i386/i386-modes.def,
10042 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10043 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10044 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10045 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10046 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10047 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10048 config/i386/xm-mingw32.h, config/i386/linux64.h,
10049 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10050 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10051 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10052 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10053 config/i386/cygwin2.c, config/i386/i386-protos.h,
10054 config/i386/sync.md, config/i386/openbsd.h,
10055 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10056 config/i386/nto.h, config/i386/biarch64.h,
10057 config/i386/i386-coff.h, config/i386/freebsd.h,
10058 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10059 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10060 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10061 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10062 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10063 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10064 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10065 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10066 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10067 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10068 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10069 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10070 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10071 config/sh/superh64.h, config/sh/rtemself.h,
10072 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10073 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10074 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10075 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10076 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10077 config/avr/predicates.md, config/avr/constraints.md,
10078 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10079 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10080 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10081 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10082 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10083 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10084 config/c4x/predicates.md, config/c4x/c4x.h,
10085 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10086 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10087 config/xtensa/linux.h, config/xtensa/xtensa.h,
10088 config/xtensa/elf.h, config/xtensa/xtensa.md,
10089 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10090 config/xtensa/xtensa-protos.h, config/dbx.h,
10091 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10092 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10093 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10094 config/host-solaris.c, config/fr30/fr30.h,
10095 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10096 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10097 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10098 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10099 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10100 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10101 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10102 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10103 config/cris/predicates.md, config/cris/linux.h,
10104 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10105 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10106 config/cris/aout.opt, config/cris/cris-protos.h,
10107 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10108 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10109 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10110 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10111 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10112 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10113 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10114 config/chorus.h, config/mn10300/mn10300.c,
10115 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10116 config/mn10300/mn10300.h, config/mn10300/linux.h,
10117 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10118 config/mn10300/mn10300.md, config/ia64/predicates.md,
10119 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10120 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10121 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10122 config/ia64/freebsd.h, config/ia64/ia64.md,
10123 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10124 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10125 config/gofast.h, config/rtems.h, config/sol2-10.h,
10126 config/m68k/predicates.md, config/m68k/m68k.md,
10127 config/m68k/linux.h, config/m68k/m68k-modes.def,
10128 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10129 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10130 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10131 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10132 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10133 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10134 config/m68k/constraints.md, config/m68k/rtemself.h,
10135 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10136 config/m68k/uclinux.h, config/rs6000/power4.md,
10137 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10138 config/rs6000/linux.h, config/rs6000/eabi.h,
10139 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10140 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10141 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10142 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10143 config/rs6000/windiss.h, config/rs6000/603.md,
10144 config/rs6000/aix41.h, config/rs6000/cell.md,
10145 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10146 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10147 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10148 config/rs6000/default64.h, config/rs6000/7xx.md,
10149 config/rs6000/darwin.opt, config/rs6000/spe.md,
10150 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10151 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10152 config/rs6000/7450.md, config/rs6000/linux64.h,
10153 config/rs6000/constraints.md, config/rs6000/440.md,
10154 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10155 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10156 config/rs6000/rs6000.h, config/rs6000/power6.md,
10157 config/rs6000/predicates.md, config/rs6000/altivec.md,
10158 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10159 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10160 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10161 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10162 config/rs6000/linux64.opt, config/rs6000/sync.md,
10163 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10164 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10165 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10166 config/rs6000/eabispe.h, config/rs6000/e500.h,
10167 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10168 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10169 config/rs6000/aix.h, config/rs6000/vxworks.h,
10170 config/rs6000/40x.md, config/rs6000/aix51.h,
10171 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10172 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10173 config/arc/arc.h, config/mcore/mcore-elf.h,
10174 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10175 config/mcore/mcore.md, config/mcore/mcore.c,
10176 config/mcore/mcore.opt, config/mcore/mcore.h,
10177 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10178 config/score/predicates.md, config/score/score-version.h,
10179 config/score/score-protos.h, config/score/misc.md,
10180 config/score/elf.h, config/score/score.c, config/score/mac.md,
10181 config/score/score7.md, config/score/score.h,
10182 config/score/score-conv.h, config/score/score-mdaux.c,
10183 config/score/score.md, config/score/score.opt,
10184 config/score/score-modes.def, config/score/score-mdaux.h,
10185 config/score/mul-div.S, config/arm/uclinux-elf.h,
10186 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10187 config/arm/symbian.h, config/arm/linux-elf.h,
10188 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10189 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10190 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10191 config/arm/strongarm-pe.h, config/arm/arm.h,
10192 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10193 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10194 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10195 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10196 config/arm/arm-cores.def, config/arm/arm-protos.h,
10197 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10198 config/arm/wince-pe.h, config/arm/neon.md,
10199 config/arm/constraints.md, config/arm/neon.ml,
10200 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10201 config/arm/arm.opt, config/arm/arm926ejs.md,
10202 config/arm/predicates.md, config/arm/iwmmxt.md,
10203 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10204 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10205 config/arm/neon-testgen.ml, config/arm/arm.md,
10206 config/arm/xscale-coff.h, config/arm/pe.c,
10207 config/arm/arm-generic.md, config/arm/pe.h,
10208 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10209 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10210 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10211 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10212 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10213 config/pa/predicates.md, config/pa/pa64-hpux.h,
10214 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10215 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10216 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10217 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10218 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10219 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10220 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10221 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10222 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10223 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10224 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10225 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10226 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10227 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10228 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10229 config/mips/linux64.h, config/mips/elforion.h,
10230 config/mips/constraints.md, config/mips/generic.md,
10231 config/mips/predicates.md, config/mips/4300.md,
10232 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10233 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10234 config/mips/5k.md, config/mips/vr4120-div.S,
10235 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10236 config/mips/mips-protos.h, config/mips/6000.md,
10237 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10238 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10239 config/mips/mips-modes.def, config/mips/vr.h,
10240 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10241 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10242 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10243 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10244 config/vax/openbsd1.h, config/vax/netbsd.h,
10245 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10246 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10247 config/h8300/rtems.h, config/h8300/predicates.md,
10248 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10249 config/h8300/h8300.md, config/h8300/h8300.opt,
10250 config/h8300/coff.h, config/h8300/h8300-protos.h,
10251 config/v850/v850.md, config/v850/predicates.md,
10252 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10253 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10254 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10255 config/mmix/mmix.h, config/mmix/predicates.md,
10256 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10257 config/mmix/mmix.c, config/mmix/mmix.opt,
10258 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10259 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10260 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10261 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10264 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10266 * emit-rtl.c (reset_used_decls): Rename to...
10267 (set_used_decls): ...this. Set the used flag rather than clearing it.
10268 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10269 DECL_RTLs rather than resetting them.
10271 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10273 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10275 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10277 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10278 argument to find_reloads_address.
10280 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10282 PR tree-optimization/32919
10283 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10284 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10285 (coalesce_ssa_name): Call it.
10287 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10288 David Ung <davidu@mips.com>
10290 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10291 (__mips16_unorddf2, __mips16_floatunsidf): New.
10292 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10294 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10296 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10298 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10299 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10300 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10301 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10302 * omp-low.c (get_ws_args_for, determine_parallel_type,
10303 expand_omp_for_generic, expand_omp_for_static_nochunk,
10304 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10305 Work with more precise CFG.
10306 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10307 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10309 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10310 * gimple-low.c (lower_stmt): Ditto.
10311 * tree-inline.c (estimate_num_insns_1): Ditto.
10312 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10313 (OMP_SECTIONS_SWITCH): New.
10314 * tree-cfgcleanup.c (cleanup_omp_return): New.
10315 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10316 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10317 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10318 (tree_redirect_edge_and_branch): Handle omp constructs.
10320 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10321 with three arguments.
10323 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10325 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10326 in loop closed ssa.
10328 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10330 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10331 the loop structures may need fixing.
10332 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10334 (cleanup_tree_cfg_loop): Removed.
10335 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10336 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10337 instead of running cleanup_tree_cfg_loop.
10338 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10339 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10340 (tree_predictive_commoning): Declaration changed.
10341 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10343 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10345 * doc/invoke.texi (l1-cache-size): Update documentation.
10346 (l2-cache-size): Document.
10347 * params.h (L2_CACHE_SIZE): New macro.
10348 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10349 that L1_CACHE_SIZE is in kB now.
10350 (L2_CACHE_SIZE_BYTES): New macro.
10351 (tree_ssa_prefetch_arrays): Show size in kB.
10352 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10353 and l2_cache_size fields.
10354 * config/i386/driver-i386.c (describe_cache): Detect cache size
10356 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10357 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10358 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10359 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10360 (override_options): Set l1-cache-size and l2-cache-size to default
10361 values if not specified otherwise.
10362 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10363 (PARAM_L2_CACHE_SIZE): New.
10365 2007-08-01 Nigel Stephens <nigel@mips.com>
10366 David Ung <davidu@mips.com>
10367 Thiemo Seufer <ths@mips.com>
10368 Chris Dearman <chris@mips.com>
10369 Richard Sandiford <richard@codesourcery.com>
10371 * config.gcc (mips*-sde-elf*): New stanza.
10372 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10373 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10374 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10375 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10376 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10377 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10379 * config/mips/sde.h: New file.
10380 * config/mips/t-libgcc-mips16: Likewise.
10381 * config/mips/t-sde: Likewise.
10382 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10383 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10384 _MIPS_FPSET and _MIPS_SZINT.
10385 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10386 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10387 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10388 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10389 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10390 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10391 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10392 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10393 _MIPS_SZPTR and _MIPS_FPSET.
10394 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10395 architecture is specified.
10396 (MIPS_32BIT_OPTION_SPEC): New macro.
10398 2007-07-31 Dan Hipschman <dsh@google.com>
10400 * gcc.c (end_going_arg): New function.
10401 (do_spec_2): Use it.
10402 (do_spec_1): Use it.
10404 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10406 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10407 only if ENABLE_CHECKING is defined.
10409 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10411 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10412 df_ru_add_problem, df_ru_get_bb_info): Removed.
10413 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10414 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10415 df_ru_free_bb_info, df_ru_alloc,
10416 df_ru_bb_local_compute_process_def,
10417 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10418 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10419 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10420 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10421 df_ru_add_problem): Removed.
10423 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10426 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10427 (casesi32p, casesi64p): Likewise.
10428 (casesi): Adjust for above.
10430 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10432 * mode-switching.c (create_pre_exit): Don't search past calls.
10434 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10436 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10438 2007-07-31 Revital Eres <eres@il.ibm.com>
10440 * ddg.c (add_deps_for_def): Rename to...
10441 (add_cross_iteration_register_deps): This. Change implementation
10442 to use only reaching def and def-use chains to construct the
10443 inter loop dependencies.
10444 (add_deps_for_use): Remove function.
10445 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10446 function to build the inter loop dependencies.
10447 * modulo-sched.c (sms_schedule): Build only
10448 reaching def and def-use chains for the propose of the ddg
10451 2007-07-31 Julian Brown <julian@codesourcery.com>
10453 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10454 New define_insns. Use correct RTL.
10455 (vec_set<mode>): Write as expander.
10457 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10459 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10460 to an unallocated space.
10462 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10465 (split_constant_offset): Enable split_constant_offset to extract
10466 constants from other statements.
10467 * tree-vect-transform.c
10468 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10469 to a temp var. Force base_offset to be simple.
10471 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10473 * df-scan.c (df_scan_verify): Remove artificial limit on
10474 the number of blocks for verification.
10475 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10476 df_simulate_defs): Avoid unnecessary insn checking for defs.
10478 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10480 * config/m68k/lb1sf68.asm (FUNC): New macro.
10481 (__mulsi3): Use it.
10482 (__udivsi3): Likewise.
10483 (__divsi3): Likewise.
10484 (__umodsi3): Likewise.
10485 (__modsi3): Likewise.
10486 (__subdf3): Likewise.
10487 (__adddf3): Likewise.
10488 (__muldf3): Likewise.
10489 (__divdf3): Likewise.
10490 (__negdf2): Likewise.
10491 (__cmpdf2): Likewise.
10492 (__subsf3): Likewise.
10493 (__addsf3): Likewise.
10494 (__mulsf3): Likewise.
10495 (__divsf3): Likewise.
10496 (__negsf2): Likewise.
10497 (__cmpsf2): Likewise.
10498 (__eqdf2): Likewise.
10499 (__nedf2): Likewise.
10500 (__gtdf2): Likewise.
10501 (__gedf2): Likewise.
10502 (__ltdf2): Likewise.
10503 (__ledf2): Likewise.
10504 (__eqsf2): Likewise.
10505 (__nesf2): Likewise.
10506 (__gtsf2): Likewise.
10507 (__gesf2): Likewise.
10508 (__ltsf2): Likewise.
10509 (__lesf2): Likewise.
10511 2007-07-30 Ollie Wild <aaw@google.com>
10513 * c-ppoutput.c (print_lines_directives_only): New function.
10514 (scan_translation_unit_directives_only): New function.
10515 (preprocess_file): Add call to scan_translation_unit_directives_only.
10516 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10517 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10518 -fdirectives-only. Add errors for -fdirectives-only conflict with
10519 -Wunused-macros and -traditional.
10520 (finish_options): Add builtin macro initialization for
10521 -fdirectives-only + -fpreprocessed.
10522 * c.opt (fdirectives-only): New.
10523 * doc/cppopts.texi (fdirectives-only): New.
10525 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10527 * alias.c (record_set, memory_modified_1): Constify.
10528 * bt-load.c (note_btr_set): Likewise.
10529 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10530 * combine.c (set_nonzero_bits_and_sign_copies,
10531 expand_field_assignment, record_dead_and_set_regs_1,
10532 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10533 likely_spilled_retval_1): Likewise.
10534 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10535 frv_io_handle_set): Likewise.
10536 * config/mips/mips.c (mips_sim_record_set,
10537 vr4130_true_reg_dependence_p_1): Likewise.
10538 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10539 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10540 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10541 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10542 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10543 * ddg.c (mark_mem_store): Likewise.
10544 * df-problems.c (df_urec_mark_reg_change): Likewise.
10545 * function.c (update_epilogue_consts): Likewise.
10546 * gcse.c (record_set_info, record_last_set_info,
10547 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10548 reg_clear_last_set): Likewise.
10549 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10551 * jump.c (reversed_comparison_code_parts): Likewise.
10552 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10553 reg_is_set): Likewise.
10554 * loop-iv.c (mark_altered): Likewise.
10555 * mode-switching.c (reg_becomes_live): Likewise.
10556 * optabs.c (no_conflict_move_test): Likewise.
10557 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10559 * postreload.c (reload_combine_note_store, move2add_note_store):
10561 * regmove.c (flags_set_1): Likewise.
10562 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10564 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10566 * resource.c (update_live_status): Likewise.
10567 * rtl.h (set_of, note_stores): Likewise.
10568 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10569 note_stores, parms_set): Likewise.
10570 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10571 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10573 * var-tracking.c (count_stores, add_stores): Likewise.
10575 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10577 * alias.c (mems_in_disjoint_alias_sets_p,
10578 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10579 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10580 write_dependence_p, mems_in_disjoint_alias_sets_p,
10581 read_dependence, true_dependence, canon_true_dependence,
10582 anti_dependence, output_dependence): Constify.
10583 * combine.c (extended_count): Likewise.
10584 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10585 * cselib.c (get_value_hash, references_value_p,
10586 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10587 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10588 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10589 * function.c (contains, prologue_epilogue_contains,
10590 sibcall_epilogue_contains): Likewise.
10591 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10592 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10593 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10594 reg_or_subregno): Likewise.
10595 * recog.c (asm_noperands): Likewise.
10596 * reload1.c (function_invariant_p): Likewise.
10597 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10598 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10599 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10600 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10601 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10602 extended_count, prologue_epilogue_contains,
10603 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10604 canon_true_dependence, read_dependence, anti_dependence,
10605 output_dependence): Likewise.
10606 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10608 2007-07-30 Julian Brown <julian@codesourcery.com>
10610 * config/arm/neon.md (V_ext): New mode attribute.
10611 (neon_vget_lane<mode>): Replace with define_expand.
10612 (neon_vget_lane<mode>_sext_internal)
10613 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10614 and quad precision vectors.
10615 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10616 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10617 have typeless 32-bit result.
10619 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10622 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10624 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10625 use sizetype for rest.
10626 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10627 (aff_combination_convert): Don't convert rest for pointer types.
10629 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10631 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10633 * tree-ssa-alias.c: Add alloc-pool.h.
10634 (init_alias_info): Free alias_bitmap_obstack.
10635 (delete_alias_info): Call delete_mem_ref_stats.
10636 (get_mem_sym_stats_for): Use alloc_pool.
10637 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10638 (delete_mem_sym_stats): Removed.
10640 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10642 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10643 functions cannot be represented as classical distance vectors.
10645 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10647 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10648 * builtins.c (validate_arg, builtin_mathfn_code,
10649 validate_arglist): Likewise.
10650 * calls.c (call_expr_flags): Likewise.
10651 * combine.c (reg_nonzero_bits_for_combine,
10652 reg_num_sign_bit_copies_for_combine, get_last_value,
10653 reg_truncated_to_mode): Likewise.
10654 * emit-rtl.c (subreg_lowpart_p): Likewise.
10655 * expr.c (highest_pow2_factor_for_target,
10656 categorize_ctor_elements_1, categorize_ctor_elements,
10657 count_type_elements, contains_packed_reference,
10658 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10659 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10660 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10661 native_encode_int, native_encode_real, native_encode_complex,
10662 native_encode_vector, native_encode_expr, native_interpret_int,
10663 native_interpret_real, native_interpret_complex,
10664 native_interpret_vector, native_interpret_expr): Likewise.
10665 * function.c (use_register_for_decl): Likewise.
10666 * gimplify.c (get_name): Likewise.
10667 * langhooks-def.h (lhd_return_null_const_tree): New.
10668 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10669 * langhooks.c (lhd_return_null_const_tree): New.
10670 * langhooks.h (lang_get_callee_fndecl): Constify.
10671 * output.h (constructor_static_from_elts_p): Likewise.
10672 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10673 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10674 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10675 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10676 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10677 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10678 * rtlhooks-def.h (reg_nonzero_bits_general,
10679 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10681 * rtlhooks.c (reg_num_sign_bit_copies_general,
10682 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10684 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10685 * stor-layout.c (mode_for_size_tree): Likewise.
10686 * tree-ssa-loop-im.c (memref_eq): Likewise.
10687 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10688 * tree.c (contains_placeholder_p, type_list_equal,
10689 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10691 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10692 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10693 contains_placeholder_p, contains_packed_reference,
10694 get_callee_fndecl, operand_equal_for_phi_arg_p,
10695 warn_if_unused_value, is_body_block, native_encode_expr,
10696 native_interpret_expr, fold_convertible_p, operand_equal_p,
10697 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10698 validate_arglist, simple_cst_equal, type_list_equal,
10699 use_register_for_decl, call_expr_flags, get_name,
10700 highest_pow2_factor): Likewise.
10701 (const_call_expr_arg_iterator_d,
10702 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10703 first_const_call_expr_arg, more_const_call_expr_args_p,
10704 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10705 * varasm.c (constructor_static_from_elts_p): Constify.
10707 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10709 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10710 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10711 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10712 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10713 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10714 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10715 spelling conventions.
10716 * doc/invoke.texi: Follow spelling conventions.
10718 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10719 Revital Eres <eres@il.ibm.com>
10721 * modulo-sched.c (sms_schedule): Avoid loops which includes
10722 auto-increment instructions.
10724 2007-07-28 Richard Guenther <rguenther@suse.de>
10726 PR middle-end/32920
10727 * fold-const.c (fold_cond_expr_with_comparison): Convert
10728 operand zero of MIN/MAX_EXPR to correct type.
10730 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10732 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10733 flags_from_decl_or_type): Constify.
10734 * gcc.c (do_spec_1): Likewise.
10735 * print-tree.c (dump_addr, print_node_brief): Likewise.
10736 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10737 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10738 tree_purge_all_dead_eh_edges): Likewise.
10739 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10740 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10742 * tree.c (expr_location, expr_has_location, expr_locus,
10743 expr_filename, expr_lineno, get_inner_array_type,
10744 fields_compatible_p): Likewise.
10745 * tree.h (get_inner_array_type, fields_compatible_p,
10746 expr_location, expr_has_location, expr_locus, expr_filename,
10747 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10748 setjmp_call_p, alloca_call_p): Likewise.
10750 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10752 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10753 TV_FLOW_INSENSITIVE.
10755 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10757 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10758 (compute_flow_insensitive_aliasing): Ditto for
10759 TV_FLOW_INSENSITIVE.
10761 2007-07-27 Jan Hubicka <jh@suse.cz>
10763 * config/i386/i386.c (register_move_cost): Remove accidentally
10764 comitted #if 0 block.
10766 * attribs.c: Include hashtab.h
10767 (attribute_hash): New.
10768 (substring): New structure.
10769 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10771 (init_attributes): Initialize attribute hash.
10772 (decl_attributes): Use attribute hash.
10773 * Makefile.in (attribs.c): Depend on hashtab.h.
10775 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10777 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10779 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10781 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10782 __mips_dspr2 and __mips_dsp_rev macros.
10783 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10785 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10787 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10789 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10791 PR middle-end/32749
10793 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10794 and the updating of the live and do_not_gen sets.
10795 (df_note_bb_compute): Added updating of live and do_not_gen sets
10796 for regular defs so that the case of clobber inside conditional
10797 call is processed correctly.
10799 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10801 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10802 operands with compatible type.
10804 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10806 * expr.h (store_bit_field): Don't return a value.
10807 * expmed.c (check_predicate_volatile_ok): New function.
10808 (store_bit_field_1): New function, extracted from store_bit_field.
10809 Take a fallback_p argument and return true if the operation succeeded.
10810 Only use store_fixed_bit_field if fallback_p. Don't recompute
10811 mode_for_extraction; use op_mode instead. Try forcing memories
10812 into registers if the insv expander fails.
10813 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10814 Don't return a value.
10815 (convert_extracted_bit_field): New function, extracted from
10817 (extract_bit_field_1): Likewise. Take a fallback_p argument
10818 and return NULL if the operation succeeded. Only use
10819 extract_fixed_bit_field if fallback_p. Only calculate one
10820 extraction mode. Combine code for extv and extzv. Try forcing
10821 memories into registers if the ext(z)v expander fails.
10822 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10824 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10826 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10828 (df_ref): Likewise. Put regno with other integer fields.
10830 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10832 * df.h (df_mw_hardreg): Remove "loc" field.
10833 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10835 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10836 split out from df_set_unused_notes_for_mw. Return false for
10837 partial references. Assert that mw_reg is a REG when returning true.
10838 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10839 (df_whole_mw_reg_dead_p): New function, split out from
10840 df_set_dead_notes_for_mw. Return false for partial references.
10841 Assert that mw_reg is a REG when returning true.
10842 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10843 Remove redundant bitmap check.
10845 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10847 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10848 ($(T)crtend.o): Likwise.
10849 ($(T)crtbeginS.o): Likwise.
10850 ($(T)crtendS.o): Likwise.
10851 ($(T)crtfastmath.o): Likwise.
10853 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10855 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10856 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10857 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10858 and x_n_bbs_in_dom_tree fields.
10860 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10862 PR tree-optimization/32087
10863 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10864 Do not call scale_bbs_frequencies_int with prob of zero.
10866 2007-07-26 Julian Brown <julian@codesourcery.com>
10868 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10869 (neon_element_bits): Add prototypes.
10870 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10871 (neon_const_bounds, neon_element_bits): New functions.
10872 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10873 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10874 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10875 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10876 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10877 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10878 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10879 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10880 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10881 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10882 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10883 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10884 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10886 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10888 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10889 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10891 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10892 Julian Brown <julian@codesourcery.com>
10894 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10895 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10896 * config/arm/cortex-a8.md: New.
10897 * config/arm/cortex-a8-neon.md: New.
10898 * config/arm/neon-schedgen.ml: New.
10899 * config/arm/neon.md (vqh_mnem): New.
10901 (Is_float_mode): New.
10902 (Scalar_mul_8_16): New.
10904 (V_mode_nunits): New.
10905 (All instruction patterns): Annotate with neon_type attribute
10907 * config/arm/arm.md: Include cortex-a8.md.
10908 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10910 Annotate instruction patterns accordingly.
10911 (generic_sched): Do not use generic scheduling for Cortex-A8.
10912 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10914 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10916 * fold-const.c (fold_read_from_constant_string): Use
10917 build_int_cst_type.
10918 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10920 2007-07-26 Nick Clifton <nickc@redhat.com>
10922 * tree-ssa-operands.h: Change copyright header to refer to version
10923 3 of the GNU General Public License and to point readers at the
10924 COPYING3 file and the FSF's license web page.
10925 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10926 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10927 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10928 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10929 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10930 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10931 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10932 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10933 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10934 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10935 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10936 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10937 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10938 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10939 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10940 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10941 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10942 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10943 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10944 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10945 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10946 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10947 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10948 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10949 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10950 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10951 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10952 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10953 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10954 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10955 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10956 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10957 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10958 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10959 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10960 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10961 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10962 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10963 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10964 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10965 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10966 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10967 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10968 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10969 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10970 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10971 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10972 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10973 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10974 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10975 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10976 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10977 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10978 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10979 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10980 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10981 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10982 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10983 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10984 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10985 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10986 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10987 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10988 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10989 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10990 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10991 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10992 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10993 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10994 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10995 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10996 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10997 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10998 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10999 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11000 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11001 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11002 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11003 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11004 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11005 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11006 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11007 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11008 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11009 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11010 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11011 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11012 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11013 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11014 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11015 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11016 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11017 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11018 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11019 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11020 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11021 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11022 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11023 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11024 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11025 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11026 convert.c, convert.h, langhooks-def.h, reload1.c,
11027 tree-ssa-operands.c: Likewise.
11029 2007-07-26 Jan Hubicka <jh@suse.cz>
11031 * tree-ssa-live.c: Include debug.h and flags.h.
11032 (mark_scope_block_unused): New function.
11033 (remove_unused_scope_block_p): New function.
11034 (remove_unused_locals): Remove unused blocks too.
11036 2007-07-25 Ian Lance Taylor <iant@google.com>
11038 * combine.c (combine_max_regno): Remove. Remove all uses.
11039 (struct reg_stat_struct): Rename from struct reg_stat.
11040 (reg_stat_type): Define, and declare VECs.
11041 (reg_stat): Change from pointer to VEC. Change all uses.
11042 (combine_split_insns): New static function.
11043 (try_combine, find_split_point): Call it instead of split_insns.
11045 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11047 * cfghooks.c (split_block): Fix the information about loop latch.
11049 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11051 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11053 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11055 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11056 Scan the new edge for loop exit info.
11058 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11060 * config/darwin.c: Include debug.h.
11062 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11065 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11067 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11069 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11070 (HARD_REGNO_MODE_OK): Ditto.
11071 (MODES_TIEABLE_P): Ditto.
11072 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11073 (CLASS_MAX_NREGS): Ditto.
11074 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11075 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11076 (divdf3_internal_thr): Removed.
11077 * config/ia64/div.md: New file.
11078 * config/ia64/constraints.md: Add H constraint.
11080 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11082 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11083 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11084 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11085 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11086 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11087 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11088 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11089 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11090 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11091 dump_sbitmap_file, debug_sbitmap, popcount_table,
11092 sbitmap_popcount): Constify.
11093 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11094 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11095 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11096 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11097 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11098 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11099 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11100 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11101 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11102 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11103 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11105 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11107 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11108 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11109 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11110 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11111 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11112 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11113 bitmap_intersect_p, bitmap_intersect_compl_p,
11114 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11115 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11117 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11118 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11119 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11120 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11121 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11122 debug_bitmap, debug_bitmap_file, bitmap_print,
11123 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11124 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11126 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11128 * config/darwin.c (darwin_override_options): Additional fix for
11129 debug info formats that don't support var tracking.
11131 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11133 * cselib.c (entry_and_rtx_equal_p): Constify.
11134 * gengtype.c (output_mangled_typename, write_types, write_local):
11136 * gengtype.h (const_type_p): New.
11137 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11139 * tlink.c (scan_linker_output): De-constify.
11140 * tree-ssa-loop-im.c (memref_eq): Constify.
11141 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11142 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11144 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11146 * c-common.c (fname_as_string, c_type_hash): Constify.
11147 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11148 * cgraph.c (edge_hash, edge_eq): Likewise.
11149 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11150 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11151 reg_attrs_htab_eq): Likewise.
11152 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11154 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11155 const_decl_t, const_state_t, const_automata_list_el_t): New.
11156 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11157 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11158 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11159 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11160 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11161 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11162 compare_max_occ_cycle_nums, out_state_arcs_num,
11163 compare_transition_els_num, units_cmp, state_reservs_cmp):
11165 * genmodes.c (cmp_modes): Likewise.
11166 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11167 * gimplify.c (compare_case_labels): Likewise.
11168 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11169 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11170 * matrix-reorg.c (mtt_info_hash): Likewise.
11171 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11172 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11173 (htab_hash_bucket, htab_hash_elem): Constify.
11174 * tree-browser.c (TB_parent_eq): Likewise.
11175 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11176 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11177 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11178 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11180 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11181 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11182 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11183 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11184 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11186 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11187 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11188 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11189 * tree-ssa-threadupdate.c (redirection_data_hash,
11190 redirection_data_eq): Likewise.
11191 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11192 * tree-ssa.c (var_ann_eq): Likewise.
11193 * tree-vrp.c (compare_case_labels): Likewise.
11194 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11195 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11196 tree_not_check_failed, tree_class_check_failed,
11197 tree_range_check_failed, tree_not_class_check_failed,
11198 omp_clause_check_failed, omp_clause_range_check_failed,
11199 tree_contains_struct_check_failed, tree_operand_check_failed):
11201 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11202 tree_not_check_failed, tree_class_check_failed,
11203 tree_range_check_failed, tree_not_class_check_failed,
11204 tree_operand_check_failed, omp_clause_operand_check_failed,
11205 tree_operand_length): Likewise.
11206 * var-tracking.c (const_variable): New.
11207 (variable_htab_hash, variable_htab_eq): Constify.
11208 * varasm.c (const_desc_hash): Likewise.
11210 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11212 * expr.c (handled_component_p): Constify.
11213 * fold-const.c (fit_double_type): Likewise.
11214 * real.h (real_value_from_int_cst): Likewise.
11215 * tree-flow-inline.h (gimple_in_ssa_p,
11216 gimple_aliases_computed_p, gimple_addressable_vars,
11217 gimple_call_clobbered_vars, gimple_referenced_vars,
11218 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11219 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11220 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11221 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11222 is_label_stmt, is_global_var, phi_ssa_name_p,
11223 factoring_name_p, is_call_clobbered, tree_common_ann,
11224 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11225 unmodifiable_var_p, array_ref_contains_indirect_ref,
11226 ref_contains_array_ref, lookup_subvars_for_var,
11227 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11228 gimple_mem_ref_stats): Likewise.
11229 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11230 may_aliases, is_exec_stmt, is_label_stmt,
11231 ref_contains_array_ref, array_ref_contains_indirect_ref,
11232 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11233 unmodifiable_var_p): Likewise.
11234 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11235 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11236 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11237 cst_and_fits_in_hwi, real_value_from_int_cst,
11238 build_real_from_int_cst, integer_zerop, integer_onep,
11239 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11240 tree_floor_log2, real_zerop, real_onep, real_twop,
11241 real_minus_onep, really_constant_p, purpose_member, chain_member,
11242 list_length, fields_length, int_size_in_bytes, bit_position,
11243 int_bit_position, byte_position, int_byte_position, expr_align,
11244 array_type_nelts, tree_node_structure,
11245 type_contains_placeholder_1, iterative_hash_pointer,
11246 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11247 tree_map_base_eq, type_hash_list, type_hash_eq,
11248 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11249 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11250 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11251 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11252 int_fits_type_p, get_containing_scope, decl_function_context,
11253 decl_type_context, omp_clause_operand_check_failed,
11254 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11255 * tree.h (omp_clause_operand_check_failed, tree_size,
11256 build_real_from_int_cst, array_type_nelts, purpose_member,
11257 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11258 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11259 is_attribute_p, check_qualified_type, expr_align,
11260 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11261 int_byte_position, list_length, fields_length, initializer_zerop,
11262 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11263 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11264 tree_node_structure, handled_component_p, get_containing_scope,
11265 decl_function_context, decl_type_context, real_zerop,
11266 type_num_arguments, fit_double_type, really_constant_p,
11267 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11268 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11269 real_twop, real_minus_onep, int_cst_value): Likewise.
11271 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11273 * cfglayout.c (insn_scope, insn_line): Constify.
11274 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11275 const_double_htab_hash, const_double_htab_eq,
11276 mem_attrs_htab_hash): Likewise.
11277 * loop-iv.c (biv_eq): Likewise.
11278 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11279 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11280 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11282 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11283 error_for_asm, warning_for_asm, _fatal_insn,
11284 _fatal_insn_not_found): Likewise.
11285 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11286 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11287 rtl_check_failed_type2, rtl_check_failed_code1,
11288 rtl_check_failed_code2, rtl_check_failed_code_mode,
11289 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11290 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11291 rtl_check_failed_type2, rtl_check_failed_code1,
11292 rtl_check_failed_code2, rtl_check_failed_code_mode,
11293 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11294 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11295 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11296 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11297 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11298 rtx_unstable_p, get_integer_term, get_related_value,
11299 offset_within_block_p, reg_mentioned_p, count_occurrences,
11300 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11301 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11302 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11303 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11304 find_constant_src, find_reg_fusage, find_regno_fusage,
11305 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11306 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11307 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11308 computed_jump_p, auto_inc_p, in_expr_list_p,
11309 remove_node_from_expr_list, loc_mentioned_in_p,
11310 label_is_jump_target_p, reversed_comparison_code_parts,
11311 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11312 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11313 print_inline_rtx): Likewise.
11314 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11315 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11316 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11317 get_integer_term, get_related_value, offset_within_block_p,
11318 count_occurrences, reg_mentioned_p, no_labels_between_p,
11319 reg_used_between_p, reg_referenced_p, single_set_2,
11320 multiple_sets, set_noop_p, refers_to_regno_p,
11321 reg_overlap_mentioned_p, dead_or_set_p,
11322 covers_regno_no_parallel_p, covers_regno_p,
11323 dead_or_set_regno_p, find_reg_note, find_regno_note,
11324 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11325 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11326 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11327 side_effects_p, may_trap_p_1, may_trap_p,
11328 may_trap_after_code_motion_p, may_trap_or_fault_p,
11329 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11330 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11331 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11332 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11333 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11335 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11336 warning_for_asm): Likewise.
11337 * tree.h (print_rtl): Likewise.
11338 * varasm.c (get_pool_mode): Likewise.
11340 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11342 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11343 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11344 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11345 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11346 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11347 * ddg.c (compare_sccs): Likewise.
11348 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11349 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11350 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11351 decimal_do_fix_trunc, decimal_real_to_integer,
11352 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11353 * dse.c (const_group_info_t): New.
11354 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11355 * dwarf2out.c (const_dw_die_ref): New.
11356 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11357 * tree-browser.c (TB_parent_eq): Likewise.
11358 * unwind-dw2-fde.c (__register_frame_info_bases,
11359 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11360 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11362 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11363 * unwind-dw2.c (uw_frame_state_for): Likewise.
11364 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11365 * value-prof.h (const_histogram_value): New.
11367 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11369 * config/mips/mips.c (machine_function): Add
11370 initialized_mips16_gp_pseudo_p.
11371 (mips16_gp_pseudo_reg): Do not emit the initialization of
11372 mips16_gp_pseudo_rtx when being called from the gimple cost-
11373 calculation routines; emit it on the first use outside those
11376 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11378 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11381 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11382 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11383 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11384 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11385 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11386 Preserve const-ness of parameters through use of __typeof(),
11387 also constify and tidy.
11389 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11390 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11391 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11392 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11393 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11394 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11395 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11396 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11397 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11399 2007-07-25 Julian Brown <julian@codesourcery.com>
11400 Mark Shinwell <shinwell@codesourcery.com>
11402 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11403 (alpha_mangle_type): This.
11404 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11405 (TARGET_MANGLE_TYPE): Define this instead.
11406 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11407 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11408 (arm_init_neon_builtins): Fix comment.
11409 (arm_mangle_map_entry): New.
11410 (arm_mangle_map): New.
11411 (arm_mangle_type): New.
11412 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11413 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11414 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11415 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11416 (TARGET_MANGLE_TYPE): Define this instead.
11417 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11418 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11419 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11420 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11421 (TARGET_MANGLE_TYPE): Define this instead.
11422 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11424 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11425 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11426 (TARGET_MANGLE_TYPE): Define this instead.
11427 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11428 (s390_mangle_type): This.
11429 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11430 (TARGET_MANGLE_TYPE): Define this instead.
11431 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11432 (sparc_mangle_type): This.
11433 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11434 (TARGET_MANGLE_TYPE): Define this instead.
11435 * cp/mangle.c (write_type): Call mangle_type target hook on all
11436 types before mangling. Use original type, not main variant, as
11438 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11439 (TARGET_MANGLE_TYPE): This.
11440 * target.h (gcc_target): Rename mangle_fundamental_type to
11442 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11443 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11445 2007-07-25 Julian Brown <julian@codesourcery.com>
11446 Paul Brook <paul@codesourcery.com>
11447 Joseph Myers <joseph@codesourcery.com>
11448 Mark Shinwell <shinwell@codesourcery.com>
11450 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11451 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11452 (with_fpu): Allow --with-fpu=neon.
11453 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11454 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11455 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11456 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11457 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11458 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11459 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11460 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11461 (output_move_neon): Add prototypes.
11462 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11463 (all_fpus): Add FPUTYPE_NEON.
11464 (fp_model_for_fpu): Add NEON field.
11465 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11466 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11468 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11470 (thumb2_legitimate_address_p): Likewise.
11471 (neon_valid_immediate): Recognize and prepare constants suitable for
11473 (neon_immediate_valid_for_move): New function. Recognize and prepare
11474 immediates for NEON move instructions.
11475 (neon_immediate_valid_for_logic): New function. Recognize and
11476 prepare immediates for NEON logic instructions.
11477 (neon_output_logic_immediate): New function. Create asm string
11478 suitable for outputting immediate logic instructions.
11479 (neon_pairwise_reduce): New function. Implement reduction using
11480 pairwise operations.
11481 (neon_expand_vector_init): New function. Expand a (possibly
11482 non-constant) vector initialization.
11483 (neon_vector_mem_operand): New function. Memory operands supported
11484 for quad-word loads/stores to/from ARM or NEON registers. Don't
11485 allow base+offset addressing for core regs.
11486 (neon_struct_mem_operand): New function. Valid mems for NEON
11488 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11489 from neon_vector_mem_operand addresses without a secondary register.
11490 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11491 (add_minipool_backward_ref): Likewise.
11492 (dump_minipool): Likewise.
11493 (push_minipool_fix): Likewise.
11494 (output_move_quad): New function. Output quad-word moves, loads and
11495 stores using ARM registers.
11496 (output_move_vfp): Add support for vectors in VFP (NEON) D
11498 (output_move_neon): Output a NEON load/store to/from a quadword
11500 (arm_print_operand): Implement new codes:
11501 - 'c' for unadorned integers (without a # sign).
11502 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11504 - 'e', 'f' for the low and high D parts of a NEON Q register.
11505 - 'q' outputs a NEON Q register.
11506 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11507 - 'T' prints NEON opcode features from a coded bitmask.
11508 - 'F' is similar to T, but signed/unsigned codes both print as
11510 - 't' is similar to T, but 'u' is printed instead of 'p'.
11511 - 'O' prints 'r' if NEON instruction should perform rounding (as
11512 specified by bitmask), else prints nothing.
11513 - '#' is a punctuation character to stop operand numbers from
11514 running together with following digits in the assembler
11515 strings for instructions (when using mode attributes).
11516 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11517 constant vectors in big-endian mode, where necessary.
11518 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11519 Handle EI, OI, CI, XI modes.
11520 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11521 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11522 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11523 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11524 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11526 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11527 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11528 to turn v8qi, etc. into bits defined above.
11529 (neon_itype): New enumeration. Classifications of NEON builtins.
11530 (neon_builtin_datum): Define struct. Contains information about
11531 a single builtin (with multiple modes).
11532 (CF): Define helper macro for...
11533 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11535 (neon_builtin_data): New array. Define information about builtins
11536 for use during initialization/expansion.
11537 (arm_init_neon_builtins): New function.
11538 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11540 (neon_builtin_compare): New function.
11541 (locate_neon_builtin_icode): New function. Find an insn code for a
11542 builtin given a function code for that builtin. Also return type of
11543 builtin (NEON_BINOP, NEON_UNOP etc.).
11544 (builtin_arg): New enumeration. Types of arguments for builtins.
11545 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11546 Takes a variable argument list of builtin_arg types, terminated by
11548 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11549 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11550 (neon_emit_pair_result_insn): New function. Support returning pairs
11551 of vectors via a pointer.
11552 (neon_disambiguate_copy): New function. Set up operands for a
11553 multi-word copy such that registers do not get clobbered.
11554 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11555 ARM_BUILTIN_NEON_BASE.
11556 (arm_file_start): Set float-abi attribute for NEON.
11557 (arm_vector_mode_supported_p): Enable NEON vector modes.
11558 (arm_mangle_map_entry): New.
11559 (arm_mangle_map): New.
11560 (arm_mangle_vector_type): New.
11561 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11563 (TARGET_NEON): New macro. Target supports NEON.
11564 (fputype): Add FPUTYPE_NEON.
11565 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11566 for vectorization based on command-line arg.
11567 (NEON_REGNO_OK_FOR_NREGS): Define.
11568 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11569 (VALID_NEON_STRUCT_MODE): Define.
11570 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11571 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11572 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11573 (consttable_16): Add pattern for outputting 16-byte minipool
11575 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11577 (vec-common.md, neon.md): Include md files.
11578 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11579 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11580 (memory_constraint "Ut", "Un", "Us"): Define.
11581 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11582 (MMX_char): New mode attribute.
11583 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11584 (*add<mode>3_iwmmxt): New insn pattern.
11585 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11586 (*sub<mode>3_iwmmxt): New insn pattern.
11587 (mulv4hi3): Rename to...
11588 (*mulv4hi3_iwmmxt): This.
11589 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11590 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11591 (uminv4hi3, uminv2si3): Remove. Replace with...
11592 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11593 (*umin<mode>3_iwmmxt): These.
11594 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11595 (ashr<mode>3_iwmmxt): This new pattern.
11596 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11597 (lshr<mode>3_iwmmxt): This new pattern.
11598 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11599 (ashl<mode>3_iwmmxt): This new pattern.
11600 * config/arm/neon-docgen.ml: New file. Generate documentation for
11602 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11603 * config/arm/arm_neon.h: New (autogenerated).
11604 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11606 * config/arm/neon.md: New file. Define NEON instructions.
11607 * config/arm/neon.ml: New file. Abstract description of NEON
11608 instructions, used to generate arm_neon.h header, documentation and
11610 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11611 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11613 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11615 (ARM NEON Intrinsics): New subsection.
11616 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11618 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11620 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11623 2007-07-24 Jan Hubicka <jh@suse.cz>
11625 * regclass.c (move_table): New type.
11626 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11627 (init_move_cost): Break out from ...
11628 (init_reg_sets_1): ... here; simplify computation of
11629 have_regs-of_mode and contains_reg_of_mode.
11630 (record_reg_classes): Unswitch internal loops.
11631 (copy_cost): Trigger lazy initialization of move cost
11632 (record_address_regs): Likewise.
11634 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11636 * config/darwin.c (darwin_override_options): Don't force on
11637 flag_var_tracking_uninit when no debug info is requested.
11639 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11641 * cfgloop.c (init_loops_structure): New function.
11642 (flow_loops_find): Create root of the loop tree unconditionally.
11644 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11646 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11648 2007-07-24 Jan Hubicka <jh@suse.cz>
11650 * caller-save.c: Include ggc.h, gt-caller-save.h
11651 (reg_save_code, reg_restore_code): Rename to ...
11652 (cached_reg_save_code, cached_reg_restore_code): ... those.
11653 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11654 (reg_save_code, reg_restore_code): New functions.
11655 (init_caller_save): Do not intialize
11656 reg_save_code/reg_restore_code tables.
11657 * Makefile.in: (gt-caller-save.h): New.
11659 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11661 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11662 with the mode of the original operand instead of
11665 2007-07-23 Jan Hubicka <jH@suse.cz>
11667 * i386.c (ix86_secondary_memory_needed): Break out to...
11668 (inline_secondary_memory_needed): ... here.
11669 (ix86_memory_move_cost): Break out to ...
11670 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11671 maximum of input and output; fix handling of Q_REGS on 64bit.
11672 (ix86_secondary_memory_needed): Microoptimize.
11674 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11676 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11677 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11678 stmts_from_loop, known_dependences_p, build_rdg): New.
11679 * tree-data-ref.h: Depends on graphds.h.
11680 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11681 (build_rdg): Declared.
11682 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11684 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11686 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11689 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11690 Jakub Jelinek <jakub@redhat.com>
11692 PR middle-end/PR28690
11693 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11695 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11696 and MEM_POINTER operands over REG and MEM operands.
11697 (swap_commutative_operands_p): Change return value to bool.
11698 * rtl.h: Update the corresponding prototype.
11699 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11700 instead of gen_rtx_PLUS.
11701 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11702 value to bool. Change function arguments to rtx's and update code
11704 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11705 calls to match the new declaration.
11706 * simplify-rtx.c (simplify_associative_operation): Don't
11707 reorder simplify_binary_operation arguments.
11709 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11711 * config/mips/mips.c (override_options): Use mips_costs to derive
11712 the default branch cost.
11713 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11715 * config/mips/mips.opt (mbranch-cost=): New option.
11716 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11718 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11720 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11721 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11722 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11723 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11725 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11727 * config/mips/constraints.md (ks): New constraint.
11728 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11729 (*add<mode>3_mips16): ...here.
11731 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11733 * optabs.h (enum optab_index): Add new OTI_signbit.
11734 (signbit_optab): Define corresponding macro.
11735 (enum insn_code signbit_optab[]): Remove array.
11736 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11737 (expand_copysign_absneg): If back end provides signbit insn, use it
11738 instead of bit operations on floating point argument.
11739 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11740 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11741 for availability of signbit insn.
11743 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11744 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11745 SSE mode is not active.
11746 (isinf<mode>2): Disable for mfpmath=sse,387.
11748 2007-07-22 Ben Elliston <bje@au.ibm.com>
11750 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11752 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11754 2007-07-20 Richard Guenther <rguenther@suse.de>
11756 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11757 integral typed condition.
11758 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11759 booleanness. Only preserve conversions from a non-base
11760 type to a base type, not in general between types with
11761 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11762 * tree.def (COND_EXPR): Document that the condition
11763 can be of any integral type.
11765 2007-07-20 Nigel Stephens <nigel@mips.com>
11766 Richard Sandiford <richard@codesourcery.com>
11768 * config/mips/mips.h (mips_dwarf_regno): Declare.
11769 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11770 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11771 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11772 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11773 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11774 (REG_CLASS_NAMES): Update accordingly.
11775 * config/mips/mips.c (mips_dwarf_regno): New array.
11776 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11777 (mips_subword): Remove special handling for accumulator registers.
11778 (override_options): Initiailize mips_dwarf_regno. Remove use
11780 (mips_swap_registers): New function.
11781 (mips_conditional_register_usage): Swap accumulator registers
11782 around if TARGET_LITTLE_ENDIAN.
11783 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11784 * config/mips/constraints.md (h, l): Use the endianness to choose
11785 between MD0_REG and MD1_REG.
11786 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11787 alternative-dependent template.
11789 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11791 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11794 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11796 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11797 predecessor fallthru flags.
11799 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11801 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11802 of compare to the same type.
11803 * cfgloopmanip.c (add_loop): Update information about loop exits.
11804 (loop_version): Remove the innermost loop requirement.
11805 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11806 to sizetype for pointers.
11808 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11810 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11811 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11812 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11814 * config/dfp-bit.c: Empty for TFmode conversions.
11816 2007-07-18 Caroline Tice <ctice@apple.com>
11818 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11819 and handle them correctly; check that src is not NULL before
11821 (find_src_set_src): Likewise.
11823 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11825 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11826 (struct alignment_context, init_alignment_context): New.
11827 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11828 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11829 (XCHAL_HAVE_S32C1I): Likewise.
11830 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11831 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11832 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11833 (ATOMIC, HQI): New macros.
11834 (memory_barrier, *memory_barrier): New.
11835 (sync_lock_releasesi): New.
11836 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11837 (sync_lock_test_and_set<mode>): New.
11838 (sync_<atomic><mode>): New.
11839 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11840 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11841 (xtensa_expand_atomic): New.
11843 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11847 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11848 transformation for builtin ISNORMAL.
11849 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11850 * builtins.def (BUILT_IN_ISNORMAL): New.
11851 * doc/extend.texi: Document isnormal.
11853 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11857 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11858 optabs infrastructure. Provide generic implementation for
11860 (expand_builtin): Handle FINITE/ISFINITE.
11861 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11862 (fold_builtin_1): Likewise.
11864 * builtins.def (BUILT_IN_ISFINITE): New.
11866 * doc/extend.texi: Document isfinite.
11868 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11871 PR middle-end/20558
11873 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11874 generic fallback for isinf.
11875 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11876 calculation code ...
11877 * real.c (get_max_float): ... to here.
11878 * real.h (get_max_float): New.
11880 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11882 PR middle-end/32668
11884 * builtin-attrs.def (ATTR_TYPEGENERIC,
11885 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11887 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11888 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11889 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11890 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11892 * c-common.c (handle_type_generic_attribute): New.
11893 (c_common_attribute_table): Add "type generic".
11895 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11897 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11899 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11900 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11903 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11906 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11907 checking that the operand is an expression.
11909 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11910 Danny Smith <dannysmith@users.sourceforge.net>
11913 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11914 file mapping object in local namespace if Windows version later
11917 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11919 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11920 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11921 arm_cannot_force_const_mem.
11922 (arm_cannot_force_const_mem): New function.
11923 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11924 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11925 of arm_tls_referenced_p.
11926 * config/arm/arm.md (movsi): Split out-of-section constants when
11927 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11928 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11930 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11932 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11934 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11936 * config/mips/mips.md (*extendqihi2): Convert the destination
11939 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11941 * config/pa/fptr.c: Update license header.
11942 * config/pa/milli64.S: Likewise.
11944 2007-07-17 Nick Clifton <nickc@redhat.com>
11946 * COPYING_v3: New file. Contains version 3 of the GNU General
11948 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11949 Lesser General Public License.
11950 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11951 the GNU General Public License.
11953 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11955 PR rtl-optimization/32773
11956 * cfglayout.c (force_one_exit_fallthru): New function.
11957 (cfg_layout_finalize): Use it.
11959 2007-07-16 Richard Guenther <rguenther@suse.de>
11960 Uros Bizjak <ubizjak@gmail.com>
11962 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11963 before forcing it to gimple operand.
11965 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11966 David Ung <davidu@mips.com>
11968 * config/mips/mips.h (TUNE_24K): Define.
11969 (TUNE_MACC_CHAINS): Add TUNE_24K.
11970 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11972 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11973 (r74k_int_madd): .. this new reservation.
11974 (define_bypass): Fixed bypasses for r74k_int_madd to use
11975 mips_linked_madd_p.
11976 * config/mips/24k.md (define_bypass): Define new
11977 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11979 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11980 Nigel Stephens <nigel@mips.com>
11982 * config/mips/mips.md: Include 20kc.md.
11983 * config/mips/20kc.md: New file.
11984 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11985 (mips_adjust_cost): Tweak for 20Kc.
11986 (mips_issue_rate): Likewise.
11987 * config/mips/mips.h (TUNE_20KC): Define.
11989 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11991 * config/rs6000/rs6000.c (struct processor_cost): Add
11992 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11994 (*_cost): Add cache information.
11995 (rs6000_override_options): Set cache parameters.
11997 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12000 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12001 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12003 2007-07-16 Paul Brook <paul@codesourcery.com>
12006 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12007 (cirrus_thumb2_movsi_insn): Ditto.
12009 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12011 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12012 CR2_REGNO to R_CR2.
12014 2007-07-15 Andrew Haley <aph@redhat.com>
12016 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12017 before looking in the context.
12019 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12021 PR middle-end/32398
12022 PR middle-end/32769
12023 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12024 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12025 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12026 (pa_output_function_prologue): Use rp_saved and
12027 current_function_is_leaf to generate .CALLINFO statement.
12028 (hppa_expand_prologue): Set rp_saved.
12029 (hppa_expand_epilogue): Use rp_saved.
12030 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12031 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12033 2007-07-14 Dirk Mueller <dmueller@suse.de>
12035 * omega.c (coalesce): Fix memory leak on early exit.
12036 * matrix-reorg.c (check_allocation_function): Likewise.
12037 * tree-vect-transform.c (vect_get_new_vect_var): free result
12039 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12040 pass pointer to edge vector
12041 (partition_hot_cold_basic_blocks): Fix memory leak.
12042 * collect2.c (prefix_from_string): Free temporary storage.
12043 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12045 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12047 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12048 (DO_GLOBAL_DTORS_BODY): Likewise.
12050 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12051 Nigel Stephens <nigel@mips.com>
12053 * config/mips/mips.c (mips_classify_symbol): Don't return
12054 SYMBOL_SMALL_DATA for constant pool addresses if
12055 TARGET_EMBEDDED_DATA is true.
12057 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12059 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12060 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12061 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12062 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12063 __builtin_ia32_storehps, __builtin_ia32_storelps,
12064 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12065 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12066 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12067 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12068 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12069 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12070 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12071 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12072 using def_builtin_const.
12074 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12076 PR tree-optimization/32705
12077 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12078 (simplify_binary_expression): Use SSA_VAL consistently.
12080 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12082 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12083 (SPEFSCR_REGNO): Delete definition.
12084 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12085 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12086 * config/rs6000/rs6000.h: Do not define *_REGNO.
12087 LINK_REGISTER_REGNUM -> LR_REGNO.
12088 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12089 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12090 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12091 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12092 R_VRSAVE, R_VSCR. Use them.
12093 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12094 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12095 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12096 * config/rs6000/aix.h: Define R_LR. Use it.
12098 2007-07-13 Caroline Tice <ctice@apple.com>
12100 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12101 flag_var_tracking is explicitly turned off (i.e. when variable
12102 tracking is not feasible); otherwise, turn flag_var_tracking on when
12103 flag_var_tracking_uninit is on.
12104 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12105 note definitions, to allow recording of initialization status in the
12107 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12108 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12109 determine if two note locations are equal.
12110 (output_loc_list): Don't output list entries whose start & end labels
12112 (reg_loc_descriptor): Add parameter for initialization status; pass it
12113 to other loc descriptor functions.
12114 (one_reg_loc_descriptor): Add parameter for initialization status;
12115 check its value and add DW_OP_GNU_uninit to returned loc descr if
12117 (multiple_reg_loc_descriptor): Add parameter for initialization
12119 pass init status argument to other loc descriptor functions; check
12120 value of intialization parameter and add DW_OP_GNU_uninit to returned
12121 loc descr if appropriate.
12122 (based_loc_descr): Add parameter for initialization status; add new
12123 variable for return value; check value of initialization parameter and
12124 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12125 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12126 pass init status argument to other loc descriptor functions; check
12127 value of intialization parameter and add DW_OP_GNU_uninit to returned
12128 loc descr if appropriate.
12129 (mem_loc_descriptor): Likewise.
12130 (concat_loc_descriptor): Likewise.
12131 (concatn_loc_descriptor): Likewise.
12132 (loc_descriptor): Add parameter for initialization status; pass it as
12133 argument to other loc descriptor function calls.
12134 (loc_descriptor_from_tree_1): Add appropriate initialization status
12135 to loc descriptor function calls.
12136 (add_location_or_const_value_attribute): Get initialization status
12137 from VAR_LOCATION note; add initialization status to loc descriptor
12139 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12140 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12141 status is uninitialized, add "[uninint]" to output.
12142 * common.opt (fvar-tracking-uninit): New option, similar to
12143 fvar-tracking, to turn on tracking of uninitialized variables; creates
12144 a new global flag, flag_var_tracking_uninit.
12145 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12146 (enum var_init_status): New type, for var initialization status field.
12147 * var-tracking.c (struct location_chain_def): Two new fields, init,
12148 for initialization status, and set_src for the assignment value expr.
12149 (unshare_variable): New parameter for initialization status;
12150 initialize new init and set_src fields.
12151 (var_reg_set): New parameters for initialization status and value;
12152 pass them to set_variable_part.
12153 (var_mem_set): Likewise.
12154 (get_init_value): New function.
12155 (var_reg_delete_and_set): New initialization status & value
12156 parameters; add call to get_init_value if status is unknown; pass new
12157 parameters to clobber_variable_part and var_reg_set.
12158 (var_mem_delete_and_set): Likewise.
12159 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12160 (var_mem_delete): Likewise.
12161 (variable_union): Pass status to unshare_variable; initialize new init
12162 and set_src fields. If flag_var_tracking_uninit is not set, force
12163 status to initialized.
12164 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12165 used later to get the set_src value.
12166 (find_src_status): New function.
12167 (find_src_set_src): New function.
12168 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12169 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12170 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12171 and var_mem_delete_and_set.
12172 (dump_variable): Print out "[uninit]" if appropriate.
12173 (set_variable_part): Add new initialization and set_src parameters;
12174 pass status to unshare_variable; set node->init and node- >set_src
12175 fields and modify slot in hash table appropriately; save the init and
12176 set_src values if appropriate and assign to the new node.
12177 (clobber_variable_part): New set_src parameter; if two nodes have
12178 same variable and same location but different set_src (assignment)
12179 values, clobber old node.
12180 (delete_variable_part): Pass init status to unshare_variable.
12181 (emit_note_insn_var_location): Add initialized var; assign var's init
12182 status to new 'initialized'; pass new init status field to calls to
12183 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12184 status to initialized.
12185 (emit_notes_in_bb): Pass initialization status to calls to
12186 var_reg_set, var_mem_set, var_reg_delete_and_set and
12187 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12188 var_reg_delete_and_set and var_mem_delete_and_set; call
12189 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12190 make up for change in add_stores.
12191 (vt_add_function_parameters): Add status to calls to
12193 * config/darwin.c (darwin_override_options): Turn on uninitialized
12194 tracking automatically, if var_tracking is on and the system is
12197 2007-07-13 Sa Liu <saliu@de.ibm.com>
12199 * config.gcc: Add options for arch and tune on SPU.
12200 * config/spu/predicates.md: Add constant operands 0 and 1.
12201 * config/spu/spu-builtins.def: Add builtins for double precision
12202 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12203 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12205 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12207 * config/spu/spu-protos.h: Add new function prototypes.
12208 * config/spu/spu.c (spu_override_options): Check options -march and
12210 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12211 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12213 (spu_const_from_int): New. Create a vector constant from 4 ints.
12214 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12215 (spu_emit_vector_compare): New. Emit vector compare.
12216 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12217 * config/spu/spu.h: Add options -march and -mtune. Define processor
12218 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12219 CANONICALIZE_COMPARISON.
12220 * config/spu/spu.md: Add new insns for double precision compare
12221 and double precision vector compare. Add vcond and smax/smin patterns
12222 to enable DFmode vector conditional expression.
12223 * config/spu/spu.opt: Add options -march and -mtune.
12224 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12225 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12226 both CELL and CELLEDP targets: spu_testsv.
12227 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12230 2007-07-13 Richard Guenther <rguenther@suse.de>
12232 PR tree-optimization/32721
12233 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12234 TREE_THIS_VOLATILE on the folded reference.
12235 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12236 if the array reference has TREE_THIS_VOLATILE set.
12238 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12241 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12243 2007-07-13 Andreas Schwab <schwab@suse.de>
12245 * gengtype-lex.l: Allow declarations to be indented.
12247 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12249 * ginclude/tgmath.h: New.
12250 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12251 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12252 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12253 * configure: Regenerate.
12255 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12257 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12258 correct index when setting register save state for xd
12261 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12263 * config/sh/sh.c (mark_use): Remove.
12265 2007-07-12 Paul Brook <paul@codesourcery.com>
12267 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12268 reg does not overlap return value.
12270 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12272 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12273 (set_expression_vuses): Ditto.
12274 (init_pre): Initialize expression_vuses.
12276 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12278 * config/i386/sse.md (storentdf, storentsf): New.
12280 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12282 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12284 * tree.c (build_decl_stat): Move code from here...
12285 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12286 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12287 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12288 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12289 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12292 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12293 Devang Patel <dpatel@apple.com>
12295 PR tree-optimization/25413
12296 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12297 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12298 * tree.h (contains_packed_reference): New.
12299 * expr.c (contains_packed_reference): New.
12300 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12301 (vect_enhance_data_refs_alignment): Call
12302 vector_alignment_reachable_p.
12303 * target.h (vector_alignment_reachable): New builtin.
12304 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12305 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12306 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12308 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12310 * target.h (builtin_vectorization_cost): Add new target builtin.
12311 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12312 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12313 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12314 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12315 uninitialized variables.
12316 * tree-vect-transform.c (cost_for_stmt): New function.
12317 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12318 using cost 1 for all scalar stmts. Be less conservative when
12319 estimating the number of prologue/epulogue iterations. Call
12320 targetm.vectorize.builtin_vectorization_cost. Return
12321 min_profitable_iters-1.
12322 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12323 initialization cost instead of TARG_VEC_STMT_COST. Use
12324 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12325 epilogue code. Fix epilogue cost computation.
12326 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12327 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12328 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12329 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12330 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12331 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12333 2007-07-12 Richard Guenther <rguenther@suse.de>
12335 * gimplify.c (gimplify_conversion): Make sure that the result
12336 from maybe_fold_offset_to_reference is trivially convertible
12337 to the desired type before doing the simplification.
12338 (gimplify_expr): Likewise.
12339 * fold-const.c (fold_binary): Use the correct types for
12340 building the simplified expression.
12342 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12344 PR rtl-optimization/32729
12345 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12346 that fallthru to exit.
12348 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12350 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12351 (symDTPOFF2reg): Likewise.
12353 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12355 PR tree-optimization/32663
12357 * tree.h (VALUE_HANDLE_VUSES): Remove.
12358 (struct tree_value_handle): Remove vuses.
12360 * tree-vn.c (create_value_handle_for_expr): Don't set
12361 VALUE_HANDLE_VUSES.
12363 * tree-ssa-pre.c (expression_vuses): New.
12364 (alloc_expression_id): Set up expression_vuses.
12365 (get_expression_vuses): New.
12366 (set_expression_vuses): Ditto.
12367 (clear_expression_ids): Modify for expression_vuses.
12368 (phi_translate_1): Ditto.
12369 (phi_translate_set): Ditto.
12370 (value_dies_in_block_x): Ditto
12371 (valid_in_sets): Ditto.
12372 (add_to_sets): Ditto.
12373 (find_existing_value_expr): Ditto.
12374 (create_value_handle_for_expr): Ditto.
12375 (make_values_for_stmt): Ditto.
12376 (vuse_equiv): Remove.
12378 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12380 * Makefile.in (mostlyclean): Remove object files.
12382 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12384 * toplev.c (no_new_pseudos): Deleted.
12385 * rtl.h (no_new_pseudos): Deleted.
12386 * tree-pass.h (pass_no_new_pseudos): Deleted.
12387 * passes.c (pass_no_new_pseudos): Deleted.
12388 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12389 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12390 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12392 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12393 * rtlhooks.c (gen_lowpart_general): Ditto.
12394 * optabs.c (prepare_operand): Ditto.
12395 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12397 * modulo-sched.c (rest_of_handle_sms): Ditto.
12398 * see.c (rest_of_handle_see): Ditto.
12399 * ifcvt.c (if_convert): Ditto.
12400 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12402 * init-regs.c (gate_initialize_regs): Deleted set of
12404 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12405 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12406 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12408 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12411 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12412 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12413 (*vec_extractv2di_1_rex64): New insn pattern.
12415 2007-07-11 David Daney <ddaney@avtrex.com>
12417 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12418 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12419 for SIGNAL_UNWIND_RETURN_COLUMN.
12420 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12421 (DWARF_FRAME_REGNUM): Rewrite.
12422 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12424 2007-07-11 Nick Clifton <nickc@redhat.com>
12426 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12427 delta and use gen_int_mode in place of GET_INT instead.
12429 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12431 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12434 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12436 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12437 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12439 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12440 (USE_CANONICAL_TYPES): New.
12441 * doc/invoke.texi (verify-canonical-types): Remove.
12442 (use-canonical-types): Add.
12444 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12446 * config/spu/spu.c (spu_optimization_options): Remove setting of
12447 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12448 (spu_override_options): Move it here.
12450 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12452 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12453 * config/mips/mips.c (mips_cpu_info_table): Mention
12454 MIPS_ISA_LEVEL_SPEC in the comment.
12456 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12458 PR tree-optimization/32713
12459 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12461 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12463 PR middle-end/30482
12464 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12465 conditional to flag_isoc99.
12466 (c_common_init_options): Do it here, unconditionally.
12468 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12470 PR tree-optimization/32589
12471 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12472 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12473 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12474 predicate, extracted from...
12475 (set_rhs): ...here. Call it for the expression on entry.
12476 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12477 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12478 (simplify_binary_expression): Use valid_gimple_expression_p
12479 to validate the simplification.
12480 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12482 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12484 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12485 DWARF2_DEBUG on 32 bit target too.
12486 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12488 2007-07-11 Nick Clifton <nickc@redhat.com>
12490 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12491 version for 64-bit hosts.
12493 2007-07-10 David Daney <ddaney@avtrex.com>
12495 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12497 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12499 * config/mips/mips.c (mips_expand_synci_loop): New function.
12500 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12501 (UNSPEC_RDHWR): Same.
12502 (UNSPEC_SYNCI): Same.
12503 (UNSPEC_SYNC): Same.
12504 (clear_cache): New expand.
12508 (clear_hazard): Same.
12509 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12511 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12512 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12514 2007-07-10 Ian Lance Taylor <iant@google.com>
12516 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12519 2007-07-10 David Daney <ddaney@avtrex.com>
12521 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12522 * builtins.c (expand_builtin___clear_cache): New function.
12523 (expand_builtin): Call expand_builtin___clear_cache for
12524 BUILT_IN_CLEAR_CACHE case.
12525 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12526 * doc/md.texi (clear_cache): Document new instruction pattern.
12527 * testsuite/gcc.dg/builtins-64.c: New test.
12529 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12531 * config/cris/cris.md ("movsi"): Fix typo in last change.
12533 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12536 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12538 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12539 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12540 for FUNCTION_DECLs. Don't use align_functions_log if
12542 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12543 even for FUNCTION_DECLs.
12544 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12546 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12547 (DECL_FUNCTION_CODE): Update for new location and name of
12549 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12550 (struct tree_decl_common): Move 'align' and 'off_align' out
12551 of union, ensure they're still on a 32-bit boundary. Remove
12552 other fields in union 'u1'.
12553 (struct tree_function_decl): Add field 'function_code' replacing
12554 'u1.f' in tree_decl_common.
12555 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12556 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12557 (Variable Attributes): Cross-reference 'aligned' attribute
12558 to Function Attributes.
12559 * flags.h (force_align_functions_log): Delete.
12560 * toplev.c (force_align_functions_log): Delete.
12562 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12565 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12566 (*vec_concatv2di_rex): New insn pattern.
12568 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12571 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12573 2007-07-10 Ian Lance Taylor <iant@google.com>
12575 Replace no_new_pseudos in backends.
12576 * rtl.h (can_create_pseudo_p): Define.
12577 * config/darwin.c (machopic_indirect_data_reference): Use
12578 can_create_pseudo_p () instead of no_new_pseudos.
12579 (machopic_indirect_data_reference): Likewise.
12580 (machopic_legitimize_pic_address): Likewise.
12581 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12582 (alpha_emit_set_const_1): Likewise.
12583 (alpha_emit_set_const): Likewise.
12584 (alpha_emit_conditional_move): Likewise.
12585 (alpha_split_conditional_move): Likewise.
12586 * config/alpha/alpha.md (various splitters): Likewise.
12588 * config/arm/arm.c (legitimize_pic_address): Likewise.
12589 (arm_load_pic_register): Likewise.
12590 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12591 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12592 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12593 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12594 * config/cris/cris.md (movsi): Likewise.
12595 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12596 (symGOTOFF2reg_hilo): Likewise.
12597 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12598 * config/h8300/h8300.md (insv, extzv): Likewise.
12599 * config/i386/i386.c (ix86_expand_move): Likewise.
12600 (ix86_expand_vector_move): Likewise.
12601 (ix86_prepare_fp_compare_args): Likewise.
12602 (ix86_expand_carry_flag_compare): Likewise.
12603 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12604 (tls_dynamic_gnu2_combine_32): Likewise.
12605 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12606 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12607 (ia64_expand_movxf_movrf): Likewise.
12608 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12609 (m32c_split_move): Likewise.
12610 (m32c_expand_insv): Likewise.
12611 * config/m68k/m68k.md (movsi): Likewise.
12612 * config/mips/mips.c (mips_force_temporary): Likewise.
12613 (mips_split_symbol): Likewise.
12614 (mips_move_integer): Likewise.
12615 (mips_legitimize_const_move): Likewise.
12616 * config/mn10300/mn10300.md (movsi): Likewise.
12617 * config/pa/pa.c (emit_move_sequence): Likewise.
12618 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12619 (rs6000_got_register): Likewise.
12620 (create_TOC_reference): Likewise.
12621 (rs6000_machopic_legitimize_pic_address): Likewise.
12622 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12623 (various splitters): Likewise.
12624 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12625 (movsi_got): Likewise.
12626 * config/s390/s390.c (emit_symbolic_move): Likewise.
12627 * config/s390/s390.md (movhi, movqi): Likewise.
12628 (load_multiple, store_multiple): Likewise.
12629 * config/score/score.c (score_force_temporary): Likewise.
12630 * config/sh/sh.c (prepare_move_operands): Likewise.
12631 (prepare_cbranch_operands): Likewise.
12632 (emit_fpu_switch): Likewise.
12633 (fpscr_set_from_mem): Likewise.
12634 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12635 (adddi3, subsi3): Likewise.
12636 (various splitters): Likewise.
12637 (divsi_inv_fp_combine): Likewise.
12638 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12639 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12641 * config/sh/predicates.md (xor_operand): Likewise.
12642 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12643 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12644 (movdi_pic_label_ref): Likewise.
12645 * config/spu/spu.c (spu_split_immediate): Likewise.
12646 * config/alpha/alpha.md (various splitters): Remove test
12647 !no_new_pseudos || reload_completed.
12648 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12650 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12651 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12652 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12653 * config/score/score.c (th_output_mi_thunk): Likewise.
12654 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12655 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12657 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12659 PR rtl-optimization/32664
12660 * mode-switching.c (create_pre_exit): Skip barrier insns.
12662 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12664 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12665 force_gimple_operand_bsi.
12666 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12667 rewrite_use_compare): Ditto.
12668 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12670 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12671 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12672 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12673 * tree-profile.c (prepare_instrumented_value,
12674 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12675 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12676 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12677 tree_gen_ior_profiler): Ditto.
12678 * tree-ssa-reassoc.c (negate_value): Ditto.
12679 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12680 Use force_gimple_operand_bsi.
12681 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12682 * tree-if-conv.c (add_to_dst_predicate_list,
12683 find_phi_replacement_condition): Ditto.
12684 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12685 Call mark_symbols_for_renaming for new statements.
12686 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12688 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12690 * cfghooks.c (remove_edge): New function.
12691 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12693 * cfghooks.h (remove_edge): Declare.
12694 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12695 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12697 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12699 * optabs.h: Added declaration for signbit_optab.
12700 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12701 * genoptinit.c (optabs): Added entry for signbit insns.
12702 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12703 insn, if available.
12704 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12705 * config/s390/s390.md (signbit<mode>2): New expander.
12707 2007-07-09 Richard Guenther <rguenther@suse.de>
12709 PR middle-end/32698
12710 * fold-const.c (fold_plusminus_mult_expr): Move constant
12711 arguments second to allow decomposing.
12713 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12716 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12718 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12719 Disregard DECL_FROM_INLINE.
12721 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12724 * doc/invoke.texi: Add ftree-reassoc flag.
12725 * common.opt (ftree-reassoc): New flag.
12726 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12727 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12729 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12731 PR tree-optimization/32681
12732 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12733 saved in second_edge->aux when first_bb is a loop header.
12735 2007-07-09 Jan HUbicka <jh@suse.cz>
12737 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12739 2007-07-09 Richard Guenther <rguenther@suse.de>
12741 * c-decl.c (start_function): Do not promote return type.
12743 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12745 * function.c (do_warn_unused_parameter): Do not warn if
12746 TREE_NO_WARNING is set.
12748 2007-07-08 Andreas Schwab <schwab@suse.de>
12750 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12752 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12755 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12757 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12758 apply to assembly language, too.
12759 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12761 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12763 Revert (note the sccvn portions are *not* reverted)
12764 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12766 Fix PR tree-optimization/23488
12768 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12770 * tree-flow-inline.h (get_value_handle): Ditto.
12771 * tree-ssa-pre.c (decl_vh_map): New.
12772 (decl_node_pool): New.
12773 (can_value_number_operation): Support DECL_P.
12774 (can_PRE_operation): Ditto.
12775 (create_expression_by_pieces): Ditto.
12776 (find_existing_value_expr): Modify to differnetiate between
12777 addressing and top level.
12778 (create_value_handle_for_expr): Handle DECL's.
12779 (poolify_tree): Ditto.
12780 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12781 (make_values_for_stmt): Handle DECL's properly.
12782 (init_pre): Reorg to not init useless things during FRE.
12784 * tree-flow.h: Include pointer-set.h.
12785 (decl_vh_map): Declare.
12786 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12788 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12790 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12791 the constraint description.
12792 * doc/md.texi: Update documentation of AVR constraints.
12794 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12796 * auto-inc-dec.c, config/arm/arm.c,
12797 config/m32r/constraints.md, config/mips/mips.md,
12798 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12799 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12800 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12801 typos. Follow spelling conventions.
12802 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12804 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12805 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12807 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12808 realloc_vuse): Remove.
12809 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12812 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12814 Fix PR tree-optimization/23488
12816 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12817 (try_to_simplify): Ditto.
12818 (visit_use): Ditto.
12819 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12821 * tree-flow-inline.h (get_value_handle): Ditto.
12822 * tree-ssa-pre.c (decl_vh_map): New.
12823 (decl_node_pool): New.
12824 (can_value_number_operation): Support DECL_P.
12825 (can_PRE_operation): Ditto.
12826 (create_expression_by_pieces): Ditto.
12827 (find_existing_value_expr): Modify to differnetiate between
12828 addressing and top level.
12829 (create_value_handle_for_expr): Handle DECL's.
12830 (poolify_tree): Ditto.
12831 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12832 (make_values_for_stmt): Handle DECL's properly.
12833 (init_pre): Reorg to not init useless things during FRE.
12835 * tree-flow.h: Include pointer-set.h.
12836 (decl_vh_map): Declare.
12837 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12839 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12841 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12842 apply to assembly language, too.
12843 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12845 2007-07-06 Ian Lance Taylor <iant@google.com>
12846 Zack Weinberg <zackw@panix.com>
12848 PR middle-end/32441
12849 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12851 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12853 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12854 (prefetch): Likewise if "pref" would be used.
12856 2007-07-06 Josh Conner <jconner@apple.com>
12858 PR middle-end/32602
12859 PR middle-end/32603
12860 * calls.c (store_one_arg): Handle arguments which are partially
12861 on the stack when detecting argument overlap.
12863 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12865 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12866 chosen during find_reloads.
12868 2007-07-06 Richard Guenther <rguenther@suse.de>
12870 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12871 TYPE_ARG_TYPES for verification of argument types. Use
12872 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12873 parameters as variable arguments.
12875 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12877 * libgcc2.h (word_type): Type definition removed.
12878 (cmp_return_type, shift_count_type): Type definitions added.
12879 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12880 replaced with shift_count_type.
12881 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12883 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12884 changed from word_type to Wtype.
12885 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12886 replaced with shift_count_type.
12887 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12889 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12890 and libgcc_shift_count attribute added.
12891 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12892 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12893 (TARGET_INITIALIZER): New target hooks added.
12894 * targhooks.c (default_libgcc_cmp_return_mode,
12895 default_libgcc_shift_count_mode): Default implementations for the new
12896 target hooks added.
12897 * targhooks.h (default_libgcc_cmp_return_mode,
12898 default_libgcc_shift_count_mode): Function prototypes added.
12899 * target.h (struct gcc_target): Fields for the new target hooks added.
12900 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12902 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12905 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12906 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12908 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12909 s390_libgcc_shift_count_mode): Functions added.
12910 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12911 Target hooks defined.
12913 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12915 * config/mips/mips.c (compute_frame_size): Restore the original
12916 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12917 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12918 Document why the difference is needed.
12920 2007-07-06 Richard Guenther <rguenther@suse.de>
12922 * c-common.c (boolean_increment): Use correctly typed
12925 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12927 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12928 the topmost argument register is not also included in the save mask.
12929 (mips16e_collect_argument_save_p): Take a pointer to the argument
12930 register, rather than a pointer to the number of arguments.
12931 (mips16e_collect_argument_saves): Only include argument saves
12932 that aren't in the register mask.
12934 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12936 PR rtl-optimization/32450
12937 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12938 to ensure that instructions are not moved into the prologue when
12939 profiling is on. Remove unused prologue_end variable.
12940 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12941 as a scheduling barrier.
12943 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12946 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12947 Disregard DECL_FROM_INLINE.
12949 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12951 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12952 IORing with a constant.
12954 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12956 PR rtl-optimization/32475
12957 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12958 for every definition of the stack pointer.
12960 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12962 * arm.c (vfp3_const_double_index): Copy signed results of
12963 REAL_VALUE_TO_INT into unsigned vars.
12965 2007-07-05 Richard Guenther <rguenther@suse.de>
12967 PR middle-end/32639
12968 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12970 * tree-ssa.c (useless_type_conversion_p): Check canonical
12973 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12975 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12976 zero_extendhisi2): Change to define_insn_and_split.
12977 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12979 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12981 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12982 pass_match_asm_constraints): New.
12983 * passes.c (init_optimization_passes): Add new pass.
12984 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12985 * function.h (struct function): Add has_asm_statement bit.
12986 (current_function_has_asm_statement): New.
12987 * tree-pass.h (pass_match_asm_constraints): New.
12989 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12991 * config/mips/mips.c (mips_file_start): Avoid declaration
12994 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12996 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12998 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13000 * rtl.def (NOTE): Change print format string to print
13001 operand 5 as a note insn name.
13003 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13004 David Ung <davidu@mips.com>
13006 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13007 * doc/invoke.texi: (MIPS Options): Document them.
13009 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13010 David Ung <davidu@mips.com>
13012 Add support for SmartMIPS ASE.
13014 * optabs.c (expand_binop_directly): New, broken out from...
13015 (expand_binop): Here. Make it try rotating in the other
13016 direction even when the second operand isn't constant.
13017 * config/mips/mips.md (*lwxs): New.
13018 * config/mips/mips.opt (msmartmips): New.
13019 * config/mips/mips.c (mips_lwxs_address_p): New.
13020 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13021 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13022 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13023 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13024 (ISA_HAS_LWXS): New.
13025 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13026 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13027 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13028 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13029 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13030 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13031 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13033 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13035 * tree-vectorizer.c (new_loop_vec_info): Initialize
13036 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13037 * tree-vectorizer.h (_loop_vec_info): Added new filed
13038 min_profitable_iters.
13039 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13040 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13041 * tree-vect-analyze.c (vect_analyze_operations): Set
13042 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13043 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13044 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13045 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13046 and prologue cost to after they are computed.
13047 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13048 TARG_VEC_STMT_COST.
13049 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13050 of creating vectors from scalars according to dt.
13051 (vect_model_store_cost): Likewise.
13052 (vectorizable_call): Use dt array instead of scalar dt. Call
13053 vect_model_simple_cost with additional argument dt.
13054 (vectorizable_assignment): Likewise.
13055 (vectorizable_operation): Likewise.
13056 (vectorizable_type_demotion): Likewise.
13057 (vectorizable_type_promotion): Likewise.
13058 (vectorizable_store): Use dt array instead of scalar dt. Call
13059 vect_model_store_cost with additional argument dt.
13060 (vect_do_peeling_for_loop_bound): Don't call
13061 vect_estimate_min_profitable_iters. Instead, lookup
13062 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13063 "may not be profitable".
13065 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13068 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13069 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13070 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13071 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13073 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13075 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13076 addressing modes cheaper.
13078 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13080 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13081 (dw_ranges_struct): Rename block_num to num. Adjust.
13082 (dw_ranges_by_label_struct): New.
13083 (ranges_by_label, ranges_by_label_allocated,
13084 ranges_by_label_in_use): New variables.
13085 (add_ranges_num): Factored most of the code out of...
13086 (add_ranges): ... this one. Rewrite in terms of the former.
13087 (add_ranges_by_labels): New.
13088 (output_ranges): Output by-label ranges.
13089 (dwarf2out_finish): Output range for multiple-section
13090 compile_unit. Output standard DW_AT_low_pc in addition to
13091 unexpected DW_AT_entry_pc.
13093 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13095 PR tree-optimization/32604
13096 PR tree-optimization/32606
13098 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13099 (compute_antic_safe): Removed.
13100 (ANTIC_SAFE_LOADS): Ditto.
13101 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13102 (execute_pre): Don't call compute_antic_safe.
13103 (vuse_equiv): New function.
13104 (make_values_for_stmt): Use it
13105 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13108 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13111 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13112 rather than a decl.
13113 (avr_attribute_table): Make "naked" attribute apply to function types
13114 rather than to decls.
13115 (avr_handle_fntype_attribute): New function.
13117 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13119 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13122 2007-07-04 David Ung <davidu@mips.com>
13123 Joseph Myers <joseph@codesourcery.com>
13125 * config/mips/mips.md (type): Add logical, signext and move.
13126 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13127 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13128 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13129 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13130 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13131 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13132 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13133 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13134 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13135 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13136 movv2sf_hardfloat_64bit): Use the new types.
13137 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13138 *movdf_softfloat, *movdf_mips16): Use "multi".
13139 (extendqihi2): Replace with a define_expand.
13140 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13141 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13142 * config/mips/74k.md (r74k_int_logical): New reservation and
13144 (r74k_int_arith): Remove "slt".
13145 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13146 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13147 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13148 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13149 reservations for "arith".
13151 2007-07-04 Richard Guenther <rguenther@suse.de>
13153 * tree-ssa.c (useless_type_conversion_p): Add handling for
13154 scalar float and vector types. Only call the types_compatible_p
13155 langhook for aggregate types as last resort. Follow the
13158 2007-07-04 Richard Guenther <rguenther@suse.de>
13160 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13161 the same as NOP_EXPR.
13163 2007-07-04 Nick Clifton <nickc@redhat.com>
13165 * target.h (struct gcc_target): Add target_help field.
13166 * target-def.h (TARGET_HELP): New.
13167 (TARGET_INITIALIZER): Use TARGET_HELP.
13168 * opts.c (command_handle_option): Invoke target_help function, if
13169 defined, when the user has specified --target-help on the command
13171 * doc/invoke.texi: Mention that --target-help might print
13172 additional information.
13173 * doc/tm.texi: Document TARGET_HELP hook.
13175 * arm.c (TARGET_HELP): Override default definition.
13176 (arm_target_help): New - display a wrapped list of cores and
13177 architectures supported.
13179 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13181 * config/v850/v850.c (expand_prologue): Make sure
13182 GEN_INT() argument is sign extended rather than zero extended.
13183 (expand_epilogue): Likewise.
13184 (output_move_double): Delete.
13185 * config/v850/v850-protos.h (output_move_double): Delete.
13186 * config/v850/v850.md (movdi): Delete.
13187 (*movdi_internal): Delete.
13189 (*movdf_internal): Delete.
13191 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13193 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13194 unless compiling RTP PIC.
13196 2007-07-04 Richard Guenther <rguenther@suse.de>
13198 PR tree-optimization/32482
13199 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13200 original ssa name if we didn't find a shift expression.
13201 Fix shift constant for bit zero test.
13203 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13205 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13207 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13209 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13210 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13211 * config/arm/vxworks.h (ASM_SPEC): Delete.
13212 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13214 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13216 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13217 (DDR_REVERSED_P): New.
13218 * tree-data-ref.c (initialize_data_dependence_relation,
13219 build_classic_dist_vector): Set DDR_REVERSED_P.
13221 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13223 PR middle-end/32457
13224 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13225 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13226 init_omega_for_ddr_1): Use non conservative number of iterations
13228 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13229 (analyze_siv_subscript): Remove FIXME and reinitialization of
13230 last_conflicts to chrec_dont_know.
13231 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13233 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13235 * tree.c (maybe_canonicalize_argtypes): Improve description.
13237 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13239 * tree.c (maybe_canonicalize_argtypes): New.
13240 (build_function_type): Set canonical type.
13241 (build_method_type_directly): Ditto.
13242 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13245 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13247 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13249 (rewrite_use_nonlinear_expr): Likewise.
13251 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13253 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13255 2007-07-04 Ben Elliston <bje@au.ibm.com>
13257 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13260 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13262 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13263 (Exception Handling): Likewise.
13265 2007-07-03 Jan Hubicka <jh@suse.cz>
13267 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13269 2007-07-03 Eric Christopher <echristo@apple.com>
13271 * doc/cppopts.texi: Add conflicting option note to -dM.
13272 * doc/invoke.texi: Add note about possible conflicts with
13273 -E for -dCHARS and note that -dM will not produce
13274 any results if there is no machine dependent reorg.
13276 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13278 * tree.h (DECL_ALIGN): Back out previous change.
13280 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13282 * configure.ac: Test for .dtprelword support on MIPS.
13283 * configure, config.in: Regenerate.
13284 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13285 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13287 2007-07-03 Julian Brown <julian@codesourcery.com>
13289 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13290 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13291 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13292 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13294 (all_fpus): Add FPUTYPE_VFP3.
13295 (fp_model_for_fpu): Add VFPv3 field.
13296 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13297 (vfp3_const_double_index): New function. Return integer index of
13298 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13300 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13301 and argument represents a valid RTX for a VFPv3 constant.
13302 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13304 (vfp_emit_fstmd): Similar, for fstmd.
13305 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13306 constants, represented as integer indices.
13307 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13308 VFP_REGNO_OK_FOR_DOUBLE macros.
13309 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13310 (arm_file_start): Set float-abi attribute for VFPv3, and output
13311 correct ".fpu" assembler directive.
13312 (arm_dbx_register_numbering): Add FIXME.
13313 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13314 (fputype): Add FPUTYPE_VFP3.
13315 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13316 (CALL_USED_REGISTERS): Likewise.
13317 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13318 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13319 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13320 (D7_VFP_REGNUM): New.
13321 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13322 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13323 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13324 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13325 (REG_ALLOC_ORDER): Adjust for VFPv3.
13326 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13327 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13328 VFP_LO_REGS, VFP_HI_REGS.
13329 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13330 (IS_VFP_CLASS): Define macro.
13331 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13333 (REGISTER_MOVE_COST): Likewise.
13334 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13335 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13336 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13337 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13338 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13339 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13340 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13341 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13342 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13343 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13344 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13345 where appropriate for single-word registers.
13346 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13347 As above. Fix type attributes.
13348 * config/arm/constraints.md (register_contraint "t"): Define.
13349 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13351 (register_constraint "x"): Define.
13352 (constraint "Dv"): Define.
13354 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13356 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13358 2007-07-03 Tom Tromey <tromey@redhat.com>
13360 * c-parser.c (objc_pq_context): Removed.
13361 (objc_need_raw_identifier): Likewise.
13362 (c_parser) <objc_pq_context>: New field.
13363 <objc_need_raw_identifier>: Likewise.
13364 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13365 (c_lex_one_token): Update.
13366 (c_parser_objc_protocol_definition): Update.
13367 (c_parser_objc_method_definition): Update.
13368 (c_parser_objc_methodproto): Update.
13369 (c_parser_declspecs): Update.
13371 2007-07-03 David Ung <davidu@mips.com>
13373 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13375 2007-07-03 David Ung <davidu@mips.com>
13376 Richard Sandiford <richard@codesourcery.com>
13378 * doc/invoke.texi: Document -march=74kf3_2.
13379 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13380 (TUNE_74K): Check for it.
13381 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13382 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13383 * config/mips/mips.md (cpu): Add 74kf3_2.
13384 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13385 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13386 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13387 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13388 74kf3_2 to the CPU list.
13389 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13390 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13391 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13392 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13393 (r74kf3_2_fxfer_from_c1): New insn reservations.
13395 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13396 David Ung <davidu@mips.com>
13398 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13399 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13400 and 74k[fx]. Document aliases for the new options.
13401 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13402 (PROCESSOR_24KF2_1): ...this.
13403 (PROCESSOR_24KX): Rename to...
13404 (PROCESSOR_24KF1_1): ...this.
13405 (PROCESSOR_74KF): Rename to...
13406 (PROCESSOR_74KF2_1): ...this.
13407 (PROCESSOR_74KX): Rename to...
13408 (PROCESSOR_74KF1_1): ...this.
13409 (TUNE_74K): Update PROCESSOR_* names.
13410 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13411 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13412 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13413 (mips_rtx_cost_data): Update processor names in comments.
13414 (mips_issue_rate): Update PROCESSOR_* names.
13415 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13416 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13417 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13418 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13419 Update cpu attribute names.
13420 (r24k_fpu_iss): Rename this reservation to...
13421 (r24kf2_1_fpu_iss): ...this and update all uses.
13422 (r24kx_fpu_iss): Rename this reservation to...
13423 (r24kf1_1_fpu_iss): ...this and update all uses.
13424 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13425 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13426 Update cpu attribute names.
13428 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13430 * config/m32r/constraints.md: New file.
13431 * config/m32r/m32r.c: Include tm-constrs.h.
13432 (small_data_operand): Use satisfies_constraint_* instead of macro.
13433 (addr24_operand, gen_compare): Likewise.
13434 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13435 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13436 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13437 EXTRA_CONSTRAINT): Likewise.
13438 * config/m32r/m32r.md: Include constraints.md.
13439 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13440 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13441 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13442 (two_insn_const_operand, int8_operand, uint16_operand,
13443 reg_or_int16_operand, reg_or_uint16_operand,
13444 reg_or_cmp_int16_operand, cmp_int16_operand,
13445 seth_add3_operand): Likewise.
13447 2007-07-03 Eric Christopher <echristo@gmail.com>
13449 * libgcc2.h: Conditionally declare __bswapsi2 and
13452 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13454 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13457 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13460 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13461 (__gthrw_pragma): Provide default definition.
13462 (__gthrw2): Use it.
13463 * gthr-posix.c (__gthrw_pragma): Define.
13465 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13467 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13468 before declaring inequality.
13470 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13472 * combine.c (recog_for_combine): Log the success or failure of
13473 matching new insn patterns against the machine description in
13476 2007-07-03 Revital Eres <eres@il.ibm.com>
13478 * ddg.c (print_sccs): New function.
13479 (check_sccs): New function.
13480 (create_ddg_all_sccs): Use it.
13481 * ddg.h (print_sccs): Declare.
13482 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13484 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13486 * targhooks.h (default_mode_for_suffix): New function declaration.
13487 * targhooks.c (default_mode_for_suffix): New default target hook.
13488 * target.h (struct c): New structure in the targetm struct.
13489 (mode_for_suffix): New target hook as part of struct c.
13490 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13491 default_mode_for_suffix.
13492 (TARGET_C): New define.
13493 * c-lex.c: Include "target.h".
13494 (interpret_float): Use targetm.c.mode_for_suffix to determine
13495 the mode for a given non-standard suffix.
13496 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13498 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13499 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13501 * doc/extend.texi (Floating Types): New node. Document __float80 and
13502 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13504 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13507 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13508 predicate instead of target_operand.
13509 (divsi3_i1_media, divsi3_media_2): Likewise.
13511 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13513 * tree.h (alias_sets_might_conflict_p): Rename into
13514 alias_sets_must_conflict_p.
13515 * alias.c (alias_sets_might_conflict_p): Likewise.
13516 (alias_sets_conflict_p): Use it.
13517 (objects_must_conflict_p): Likewise.
13518 * c-common.c (strict_aliasing_warning): Adjust.
13520 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13522 * rtlhooks.c (gen_lowpart_if_possible): Check for
13523 invalid subreg before calling gen_lowpart_SUBREG.
13525 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13527 * config/darwin9.h: Add copyright notice.
13528 (LINK_COMMAND_SPEC): Add comment.
13529 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13530 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13531 DARWIN_LIBSYSTEM_HAS_UNWIND.
13533 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13536 * omp-low.c (check_combined_parallel): New function.
13537 (lower_omp_parallel): Call it via walk_stmts, set
13538 OMP_PARALLEL_COMBINED if appropriate.
13539 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13540 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13541 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13542 don't consider it as combined parallel.
13544 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13546 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13547 (gcc_tooldir): Likewise.
13548 * configure: Regenerate.
13549 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13550 old configure.ac gcc_tooldir setting.
13551 (prefix_to_exec_prefix): New variable.
13552 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13553 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13555 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13557 Fix PR tree-optimization/32583
13558 Fix PR tree-optimization/32584
13559 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13560 (phi_translate_set): Use phi_translate directly now.
13561 (make_values_for_stmt): Don't value number RHS if we already know
13564 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13565 Jim Wilson <wilson@specifix.com>
13568 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13571 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13572 Richard Sandiford <richard@codesourcery.com>
13573 Nigel Stephens <nigel@mips.com>
13575 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13576 (mips16e_output_save_restore): Declare.
13577 (mips16e_save_restore_pattern_p): Likewise.
13578 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13579 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13580 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13581 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13582 (BITSET_P): New global macro, extracted from...
13583 (mips_for_each_saved_reg): ...here.
13584 (mips16e_save_restore_info): New struct.
13585 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13586 (mips16e_save_restore_regs): New variable.
13587 (mips_split_plus, mips16e_find_first_register): New functions.
13588 (mips16e_mask_registers): New function.
13589 (compute_frame_size): Expand the commentary before the function.
13590 Enforce the MIPS16e save and restore register range restrictions.
13591 Pad the general register save area at the low end.
13592 (mips16e_save_restore_reg, mips16e_build_save_restore)
13593 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13594 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13595 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13597 (mips_expand_prologue, mips_expand_epilogue): Handle
13598 GENERATE_MIPS16E_SAVE_RESTORE.
13599 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13601 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13603 PR tree-optimization/31966
13604 PR tree-optimization/32533
13605 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13606 "basic_block" description as its third argument. Update function
13607 calls to get destination bb from "edge" argument. Save "cond" into
13608 aux field of the edge. Update prototype for changed arguments.
13609 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13611 (find_phi_replacement_condition): Operate on incoming edges, not
13612 on predecessor blocks. If there is a condition saved in the
13613 incoming edge aux field, AND it with incoming bb predicate.
13614 Return source bb of the first edge.
13615 (clean_predicate_lists): Clean aux field of outgoing node edges.
13616 (tree_if_conversion): Do not initialize cond variable. Move
13617 variable declaration into the loop.
13618 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13619 initializations of new_stmt, arg0 and arg1 variables.
13621 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13623 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13624 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13626 2007-07-02 Richard Guenther <rguenther@suse.de>
13628 * tree-ssa.c (useless_type_conversion_p): Document
13629 future intent as defining the middle-end type system.
13630 Re-structure to call langhook last, group by type class,
13631 mark questionable parts.
13633 2007-07-02 Richard Guenther <rguenther@suse.de>
13635 * tree-flow.h (types_compatible_p): Declare.
13636 * tree-ssa.c (types_compatible_p): New function.
13637 * ipa-type-escape.c (discover_unique_type): Use
13638 types_compatible_p instead of lang_hooks.types_compatible_p.
13639 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13640 * tree-vn.c (expressions_equal_p): Likewise.
13641 * tree.c (fields_compatible_p): Likewise.
13642 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13643 (cprop_operand): Use useless_type_conversion_p instead of
13644 lang_hooks.types_compatible_p.
13645 * tree-inline.c (setup_one_parameter): Likewise.
13646 (declare_return_variable): Likewise.
13647 * tree-nrv.c (tree_nrv): Likewise.
13648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13649 (maybe_fold_offset_to_component_ref): Likewise.
13650 (maybe_fold_offset_to_reference): Likewise.
13651 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13652 (merge_alias_info): Likewise.
13653 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13654 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13655 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13656 * tree-tailcall.c (find_tail_calls): Likewise.
13657 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13658 * gimplify.c (canonicalize_addr_expr): Likewise.
13659 (fold_indirect_ref_rhs): Likewise.
13660 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13661 (cpt_same_type): Likewise.
13662 (check_pointer_types_r): Swap parameters to cpt_same_type
13664 * fold-const.c (fold_convert): Revert fix for PR15988.
13665 * tree-inline.c (setup_one_parameter): Instead fix it here by
13666 using fold_build1 instead of fold_convert and checking for
13667 error_mark_node. Convert only if the conversion is necessary.
13669 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13671 * configure.ac: Check for .gnu_attribute on Power.
13672 * configure: Regenerate.
13673 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13674 attribute for floating-point ABI.
13676 2007-07-02 Ira Rosen <irar@il.ibm.com>
13678 PR tree-optimization/32230
13679 PR tree-optimization/32477
13680 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13681 address is a constant.
13683 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13685 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13686 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13687 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13688 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13689 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13690 64-bit targets. Add support for *-elfoabi*.
13691 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13692 different settings if $(tm_defines) does not select the EABI.
13693 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13694 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13695 (MIPS_ARCH_OPTION_SPEC): Likewise.
13696 (MIPS_ISA_LEVEL_SPEC): Likewise.
13697 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13698 * config/mips/elfoabi.h: New file.
13700 2007-07-02 Richard Guenther <rguenther@suse.de>
13702 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13703 (useless_type_conversion_p): ... this.
13704 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13705 (useless_type_conversion_p): ... this.
13706 * builtins.c (fold_builtin_memory_op): Rename
13707 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13708 * tree-cfg.c (verify_expr): Likewise.
13709 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13710 * tree-ssa-ccp.c (ccp_fold): Likewise.
13711 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13712 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13713 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13714 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13715 * tree-ssa-pre.c (eliminate): Likewise.
13716 * tree-ssa.c (delete_tree_ssa): Likewise.
13717 (tree_ssa_useless_type_conversion): Likewise.
13718 * tree.c (build2_stat): Likewise.
13720 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13722 Fix PR tree-optimization/32571
13723 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13726 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13729 and other expected operations explicitly, change default to
13732 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13734 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13736 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13737 (tls_load_dot_plus_eight): Move the label number into the unspec.
13738 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13740 2007-07-01 Andreas Schwab <schwab@suse.de>
13742 * dwarf2out.c (initial_return_save): Define only if used.
13744 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13746 Unreverting Richard's Revert of:
13748 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13750 * dce.c (deletable_insn_p_1): New function, split out from...
13751 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13752 specially, not those inside PARALLELs. Remove BODY argument
13753 and adjust recursive call accordingly.
13754 (prescan_insns_for_dce): Update call to delete_insn_p.
13756 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13757 Revital Eres <eres@il.ibm.com>
13759 * ddg.c (create_ddg_all_sccs): Fix missed
13760 initialization of scc_nodes.
13762 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13764 PR middle-end/32559
13765 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13766 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13768 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13770 * configure.ac: Check for .gnu_attribute on MIPS.
13771 * configure, config.in: Regenerate.
13772 * config/mips/mips.c (mips_file_start): If supported, output
13773 attribute for floating-point ABI.
13775 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13778 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13779 (ffs_cmove): New expander to expand using ctz pattern.
13780 (*ffs_cmove): Remove pattern.
13781 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13782 (ffsdi2): Expand using ctz pattern.
13783 (*ffs_rex64): Remove pattern.
13785 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13787 PR rtl-optimization/32296
13788 * pa.md (return): Delete pattern.
13789 (return_internal): Remove "(const_int 1)" from pattern.
13790 (epilogue): Use return_internal pattern for trivial returns.
13791 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13792 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13794 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13796 * tree-ssa-pre.c (is_exception_related): New function
13797 (can_value_number_operation): Use it.
13799 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13801 Fix PR tree-optimization/32540
13802 Fix PR tree-optimization/31651
13804 * tree-ssa-sccvn.c: New file.
13806 * tree-ssa-sccvn.h: Ditto.
13808 * tree-vn.c: Include tree-ssa-sccvn.h
13809 (val_expr_paid_d): Removed.
13810 (value_table): Ditto.
13811 (vn_compute): Ditto.
13812 (val_expr_pair_hash): Ditto.
13813 (val_expr_pair_expr_eq): Ditto.
13814 (copy_vuses_from_stmt): Ditto.
13815 (vn_delete): Ditto.
13817 (shared_vuses_from_stmt): Ditto.
13818 (print_creation_to_file): Moved up.
13819 (sort_vuses): Ditto.
13820 (sort_vuses_heap): Ditto.
13821 (set_value_handle): Make non-static.
13822 (make_value_handle): Ditto.
13823 (vn_add): Rewritten to use sccvn lookups.
13824 (vn_add_with_vuses): Ditto.
13825 (vn_lookup): Ditto (and second argument removed).
13826 (vn_lookup_with_vuses): Ditto.
13827 (vn_lookup_or_add): Ditto (and second argument removed);
13828 (vn_lookup_or_add_with_vuses): Ditto.
13829 (vn_lookup_with_stmt): New.
13830 (vn_lookup_or_add_with_stmt): Ditto.
13831 (create_value_handle_for_expr): Ditto.
13833 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13834 (seen_during_translate): New function.
13835 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13836 (phi_trans_add): Ditto.
13837 (constant_expr_p): FIELD_DECL is always constant.
13838 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13839 Use constant_expr_p.
13840 Avoid infinite recursion on mutually valued expressions.
13841 Change callers of vn_lookup_or_add.
13842 (phi_translate): New function.
13843 (compute_antic_safe): Allow phi nodes.
13844 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13845 (find_or_generate_expression): Rewrite slightly.
13846 (create_expression_by_pieces): Updated for vn_lookup_or_add
13848 Update VN_INFO for new names.
13849 (insert_into_preds_of_block): Update for new names.
13850 (add_to_exp_gen): New function.
13851 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13852 (find_existing_value_expr): Rewrite to changed vn_lookup.
13853 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13854 (try_look_through_load): Removed.
13855 (try_combine_conversion): Ditto.
13856 (get_sccvn_value): New function.
13857 (make_values_for_phi): Ditto.
13858 (make_values_for_stmt): Ditto.
13859 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13861 (init_pre): Update for SCCVN changes.
13863 (execute_pre): Ditto.
13865 * tree-flow.h (make_value_handle): Declare.
13866 (set_value_handle): Ditto.
13867 (sort_vuses_heap): Ditto.
13868 (vn_lookup_or_add_with_stmt): Ditto.
13869 (vn_lookup_with_stmt): Ditto.
13870 (vn_compute): Remove.
13872 (vn_delete): Ditto.
13873 (vn_lookup): Update arguments.
13875 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13876 (tree-vn.o): Ditto.
13877 (tree-ssa-sccvn.o): New.
13878 (OBJS-common): Add tree-ssa-sccvn.o
13880 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13883 * c-typeck.c (build_external_ref): Don't mark as used if called
13885 * calls.c (rtx_for_function_call): Likewise.
13887 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13891 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13893 * dce.c (deletable_insn_p_1): New function, split out from...
13894 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13895 specially, not those inside PARALLELs. Remove BODY argument
13896 and adjust recursive call accordingly.
13897 (prescan_insns_for_dce): Update call to delete_insn_p.
13899 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13901 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13902 (try_combine): Move potential calls to undo_all() so they happen
13903 before we commit to using the combined insns.
13905 2006-06-30 Jan Hubicka <jh@suse.cz>
13907 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13910 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13912 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13913 (cgraph_remove_unreachable_nodes): Likewise.
13914 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13915 * ipa-inline.c (update_caller_keys): Cast according to the coding
13917 (cgraph_decide_recursive_inlining): Likewise.
13918 (cgraph_decide_inlining_of_small_function): Likewise.
13919 (try_inline): Likewise.
13920 (cgraph_decide_inlining_incrementally): Likewise.
13921 * ipa-pure-const.c (get_function_state): Likewise.
13922 (scan_function): Likewise.
13923 (analyze_function): Likewise.
13924 (static_execute): Likewise.
13925 * ipa-reference.c (scan_for_static_refs): Likewise.
13926 (merge_callee_local_info): Likewise.
13927 (analyze_function): Use type safe memory macros.
13928 (static_execute): Likewise. Cast according to the coding conventions.
13929 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13931 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13933 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13934 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13937 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13939 PR middle-end/30024
13940 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13941 for complex modes (both int and real).
13943 2007-06-29 Jan Hubicka <jh@suse.cz>
13945 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13947 2007-06-29 Jan Hubicka <jh@suse.cz>
13949 PR middle-end/32372
13950 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13953 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13956 * config/avr/avr.c: Include dataflow header file.
13957 (expand_prologue): Adjust for prologue insn change.
13958 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13961 2007-06-29 Richard Guenther <rguenther@suse.de>
13963 PR middle-end/32493
13964 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13965 during type verification.
13967 2007-06-29 Jan Hubicka <jh@suse.cz>
13969 * recog.c (validate_change_rtx_1): Unshare TO argument.
13971 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13973 PR tree-optimization/24659
13974 * tree-vect-transform.c (vectorizable_call): Handle
13975 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13977 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13978 * config/i386/i386.c (enum ix86_builtins)
13979 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13980 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13982 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13983 const using def_builtin_const.
13984 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13985 input operands in the same modes as the result.
13986 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13988 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13990 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13991 (df_set_dead_notes_for_mw): Likewise.
13993 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13995 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13997 2007-06-28 DJ Delorie <dj@redhat.com>
13999 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14001 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14003 * doc/invoke.texi (C++ Dialect Options): Document
14004 fvisibility-ms-compat.
14005 * c.opt (fvisibility-ms-compat): New.
14007 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14010 * tree-affine.c (aff_combination_add_elt): Handle
14011 pointer addition specially.
14013 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14015 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14016 decl is non-external for AIX ABI.
14018 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14020 * config/rs6000/predicates.md (current_file_function_operand):
14021 Ensure the symbol is non-external for AIX ABI.
14023 2007-06-28 Nick Clifton <nickc@redhat.com>
14025 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14026 (fdce, fdse, fpredictive-commoning): Likewise.
14028 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14031 * gcc.c (process_command): Recognize the new -static-libgfortran
14034 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14037 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14038 Use a call clobbered hard reg instead of a pseudo reg.
14040 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14042 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14044 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14047 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14048 REG_LIBCALL and REG_RETVAL notes.
14049 (divsi3, mulsi3): Likewise.
14050 (mulhisi3): Likewise. Use emit_libcall_block.
14051 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14053 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14055 PR rtl-optimization/32481
14056 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14058 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14060 * dce.c (deletable_insn_p_1): New function, split out from...
14061 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14062 specially, not those inside PARALLELs. Remove BODY argument
14063 and adjust recursive call accordingly.
14064 (prescan_insns_for_dce): Update call to delete_insn_p.
14066 2007-06-27 Richard Guenther <rguenther@suse.de>
14068 PR middle-end/32492
14069 * tree.h (fold_convertible_p): Declare.
14070 * fold-const.c (fold_convertible_p): New function.
14071 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14072 instead of lang_hooks.types_compatible_p.
14074 2007-06-26 Jan Hubicka <jh@suse.cz>
14076 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14077 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14078 early use validate_unshare_change.
14079 (reload_combine): Likewise.
14080 * recog.c (change_t): New field unshare.
14081 (validate_change_1): Rename from validate_change; add argument unshare.
14082 (validate_change): Turn into wrapper of validate_change_1; update
14083 prototype for bools.
14084 (validate_unshare_change): New.
14085 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14086 calls of df_insn_rescan.
14087 * recog.h (validate_change): Replace ints by bools.
14088 (validate_unshare_change): Declare.
14090 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14092 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14094 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14096 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14098 2007-06-25 Jan Hubicka <jh@suse.cz>
14100 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14102 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14103 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14104 places other call site specific checks are performed.
14106 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14109 * tree-vect-transform.c (vectorizable_operation): Convert
14110 POINTER_PLUS_EXPR over to PLUS_EXPR.
14112 2007-06-25 Chao-ying Fu <fu@mips.com>
14114 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14115 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14116 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14117 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14119 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14120 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14121 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14122 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14123 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14124 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14125 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14126 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14127 ALL_FIXED_POINT_MODE_P): New define.
14128 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14130 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14132 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14133 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14134 MODE_VECTOR_UACCUM): New mode classes.
14136 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14137 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14138 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14141 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14142 (blank_mode): Initialize ibit and fbit.
14143 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14144 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14146 (new_adjust): Change required_class to required_class_from and
14147 required_class_to for testing within a range.
14148 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14149 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14150 MODE_VECTOR_UACCUM.
14151 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14152 (make_fixed_point_mode): New.
14153 (_ADD_ADJUST): Change C to C1 and C2.
14154 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14155 use a range for machine classes.
14156 (ADJUST_IBIT, ADJUST_FBIT): New.
14157 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14159 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14160 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14161 Emit adjustment for ibit and fbit.
14162 (emit_mode_ibit, emit_mode_fbit): New.
14163 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14165 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14167 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14168 as the source of the set.
14170 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14172 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14173 FP_REGNO_P): Use IN_RANGE.
14174 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14175 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14176 (DATA_REG_P): Use DATA_REGNO_P.
14177 (FP_REG_P): Use FP_REGNO_P.
14178 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14179 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14180 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14182 2007-06-24 Jan Hubicka <jh@suse.cz>
14184 PR middle-end/30563
14185 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14187 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14189 PR middle-end/32461
14190 * fold-const.c (fold_binary): Strip nops of operand 0
14191 of BIT_NOT_EXPR before calling operand_equal_p.
14192 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14193 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14195 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14197 * doc/extend.texi: Document that dllimport and dllexport imply
14198 default visibility.
14199 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14200 imported or exported declaration, including type declarations.
14201 * c-common.c (handle_visibility_attribute): Check for conflicts
14202 with dllimport/dllexport.
14203 (c_determine_visibility): Handle dllimport/dllexport as an
14204 explicit visibility atttribute.
14206 2007-06-23 Richard Guenther <rguenther@suse.de>
14208 PR tree-optimization/16876
14209 PR middle-end/29478
14210 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14212 * tree-inline.c (initialize_inlined_parameters): Do not call
14213 lang_hooks.tree_inlining.convert_parm_for_inlining.
14214 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14215 reason for mismatched types.
14216 * gimplify.c (gimplify_call_expr): Verify the call expression
14217 arguments match the called function type signature. Otherwise
14218 mark the call expression to be not considered for inlining
14219 using CALL_CANNOT_INLINE_P flag.
14220 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14221 edges call expression.
14222 (cgraph_decide_inlining_of_small_function): Likewise.
14223 (cgraph_decide_inlining): Likewise.
14224 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14226 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14227 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14228 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14229 Remove declaration.
14230 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14231 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14233 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14234 convert_parm_for_inlining member.
14236 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14239 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14240 Remove optimization for GT.
14242 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14244 PR middle-end/32437
14245 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14247 (prescan_insns_for_dce): Add extra parameter.
14249 2007-06-23 Jan Hubicka <jh@suse.cz>
14251 PR middle-end/31541
14252 * gimplify.c (mark_addressable): New function.
14253 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14255 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14257 PR middle-end/32374
14258 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14260 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14263 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14264 moves between MMX/SSE registers to at least 8 units to prevent
14265 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14267 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14269 * config/i386/i386.c (override_options): Correct x86_sahf
14272 2007-06-21 David Daney <ddaney@avtrex.com>
14275 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14276 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14277 (exception_receiver): Renamed to ...
14278 (nonlocal_goto_receiver): ... this.
14280 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14282 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14283 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14284 partial register accesses.
14286 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14288 * fold-const.c (debug_fold_checksum): Move it under
14289 ENABLE_FOLD_CHECKING.
14291 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14293 PR middle-end/20623
14294 * tree.h (debug_fold_checksum): Declared.
14295 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14296 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14297 build_fold_addr_expr_with_type_1.
14298 (fold_addr_expr, debug_fold_checksum): New.
14299 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14300 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14301 Use fold_addr_expr.
14303 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14305 PR tree-optimization/19590
14306 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14307 of scev is a constant.
14309 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14311 * df-problems.c (df_note_bb_compute): Made computation of live
14312 info consistent with df_lr.
14314 2007-06-21 Richard Guenther <rguenther@suse.de>
14316 PR tree-optimization/32453
14317 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14318 for pointer anti-range.
14320 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14322 * config/i386/i386.c (processor_target_table): Increase maximum
14323 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14326 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14327 byte alignment if > 8 byte alignment is preferred.
14328 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14330 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14332 PR tree-optimization/31866
14333 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14334 if ASM_EXPR's input is not a SSA_NAME.
14336 PR middle-end/32362
14337 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14338 but decl is a global var, instead return decl.
14339 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14340 even for is_global_var decls, if they are private in some outer
14343 2007-06-21 Richard Guenther <rguenther@suse.de>
14345 PR tree-optimization/32451
14346 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14348 2007-06-21 Christian Bruel <christian.bruel@st.com>
14350 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14351 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14352 (push_regs): Changed saving order or banked registers.
14353 (sh_expand_epilogue): Likewise.
14354 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14355 (FIRST_BANKED_REG): Likewise.
14356 (LAST_BANKED_REG): Likewise.
14357 * config/sh/sh.md (banked) New attribute.
14358 (in_delay_slot): Check banked attribute.
14360 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14362 PR tree-optimization/32075
14363 * tree-data-ref.c (subscript_dependence_tester_1,
14364 analyze_miv_subscript, analyze_overlapping_iterations,
14365 add_distance_for_zero_overlaps, build_classic_dist_vector,
14366 subscript_dependence_tester_1, analyze_overlapping_iterations,
14367 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14368 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14369 to evolution_function_is_affine_multivariate_p.
14371 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14373 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14375 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14378 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14380 * config/m32c/prologue.md (epilogue_exitd_16): New.
14381 (epilogue_reit_16): New.
14382 (epilogue_exitd): Rename to epilogue_exitd_24.
14383 (epilogue_reit): Rename to epilogue_reit_24.
14385 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14386 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14388 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14390 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14391 if dbg_cnt (sched_insn) reaches the limit.
14392 (choose_ready): New parameter INSN_PTR and new return value.
14393 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14394 the new return value from choose_ready.
14395 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14396 (rest_of_handle_global_alloc): New global_alloc_at_func.
14398 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14400 PR tree-optimization/25737
14401 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14402 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14403 * tree-flow.h (struct fieldoff): Add new field alias_set.
14404 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14405 argument addressable_type. Set alias_set of fieldoff.
14406 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14407 (create_overlap_variables_for): Pass alias_set from fieldoff to
14409 * alias.c (get_alias_set): Use alias_set from SFT if set.
14411 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14413 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14414 of a variable as an unsigned HOST_WIDE_INT integer.
14416 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14418 PR rtl-optimization/32405
14419 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14421 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14423 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14425 PR middle-end/31959
14426 * builtins.c: Include diagnostic.h.
14427 (expand_builtin_expect): Make gcc_assert more permissive.
14428 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14430 PR inline-asm/32109
14431 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14434 PR middle-end/32285
14435 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14436 if ACCUMULATE_OUTGOING_ARGS.
14438 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14440 * config/m68hc11/m68hc11.c: Include dataflow header file.
14441 (m68hc11_reorg): Port to dataflow.
14443 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14445 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14446 (struct df_problem.free_blocks_on_set_blocks): New field.
14447 (struct dataflow.optional_p): New field.
14448 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14449 (df_live_set_all_dirty): New function.
14450 * df-scan.c (df_scan_alloc): Initialize optional_p.
14451 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14452 * df-core.c (df_set_blocks): Removed use of
14453 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14454 df_problem.free_blocks_on_set_blocks to determine which blocks are
14456 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14457 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14458 uses dataflow.optional_p to determine if problem should be
14460 (rest_of_handle_df_initialize): Only start live problem if
14462 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14463 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14464 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14465 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14466 problem_NOTE): Initialize free_blocks_on_set_blocks.
14467 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14469 (df_live_set_all_dirty, df_note_alloc): New function.
14470 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14472 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14473 * postreload.c (reload_combine): Ditto.
14474 * cse.c (cse_extended_basic_block): Ditto.
14475 * regmove.c (mark_flags_life_zones): Ditto.
14476 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14477 erase_matching_seqs): Ditto.
14478 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14479 * integrate (allocate_initial_values): Ditto.
14480 * combine.c (reg_dead_at_p): Ditto.
14481 * resource.c (mark_target_live_regs): Ditto.
14482 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14483 * config/sh/sh.c (find_r0_life_regions): Ditto.
14484 * global.c (rest_of_handle_global_alloc): Only add back df_live
14486 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14487 df_live for -O > 1.
14488 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14490 (if_convert): Make sure df_live is there at -O == 1.
14491 (pass_if_after_combine): Cleanup flags.
14492 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14493 is there at -O == 1.
14495 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14497 * config/arm/arm.c (arm_get_frame_offsets): Set
14498 offsets->locals_base to avoid negative stack size.
14499 (thumb1_expand_prologue): Assert on negative stack size.
14501 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14503 PR tree-optimization/32367
14504 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14505 of the chrec has no evolution in that loop.
14506 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14508 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14510 * config/xtensa/xtensa.c: Include "df.h".
14511 (xtensa_builtin_saveregs): Use adjust_address instead of
14513 (xtensa_va_start): Invoke make_tree with sizetype for
14514 expand_builtin_saveregs and then convert the result to a pointer.
14515 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14516 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14517 Subtract argument size from index value as integers and then use
14518 POINTER_PLUS_EXPR to add the result to the array address.
14520 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14523 * config/m32c/m32c.c: Include dataflow header file.
14524 (m32c_emit_prologue): Adjust for prologue insn change.
14525 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14526 once inside a PARALLEL. Assume frame size passed in operand 0
14527 includes space to save the fb register.
14528 (prologue_enter_24): Likewise.
14529 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14531 2007-06-19 David Daney <ddaney@avtrex.com
14534 * config/mips/mips.md (cprestore): Mark $gp as used.
14536 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14539 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14540 (frv_ifcvt_modify_insn): Likewise.
14542 2007-06-19 Richard Guenther <rguenther@suse.de>
14544 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14545 only handle positive offsets that fit in a HOST_WIDE_INT.
14547 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14549 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14550 result of rsqrt insn for zero input argument to avoid NaN.
14552 2007-06-19 Richard Guenther <rguenther@suse.de>
14554 PR middle-end/31950
14555 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14557 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14559 PR tree-optimization/32353
14560 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14562 2007-06-19 Nick Clifton <nickc@redhat.com>
14564 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14566 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14569 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14570 * config/i386/i386.c (assign_386_stack_local): Assert that
14571 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14572 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14573 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14574 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14576 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14578 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14580 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14582 PR rtl-optimization/32321
14583 * gcse.c (replace_store_insn): Update the note before
14584 calling emit_insn_after.
14586 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14588 PR middle-end/32355
14589 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14591 * df-problems.c (df_note_bb_compute): Fix dumping info.
14593 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14595 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14596 insn with emit_jump_insn.
14598 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14600 PR tree-optimization/32383
14601 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14602 * targhooks.h (default_builtin_reciprocal): Update prototype.
14603 * target.h (struct gcc_target): Update builtin_reciprocal.
14604 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14605 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14606 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14607 when fndecl is in BUILT_IN_MD class.
14608 (execute_convert_to_rsqrt): Ditto.
14610 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14611 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14612 Convert BUILT_IN_SQRTF code only when md_fn is false.
14614 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14616 * bt-load.c (move_btr_def): Fix the order of arguments
14617 to validate_replace_rtx.
14619 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14621 * config/m68k/m68k-devices.def: Add 54450..54455.
14623 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14625 PR rtl-optimization/32366
14626 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14627 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14630 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14632 PR middle-end/32349
14633 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14634 this is true, rescan insn being modified.
14635 (sms_schedule): Added rescan parameter.
14636 (rest_of_handle_sms): Moved freeing of dominance info to before
14637 getting out of cfg_layout.
14639 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14641 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14642 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14645 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14646 FL_CF_EMAC from the entry for isac.
14648 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14649 (const_sibcall_operand): New.
14650 (sibcall_operand): Use it.
14651 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14652 (m68k_isas): ISAC does not imply FPU or EMAC.
14653 (override_options): Add ISA_C logic for symbolic jump & call.
14655 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14657 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14658 return mode from the builtin itself.
14659 (sparc_fold_builtin): Fix cast of zero constant.
14661 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14663 * targhooks.c (default_builtin_reciprocal): New default target hook.
14664 * targhooks.h (default_builtin_reciprocal): Add prototype.
14665 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14666 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14667 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14668 default_builtin_reciprocal.
14670 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14672 PR middle-end/31723
14673 * hooks.c (hook_tree_tree_bool_null): New hook.
14674 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14675 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14676 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14677 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14678 and convert it to reciprocal a*rfunc(b).
14679 (execute_convert_to_rsqrt): New function.
14680 (gate_convert_to_rsqrt): New function.
14681 (pass_convert_to_rsqrt): New pass definition.
14682 * target.h (struct gcc_target): Add builtin_reciprocal.
14683 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14684 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14685 TARGET_BUILTIN_RECIPROCAL.
14686 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14688 * config/i386/i386.h (TARGET_RECIP): New define.
14689 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14690 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14691 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14692 and not optimizing for size.
14693 (*rcpsf2_sse): New insn pattern.
14694 (*rsqrtsf2_sse): Ditto.
14695 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14696 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14697 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14698 and not optimizing for size.
14699 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14700 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14701 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14702 and not optimizing for size.
14703 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14704 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14705 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14706 and not optimizing for size.
14707 (*sse_rsqrtv4sf2): Do not export.
14708 (sqrtv4sf2): Ditto.
14709 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14710 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14711 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14712 and not optimizing for size.
14713 (sqrtv4sf2): Ditto.
14714 * config/i386/i386.opt (mrecip): New option.
14715 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14716 (ix86_emit_swsqrtsf): Ditto.
14717 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14718 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14719 builtin definition.
14720 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14721 ix86_expand_unop1_builtin.
14722 (ix86_emit_swdivsf): New function.
14723 (ix86_emit_swsqrtsf): Ditto.
14724 (ix86_builtin_reciprocal): New function.
14725 (TARGET_BUILTIN_RECIPROCAL): Use it.
14726 (ix86_vectorize_builtin_conversion): Rename from
14727 ix86_builtin_conversion.
14728 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14729 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14730 "i386 and x86_64 Options" section.
14731 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14733 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14734 Zdenek Dvorak <dvorakz@suse.cz>
14735 Richard Guenther <rguenther@suse.de>
14736 Kaz Kojima <kkojima@gcc.gnu.org>
14738 * tree-vrp.c (compare_values_warnv): Convert val2 to
14740 (extract_range_from_assert): Create
14741 POINTER_PLUS_EXPR for pointer types.
14742 (extract_range_from_binary_expr): Handle
14743 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14745 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14746 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14747 POINTER_PLUS_EXPR as PLUS_EXPR.
14748 (number_of_iterations_lt_to_ne):
14749 For pointer types, use sizetype when
14750 creating MINUS_EXPR/PLUS_EXPRs.
14751 (assert_loop_rolls_lt): For pointer types, use sizetype when
14752 creating MINUS_EXPR/PLUS_EXPRs.
14753 (number_of_iterations_le): Likewise.
14754 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14755 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14756 like PLUS_EXPR and MINUS_EXPR.
14757 * tree-pretty-print.c (dump_generic_node): Handle
14759 (op_prio): Likewise.
14760 (op_symbol_1): Likewise.
14761 * optabs.c (optab_for_tree_code): Likewise.
14762 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14764 * tree-tailcall.c (process_assignment): Mention
14765 POINTER_PLUS_EXPR in a TODO comment.
14766 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14767 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14768 not used with a pointer and an integer type.
14769 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14770 increment using chrec_convert_rhs instead of chrec_convert.
14771 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14772 PLUS_EXPR except for the right hand side's type will be
14774 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14775 (fold_used_pointer_cast): Kill.
14776 (pointer_offset_p): Kill.
14777 (fold_used_pointer): Kill.
14778 (pointer_used_p): Kill.
14779 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14780 call fold_used_pointer.
14781 (instantiate_parameters_1): Convert the increment
14782 using chrec_convert_rhs instead of chrec_convert.
14783 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14784 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14785 instead of PLUS_EXPR.
14786 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14787 PLUS_EXPR for pointers.
14788 (std_gimplify_va_arg_expr): Likewise.
14789 (fold_builtin_memory_op): Likewise.
14790 (fold_builtin_strstr): Likewise.
14791 (fold_builtin_strchr): Likewise.
14792 (fold_builtin_strrchr): Likewise.
14793 (fold_builtin_strpbrk): Likewise.
14794 (expand_builtin_memory_chk): Likewise.
14795 (fold_builtin_memory_chk): Likewise.
14796 (std_expand_builtin_va_start): Use
14797 sizetype for the call to make_tree and then convert
14798 to the pointer type.
14799 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14800 instead of PLUS_EXPR for adding to a pointer.
14801 (std_gimplify_va_arg_expr): Use fold_build2 for
14802 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14803 the operands to sizetype first and then cast the BIT_AND_EXPR
14804 back to the pointer type.
14805 * fold-const.c (build_range_check): Handle pointer types
14807 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14808 of PLUS_EXPR's. Make sure the offset is converted to
14810 (try_move_mult_to_index): Strip the NOPs from the offset.
14811 Remove code argument and replace all uses with PLUS_EXPR.
14812 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14813 specially. Don't use a pointer type for MINUS_EXPR.
14814 (fold_unary): Handle for (T1)(X op Y),
14815 only p+ as that is the only as that can be handled for
14816 binary operators now.
14817 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14819 <case PLUS_EXPR>: Add folding of PTR+INT into
14821 Don't call try_move_mult_to_index.
14822 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14823 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14824 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14825 Don't call try_move_mult_to_index.
14826 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14827 (tree_expr_nonzero_p): Likewise.
14828 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14829 of PLUS_EXPR for the complex expression folding.
14830 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14831 first chrec is a pointer type, then the second should
14832 be sizetype and not the first's type.
14833 For POINTER_PLUS_EXPR, use a different right hand side type.
14834 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14835 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14836 different right hand side type.
14837 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14838 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14839 instead of PLUS_EXPR.
14840 When either operand is zero, convert the other operand.
14841 (chrec_apply): Use chrec_convert_rhs
14842 on the argument x instead of chrec_convert.
14843 (reset_evolution_in_loop): For pointer types, the new_evol
14844 should be sizetype.
14845 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14846 different right hand side type.
14847 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14848 (chrec_convert_rhs): New function.
14849 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14850 different right hand side type.
14851 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14852 * tree-chrec.h (chrec_convert_rhs): New prototype.
14853 (build_polynomial_chrec): For pointer types, the right hand
14854 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14855 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14856 Remove subtraction case as it is always addition now.
14857 Make sure the offset is converted to sizetype.
14858 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14859 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14860 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14861 PLUS_EXPR in pointer type.
14862 Handle POINTER_PLUS_EXPR.
14863 (tree_to_aff_combination): Likewise.
14864 (force_expr_to_var_cost): Likewise.
14865 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14866 instead of PLUS_EXPR for pointers.
14867 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14868 instead of PLUS_EXPR of pointer types.
14869 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14871 (check_va_list_escapes): Likewise.
14872 (check_all_va_list_escapes): Likewise.
14873 * dwarf2out.c (loc_descriptor_from_tree_1):
14874 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14875 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14876 (string_constant): Likewise.
14877 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14878 the offset to the base, use POINTER_PLUS_EXPR.
14879 (add_to_parts): Convert the index to sizetype.
14880 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14881 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14882 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14883 Offset only holds something for PLUS_EXPR.
14884 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14886 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14888 (analyze_accesses_for_modify_stmt): Likewise.
14889 Remove comment about the type being integral type as it is
14891 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14893 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14895 Correct the type which the artimentic is done in (is now
14898 * tree-data-ref.c (split_constant_offset): Handle
14900 * tree-affine.c (tree_to_aff_combination): Likewise.
14901 * c-typeck.c (build_unary_op): For pointers create the increment
14902 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14904 * gimplify.c (gimplify_self_mod_expr): Create a
14905 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14906 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14907 * tree.def (POINTER_PLUS_EXPR): New tree code.
14908 * tree-predcom.c (ref_at_iteration): If we have a pointer
14909 type do the multiplication in sizetype.
14910 * tree-mudflap.c (mf_xform_derefs_1): Create a
14911 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14912 * tree-ssa-forwprop.c
14913 (forward_propagate_addr_into_variable_array_index):
14914 Don't expect there to be a cast for the index as that
14915 does not exist anymore.
14916 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14917 instead of PLUS_EXPR.
14918 Don't check for the first operand of the POINTER_PLUS_EXPR
14919 was the index as it cannot be.
14920 Call forward_propagate_addr_into_variable_array_index with
14921 the SSA_NAME instead of the statement.
14922 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14923 (compare_constant): Likewise.
14924 (copy_constant): Likewise.
14925 (compute_reloc_for_constant): Likewise.
14926 (output_addressed_constants): Likewise.
14927 (initializer_constant_valid_p): Likewise.
14928 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14929 Convert the MIN/MAX of the inner type to the outer
14930 type before comparing them.
14931 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14932 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14933 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14934 of PLUS_EXPR for pointers.
14935 * tree-inline.c (estimate_num_insns_1): Handle
14937 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14938 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14939 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14940 instead of PLUS_EXPR for the pointer increment statement.
14941 (vect_update_ivs_after_vectorizer): For pointer types, create
14942 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14943 MULT_EXPR in sizetype.
14944 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14946 * tree-object-size.c (plus_expr_object_size): Handle
14947 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14948 code which is trying to figure out which side is a pointer and
14950 (check_for_plus_in_loops_1): Likewise.
14951 (check_for_plus_in_loops): Likewise.
14952 * c-common.c (pointer_int_sum): Create a
14953 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14954 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14955 only POINTER_PLUS_EXPR. Removing all the extra
14956 code which is trying to figure out which side is a pointer and
14958 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14959 PLUS_EXPR and MINUS_EXPR.
14960 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14962 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14963 with make_tree, instead of a pointer type.
14964 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14965 for pointers instead of PLUS_EXPR.
14966 (s390_gimplify_va_arg): Likewise.
14967 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14968 instead of PLUS_EXPR when doing addition on pointer
14969 types. Use sizetype for the second operand.
14970 (spu_gimplify_va_arg_expr): Likewise.
14971 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14972 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14973 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14974 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14975 for the pointer addition and also use size_int/sizetype
14977 (ix86_gimplify_va_arg): Likewise.
14978 Perform BIT_AND_EXPR on sizetype arguments.
14979 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14980 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14981 for the pointer additions and also use size_int for the offsets.
14982 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14983 additions and also use size_int for the offsets. Perform
14984 BIT_AND_EXPR on sizetype arguments.
14985 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14986 POINTER_PLUS_EXPR for pointers and create the
14987 BIT_AND_EXPR in sizetype.
14988 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14989 instead of PLUS_EXPR for pointer addition.
14990 (rs6000_va_start): Likewise.
14991 Also use sizetype for the offset.
14992 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14993 as PLUS_EXPR/MINUS_EXPR.
14994 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14995 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14996 Don't use BIT_AND_EXPR on a pointer type, convert the
14997 expression to sizetype first.
14998 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15000 (mips_gimplify_va_arg_expr): Likewise.
15001 Don't create BIT_AND_EXPR in a pointer type.
15003 2007-06-15 Eric Christopher <echristo@apple.com>
15005 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15006 (x86_64-*-darwin*): Ditto.
15007 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15010 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15012 * doc/extend.texi: Document behavior of __attribute__((aligned))
15015 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15017 * rtlanal.c (note_stores): Improve documentation.
15019 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15021 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15022 LOCAL_LABEL_PREFIX): Delete.
15023 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15024 (bfin_internal_label): Delete.
15026 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15028 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15029 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15030 otherwise define to LIBGCC2_TF_CEXT.
15031 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15032 (LIBGCC_TF_CEXT): Ditto.
15035 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15037 PR rtl-optimization/32339
15038 * df-scan.c (df_uses_record): Don't modify flags but just add to
15039 it for df_ref_record.
15041 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15043 * tree-mudflap.c: Fix whitespace issues.
15045 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15047 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15049 2007-06-14 Eric Christopher <echristo@apple.com>
15051 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15052 (movv4sf): Use gcc_unreachable instead of abort.
15054 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15057 * config/i386/sfp-machine.h (CMPtype): New define.
15058 (mach stubs): Use CMPtype instead of int as a return type.
15060 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15062 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15063 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15064 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15065 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15066 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15067 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15068 config/soft-fp/soft-fp.h: Update from glibc CVS.
15070 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15072 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15074 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15077 * config/v850/v850.c: Include dataflow header file.
15078 (substitute_ep_register): Fix typo.
15080 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15082 * configure.ac: Fix earlier checkin.
15083 * configure: Regenerated.
15085 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15087 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15088 * aclocal.m4: Regenerate.
15089 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15090 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15091 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15092 * configure: Regenerate.
15093 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15095 * Makefile.in (quickstrap): Build libgcc too.
15097 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15099 * configure.ac: Add --enable-checking=df. Explicitly mention that
15100 the variables are initialized as for "release".
15101 * df-core.c: Use it.
15102 * configure: Regenerate.
15103 * config.in: Regenerate.
15105 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15107 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15108 validate_replace_rtx instead of replace_rtx.
15109 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15111 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15113 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15114 (DWARF2_UNWIND_INFO): Override default if configured with
15116 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15117 (ENDFILE_SPEC): Add crtend.o.
15118 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15119 (ENDFILE_SPEC): Add crtend.o.
15120 (TARGET_USE_JCR_SECTION): Define.
15121 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15123 * config/i386/cygming-crtbegin.c: New file.
15124 * config/i386/cygming-crtend.c: New file.
15126 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15128 * config/i386/w32-unwind.h: New file.
15130 2007-06-13 Eric Christopher <echristo@apple.com>
15132 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15133 the user set a value below STACK_BOUNDARY.
15135 2007-06-13 Thiemo Seufer <ths@networkno.de>
15137 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15138 imply -lpthread for -pthread.
15140 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15142 * basic-block.h: Remove the prototype for
15143 free_basic_block_vars.
15144 * cfglayout.h: Remove the prototype for
15145 insn_locators_initialize.
15146 * tree.h: Remove the prototype for emit_line_note.
15148 * tree-ssa-pre.c (mergephitemp): Remove.
15149 (init_pre): Don't use mergephitemp.
15151 2007-06-13 Eric Christopher <echristo@apple.com>
15153 * config/i386/i386.c (override_options): If we've specified
15154 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15156 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15158 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15161 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15163 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15164 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15165 (eh_store_handler): New pattern.
15166 (eh_return): Emit it instead of a plain move.
15168 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15170 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15171 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15172 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15175 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15177 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15178 (find_next_insn_start, find_load): New functions.
15179 (bfin_reorg): Use them to deal with the fact that parallel insns are
15180 no longer represented as a SEQUENCE.
15182 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15184 * config/sparc/sparc.c (sparc_override_options): Initialize
15185 fpu mask correctly.
15187 2007-06-13 Dave Korn <dave.korn@artimi.com>
15189 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15192 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15194 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15195 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15196 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15197 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15198 tree-vect-transform.c: Fix comment typos. Follow spelling
15201 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15203 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15204 to the exit block use set.
15205 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15206 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15207 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15209 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15211 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15212 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15213 to indicate an error.
15214 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15216 (dbg_cnt_process_opt): Print an error on a bad argument.
15217 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15218 * common.opt (-fdbg-cnt-list): New.
15219 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15221 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15223 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15224 flag on ref-all pointers.
15226 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15228 PR middle-end/31579
15229 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15230 for the offset with the modifier as EXPAND_INITIALIZER
15231 if the modifier is EXPAND_INITIALIZER.
15232 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15233 a register if we had an overflow.
15235 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15237 * real.c (real_isfinite): New.
15238 (real_sqrt): Use it.
15239 * real.h (real_isfinite): New.
15240 * builtins.c: Use it.
15242 2007-06-12 Ian Lance Taylor <iant@google.com>
15243 Daniel Berlin <dberlin@dberlin.org>
15246 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15247 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15248 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15249 (DECL_NO_TBAA_P): Define.
15250 (struct tree_decl_common): Add no_tbaa_flag field.
15251 * tree-ssa-structalias.c (struct variable_info): Add
15252 no_tbaa_pruning field.
15253 (new_var_info): Initialize no_tbaa_pruning field.
15254 (unify_nodes): Copy no_tbaa_pruning field.
15255 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15256 (dump_solution_for_var): Print no_tbaa_pruning flag.
15257 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15259 (compute_tbaa_pruning): New static function.
15260 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15261 Call compute_tbaa_pruning.
15262 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15263 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15264 * gimple-low.c (lower_stmt): Likewise.
15265 * tree-gimple.c (is_gimple_stmt): Likewise.
15266 * tree-ssa-operands.c (get_expr_operands): Likewise.
15267 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15268 * tree-inline.c (estimate_num_insns_1): Likewise.
15269 (copy_result_decl_to_var): Likewise.
15270 * expr.c (expand_expr_real_1): Likewise.
15271 * tree-pretty-print.c (dump_generic_node): Likewise.
15272 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15273 * omp-low.c (omp_copy_decl_2): Likewise.
15274 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15275 * doc/c-tree.texi (Expression trees): Document
15276 CHANGE_DYNAMIC_TYPE_EXPR.
15278 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15280 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15281 with !HONOR_NANS and !HONOR_INFINITIES.
15282 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15284 2007-06-12 Tristan Gingold <gingold@adacore.com>
15286 * gcov.c: Comments updated.
15287 (source_info): Add file_time field.
15288 (source_index): New variable.
15289 (mutiple_files): New variable.
15290 (generate_results): New function extracted from process_file.
15291 (process_file): Save and restore chain of functions, generate
15292 results and free structures only if not merging results.
15293 (release_structures): File names are now freed in create_file_names
15294 (create_file_names): Free previous file names.
15295 (find_source): File date is now read here and modifications in
15296 source files is checked here.
15297 (read_graph_file): Only reverse order of functions for the current
15299 (make_gcov_file_name): Do not generate long names if input_name is
15301 (output_lines): If merging results do not display graph, data and
15303 Checking source file modification is done in find_source.
15305 * doc/gcov.texi: Append an s to sourcefile.
15307 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15309 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15310 (forced_nop): New pattern.
15311 * config/bfin/bfin.c: Include "df.h".
15312 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15313 (bfin_discover_loop): Use df_get_live_in instead of
15314 global_live_at_start.
15315 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15316 df_analyze when done.
15317 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15318 the insns. Use QImode for the final insn in a bundle. Call
15319 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15321 (reorder_var_tracking_notes): New function.
15322 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15323 update_life_info. Call df_analyze after scheduling and bundle
15324 generation. Call reorder_var_tracking_notes if generating these
15325 notes. Call df_finish_pass at the end.
15327 2007-06-12 Dirk Mueller <dmueller@suse.de>
15329 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15330 a comparison, not an assignment.
15332 2007-06-12 Olivier Hainque <hainque@adacore.com>
15334 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15335 Request walking the subtrees only, leaving the current is_lhs/val_only
15337 (convert_non_local_reference): Likewise.
15339 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15341 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15343 2007-06-12 Richard Guenther <rguenther@suse.de>
15345 PR tree-optimization/15353
15346 PR tree-optimization/31657
15347 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15348 * timevar.def: Add TV_TREE_IFCOMBINE.
15349 * tree-pass.h (pass_tree_ifcombine): Declare.
15350 * tree-ssa-ifcombine.c: New file.
15351 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15352 * tree-flow.h (blocks_in_phiopt_order): Declare.
15353 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15354 (tree-ssa-ifcombine.o): New dependencies.
15356 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15358 PR rtl-optimization/32293
15359 * combine.c (simplify_if_then_else): Truncate return from
15360 nonzero_bits() to correct mode.
15362 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15364 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15365 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15367 2007-06-11 Diego Novillo <dnovillo@google.com>
15369 * Makefile.in (reload1.o-warn): Remove.
15371 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15373 * combine.c (subst): Use reg_overlap_mentioned_p
15374 instead of comparing register numbers directly.
15376 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15378 * reload1.c (mark_home_live_1): Use the mode parameter.
15380 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15382 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15383 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15385 * df-core.c: Ditto.
15387 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15389 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15391 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15393 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15394 from integer registers.
15395 (FP mode splitters): Handle TFmode.
15397 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15399 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15400 for ref-all pointers that point-to anything.
15402 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15404 * config/arm/arm.c (arm_output_dwarf_dtprel,
15405 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15407 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15409 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15410 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15413 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15415 * tree.c (signed_or_unsigned_type_for): New.
15416 (unsigned_type_for): Use signed_or_unsigned_type_for.
15417 (signed_type_for): Use signed_or_unsigned_type_for.
15418 * tree.h (signed_or_unsigned_type_for): New.
15419 (get_signed_or_unsigned_type): Remove.
15420 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15421 lang_hooks.types.signed_type
15422 (size_diffop): Likewise.
15423 (all_ones_mask_p): Likewise.
15424 (build_range_check): Likewise.
15425 (fold_cond_expr_with_comparison): Likewise.
15426 (fold_cond_expr_with_comparison): Likewise.
15427 (unextend): Likewise.
15428 (extract_muldiv_1): Likewise.
15429 (fold_single_bit_test_into_sign_test): Likewise.
15430 (fold_binary): Likewise.
15431 (fold_ternary): Likewise.
15432 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15433 instead of get_signed_or_unsigned_type.
15434 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15435 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15436 * expr.c (signed_or_unsigned_type_for): Use
15437 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15438 * langhooks.c (get_signed_or_unsigned_type): Remove.
15439 (lhd_signed_or_unsigned_type): Remove.
15440 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15441 signed_or_unsigned_type.
15442 (lhd_signed_or_unsigned_type): Remove.
15443 * expmed.c (make_tree): Use signed_type_for instead of
15444 lang_hooks.types.signed_type.
15445 * c-common.c (same_scalar_type_ignoring_signedness): Use
15446 c_common_signed_type instead of lang_hooks.types.signed_type.
15447 (c_common_unsigned_type): New.
15448 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15449 (shorten_compare): Use c_common_unsigned_type instead of
15450 c_common_signed_or_unsigned_type.
15451 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15453 * convert.c (convert_to_integer): Use signed_type_for instead of
15454 lang_hooks.types.signed_type.
15455 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15456 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15457 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15458 * c-format.c (check_format_types): Use c_common_unsigned_type
15459 instead of unsigned_type_for.
15460 * c-decl.c (groakdeclarator): Likewise.
15461 * c-typeck.c (convert_for_assignment): Likewise.
15462 * c-common.h (c_common_unsigned_type): New.
15464 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15467 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15468 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15470 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15472 PR middle-end/32279
15473 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15474 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15476 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15477 Sebastian Pop <sebpop@gmail.com>
15479 * lambda-code.c (remove_iv): New.
15480 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15482 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15484 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15485 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15486 * tree-ssa-loop-prefetch.c: Include optabs.h.
15487 (FENCE_FOLLOWING_MOVNT): New macro.
15488 (struct mem_ref): Add independent_p and storent_p fields.
15489 (record_ref): Initalize the new fields.
15490 (gather_memory_references_ref): Return true if the reference
15492 (gather_memory_references): Check whether all memory accesses
15493 in loop were recorded.
15494 (should_issue_prefetch_p): Return false for nontemporal stores.
15495 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15496 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15497 (determine_loop_nest_reuse): Detect independent memory references.
15498 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15499 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15500 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15501 * config/i386/i386.h (x86_mfence): Declare.
15502 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15503 * config/i386/i386.c (x86_mfence): New variable.
15504 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15506 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15507 * optabs.c (init_optabs): Initialize storent_optab.
15508 * optabs.h (enum optab_index): Add OTI_storent.
15509 (storent_optab): Declare.
15510 * genopinit.c (optabs): Add initialization for storent_optab.
15511 * tree.h (MOVE_NONTEMPORAL): New macro.
15512 * expr.c (expand_assignment, store_expr, store_constructor_field,
15513 store_constructor, store_field, expand_expr_real_1): Propagate
15514 nontemporality of the expanded store.
15515 (emit_storent_insn): New function.
15516 * expr.h (expand_assignment, store_expr): Declaration changed.
15517 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15518 to expand_assignment.
15519 * stmt.c (expand_asm_expr): Ditto.
15520 * calls.c (initialize_argument_information): Pass false as
15521 nontemporality to store_expr.
15522 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15525 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15527 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15529 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15531 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15533 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15534 and allow DECL_P here.
15536 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15538 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15539 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15540 track of the size of the expression.
15541 * cfghooks.c (merge_blocks): Remove block from loops structure only
15542 after call of the merge_blocks hook.
15544 2007-06-09 Tom Tromey <tromey@redhat.com>
15546 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15547 (deprecated_state): Removed.
15548 (start_decl): Update.
15549 (enum deprecated_states): Moved earlier.
15550 (groktypename): Update.
15551 (push_parm_decl): Likewise.
15552 (grokfield): Likewise.
15553 (start_function): Likewise.
15555 2007-06-09 Ian Lance Taylor <iant@google.com>
15557 PR tree-optimization/32169
15558 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15559 CONVERT_EXPR, check whether min and max both converted to an
15560 overflow infinity representation.
15562 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15564 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15565 not inserted on the edge.
15567 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15569 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15570 instructions if they are supported.
15571 (__divsi3, __umodsi3, __modsi3): Likewise.
15572 (__ashldi3, __ashrdi3, __lshrdi3): New.
15573 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15575 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15576 Tony Linthicum <tony.linthicum@amd.com>
15578 * doc/invoke.texi: Add fvect-cost-model flag.
15579 * common.opt (fvect-cost-model): New flag.
15580 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15581 cost fields in stmt_vec_info struct for STMT.
15582 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15583 fields in stmt_vec_info struct and access functions for the same.
15584 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15585 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15586 load, store and vector to scalar operation.
15587 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15588 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15589 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15590 (TARG_VEC_STORE_COST): Define cost of vector store.
15591 (vect_estimate_min_profitable_iters): Define new function.
15592 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15593 check to evaluate if loop iterations are less than minimum profitable
15594 iterations determined by cost model or minimum vect loop bound defined
15595 by user, whichever is more conservative.
15596 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15597 run-time check to evaluate if loop iterations are less than minimum
15598 profitable iterations determined by cost model or minimum vect loop
15599 bound defined by user, whichever is more conservative.
15600 (vect_estimate_min_profitable_iterations): New function to estimate
15601 mimimimum iterartions required for vector version of loop to be
15602 profitable over scalar version.
15603 (vect_model_reduction_cost): New function.
15604 (vect_model_induction_cost): New function.
15605 (vect_model_simple_cost): New function.
15606 (vect_cost_strided_group_size): New function.
15607 (vect_model_store_cost): New function.
15608 (vect_model_load_cost): New function.
15609 (vectorizable_reduction): Call vect_model_reduction_cost during
15611 (vectorizable_induction): Call vect_model_induction_cost during
15613 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15614 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15615 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15616 vectorizable_promotion, vectorizable_demotion): Call
15617 vect_model_simple_cost during analysis phase.
15619 2007-06-08 Simon Baldwin <simonb@google.com>
15621 * reg-stack.c (get_true_reg): Readability change. Moved default case
15622 label into direct switch statement scope.
15624 2007-06-08 Simon Baldwin <simonb@google.com>
15626 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15627 in gcc_assert() with '==' comparison.
15629 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15631 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15632 TARGET_ABM handling of x86_popcnt variable.
15634 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15636 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15637 __builtin_copysignq and __builtin_infq built-in functions.
15639 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15641 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15642 SSE4.2 section. Correct built-in function names in SSE4A section.
15644 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15646 PR tree-optimization/32243
15647 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15648 for ncopies after ratio check between nunits_out and nunits_in.
15649 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15651 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15653 PR tree-optimization/32224
15654 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15655 vectorization upon a non GIMPLE_MODIFY_STMT.
15657 2007-06-08 Christian Bruel <christian.bruel@st.com>
15660 * config/sh/sh.md (doloop_end): New pattern and splitter.
15661 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15663 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15665 PR middle-end/32209
15666 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15668 (verify_dominators): Do not change dominance tree.
15670 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15672 * config/sh/constraints.md: New file.
15673 * config/sh/sh.c: Include tm-constrs.h.
15674 (reg_class_from_letter): Remove.
15675 (prepare_cbranch_operands): Use satisfies_constraint_*
15676 function instead of macro.
15677 (andcosts, broken_move, sh_secondary_reload): Likewise.
15678 * config/sh/predicates.md (trapping_target_operand): Likewise.
15679 (and_operand, arith_operand, arith_reg_or_0_operand,
15680 cmp_operand, logical_operand, target_operand,
15681 ua_address_operand, ua_offset, xor_operand): Likewise.
15682 * config/sh/sh.md: Include constraints.md.
15683 (*movsicc_t_false): Use satisfies_constraint_* function
15685 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15686 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15687 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15688 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15689 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15690 (REG_CLASS_FROM_CONSTRAINT): Remove.
15691 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15692 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15693 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15694 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15695 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15696 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15697 function instead of macro.
15698 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15699 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15700 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15701 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15702 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15703 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15704 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15705 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15706 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15707 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15708 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15709 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15710 EXTRA_CONSTRAINT_STR): Likewise.
15711 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15713 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15715 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15717 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15720 * c-common.h (flag_cpp0x): Replaced by...
15721 (cxx_dialect): ... this new variable specifying the C++ dialect that
15723 * c-common.c (flag_cpp0x): Removed.
15724 (cxx_dialect): Defined.
15725 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15727 * c-opts.c (c_common_post_options): Likewise.
15728 (set_std_cxx98): Set cxx_dialect to cxx98.
15729 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15731 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15732 Hui-May Chang <hm.chang@apple.com>
15734 * doc/invoke.texi (Darwin Options): Update documentation for
15735 -mmacosx-version-min.
15736 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15737 * config/darwin-driver.c: New file.
15738 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15739 * config/t-darwin (darwin-driver.o): New rule.
15741 * config/darwin-c.c (version_as_macro): Ignore low digit.
15743 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15745 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15746 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15747 (CSGNMODE): New mode macro.
15748 (CSGNVMODE): New mode attribute.
15749 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15750 expander using CSGNMODE mode macro. Handle TFmode.
15751 (copysign<mode>3_const): Rename from copysignsf3_const and
15752 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15754 (copysign<mode>3_var): Rename from copysignsf3_var and
15755 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15757 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15758 mode macro. Handle TFmode.
15759 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15760 (iortf3, *iortf3): Ditto.
15761 (xortf3, *xortf3): Ditto.
15762 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15763 TFmode and TImode masks.
15764 (ix86_expand_copysign): Expand TFmode copysign insn.
15765 (IX86_BUILTIN_INFQ): New.
15766 (IX86_BUILTIN_FABSQ): Ditto.
15767 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15768 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15769 [__builtin_fabsq]: Ditto.
15770 [__builtin_copysignq]: Ditto.
15771 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15772 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15773 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15774 ix86_expand_binop_builtin().
15776 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15778 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15780 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15783 * rtl.h (push_to_sequence2): New.
15784 * emit-rtl.c (push_to_sequence2): New.
15785 * function.c (assign_parm_data_all): Add new fields.
15786 (assign_parm_setup_block): Call push_to_sequence2 instead of
15788 (assign_parm_setup_reg): Ditto.
15789 (assign_parm_setup_stack): Ditto.
15790 (assign_parms_unsplit_complex): Ditto.
15791 (assign_parms): Change field name.
15793 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15795 PR tree-optimization/32220
15796 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15797 phi node is reached before defining statement.
15799 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15802 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15803 after changing the right hand side of the assignment.
15805 2007-06-06 Eric Christopher <echristo@apple.com>
15807 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15808 (x86_64-*-darwin*): Ditto.
15809 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15810 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15812 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15814 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15815 coding conventions.
15816 (add_key): Likewise.
15817 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15818 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15820 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15822 (add_cost_one_coalesce): Likewise.
15823 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15824 variable names. Rename orig to orig_name for consistency.
15825 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15826 coding conventions.
15827 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15829 (record_equivalences_from_stmt): Likewise.
15830 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15831 the coding conventions.
15832 (memory_ssa_name_same): Likewise.
15833 (dse_optimize_stmt): Likewise.
15834 (dse_record_phis): Likewise.
15835 (dse_finalize_block): Likewise.
15836 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15837 keywords as variable names.
15838 (may_move_till): Cast according to the coding conventions.
15839 (force_move_till_expr): Avoid using C++ keywords as variable names.
15840 (force_move_till): Cast according to the coding conventions.
15841 (memref_hash): Likewise.
15842 (memref_eq): Likewise.
15843 (gather_mem_refs_stmt): Likewise.
15844 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15845 using C++ keywords as variable names.
15846 (idx_find_step): Cast according to the coding conventions.
15847 (idx_record_use): Likewise.
15848 (find_depends): Likewise.
15849 (prepare_decl_rtl): Likewise.
15850 (mbc_entry_hash): Likewise.
15851 (mbc_entry_eq): Likewise.
15852 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15853 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15854 (idx_infer_loop_bounds): Cast according to the coding conventions.
15855 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15856 * tree-ssa-math-opts.c (occ_new ): Likwise.
15857 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15859 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15861 (add_use_op): Likewise.
15862 (add_vop): Likewise.
15863 (add_vuse_op): Likewise.
15864 (add_vdef_op): Likewise.
15865 (get_expr_operands): Likewise.
15866 (push_stmt_changes): Use type safe memory macros.
15867 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15868 keywords as variable names.
15869 (conditional_replacement): Likewise.
15870 (minmax_replacement): Likewise.
15871 (abs_replacement): Likewise.
15872 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15873 coding conventions.
15874 (insert_fake_stores): Avoid using C++ keywords as variable names.
15875 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15877 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15878 (heapvar_insert): Use type safe memory macros.
15879 (new_var_info): Cast according to the coding conventions.
15880 (new_constraint): Likewise.
15881 (remove_preds_and_fake_succs): Use type safe memory macros.
15882 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15884 (thread_single_edge): Likewise.
15885 (thread_through_loop_header): Likewise.
15887 2007-06-06 Eric Christopher <echristo@apple.com>
15889 * config/i386/i386.c (override_options): Move handling
15890 of TARGET_SUBTARGET* earlier.
15892 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15894 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15897 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15899 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15900 emited outside of basic block.
15901 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15902 the created blocks.
15903 * rtl.h (delete_insn_chain): Declaration changed.
15904 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15906 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15907 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15908 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15909 to delete_insn_chain.
15910 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15911 do not have bb field set.
15912 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15914 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15915 * cfgcleanup.c (try_optimize_cfg): Ditto.
15917 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15919 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15920 (lambda_body_vector_new): Use type safe memory macros.
15921 (lambda_linear_expression_new): Likewise.
15922 (lambda_loopnest_new): Likewise.
15923 (lambda_lattice_new): Likewise.
15924 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15925 conventions. Use type safe memory macros.
15926 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15927 (lambda_body_vector_s): Likewise.
15928 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15929 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15931 2007-06-06 Richard Guenther <rguenther@suse.de>
15933 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15934 if we need to schedule cfg_cleanup.
15935 (tree_ssa_forward_propagate_single_use_vars): Do so.
15937 2007-06-06 Ian Lance Taylor <iant@google.com>
15939 * fold-const.c (merge_ranges): If range_successor or
15940 range_predecessor fail, just return 0.
15942 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15944 PR tree-optimization/32216
15945 * tree-vectorizer.c (supportable_widening_operation): Determine
15946 signedness of FIX_TRUNC_EXPR from output operand.
15947 (supportable_narrowing_operation): Ditto.
15948 * tree-vect-generic.c (expand_vector_operations_1): Determine
15949 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15950 from input operand.
15952 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15954 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15955 (struct pta): ...from here. Change flags to unsigned to avoid
15956 excessive casting (as it is used as a bit mask).
15957 (override_options): Add casts according to the coding convenventions.
15958 (x86_64_elf_unique_section): Likewise.
15959 (examine_argument): Avoid using C++ keywords as variable names.
15960 (construct_container): Likewise.
15961 (legitimize_pic_address): Likewise.
15962 (get_dllimport_decl): Cast according to the coding conventions. Use
15963 type safe memory macros.
15964 (legitimize_address): Cast according to the coding conventions.
15965 (emit_i387_cw_initialization): Corrected the type of slot to enum
15967 (ix86_init_machine_status): Use type safe memory macros.
15968 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15969 (bdesc_pcmpistr): Likewise.
15970 (bdesc_crc32): Likewise.
15971 (bdesc_sse_3arg): Likewise.
15972 (bdesc_2arg): Likewise.
15973 (bdesc_1arg): Likewise.
15974 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15975 (ix86_expand_sse_pcmpistr): Likewise.
15976 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15977 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15978 int to match the langhook definition.
15979 (ix86_builtin_conversion): Change the type of code to unsigned init to
15980 match the langhook definition.
15981 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15983 (ix86_preferred_output_reload_class): Likewise.
15984 (ix86_cannot_change_mode_class): Likewise.
15985 (ix86_memory_move_cost): Likewise.
15986 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15987 avoid excessive casting later on.
15988 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15990 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15992 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15993 as flags setting insn.
15994 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15996 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15998 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15999 (UNSPEC_ROUND): New.
16000 ("sse4_1_round<mode>2"): New insn pattern.
16001 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16003 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16004 expander using SSEMODEF mode macro. Expand using
16005 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16006 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16007 expander using SSEMODEF mode macro. Expand using
16008 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16009 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16010 expander using SSEMODEF mode macro. Expand using
16011 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16012 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16013 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16014 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16017 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16018 Sebastian Pop <sebpop@gmail.com>
16020 * lambda.h (build_linear_expr): New.
16021 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16022 Use build_linear_expr, call fold and force_gimple_operand.
16023 (lambda_loopnest_to_gcc_loopnest): Check that there is
16024 something to insert.
16025 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16027 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16029 PR preprocessor/23479
16030 * doc/extend.texi: Document the 0b-prefixed binary integer
16031 constant extension.
16033 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16035 PR tree-optimization/32215
16036 * tree-vectorizer.c (supportable_widening_operation): Return false
16037 for unsupported FIX_TRUNC_EXPR tree code.
16038 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16040 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16042 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16043 register on SPE targets. Change documentation to reflect
16045 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16046 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16047 out of the register allocation pool.
16048 (rs6000_reg_live_or_pic_offset_p): New function.
16049 (rs6000_emit_prologue): Move the actual saving of LR up to free
16050 r0 for holding r11. Split saving of SPE 64-bit registers into
16051 its own case. Ensure that offsets will always be in-range for
16052 'evstdd' by using r11 as a scratch register to point at the start
16053 of the SPE save area. Save r11 if necessary, as it is the static
16055 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16056 into its own case. Ensure that offsets will always be in-range
16057 for 'evldd' by using r11 as a scratch register to point at the
16058 start of the SPE save area. Also adjust r11 when restoring
16059 the stack pointer to compensate for pre-loading r11.
16061 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16063 * cfg.c (init_flow): Use type safe memory macros.
16064 (alloc_block): Likewise.
16065 (unchecked_make_edge): Likewise.
16066 (dump_flow_info): Avoid using C++ keywords as variable names.
16067 (copy_original_table_clear): Cast according to the coding conventions.
16068 (copy_original_table_set): Likewise.
16069 * cfgexpand (label_rtx_for_bb): Likewise.
16070 (expand_gimple_basic_block): Likewise.
16071 * cfghooks.c (dump_bb): Likewise.
16072 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16074 (lv_add_condition_to_bb): Likewise.
16075 * cfglayout (relink_block_chain): Cast according to the coding
16077 (fixup_reorder_chain): Likewise.
16078 (fixup_fallthru_exit_predecessor): Likewise.
16079 * cfgloop.c (glb_enum_p): Likewise.
16080 (get_exit_description): Likewise.
16081 (dump_recorded_exit): Likewise.
16082 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16083 (struct loop): ... from here.
16084 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16086 * cfgrtl.c (rtl_create_basic_block): Likewise.
16087 (rtl_split_block): Likewise.
16088 (rtl_dump_bb): Likewise.
16089 (cfg_layout_split_block): Likewise.
16090 (init_rtl_bb_info): Use typesafe memory macros.
16092 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16093 * graphds.h: Updated all usages of edge to graph_edge.
16094 * graphds.c: Likewise.
16095 * cfgloopanal.c: Likewise.
16097 2007-06-05 Ian Lance Taylor <iant@google.com>
16099 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16100 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16101 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16103 (test_for_singularity): Likewise.
16105 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16107 * config/i386/constraints.md ("Y2"): Replaced by ...
16109 * config/i386/i386.md: Likewise.
16110 * config/i386/mmx.md: Likewise.
16111 * config/i386/sse.md: Likewise.
16113 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16115 * config/i386/constraints.md ("z"): Replaced by ...
16117 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16118 (sse4_1_blendvps): Likewise.
16119 (sse4_1_pblendvb): Likewise.
16120 (sse4_2_pcmpestr): Likewise.
16121 (sse4_2_pcmpestrm): Likewise.
16122 (sse4_2_pcmpestr_cconly): Likewise.
16123 (sse4_2_pcmpistr): Likewise.
16124 (sse4_2_pcmpistrm): Likewise.
16125 (sse4_2_pcmpistr_cconly): Likewise.
16127 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16129 * matrix-reorg.c (transform_access_sites): Fix computation.
16130 (transform_allocation_sites): Same.
16132 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16134 * config/i386/i386.c (override_options): Use
16135 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16137 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16139 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16140 (nonimm_not_xmm0_operand): Ditto.
16141 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16142 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16143 as operand[2] predicate. Require "z" class XMM register for
16144 operand[3]. Adjust asm template.
16145 ("sse4_1_blendvpd"): Ditto.
16146 ("sse4_1_pblendvb"): Ditto.
16147 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16148 force op2 into xmm0 register for variable blend instructions.
16150 2007-06-04 Tom Tromey <tromey@redhat.com>
16152 * c-tree.h (start_enum): Update.
16153 (build_enumerator): Likewise.
16154 * c-decl.c (enum_next_value): Removed.
16155 (enum_overflow): Likewise.
16156 (start_enum): Add c_enum_contents argument. Don't use globals.
16157 (build_enumerator): Likewise.
16158 * c-tree.h (struct c_enum_contents): New struct.
16160 2007-06-04 Tom Tromey <tromey@redhat.com>
16162 * c-common.c (c_common_get_alias_set): Fix indentation.
16164 2007-06-04 Ian Lance Taylor <iant@google.com>
16166 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16167 to overflow, reduce overflow infinity to regular infinity.
16168 (vrp_var_may_overflow): New static function.
16169 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16171 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16173 * stor-layout.c (layout_type): Remove duplicate code.
16175 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16178 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16179 before build_common_builtin_nodes ().
16181 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16184 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16186 2007-06-04 Jan Hubicka <jh@suse.cz>
16188 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16189 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16190 instead of _stat version.
16192 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16194 PR tree-optimization/32194
16195 * tree-predcom.c (determine_offset): Check that both references have
16198 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16200 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16201 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16202 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16203 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16204 Add argument to iterate_fix_dominators call.
16205 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16206 * gcse.c (hoist_code): Change domby to vector.
16207 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16208 Add argument to iterate_fix_dominators call.
16209 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16210 recompute_dominator.
16211 * lambda-code.c (perfect_nestify): Ditto.
16212 * cfgloopanal.c: Include graphds.h.
16213 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16214 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16215 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16217 * graphds.c: New file.
16218 * graphds.h: New file.
16219 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16220 (get_dominated_by, get_dominated_by_region): Change return type to
16222 (verify_dominators): Recompute all dominators and compare the results.
16223 (recount_dominator): Renamed to ...
16224 (recompute_dominator): ... this. Do not check that the block is
16225 dominated by entry.
16226 (iterate_fix_dominators): Reimplemented.
16227 (prune_bbs_to_update_dominators, root_of_dom_tree,
16228 determine_dominators_for_sons): New functions.
16229 * et-forest.c (et_root): New function.
16230 * et-forest.h (et_root): Declare.
16231 * Makefile.in (graphds.o): Add.
16232 (cfgloopanal.o): Add graphds.h dependency.
16233 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16234 * basic-block.h (get_dominated_by, get_dominated_by_region,
16235 iterate_fix_dominators): Declaration changed.
16236 (recount_dominator): Renamed to ...
16237 (recompute_dominator): ... this.
16238 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16239 (thread_through_all_blocks): Do not free dominance info.
16241 2007-06-03 Andreas Schwab <schwab@suse.de>
16243 * config/m68k/m68k.c (override_options): Don't override
16245 * config/m68k/m68k-modes.def (SF, DF): Define to use
16246 motorola_single_format and motorola_double_format, resp.
16247 * real.c (motorola_single_format): Renamed from
16248 coldfire_single_format.
16249 (motorola_double_format): Renamed from coldfire_double_format.
16250 (encode_ieee_extended): Generate a proper canonical NaN image
16251 respecting canonical_nan_lsbs_set.
16252 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16254 * real.h: Adjust declarations.
16256 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16259 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16260 the symbol is generated with the stack protector.
16262 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16264 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16265 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16267 * doc/extend.texi (interrupt): Mention m68k.
16269 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16271 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16272 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16273 (ix86_expand_sse_pcmpestr): Do not check operands for
16274 "register_operand", when insn operand predicate is "register_operand".
16275 (ix86_expand_sse_pcmpistr): Ditto.
16277 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16278 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16281 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16282 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16283 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16284 * config/i386/constraints.md ("z"): New register constraint
16285 for members of SSE_FIRST_REG class.
16286 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16287 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16288 SSE_FIRST_REG class.
16289 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16290 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16291 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16292 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16293 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16294 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16295 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16296 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16297 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16298 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16299 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16300 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16301 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16302 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16303 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16304 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16305 (struct builtin_description): Change "flag" field to unsigned.
16306 (bdesc_pcmpestr): New builtin description table.
16307 (bdesc_pcmpistr): Likewise.
16308 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16309 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16310 Initialize pcmp[ei]str[im] insns for SSE4.2.
16311 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16312 (ix86_expand_sse_pcmpistr): Likewise.
16313 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16314 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16315 (UNSPEC_PCMPISTR): Likewise.
16316 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16317 (sse4_2_pcmpestri):New isns pattern.
16318 (sse4_2_pcmpestrm): Likewise.
16319 (sse4_2_pcmpestr_cconly): Likewise.
16320 (sse4_2_pcmpistr): New insn patern and splitter.
16321 (sse4_2_pcmpistri):New isns pattern.
16322 (sse4_2_pcmpistrm): Likewise.
16323 (sse4_2_pcmpistr_cconly): Likewise.
16324 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16327 2007-06-01 David Daney <ddaney@avtrex.com>
16329 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16330 LOADGP_ABSOLUTE and not binds_local_p.
16332 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16334 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16336 2007-06-01 Ian Lance Taylor <iant@google.com>
16338 * tree-vrp.c (compare_name_with_value): Always set
16339 used_strict_overflow if we get a result from the variable itself.
16341 2007-06-01 Ian Lance Taylor <iant@google.com>
16343 PR rtl-optimization/31455
16344 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16345 subregs which have a cast between modes which are not tieable.
16347 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16349 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16350 breaks after return statements.
16352 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16354 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16355 only after no_new_pseudos.
16357 2007-05-31 Eric Christopher <echristo@apple.com>
16359 * expr.c (convert_move): Assert that we don't have a BLKmode
16361 (store_expr): Handle BLKmode moves by calling emit_block_move.
16363 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16365 * c-typeck.c (build_indirect_ref): Include type in error message.
16366 (build_binary_op): Pass types to binary_op_error.
16367 * c-common.c (binary_op_error): Take two type arguments, print out
16369 * c-common.h (binary_op_error): Update prototype.
16371 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16373 * config/i386/i386.c: Correct coments on -mno-sse4.
16375 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16377 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16378 (x86_64-*-*): Likewise.
16379 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16380 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16381 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16382 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16383 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16384 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16385 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16386 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16387 (OPTION_MASK_ISA_SSE4): Likewise.
16388 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16389 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16390 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16391 (override_options): Support SSE4.2.
16392 (ix86_build_const_vector): Support SImode and DImode.
16393 (ix86_build_signbit_mask): Likewise.
16394 (ix86_expand_int_vcond): Support V2DImode.
16395 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16396 (IX86_BUILTIN_CRC32HI): Likewise.
16397 (IX86_BUILTIN_CRC32SI): Likewise.
16398 (IX86_BUILTIN_CRC32DI): Likewise.
16399 (IX86_BUILTIN_PCMPGTQ): Likewise.
16400 (bdesc_crc32): Likewise.
16401 (bdesc_sse_3arg): Likewise.
16402 (ix86_expand_crc32): Likewise.
16403 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16404 (ix86_expand_builtin): Likewise.
16405 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16406 __SSE4_2__ for -msse4.2.
16407 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16408 (CRC32MODE): Likewise.
16409 (crc32modesuffix): Likewise.
16410 (crc32modeconstraint): Likewise.
16411 (sse4_2_crc32<mode>): Likewise.
16412 (sse4_2_crc32di): Likewise.
16413 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16415 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16416 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16417 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16418 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16419 (vcondu<mode>): Likewise.
16420 * doc/extend.texi: Document SSE4.2 built-in functions.
16421 * doc/invoke.texi: Document -msse4.2/-msse4.
16423 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16425 PR tree-optimization/32160
16426 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16427 variable as gimple reg.
16428 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16430 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16432 * gcc.c (main): Don't consider linker options when issuing the
16433 warning about a linker input file not being used.
16435 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16437 * tree-vrp.c (compare_names): Initialize sop.
16439 2007-05-30 Dirk Mueller <dmueller@suse.de>
16441 * cgraphunit.c (cgraph_analyze_function): Remove
16442 computation of inline parameters.
16444 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16446 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16448 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16450 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16451 Add vx-common.h. Include vxworks.h between vx-common.h and
16453 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16455 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16456 (TARGET_ASM_DESTRUCTOR): Likewise.
16457 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16458 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16459 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16460 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16461 (VXWORKS_ENDIAN_SPEC): Define.
16462 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16463 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16464 VXWORKS_* equivalents.
16465 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16466 (ASM_FILE_START): Delete.
16467 (TARGET_VERSION): Reformat.
16468 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16469 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16470 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16471 (FPBIT, DPBIT): Define.
16472 (fp-bit.c, dp-bit.c): New rules.
16473 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16474 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16475 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16476 * config/arm/arm.h: Include vxworks-dummy.h.
16477 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16478 Mark with ATTRIBUTE_UNUSED.
16479 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16480 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16481 make it incompatible with -msingle-pic-base.
16482 (arm_function_ok_for_sibcall): Return false for calls that might
16483 go through a VxWorks PIC PLT entry.
16484 (require_pic_register): New function, split out from...
16485 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16487 (arm_load_pic_register): Handle the VxWorks RTP initialization
16488 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16489 (arm_emit_call_insn): New function.
16490 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16491 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16492 (pic_offset_arm): New pattern.
16493 (call, call_value): Use arm_emit_call_insn.
16494 (call_internal, call_value_internal): New expanders.
16495 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16496 VxWorks unless __PIC__.
16498 2007-05-30 Eric Christopher <echristo@gmail.com>
16500 * genrecog.c: Include regs.h in generated file.
16501 * genemit.c: Ditto. Fix up formatting.
16502 * config/mn10300/constraints.md: New.
16503 * config/mn10300/mn10300.md: Include.
16504 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16505 Fix up for removed macro.
16506 * config/mn10300/predicates.md (call_address_operand): Ditto.
16507 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16508 (CONST_OK_FOR_I): Ditto.
16509 (CONST_OK_FOR_J): Ditto.
16510 (CONST_OK_FOR_K): Ditto.
16511 (CONST_OK_FOR_L): Ditto.
16512 (CONST_OK_FOR_M): Ditto.
16513 (CONST_OK_FOR_N): Ditto.
16514 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16518 (EXTRA_CONSTRAINT): Ditto.
16520 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16522 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16524 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16525 OPTION_MASK_ISA_64BIT.
16526 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16528 2007-05-30 Richard Guenther <rguenther@suse.de>
16530 PR middle-end/32152
16531 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16532 types for comparison.
16533 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16534 with original typed arguments.
16535 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16537 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16539 PR tree-optimization/31769
16540 * except.c (duplicate_eh_regions): Clear prev_try if
16541 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16543 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16545 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16546 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16547 bsi of the location where statements should be inserted.
16548 (sink_code_in_bb): Take bsi from statement_sink_location.
16549 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16550 instead of bsi_start.
16551 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16553 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16554 (bsi_move_before): Document inconsistency with bsi_move_after.
16555 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16557 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/i386.h (TARGET_ABM): New define.
16560 (TARGET_POPCNT): Ditto.
16561 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16562 New temporary defines to redefine from OPTION_ISA_* defines.
16563 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16564 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16565 (ix86_isa_flags): New extern int declaration.
16566 (TARGET_SUBTARGET_DEFAULT): New define.
16567 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16568 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16569 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16570 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16571 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16572 * config/i386/darwin.h: Change TARGET_64BIT define to
16575 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16576 using existing "ix86_isa_flags" varible.
16577 (m32, m64): Use existing "ix86_isa_flags" variable.
16578 (mmmx, m3dnow): Ditto.
16579 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16580 (mabm): Define as non-negative option using "x86_abm" variable.
16581 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16583 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16584 Rewrite feature test bitmap.
16585 (ix86_isa_flags): New initialized global int varible.
16586 (ix86_isa_flags_explicit): New static int variable.
16587 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16588 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16589 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16590 target_flags_explicit.
16591 (override_options): Remove "target_enable" and "target_disable" fields
16592 from "struct ptt". Update processor_target_table accordingly. Remove
16593 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16594 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16595 "target_flags" and "ix86_isa_flags_explicit" instead of
16596 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16597 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16598 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16599 to true when either of PTA_POPCNT or PTA_ABM is set in
16600 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16601 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16602 processor_alias_table flags entry. Remove handling of
16603 "target_enable" and "target_disable" fields of processor_target_table.
16604 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16605 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16606 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16607 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16608 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16610 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16612 2007-05-29 David Daney <ddaney@avtrex.com>
16615 * config/mips/mips.c (mips_output_mi_thunk): Emit
16616 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16618 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16619 * config/i386/i386.c (ix86_function_regparm): Added checking of
16620 ix86_force_align_arg_pointer to determine the number of
16621 register parameters.
16623 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16625 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16626 (SET_DR_MISALIGNMENT): New.
16627 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16628 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16629 Use SET_DR_MISALIGNMENT.
16630 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16632 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16633 find_loop_nest): Export.
16634 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16635 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16636 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16637 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16639 (struct mem_ref): Add field reuse_distance.
16640 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16641 Initialize reuse_distance field.
16642 (issue_prefetch_ref): Select temporality of prefetch according to
16644 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16645 self_reuse_distance, determine_loop_nest_reuse): New functions.
16646 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16647 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16648 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16651 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16653 * tree-ssa-alias.c: Add aliasing overview.
16655 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16656 Danny Smith <dannysmith@users.sourceforge.net>
16659 * config/i386/t-crtfm: Compile crtfastmath.o with
16660 -minline-all-stringops.
16661 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16662 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16664 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16666 * doc/md.texi: Document constraints on HP PA-RISC.
16668 * pa/constraints.md: New file.
16669 * pa.md: Include constraints.md.
16670 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16671 (integer_store_memory_operand, ldil_cint_p): New functions.
16672 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16673 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16674 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16675 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16676 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16678 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16681 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16682 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16683 case POSTDECREMENT_EXPR>): Return the error_mark_node
16684 if either the real or imaginary parts would an
16687 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16689 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16690 name when we remove it from a call.
16692 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16694 * targhooks.c (default_narrow_bitfield): Remove.
16695 * targhooks.h: Remove the prototype for
16696 default_narrow_bitfield.
16698 * langhooks-def.h: Remove the prototype for
16699 hook_get_alias_set_0.
16700 * langhooks.c (hook_get_alias_set_0): Remove.
16702 * global.c (EXECUTE_IF_CONFLICT): Remove.
16704 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16707 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16708 return true when truth_value_p is true and the type
16711 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16713 * doc/install.texi (Prerequisites): We no longer require Autoconf
16714 2.13 for the top-level.
16716 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16718 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16719 memory access via x86_expand_vector_move_misalign() only for
16720 TImode values on 32-bit targets.
16722 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16724 * matrix-reorg.c: New file. Implement matrix flattening and
16725 transposing optimization.
16726 * tree-pass.h: Add matrix reorg pass.
16727 * common.opt: Add fipa-mreorg flag.
16728 * Makefile.in: Add matrix-reorg.c.
16729 * passes.c: Add matrix reorg pass.
16730 * varpool.c (add_new_static_var): New function.
16731 * cgraph.h (add_new_static_var): Declare.
16733 2007-05-27 Eric Christopher <echristo@apple.com>
16735 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16736 sp_offset depending on stack size. Save r12 depending
16737 on registers we're saving later.
16738 (rs6000_emit_epilogue): Update sp_offset depending only
16741 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16743 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16744 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16745 * ifcvt.c (if_convert): Ditto.
16746 * tree-ssa-threadupdate.c (thread_block): Ditto.
16747 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16748 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16749 verify_loop_closed_ssa): Check number_of_loops instead of
16751 * predict.c (tree_estimate_probability): Ditto.
16752 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16753 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16754 * modulo-sched.c (sms_schedule): Ditto.
16755 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16756 (scev_finalize): Do not do anything if scev analysis was not
16758 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16759 current_loops == NULL.
16760 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16761 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16762 there are no loops.
16763 (loop_optimizer_finalize): Assert that loops were analyzed.
16764 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16765 rtl_doloop): Check number_of_loops instead of current_loops.
16766 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16767 current_loops == NULL.
16768 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16769 gate_tree_vectorize tree_linear_transform, check_data_deps,
16770 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16771 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16772 Check number_of_loops instead of current_loops.
16773 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16774 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16775 free loops if available.
16776 (execute_pre): Do not pass do_fre to fini_pre.
16778 2007-05-27 Tobias Burnus <burnus@net-b.de>
16780 PR middle-end/32083
16781 * real.c (mpfr_from_real): Fix sign of -Inf.
16783 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16785 * tree-vect-transform.c (vectorizable_conversion): Initialize
16786 tree_code variables to ERROR_MARK.
16787 (vectorizable_type_demotion): Likewise.
16788 (vectorizable_type_promotion): Likewise.
16790 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16793 * config/i386/i386.md (movti): Handle push operands via
16794 ix86_expand_push().
16796 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16798 * basic-block.h: Remove the prototype for merge_seq_blocks.
16799 * cfgcleanup.c (merge_seq_blocks): Remove.
16801 * tree-flow.h: Remove the prototype for is_aliased_with.
16802 * tree-ssa-alias.c (is_aliased_with): Remove.
16804 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16806 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16808 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16810 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16811 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16812 (vec_unpacks_hi_v16qi): Likewise.
16813 (vec_unpacku_lo_v16qi): Likewise.
16814 (vec_unpacks_lo_v16qi): Likewise.
16815 (vec_unpacku_hi_v8hi): Likewise.
16816 (vec_unpacks_hi_v8hi): Likewise.
16817 (vec_unpacku_lo_v8hi): Likewise.
16818 (vec_unpacks_lo_v8hi): Likewise.
16819 (vec_unpacku_hi_v4si): Likewise.
16820 (vec_unpacks_hi_v4si): Likewise.
16821 (vec_unpacku_lo_v4si): Likewise.
16822 (vec_unpacks_lo_v4si): Likewise.
16824 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16826 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16827 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16828 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16829 follow spelling conventions in various
16830 warning/error/diagnostic messages.
16832 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16833 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16834 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16835 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16836 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16837 * doc/tm.texi: Follow spelling conventions.
16839 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16842 * tree-ssa-forwprop.c
16843 (forward_propagate_addr_into_variable_array_index): Remove
16844 the lhs argument. Use the type of def_rhs instead of lhs.
16845 (forward_propagate_addr_expr_1): Update use of
16846 forward_propagate_addr_into_variable_array_index.
16848 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16849 Nigel Stephens <nigel@mips.com>
16851 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16852 function attributes, "far" being an alias for "long_call".
16853 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16854 (mips_near_type_p, mips_far_type_p): New.
16855 (mips_comp_type_attributes): New function to check that attributes
16856 attached to a function type are compatible.
16857 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16858 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16859 to the target function of the thunk.
16860 (mips_encode_section_info): Check for "near" and "far" function
16861 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16863 * config/mips/predicates.md (const_call_insn_operand): Test only
16864 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16866 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16869 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16870 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16871 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16872 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16874 2007-05-25 Eric Christopher <echristo@apple.com>
16876 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16877 to x86-darwin configurations.
16878 * config/i386/t-darwin: Add softfp support.
16879 * config/i386/t-darwin64: Ditto.
16880 * config/i386/sfp-machine.h: If mach then don't use
16881 aliasing, emit a stub to call.
16883 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16885 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16886 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16887 tree-predcom.c, tree-ssa-alias-warnings.c,
16888 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16889 comment typos. Follow spelling conventions.
16890 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16892 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16895 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16896 constants into memory. Expand unaligned memory references for
16897 SSE modes via x86_expand_vector_move_misalign() function.
16899 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16901 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16902 "memory" attribute for "sseishft" type insn without operands[2].
16904 2007-05-25 Dirk Mueller <dmueller@suse.de>
16905 Marcus Meissner <meissner@suse.de>
16907 * doc/extend.texi (alloc_size): New attribute.
16908 * c-common.c (handle_alloc_size_attribute): New.
16909 * tree-object-size.c (alloc_object_size): Use alloc_size
16910 attribute, if available.
16912 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16914 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16916 (__builtin_ia32_vec_ext_v2di): Likewise.
16917 (__builtin_ia32_vec_ext_v4si): Likewise.
16918 (__builtin_ia32_vec_ext_v8hi): Likewise.
16919 (__builtin_ia32_vec_ext_v16qi): Likewise.
16920 (__builtin_ia32_vec_set_v8hi): Likewise.
16922 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16924 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16926 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16928 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16929 (arm_is_longcall_p): Rename to...
16930 (arm_is_long_call_p): ...this. Take a single tree argument and
16932 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16933 (CUMULATIVE_ARGS): Remove call_cookie.
16934 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16935 (ENCODED_LONG_CALL_ATTR_P): Delete.
16936 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16937 LONG_CALL_FLAG_CHAR cases.
16938 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16939 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16940 ARM_DECLARE_FUNCTION_SIZE.
16941 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16942 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16943 (arm_encode_call_attribute, current_file_function_operand): Delete.
16944 (arm_function_in_section_p): New function.
16945 (arm_is_longcall_p): Rename to...
16946 (arm_is_long_call_p): ...this. Take the target function as a single
16947 argument and return a bool. Do not rely on call cookies. Check
16948 whether the target symbol is in the same section as the current
16949 function, not just the same compilation unit.
16950 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16951 (arm_encode_section_info): Don't encode a call type.
16952 * config/arm/arm.md (call, call_value): Update calls to
16953 arm_is_long(_)call_p. Simplify logic.
16954 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16955 Update calls to arm_is_long(_)call_p.
16957 2007-05-25 Richard Guenther <rguenther@suse.de>
16959 PR tree-optimization/31982
16960 * tree-ssa-forwprop.c
16961 (forward_propagate_addr_into_variable_array_index): Handle arrays
16962 with element size one.
16964 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16966 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16967 (umulsi3_highpart): Likewise.
16969 2007-05-24 Ian Lance Taylor <iant@google.com>
16971 PR rtl-optimization/32069
16972 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16975 2007-05-24 Ollie Wild <aaw@google.com>
16977 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16980 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16982 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16983 (oprs_unchanged_p): Use it to check all registers in a REG.
16984 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16985 (reg_set_between_after_reload_p): Delete.
16986 (reg_used_between_after_reload_p): Likewise.
16987 (reg_set_or_used_since_bb_start): Likewise.
16988 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16989 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16990 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16991 * rtlanal.c (reg_set_p): Check whether REG overlaps
16992 regs_invalidated_by_call, rather than just checking the
16993 membership of REGNO (REG).
16995 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16997 * doc/passes.texi: Document predictive commoning.
16998 * doc/invoke.texi (-fpredictive-commoning): Document.
16999 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17000 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17001 adding indices to the generated name.
17002 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17003 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17004 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17005 (op_symbol_code): ... and exported.
17006 (dump_omp_clause, op_symbol): Use op_symbol_code
17007 instead of op_symbol_1.
17008 * tree-pass.h (pass_predcom): Declare.
17009 * timevar.def (TV_PREDCOM): New timevar.
17010 * tree-ssa-loop.c (run_tree_predictive_commoning,
17011 gate_tree_predictive_commoning, pass_predcom): New.
17012 * tree-data-ref.c (find_data_references_in_loop): Find the
17013 references in dominance order.
17014 (canonicalize_base_object_address): Ensure that the result has
17016 (dr_analyze_innermost): Export.
17017 (create_data_ref): Code to fail for references with invariant
17019 (find_data_references_in_stmt): ... here.
17020 * tree-data-ref.h (dr_analyze_innermost): Declare.
17021 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17022 (aff_combination_find_elt, name_expansion_hash,
17023 name_expansion_eq, tree_to_aff_combination_expand,
17024 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17026 * tree-affine.h (aff_combination_constant_multiple_p,
17027 tree_to_aff_combination_expand): Declare.
17028 * tree-predcom.c: New file.
17029 * common.opt (fpredictive-commoning): New option.
17030 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17031 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17032 * Makefile.in (tree-predcom.o): Add.
17033 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17034 * passes.c (init_optimization_passes): Add dceloop after
17035 copy propagation in loop optimizer. Add predictive commoning
17036 to loop optimizer passes.
17038 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17040 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17043 2007-05-24 Jan Hubicka <jh@suse.cz>
17045 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17047 (genheader): Include statistics.h.
17049 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17051 * print-rtl.c (flag_dump_unnumbered): Update comments.
17052 (print_rtl): Fix my previous change.
17053 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17056 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17058 PR middle-end/32018
17059 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17061 (thread_through_all_blocks): Call initialize_original_copy_tables
17062 and free_original_copy_tables.
17063 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17065 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17066 * cfghooks.c (duplicate_block): Use get_loop_copy.
17067 * cfg.c: Include cfgloop.h.
17068 (loop_copy): New hash table.
17069 (initialize_original_copy_tables): Initialize loop_copy table.
17070 (free_original_copy_tables): Free loop_copy table.
17071 (copy_original_table_clear, copy_original_table_set,
17072 set_loop_copy, get_loop_copy): New functions.
17073 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17074 * cfgloop.h (struct loop): Remove copy field.
17075 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17076 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17078 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17080 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17081 -msse/-msse2/-msse3.
17083 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17085 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17086 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17088 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17091 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17092 * targhooks.h (default_mangle_decl_assembler_name): Declare
17094 * targhooks.c (default_mangle_decl_assembler_name): Define
17096 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17098 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17099 * langhooks.c (lhd_set_decl_assembler_name): Call
17100 targetm.mangle_decl_assembler_name for names with global scope.
17102 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17104 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17105 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17107 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17108 New. Factored out of i386_pe_encode_section_info.
17109 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17110 Move check for prior decoration of stdcall
17111 symbols to i386_pe_encode_section_info.
17112 (i386_pe_encode_section_info): Adjust call to
17113 gen_stdcall_or_fastcall_suffix. Use
17114 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17115 (i386_pe_mangle_decl_assembler_name): New. Wrap
17116 i386_pe_maybe_mangle_decl_assembler_name.
17118 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17120 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17121 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17122 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17123 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17124 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17127 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17128 Nigel Stephens <nigel@mips.com>
17129 Richard Sandiford <richard@codesourcery.com>
17131 Fix up MIPS16 hard float and add support for complex.
17133 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17134 (TARGET_SOFT_FLOAT_ABI): New.
17135 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17136 __mips_soft_float to reflect the ABI in use, not whether the
17137 FPU is directly accessible (e.g., in MIPS16 mode).
17138 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17139 (UNITS_PER_FPVALUE): Likewise.
17141 * config/mips/mips.c (mips_expand_call): Remove redundant
17142 TARGET_MIPS16 check.
17143 (mips_arg_regno): New.
17144 (function_arg_advance): When setting bits in cum->fp_code for
17145 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17147 (function_arg): Use mips_arg_regno.
17148 (mips_return_mode_in_fpr_p): New.
17149 (mips16_call_stub_mode_suffix): New.
17150 (mips16_cfun_returns_in_fpr_p): New.
17151 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17152 (mips_output_function_prologue): Test mips16_hard_float, not
17153 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17154 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17155 return value into a floating-point register.
17156 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17157 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17158 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17159 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17160 word of double arguments from or to the high bits of 64-bit
17161 floating point registers.
17162 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17163 (mips16_fpret_double): New helper function.
17164 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17165 support for complex modes. Fill in DECL_RESULT for stubdecl.
17166 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17168 * config/mips/mips16.S
17169 (RET, ARG1, ARG2): New.
17170 (MERGE_GPRf, MERGE_GPRt): New.
17171 (DELAYt, DELAYf): New.
17172 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17173 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17174 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17175 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17176 (SFOP): Renamed to...
17177 (OPSF3): This, and macro-ified. Updated all uses.
17178 (SFOP2): Renamed to...
17179 (OPSF2): This, and macro-ified. Updated all uses.
17180 (SFCMP): Renamed to...
17181 (CMPSF): This, and macro-ified. Updated all uses.
17182 (SFREVCMP): Renamed to...
17183 (REVCMPSF): This, and macro-ified. Updated all uses.
17184 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17185 (LDDBL1, LDDBL2, RETDBL): Deleted.
17186 (DFOP): Renamed to...
17187 (OPDF3): This, and macro-ified. Updated all uses.
17188 (DFOP2): Renamed to...
17189 (OPDF2): This, and macro-ified. Updated all uses.
17190 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17191 (DFCMP): Renamed to...
17192 (CMPDF): This, and macro-ified. Updated all uses.
17193 (DFREVCMP): Renamed to...
17194 (REVCMPDF): This, and macro-ified. Updated all uses.
17195 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17196 (RET_FUNCTION): New.
17197 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17198 (__mips16_ret_sc, __mips16_ret_dc): New.
17199 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17200 STUB_ARGS_6, STUB_ARGS_10): New.
17201 (CALL_STUB_NO_RET): New.
17202 (__mips16_call_stub_1): Macro-ified.
17203 (__mips16_call_stub_5): Macro-ified.
17204 (__mips16_call_stub_2): Macro-ified.
17205 (__mips16_call_stub_6): Macro-ified.
17206 (__mips16_call_stub_9): Macro-ified.
17207 (__mips16_call_stub_10): Macro-ified.
17208 (CALL_STUB_RET): New.
17209 (__mips16_call_stub_sf_0): Macro-ified.
17210 (__mips16_call_stub_sf_1): Macro-ified.
17211 (__mips16_call_stub_sf_5): Macro-ified.
17212 (__mips16_call_stub_sf_2): Macro-ified.
17213 (__mips16_call_stub_sf_6): Macro-ified.
17214 (__mips16_call_stub_sf_9): Macro-ified.
17215 (__mips16_call_stub_sf_10): Macro-ified.
17216 (__mips16_call_stub_df_0): Macro-ified.
17217 (__mips16_call_stub_df_1): Macro-ified.
17218 (__mips16_call_stub_df_5): Macro-ified.
17219 (__mips16_call_stub_df_2): Macro-ified.
17220 (__mips16_call_stub_df_6): Macro-ified.
17221 (__mips16_call_stub_df_9): Macro-ified.
17222 (__mips16_call_stub_df_10): Macro-ified.
17223 (__mips16_call_stub_sc_0): New.
17224 (__mips16_call_stub_sc_1): New.
17225 (__mips16_call_stub_sc_5): New.
17226 (__mips16_call_stub_sc_2): New.
17227 (__mips16_call_stub_sc_6): New.
17228 (__mips16_call_stub_sc_9): New.
17229 (__mips16_call_stub_sc_10): New.
17230 (__mips16_call_stub_dc_0): New.
17231 (__mips16_call_stub_dc_1): New.
17232 (__mips16_call_stub_dc_5): New.
17233 (__mips16_call_stub_dc_2): New.
17234 (__mips16_call_stub_dc_6): New.
17235 (__mips16_call_stub_dc_9): New.
17236 (__mips16_call_stub_dc_10): New.
17238 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17239 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17240 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17242 2007-05-23 Ian Lance Taylor <iant@google.com>
17244 * doc/invoke.texi (Invoking GCC): Document that the order of the
17247 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17250 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17251 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17252 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17256 * config/score/score.c (score_print_operand): Make sure that only
17257 lower bits are used.
17259 2007-05-22 Ian Lance Taylor <iant@google.com>
17261 * tree-vrp.c (avoid_overflow_infinity): New static function,
17262 broken out of set_value_range_to_value.
17263 (set_value_range_to_value): Call avoid_overflow_infinity.
17264 (extract_range_from_assert): Likewise.
17266 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17268 PR middle-end/31095
17269 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17270 change the type before looking for a COMPOUND_EXPR.
17272 2007-05-22 Ian Lance Taylor <iant@google.com>
17274 * lower-subreg.c (decompose_multiword_subregs): If we change an
17275 insn, call remove_retval_note on it.
17277 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17279 * regs.h (end_hard_regno): New function.
17280 (END_HARD_REGNO, END_REGNO): New macros.
17281 (add_to_hard_reg_set): New function.
17282 (remove_from_hard_reg_set): Likewise.
17283 (in_hard_reg_set_p): Likewise.
17284 (overlaps_hard_reg_set_p): Likewise.
17285 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17286 (note_btr_set): Use END_HARD_REGNO.
17287 * caller-save.c (setup_save_areas): Use end_hard_regno.
17288 (mark_set_regs): Use END_HARD_REGNO.
17289 (add_stored_regs): Use end_hard_regno.
17290 (mark_referenced_regs): Use add_to_hard_reg_set.
17291 * combine.c (update_table_tick): Use END_REGNO.
17292 (record_value_for_reg): Likewise.
17293 (record_dead_and_set_regs): Likewise.
17294 (get_last_value_validate): Likewise.
17295 (use_crosses_set_p): Likewise.
17296 (reg_dead_at_p_1): Likewise.
17297 (reg_dead_at_p): Likewise.
17298 (mark_used_regs_combine): Use add_to_hard_reg_set.
17299 (move_deaths): Use END_HARD_REGNO.
17300 (reg_bitfield_target_p): Use end_hard_regno.
17301 (distribute_notes): Use END_HARD_REGNO.
17302 * cse.c (mention_regs): Use END_REGNO.
17303 (insert): Use add_to_hard_reg_set.
17304 (invalidate): Use END_HARD_REGNO.
17305 (invalidate_for_call): Likewise.
17306 (exp_equiv_p): Use END_REGNO.
17307 (cse_insn): Likewise.
17308 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17309 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17310 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17311 * function.c (keep_stack_depressed): Use end_hard_regno.
17312 * global.c (global_alloc): Use end_hard_regno.
17313 (global_conflicts): Use add_to_hard_reg_set instead of
17315 (find_reg): Likewise.
17316 (mark_reg_store): Likewise.
17317 (mark_reg_conflicts): Likewise.
17318 (mark_reg_death): Use remove_from_hard_reg_set.
17319 (mark_reg_live_nc): Delete.
17320 (set_preference): Use end_hard_regno.
17321 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17322 remove_from_hard_reg_set.
17323 (post_mark_life): Use add_to_hard_reg_set.
17324 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17325 (reg_becomes_live): Use add_to_hard_reg_set.
17326 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17327 (peep2_find_free_register): Use add_to_hard_reg_set.
17328 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17329 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17330 * regrename.c (note_sets): Use add_to_hard_reg_set.
17331 (clear_dead_regs): Use remove_from_hard_reg_set.
17332 (regrename_optimize): Use add_to_hard_reg_set.
17333 (find_oldest_value_reg): Use in_hard_reg_set_p.
17334 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17335 (hard_reg_set_here_p): Use end_hard_regno.
17336 (decompose): Likewise.
17337 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17338 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17339 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17340 (mark_home_live): Use end_hard_regno.
17341 (spill_hard_reg): Likewise.
17342 (clear_reload_reg_in_use): Likewise.
17343 * reorg.c (delete_prior_computation): Use END_REGNO.
17344 * resource.c (update_live_status): Use END_HARD_REGNO.
17345 (mark_referenced_resources): Use add_to_hard_reg_set.
17346 (mark_set_resources): Likewise.
17347 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17348 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17349 (reg_overlap_mentioned_p): Likewise.
17350 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17351 (covers_regno_no_parallel_p): Use END_REGNO.
17352 (find_regno_note): Likewise.
17353 (find_reg_fusage): Use END_HARD_REGNO.
17354 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17355 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17357 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17359 * mode-switching.c (reg_dies): Change type of second argument to
17361 (optimize_mode_switching): Update accordingly.
17363 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17365 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17367 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17368 (hard_reg_set_empty_p): ...these new functions.
17369 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17370 GO_IF_HARD_REG_SUBSET.
17371 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17372 instead of GO_IF_HARD_REG_EQUAL.
17373 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17374 instead of GO_IF_HARD_REG_EQUAL.
17375 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17376 GO_IF_HARD_REG_SUBSET.
17377 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17378 GO_IF_HARD_REG_EQUAL.
17379 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17380 of GO_IF_HARD_REG_SUBSET.
17381 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17382 instead of GO_IF_HARD_REG_EQUAL.
17383 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17384 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17385 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17386 of GO_IF_HARD_REG_SUBSET,
17387 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17388 GO_IF_HARD_REG_SUBSET.
17389 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17390 instead of GO_IF_HARD_REG_EQUAL.
17391 * config/sh/sh.c (push_regs, calc_live_regs): Use
17392 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17393 (hard_regs_intersect_p): Delete.
17395 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17397 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17399 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17400 Richard Henderson <rth@redhat.com>
17402 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17404 (x86_64-*-*): Likewise.
17406 * i386/i386-modes.def (V2QI): New.
17408 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17410 (override_options): Support SSE4.1.
17411 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17412 (IX86_BUILTIN_BLENDPS): Likewise.
17413 (IX86_BUILTIN_BLENDVPD): Likewise.
17414 (IX86_BUILTIN_BLENDVPS): Likewise.
17415 (IX86_BUILTIN_PBLENDVB128): Likewise.
17416 (IX86_BUILTIN_PBLENDW128): Likewise.
17417 (IX86_BUILTIN_DPPD): Likewise.
17418 (IX86_BUILTIN_DPPS): Likewise.
17419 (IX86_BUILTIN_INSERTPS128): Likewise.
17420 (IX86_BUILTIN_MOVNTDQA): Likewise.
17421 (IX86_BUILTIN_MPSADBW128): Likewise.
17422 (IX86_BUILTIN_PACKUSDW128): Likewise.
17423 (IX86_BUILTIN_PCMPEQQ): Likewise.
17424 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17425 (IX86_BUILTIN_PMAXSB128): Likewise.
17426 (IX86_BUILTIN_PMAXSD128): Likewise.
17427 (IX86_BUILTIN_PMAXUD128): Likewise.
17428 (IX86_BUILTIN_PMAXUW128): Likewise.
17429 (IX86_BUILTIN_PMINSB128): Likewise.
17430 (IX86_BUILTIN_PMINSD128): Likewise.
17431 (IX86_BUILTIN_PMINUD128): Likewise.
17432 (IX86_BUILTIN_PMINUW128): Likewise.
17433 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17434 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17435 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17436 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17437 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17438 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17439 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17440 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17441 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17442 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17443 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17444 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17445 (IX86_BUILTIN_PMULDQ128): Likewise.
17446 (IX86_BUILTIN_PMULLD128): Likewise.
17447 (IX86_BUILTIN_ROUNDPD): Likewise.
17448 (IX86_BUILTIN_ROUNDPS): Likewise.
17449 (IX86_BUILTIN_ROUNDSD): Likewise.
17450 (IX86_BUILTIN_ROUNDSS): Likewise.
17451 (IX86_BUILTIN_PTESTZ): Likewise.
17452 (IX86_BUILTIN_PTESTC): Likewise.
17453 (IX86_BUILTIN_PTESTNZC): Likewise.
17454 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17455 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17456 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17457 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17458 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17459 (bdesc_ptest): New.
17460 (bdesc_sse_3arg): Likewise.
17461 (bdesc_2arg): Likewise.
17462 (bdesc_1arg): Likewise.
17463 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17465 (ix86_expand_sse_4_operands_builtin): New.
17466 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17467 smaller than 8 bits as the 2nd arg.
17468 (ix86_expand_sse_ptest): New.
17469 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17470 (ix86_expand_vector_set): Support SSE4.1.
17471 (ix86_expand_vector_extract): Likewise.
17473 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17474 __SSE4_1__ for -msse4.1.
17476 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17477 (UNSPEC_INSERTPS): Likewise.
17478 (UNSPEC_DP): Likewise.
17479 (UNSPEC_MOVNTDQA): Likewise.
17480 (UNSPEC_MPSADBW): Likewise.
17481 (UNSPEC_PHMINPOSUW): Likewise.
17482 (UNSPEC_PTEST): Likewise.
17483 (UNSPEC_ROUNDP): Likewise.
17484 (UNSPEC_ROUNDS): Likewise.
17486 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17488 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17489 (const_pow2_1_to_32768_operand): Likewise.
17491 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17494 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17496 (sse4_1_insertps): Likewise.
17497 (*sse4_1_extractps): Likewise.
17498 (sse4_1_ptest): Likewise.
17499 (sse4_1_mulv2siv2di3): Likewise.
17500 (*sse4_1_mulv4si3): Likewise.
17501 (*sse4_1_smax<mode>3): Likewise.
17502 (*sse4_1_umax<mode>3): Likewise.
17503 (*sse4_1_smin<mode>3): Likewise.
17504 (*sse4_1_umin<mode>3): Likewise.
17505 (sse4_1_eqv2di3): Likewise.
17506 (*sse4_1_pinsrb): Likewise.
17507 (*sse4_1_pinsrd): Likewise.
17508 (*sse4_1_pinsrq): Likewise.
17509 (*sse4_1_pextrb): Likewise.
17510 (*sse4_1_pextrb_memory): Likewise.
17511 (*sse4_1_pextrw_memory): Likewise.
17512 (*sse4_1_pextrq): Likewise.
17513 (sse4_1_blendpd): Likewise.
17514 (sse4_1_blendps): Likewise.
17515 (sse4_1_blendvpd): Likewise.
17516 (sse4_1_blendvps): Likewise.
17517 (sse4_1_dppd): Likewise.
17518 (sse4_1_dpps): Likewise.
17519 (sse4_1_movntdqa): Likewise.
17520 (sse4_1_mpsadbw): Likewise.
17521 (sse4_1_packusdw): Likewise.
17522 (sse4_1_pblendvb): Likewise.
17523 (sse4_1_pblendw): Likewise.
17524 (sse4_1_phminposuw): Likewise.
17525 (sse4_1_extendv8qiv8hi2): Likewise.
17526 (*sse4_1_extendv8qiv8hi2): Likewise.
17527 (sse4_1_extendv4qiv4si2): Likewise.
17528 (*sse4_1_extendv4qiv4si2): Likewise.
17529 (sse4_1_extendv2qiv2di2): Likewise.
17530 (*sse4_1_extendv2qiv2di2): Likewise.
17531 (sse4_1_extendv4hiv4si2): Likewise.
17532 (*sse4_1_extendv4hiv4si2): Likewise.
17533 (sse4_1_extendv2hiv2di2): Likewise.
17534 (*sse4_1_extendv2hiv2di2): Likewise.
17535 (sse4_1_extendv2siv2di2): Likewise.
17536 (*sse4_1_extendv2siv2di2): Likewise.
17537 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17538 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17539 (sse4_1_zero_extendv4qiv4si2): Likewise.
17540 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17541 (sse4_1_zero_extendv2qiv2di2): Likewise.
17542 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17543 (sse4_1_zero_extendv4hiv4si2): Likewise.
17544 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17545 (sse4_1_zero_extendv2hiv2di2): Likewise.
17546 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17547 (sse4_1_zero_extendv2siv2di2): Likewise.
17548 (*sse4_1_zero_extendv2siv2di2): Likewise.
17549 (sse4_1_roundpd): Likewise.
17550 (sse4_1_roundps): Likewise.
17551 (sse4_1_roundsd): Likewise.
17552 (sse4_1_roundss): Likewise.
17553 (mulv4si3): Don't expand for SSE4.1.
17554 (smax<mode>3): Likewise.
17555 (umaxv4si3): Likewise.
17556 (uminv16qi3): Likewise.
17557 (umin<mode>3): Likewise.
17558 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17560 * doc/extend.texi: Document SSE4.1 built-in functions.
17562 * doc/invoke.texi: Document -msse4.1.
17564 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17566 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17567 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17568 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17569 (ASM_SPEC): Add asm_pcrel_spec.
17570 (EXTRA_SPECS): Add asm_pcrel_spec.
17572 2007-05-21 David Daney <ddaney@avtrex.com>
17574 * doc/install.texi (Building a cross compiler): Add requirements
17575 for Java cross compiler.
17577 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17579 PR middle-end/31995
17580 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17581 Add loopno argument. Use evolution_function_is_invariant_rec_p
17582 instead of evolution_function_is_constant_p.
17583 Update calls to evolution_function_is_affine_multivariate_p.
17584 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17585 Add loopno argument.
17586 * tree-scalar-evolution.c (gather_chrec_stats): Call
17587 evolution_function_is_affine_multivariate_p with a loop
17589 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17590 (analyze_overlapping_iterations): Likewise.
17591 (access_functions_are_affine_or_constant_p): Likewise.
17592 (build_classic_dist_vector_1): If the access functions
17593 are equal, don't do anything.
17595 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17596 Paolo Carlini <pcarlini@suse.de>
17597 Uros Bizjak <ubizjak@gmail.com>
17599 * c-cppbuiltin.c (c_cpp_builtins): Define
17600 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17601 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17602 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17603 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17605 2007-05-21 Mike Stump <mrs@apple.com>
17607 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17609 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17611 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17613 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17614 implementation if __OPTIMIZE__ is not defined.
17615 (_mm_alignr_pi8): Ditto.
17616 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17617 (_mm_inserti_si64): Ditto.
17618 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17619 (_mm_slli_epi16): Ditto.
17620 (_mm_slli_epi32): Ditto.
17621 (_mm_slli_epi64): Ditto.
17622 (_mm_srai_epi16): Ditto.
17623 (_mm_srai_epi32): Ditto.
17624 (_mm_srli_si128): Ditto.
17625 (_mm_slli_si128): Ditto.
17626 (_mm_srli_epi16): Ditto.
17627 (_mm_srli_epi32): Ditto.
17628 (_mm_srli_epi64): Ditto.
17629 (_mm_extract_epi16): Ditto.
17630 (_mm_insert_epi16): Ditto.
17631 (_mm_shufflehi_epi16): Ditto.
17632 (_mm_shufflelo_epi16): Ditto.
17633 (_mm_shuffle_epi32): Ditto.
17634 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17635 (_m_pextrw): Ditto.
17636 (_mm_insert_pi16): Ditto.
17637 (_m_pinsrw): Ditto.
17638 (_mm_shuffle_pi16): Ditto.
17639 (_m_pshufw): Ditto.
17640 (_mm_shufle_ps): Ditto.
17641 (_mm_prefetch): Ditto.
17643 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17645 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17646 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17647 * real.c (encode_i370_single, decode_i370_single,
17648 encode_i370_double, decode_i370_double): Functions removed.
17649 (i370_single_format, i370_double_format): Initializations removed.
17650 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17651 Consider the log2_b field to always be one.
17652 (ieee_single_format, mips_single_format, coldfire_single_format,
17653 ieee_double_format, mips_double_format, coldfire_double_format,
17654 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17655 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17656 ibm_extended_format, mips_extended_format, ieee_quad_format,
17657 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17658 decimal_single_format, decimal_double_format, decimal_quad_format,
17659 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17660 initialization of log2_b.
17661 * real.h (i370_single_format, i370_double_format): Declarations
17663 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17664 field to always be one.
17666 2007-05-21 Andreas Schwab <schwab@suse.de>
17668 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17669 NOTE_INSN_BASIC_BLOCK_P.
17670 (process_for_unwind_directive): Likewise.
17672 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17674 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17675 * function.h (struct function): Move va_list_gpr_size,
17676 va_list_fpr_size, function_frequency to front of bitfields. Add
17678 (current_function_calls_unwind_init): New.
17679 * except.c (expand_builtin_unwind_init): Set
17680 current_function_calls_unwind_init not
17681 current_function_has_nonlocal_label.
17682 * reload1.c (has_nonexceptional_receiver): New.
17683 (reload): Use it and current_function_calls_unwind_init to
17684 determine whether call-saved regs must be saved.
17686 2007-05-20 Jan Hubicka <jh@suse.cz>
17688 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17689 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17690 * ddg.c (create_ddg): LIkewise.
17691 * final.c (final): Remove hunk moving line number notes around since
17692 they are no longer present at this stage.
17693 (final_scan_insn): Use NOTE_KIND instead of
17694 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17695 (output_asm_label): Likewise.
17696 * reorg.c (dbr_schedule): Likewise.
17697 * haifa-sched.c (unlink_other_notes): Likewise.
17698 * mode-switching.c (optimize_mode_switching): Likewise.
17699 * graph.c (start_bb): Likewise.
17700 * rtl.def (NOTE): Update description.
17701 * jump.c (squeeze_notes): Delete.
17702 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17703 NOTE_INSN_BASIC_BLOCK_P when possible.
17704 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17705 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17706 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17707 (dwarf2out_var_location): Likewise.
17708 * cfgbuild.c (make_edges): Likewise.
17709 (find_basic_blocks_1): Likewise.
17710 * function.c (reorder_blocks_1): Likewise.
17711 (epilogue_done): Likewise.
17712 (reposition_prologue_and_epilogue_notes): Likewise.
17713 * print-rtl.c (print_rtx): Likewise; drop code for printing
17715 (print_rtl): Likewise.
17716 (print_rtl_single): Likewise.
17717 * gcse.c (insert_insn_start_bb): Likewise.
17718 * alias.c (init_alias_analysis): Likewise.
17719 * calls.c (fixup_tail_calls): Likewise.
17720 * except.c (sjlj_emit_function_enter): Likewise.
17721 * emit-rtl.c (add_insn_after): Likeiwse.
17722 (emit_label_before): Likewise.
17723 (emit_label_after): Likewise.
17724 (emit_note_before, emit_note_after, emit_note): Update
17725 parameter to be enum insn_note; do not deal with source
17727 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17728 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17730 (merge_blocks_move_successor_nojumps): Simplify now when
17731 we don't have BLOCK notes.
17732 (try_optimize_cfg): Likewise.
17733 * cfglayout.c (skip_insns_after_block): Likewise.
17734 (record_effective_endpoints): Likewise.
17735 (duplicate_insn_chain): Likewise.
17736 * varasm.c (output_constant_pool_1): Likewise.
17737 * sched-deps.c (sched_analyze): Likewise.
17738 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17740 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17741 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17742 (SET_INSN_DELETED): Simplify.
17743 (NOTE_LINE_NUMBER): Exterminate.
17744 (NOTE_LINE_KIND): New.
17745 (NOTE_INSN_BASIC_BLOCK_P): Update.
17746 (enum insn_note): Simplify.
17747 (GET_NOTE_INSN_NAME) Simplify.
17748 (emit_note_before, emit_note_after, emit_note): Update prototype.
17749 (squeeze_notes): Remove.
17750 * sched-int.h (NOTE_NOT_BB_P): Update.
17751 * resource.c (mark_target_live_regs): Update.
17752 * sched-rgn.c (debug_dependencies): Update.
17753 * sched-vis.c (print_insn): Update.
17754 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17755 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17756 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17757 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17758 (split_branches): Update.
17759 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17761 (sh_adjust_unroll_max): Exterminate.
17762 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17763 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17764 (m68hc11_reorg): Likewise.
17765 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17766 (emit_predicate_relation_info): Update.
17767 (process_for_unwind_directive): Update.
17768 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17769 (output_call): Update.
17770 * config/pa/pa.c (output_lbranch): Update.
17771 (output_millicode_call): Update.
17772 (output_call): Update.
17773 (pa_combine_instructions): Update.
17774 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17775 * config/bfin/bfin.c (gen_one_bundle): Update.
17776 * cfgrtl.c (can_delete_note_p): Update.
17777 (delete_insn): Update.
17778 (rtl_merge_blocks): Update.
17779 (commit_one_edge_insertion): Update.
17780 (rtl_verify_flow_info): Update.
17781 * stmt.c (expand_case): Do not call squeeze_notes.
17783 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17790 * c.opt (Wtype-limits): New.
17791 * doc/invoke.texi (Wtype-limits): Document it.
17792 (Wextra): Enabled by -Wextra.
17793 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17794 * c-common.c (shorten_compare): Warn with Wtype-limits.
17796 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17798 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17799 inlined function, not as a macro.
17800 (_mm_alignr_pi8): Ditto.
17801 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17802 (_mm_inserti_si64): Ditto.
17803 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17804 (_mm_extract_epi16): Ditto.
17805 (_mm_insert_epi16): Ditto.
17806 (_mm_shufflehi_epi16): Ditto.
17807 (_mm_shufflelo_epi16): Ditto.
17808 (_mm_shuffle_epi32): Ditto.
17809 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17810 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17812 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17814 (_m_to_float): Use C89 compatible assignment.
17816 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17819 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17821 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17824 * doc/invoke.texi (Wreturn-type): Complete description.
17825 (Wextra): Delete item about return-type warning.
17826 * c-decl.c: Delete redundant Wextra warning.
17828 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17831 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17832 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17833 inlined function, not as a macro.
17834 (_mm_prefetch): Ditto.
17835 (_m_pextrw): Ditto.
17836 (_mm_insert_pi16): Ditto.
17837 (_m_pinsrw): Ditto.
17838 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17839 (_m_pshufw): Ditto. Add const to __N argument.
17840 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17841 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17842 (_mm_slli_epi32): Ditto.
17843 (_mm_srli_si128): Implement as always inlined function, not as a
17844 macro. Add __inline to function declaration.
17845 (_mm_slli_si128): Ditto.
17847 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17849 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17850 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17852 (struct fenv): New structure.
17853 (FP_HANDLE_EXCEPTIONS): New define.
17854 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17855 (_FP_DECL_EXP): New define.
17856 (FP_INIT_ROUNDMODE): New define.
17857 (FP_ROUNDMODE): New define.
17859 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17861 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17862 (Wconversion): Update description.
17863 (Wconversion-sign): New.
17864 * c.opt (Wconversion-sign): New.
17865 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17866 means disabled for C++. Otherwise, take the status of Wconversion.
17867 * c-common.c (conversion_warning): Warn with either Wconversion or
17869 (warnings_for_convert_and_check): Conditions are already checked by
17870 conversion_warning.
17871 (convert_and_check): Don't check warnings if the conversion failed.
17873 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17874 Anatoly Sokolov <aesok@dol.ru>
17876 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17877 avr_epilogue_uses) : Add declaration.
17878 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17879 * config/avr/constraints.md (R): New constraint.
17880 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17881 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17882 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17883 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17884 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17885 call_prologue_saves, epilogue_restores, return_from_epilogue,
17886 return_from_main_epilogue, return_from_interrupt_epilogue,
17887 return_from_naked_epilogue, prologue, epilogue): New patterns.
17888 (jump): Handle symbol reference.
17889 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17890 avr_output_function_prologue, avr_output_function_epilogue): Remove
17892 (avr_init_machine_status, expand_prologue, expand_epilogue,
17893 avr_asm_function_end_prologue, avr_epilogue_uses,
17894 avr_asm_function_begin_epilogue): New functions.
17895 (prologue_size, epilogue_size, jump_tables_size): Remove global
17897 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17898 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17899 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17900 (avr_override_options): Initialise init_machine_status.
17901 (output_movhi): Handle all stack pointer loads.
17902 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17903 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17904 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17905 (EPILOGUE_USES) Redefine.
17906 (machine_function) Declare.
17908 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17910 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17911 Use a single return statement.
17913 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17915 PR middle-end/30250
17916 * builtins.c (do_mpfr_lgamma_r): New.
17917 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17918 * tree.h (CASE_FLT_FN_REENT): New.
17920 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17922 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17923 (output_die): Use 'unsigned long' with %x.
17924 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17925 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17926 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17928 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17930 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17935 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17936 true if function has no argument.
17938 2007-05-18 DJ Delorie <dj@redhat.com>
17940 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17941 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17943 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17945 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17946 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17947 count_trailing_zeros.
17948 (__i386__): Implement count_leading_zeros using __builtin_clz().
17949 Implement count_trailing_zeros usign __builtin_ctz().
17951 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17953 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17955 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17957 PR middle-end/31344
17958 * expr.c (emit_move_change_mode): Change mode of push operands here.
17960 2007-05-17 Ian Lance Taylor <iant@google.com>
17962 PR tree-optimization/31953
17963 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17964 Change all callers.
17965 (set_value_range_to_null): Call set_value_range_to_value.
17966 (extract_range_from_comparison): Likewise.
17968 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17970 * toplev.c (print_version): Output GMP/MPFR version info.
17972 * builtins.c (CASE_MATHFN_REENT): New macro.
17973 (mathfn_built_in): Use it.
17974 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17975 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17976 BUILT_IN_LGAMMAL_R): New.
17977 * doc/extend.texi: Document new builtins.
17979 PR middle-end/31796
17980 * builtins.c (do_mpfr_remquo): New.
17981 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17982 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17984 PR middle-end/30251
17985 * builtins.c (fold_builtin_1): Handle y0, y1.
17986 (fold_builtin_2): Handle yn.
17988 PR middle-end/30251
17989 * builtins.c (do_mpfr_bessel_n): New.
17990 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17991 (fold_builtin_2): Handle BUILT_IN_JN.
17993 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17996 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17997 TYPE_PRECISION (intmax_type_node).
17999 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18002 * reload.c (subst_reloads): Remove checking.
18004 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18006 PR rtl-optimization/31691
18007 * combine.c (simplify_set): Build a new src pattern instead of
18008 substituting its operands in the COMPARE case.
18010 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18012 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18013 (execute_vrp): Preserve loops through jump threading.
18014 * tree-ssa-threadupdate.c (thread_single_edge,
18015 dbds_continue_enumeration_p, determine_bb_domination_status,
18016 thread_through_loop_header): New functions.
18017 (create_edge_and_update_destination_phis,
18018 create_edge_and_update_destination_phis): Set loops for the new blocks.
18019 (prune_undesirable_thread_requests): Removed.
18020 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18022 (thread_block): Do not call prune_undesirable_thread_requests.
18024 (mark_threaded_blocks): Select edges to thread here.
18025 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18026 Thread edges through loop headers independently.
18027 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18028 * tree-pass.h (TODO_mark_first_instance): New.
18029 (first_pass_instance): Declare.
18030 * cfghooks.c (duplicate_block): Put the block to the original loop
18031 if copy is not specified.
18032 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18033 jump threading. Pass may_peel_loop_headers to
18034 thread_through_all_blocks according to first_pass_instance.
18035 * cfgloop.h (create_preheader): Declare.
18036 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18037 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18038 * passes.c (first_pass_instance): New variable.
18039 (next_pass_1): Set TODO_mark_first_instance.
18040 (execute_todo): Set first_pass_instance.
18042 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18044 PR tree-optimization/24659
18045 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18046 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18047 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18048 OTI_vec_pack_ufix_trunc.
18049 (vec_unpacks_float_hi_optab): Define new macro.
18050 (vec_unpacks_float_lo_optab): Ditto.
18051 (vec_unpacku_float_hi_optab): Ditto.
18052 (vec_unpacku_float_lo_optab): Ditto.
18053 (vec_pack_sfix_trunc_optab): Ditto.
18054 (vec_pack_ufix_trunc_optab): Ditto.
18055 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18056 and vec_pack_[s|u]fix_trunc_optab using
18057 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18058 * tree-vectorizer.c (supportable_widening_operation): Handle
18059 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18060 (supportable_narrowing_operation): New function.
18061 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18062 * tree-vect-transform.c (vectorizable_conversion): Handle
18063 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18064 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18065 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18066 to check for target support.
18067 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18068 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18069 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18070 for VEC_PACK_FIX_TRUNC_EXPR.
18071 (expand_binop): Special case mode of the result for
18072 vec_pack_[u|s]fix_trunc_optab.
18073 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18074 vec_pack_[u|s]fix_trunc_optab.
18076 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18077 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18078 * tree-pretty-print.c (dump_generic_node): Handle
18079 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18080 VEC_PACK_FIX_TRUNC_EXPR.
18082 * expr.c (expand_expr_real_1): Ditto.
18083 * tree-inline.c (estimate_num_insns_1): Ditto.
18084 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18086 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18087 (vec_unpacks_float_lo_v8hi): Ditto.
18088 (vec_unpacku_float_hi_v8hi): Ditto.
18089 (vec_unpacku_float_lo_v8hi): Ditto.
18090 (vec_unpacks_float_hi_v4si): Ditto.
18091 (vec_unpacks_float_lo_v4si): Ditto.
18092 (vec_pack_sfix_trunc_v2df): Ditto.
18094 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18096 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18097 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18098 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18099 [vec_pack_ufix_trunc]: Ditto.
18100 [vec_unpacks_float_hi]: Ditto.
18101 [vec_unpacks_float_lo]: Ditto.
18102 [vec_unpacku_float_hi]: Ditto.
18103 [vec_unpacku_float_lo]: Ditto.
18105 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18107 * soft-fp/README: Update for new files.
18108 * soft-fp/floattisf.c: New file.
18109 * soft-fp/floattidf.c: New file.
18110 * soft-fp/floattitf.c: New file.
18111 * soft-fp/floatuntisf.c: New file.
18112 * soft-fp/floatuntidf.c: New file.
18113 * soft-fp/floatuntitf.c: New file.
18114 * soft-fp/fixsfti.c: New file.
18115 * soft-fp/fixdfti.c: New file.
18116 * soft-fp/fixtfti.c: New file.
18117 * soft-fp/fixunssfti.c: New file.
18118 * soft-fp/fixunsdfti.c: New file.
18119 * soft-fp/fixunstfti.c: New file.
18120 * soft-fp/extendxftf.c: New file.
18121 * soft-fp/trunctfxf.c: New file.
18123 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18124 (__trunctfxf2): Ditto.
18126 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18127 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18128 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18129 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18130 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18131 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18133 * config/i386/t-fprules-softfp64: New file.
18134 * config/i386/sfp-machine.h: New file.
18135 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18136 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18137 and soft-fp/t-softfp to tmake_file.
18138 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18139 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18141 * config/i386/t-linux64 (softfp_wrap_start): New.
18142 (softfp_wrap_end): New.
18143 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18144 supported for TARGET_64BIT.
18146 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18148 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18149 c_common_unsigned_type behavior.
18151 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18153 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18156 2007-05-16 Eric Christopher <echristo@apple.com>
18158 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18159 saving after stack push. Set sp_offset whenever we push.
18160 (rs6000_emit_epilogue): Move altivec register restore before
18163 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18165 * configure.ac: Allow sysroots to be relocated under $prefix as
18166 well as $exec_prefix.
18167 * configure: Regenerate.
18169 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18173 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18175 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18176 (gcc_tooldir): Likewise.
18177 * configure: Regenerate.
18178 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18179 old configure.ac gcc_tooldir setting.
18180 (prefix_to_exec_prefix): New variable.
18181 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18182 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18184 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18186 * c-typeck.c (build_binary_op): Return early for error.
18188 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18190 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18191 struct nb_iter_bound.
18192 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18193 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18194 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18195 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18196 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18197 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18198 (del_scev_info): Use ggc_free.
18199 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18200 * loop-init.c: Include ggc.h.
18201 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18202 (loop_optimizer_finalize): Use ggc_free.
18203 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18204 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18205 pass_iv_optimize): Add TODO_ggc_collect.
18206 * function.h (struct function): Remove skip marker from
18208 * cfgloop.c: Include ggc.h.
18209 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18211 (establish_preds): Vector superloops is gc allocated.
18212 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18214 (flow_loops_find): Vector larray is gc allocated.
18215 (loop_exit_free): Use ggc_free.
18216 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18217 that head of exits list is now not a part of struct loop.
18218 (record_loop_exits): Allocate exits table in gc memory.
18219 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18220 that head of exits list is now not a part of struct loop.
18221 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18222 struct loop_exit): Add GTY marker.
18223 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18224 Add skip marker to aux field. Make head of exits list a separate
18226 (struct loops): Add GTY marker. Make larray vector gc allocated.
18227 Add param marker to exits table.
18228 (get_loops): Type changed.
18229 * Makefile.in (tree-scalar-evolution.o): Add
18230 gt-tree-scalar-evolution.h dependency.
18231 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18232 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18233 * basic-block.h (struct basic_block_def): Remove skip marker from
18236 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18238 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18239 of 0 in the call to expand_expr().
18240 (expand_builtin_mathfn_3): Ditto.
18241 (expand_builtin_interclass_mathfn): Ditto.
18242 (expand_builtin_cexpi): Ditto.
18243 (expand_builtin_int_roundingfn): Ditto.
18244 (expand_builtin_int_roundingfn_2): Ditto.
18245 (expand_builtin_pow): Ditto.
18246 (expand_builtin_powi): Ditto.
18247 (expand_builtin_bswap): Ditto.
18248 (expand_builtin_unop): Ditto.
18249 (expand_builtin_fabs): Ditto.
18250 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18251 the call to expand_expr().
18252 (expand_builtin_sync_operation): Ditto.
18253 (expand_builtin_compare_and_swap): Ditto.
18254 (expand_builtin_lock_test_and_set): Ditto.
18255 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18256 instead of 0 in the call to expand_expr().
18257 (expand_builtin_extract_return_addr): Ditto.
18258 (expand_builtin_eh_return): Ditto.
18259 (expand_eh_return): Ditto.
18260 * explow.c (expr_size): Ditto.
18261 * expr.c (optimize_bitfield_assignment_op): Ditto.
18262 (expand_assignement): Ditto.
18263 (store_expr): Ditto.
18264 (store_field): Ditto.
18265 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18266 the call to expand_expr().
18267 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18268 in the call to expand_expr().
18269 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18270 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18271 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18273 * optabs.c (expand_vec_shift_expr): Ditto.
18274 (expand_vec_cond_expr): Ditto.
18275 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18276 call to expand_expr().
18277 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18278 in the call to expand_expr().
18280 2007-05-14 Dave Korn <dave.korn@artimi.com>
18282 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18284 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18286 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18287 instead of c_common_unsigned_type.
18288 (c_common_unsigned_type): Remove.
18289 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18290 c_common_unsigned_type.
18291 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18292 c_common_unsigned_type.
18293 * c-common.h (c_common_unsigned_type): Remove.
18294 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18295 c_common_unsigned_type.
18296 * c-format.c (check_format_types): Use unsigned_type_for instead of
18297 c_common_unsigned_type.
18298 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18299 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18300 of c_common_unsigned_type.
18301 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18302 lang_hooks.types.unsigned_type.
18303 * expmed.c (make_tree): Use unsigned_type_for instead of
18304 lang_hooks.types.unsigned_type.
18305 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18306 lang_hooks.types.unsigned_type.
18307 (build_range_check): Likewise.
18308 (fold_unary): Likewise.
18309 (fold_binary): Likewise.
18310 (fold_ternary): Likewise.
18311 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18312 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18313 * tree.c (get_unsigned_type): New.
18314 (unsigned_type_for): Use get_unsigned_type instead of
18315 lang_hooks.types.unsigned_type.
18317 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18319 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18320 to m68k_get_function_kind. Update its prototype.
18321 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18323 (m68k_interrupt_function_p): Return enum m68k_function_type
18324 instead of bool. Rename to m68k_get_function_kind.
18325 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18326 target is not fido.
18327 (m68k_compute_frame_layout): Don't mark any register for save
18328 if an interrupt_thread attribute is specified.
18329 (m68k_hard_regno_rename_ok): Update a use of
18330 m68k_interrupt_function_p.
18331 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18332 m68k_interrupt_function_p.
18333 (m68k_function_type): New.
18334 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18335 for a function with an interrupt_thread attribute.
18336 * doc/extend.texi: Document the interrupt_thread attribute.
18338 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18340 Fix PR tree-optimization/31911
18341 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18342 if they didn't change the expression.
18344 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18346 * tree-scalar-evolution.c (resolve_mixers): Exported.
18347 * tree-scalar-evolution.h (resolve_mixers): Declare.
18348 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18349 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18350 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18351 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18352 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18353 strip_conversion, analyze_offset_expr, address_analysis,
18354 object_analysis, analyze_offset): Removed.
18355 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18356 split_constant_offset, canonicalize_base_object_address,
18357 object_address_invariant_in_loop_p, disjoint_objects_p,
18358 dr_may_alias_p, dr_address_invariant_p): New functions.
18359 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18360 and dr_analyze_alias.
18361 (initialize_data_dependence_relation): Use dr_may_alias_p
18362 and object_address_invariant_in_loop_p.
18363 (compute_self_dependence): Handle the case when
18364 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18365 (find_data_references_in_stmt): Restrict the analysis of data
18366 references to the given loop nest.
18367 (find_data_references_in_loop): Made static. Pass loop nest to
18368 find_data_references_in_stmt.
18369 (compute_data_dependences_for_loop): Use DR_VOPS.
18370 (free_data_ref): Free DR_VOPS.
18371 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18372 (struct innermost_loop_behavior): ... new.
18373 (struct base_object_info): Replaced by ...
18374 (struct indices): ... new.
18375 (struct dr_alias): New.
18376 (enum data_ref_type): Removed.
18377 (struct data_reference): Consist of struct innermost_loop_behavior,
18378 struct indices and struct dr_alias.
18379 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18380 (DR_MEMTAG): Renamed to ...
18381 (DR_SYMBOL_TAG): ... this.
18382 (find_data_references_in_loop): Declaration removed.
18383 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18384 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18385 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18386 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18388 2007-05-13 Revital Eres <eres@il.ibm.com>
18390 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18391 which walks virtual def-use chains to find redundant stores.
18392 (dse_optimize_stmt): Call it.
18394 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18396 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18397 * passes.c (init_optimization_passes): Move pass_jump_bypass
18400 * basic-block.h (bb_has_eh_pred): Fix style issue.
18402 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18404 PR rtl-optimization/31848
18405 * loop-invariant.c (move_invariant_reg): If we move an insn
18406 with a REG_EQUAL note, and that insn is not always executed,
18407 remove the REG_EQUAL note.
18409 2007-05-12 Richard Guenther <rguenther@suse.de>
18411 PR tree-optimization/31797
18412 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18413 propagate into a stmt that has volatile ops.
18415 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18417 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18418 (gcc_tooldir): Likewise.
18419 * configure: Regenerate.
18420 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18421 old configure.ac gcc_tooldir setting.
18422 (prefix_to_exec_prefix): New variable.
18423 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18424 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18426 2007-05-11 Silvius Rus <rus@google.com>
18428 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18429 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18430 * c-common.h (strict_aliasing_warning): Change return type.
18431 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18432 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18433 (build_c_cast): Condition call to strict_aliasing_warning.
18434 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18435 * flags.h (set_Wstrict_aliasing): Declare.
18436 * opts.c (set_Wstrict_alising): Define, add call to.
18437 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18438 * tree-ssa-alias-warnings.c: New file.
18439 * tree-ssa-alias.c (compute_may_aliases): Add call to
18440 strict_aliasing_warning_backend.
18442 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18444 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18445 Use loop_depth and loop_outer accessor functions.
18446 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18447 determine_invariantness_stmt, move_computations_stmt): Ditto.
18448 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18449 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18450 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18451 * tree-scalar-evolution.c (interpret_loop_phi,
18452 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18453 instantiate_parameters_1, scev_const_prop): Ditto.
18454 * cfghooks.c (make_forwarder_block): Ditto.
18455 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18456 * modulo-sched.c (loop_canon_p): Ditto.
18457 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18458 slpeel_can_duplicate_loop_p): Ditto.
18459 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18460 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18461 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18462 cancel_loop, verify_loop_structure): Ditto.
18463 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18464 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18465 superloops vector instead of "pred" array.
18466 (establish_preds): Take father loop as an argument. Initialize the
18468 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18469 Do not initialize loop->outer.
18470 (flow_loop_tree_node_remove): Truncate the superloops vector.
18471 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18472 "pred" merged to "superloops" vector.
18473 (loop_depth, loop_outer): New.
18474 (fel_init): Use loop_outer.
18476 2007-05-11 Jan Hubicka <jh@suse.cz>
18478 * cgraphunit.c: Include gt-cgraphunit.h
18479 (static_ctors, static_dtors): New static vars.
18480 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18481 based on implementation in c-common.c
18482 (cgraph_finalize_function): Call record_cdtor_fn.
18483 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18484 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18485 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18486 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18487 build_cdtor, c_build_cdtor_fns): Remove.
18488 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18489 c_build_cdtor_fns): Remove prototype.
18491 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18494 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18495 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18496 * builtins.c (fold_builtin_memchr): New.
18497 (expand_builtin_memchr): Call the latter.
18498 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18499 * doc/extend.texi ([Other built-in functions provided by GCC]):
18502 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18504 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18505 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18506 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18507 PFPO_OP1_TYPE_SHIFT): Constants added.
18508 (DFP_ALL): Mode macro defined.
18509 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18510 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18511 Insn definitions added.
18512 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18513 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18516 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18518 PR tree-optimization/31885
18519 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18520 NULL_TREE to be undetermined.
18521 (automatically_generated_chrec_p): Return false for NULL.
18523 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18525 * config/bfin/bfin.h (MOVE_RATIO): Define.
18527 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18529 * config.gcc (sparc-wrs-vxworks): New target.
18530 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18531 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18532 * config/sparc/sparc.h: Include vxworks-dummy.h.
18533 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18534 include LABEL_REFs too.
18535 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18536 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18538 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18540 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18541 (sparc_emit_call_insn): New function.
18542 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18543 functions when generating VxWorks PIC.
18544 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18545 (call, call_value): Use sparc_emit_call_insn instead of
18548 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18550 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18552 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18554 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18555 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18556 split_double instead of operand_subword.
18558 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18560 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18561 * config/bfin/bfin.c (bfin_local_alignment): New function.
18562 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18564 2007-05-08 Chao-ying Fu <fu@mips.com>
18566 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18567 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18568 (smsub_widen_optab, umsub_widen_optab): Define.
18569 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18571 * genopinit.c (optabs): Fill in smsub_widen_optab and
18573 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18574 and umsub_widen_optab to implement multiply-subtract sequences.
18575 * config/mips/mips.md (*msac<u>_di): Rename to...
18576 (<u>msubsidi4): ...this. Extend condition to include
18577 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18578 of operand 0 to "ka" and use the three-operand form of msub<u>
18580 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18583 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18585 PR rtl-optimization/28011
18586 * reload.c (push_reload): Set dont_share if IN appears in OUT
18587 also when IN is a PLUS rtx.
18588 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18591 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18593 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18594 call unshare_all_decls.
18595 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18596 (unshare_all_decls): Remove.
18598 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18601 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18604 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18605 Nigel Stephens <nigel@mips.com>
18607 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18608 Update comments and all uses.
18609 (MIN_FPRS_PER_FMT): Define.
18610 * config/mips/mips.c (function_arg): Fix to correctly handle
18611 the -mips32r2 -mfp64 -mabi=32 case.
18612 (override_options): Enable use of odd-numbered registers for
18613 SFmode values on MIPS32.
18614 (mips_save_reg_p): Save whole floating-point register pair if
18615 either half is used.
18616 (compute_frame_size): Fix comment.
18618 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18620 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18621 argument of type bool.
18622 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18623 argument. Safely select temporary P register according to it.
18624 (do_link): Change call site of add_to_reg accordingly.
18625 (do_unlink): Add epilogue_p as a fourth argument and pass it
18627 (expand_interrupt_handler_epilogue): Change call of do_unlink
18629 (bfin_expand_prologue): Add a third argument sibcall_p.
18630 * config/bfin/bfin.md (epilogue): Change call of
18631 bfin_expand_epilogue accordingly.
18632 (sibcall_epilogue): Likewise.
18633 (eh_return_internal): Likewise.
18635 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18636 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18637 * config/bfin/bfin.c (bfin_handle_option): Handle
18638 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18639 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18640 Support bf534, bf536 and bf561.
18641 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18643 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18646 * config/i386/i386.c (ix86_function_regparm): Process local
18647 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18649 2007-05-07 Mike Stump <mrs@apple.com>
18651 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18652 also checks for and while statements in C++.
18654 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18656 * gcc.c (at_file_supplied): New variable.
18657 (main): Set it if we expanded argv.
18658 (do_spec_1): Pass an @-file to the linker if we were called with
18659 an @-file argument and HAVE_GNU_LD.
18660 * collect2.c (at_file_supplied): New variable.
18661 (response_file): New variable.
18662 (collect_exit): Unlink response_file if necessary.
18663 (handler): Likewise.
18664 (do_wait): Likewise.
18665 (main): Set at_file_supplied if we expanded argv.
18666 (collect_execute): Pass an @-file to subprocesses if we were called
18667 with an @-file argument.
18668 * configure.ac: Add define for HAVE_GNU_LD.
18669 * configure: Regenerate.
18670 * config.in: Regenerate.
18672 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18674 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18675 operand to HI mode.
18680 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18682 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18683 (TARGET_ENCODE_SECTION_INFO): Re-define.
18684 (m32c_encode_section_info): New
18685 (function_vector_handler): New
18686 (current_function_special_page_vector): New
18687 (m32c_special_page_vector_p): New.
18688 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18690 * config/m32c/jump.md: Added instruction JSRS for functions
18691 with attribute "function_vector".
18692 * doc/extend.texi (function_vector): Added description
18693 for M16C, M32C targets.
18695 2007-05-07 DJ Delorie <dj@redhat.com>
18698 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18699 ashrpsi3, lshrpsi3): Update shift count constraint.
18701 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18702 Nathan Froyd <froydnj@codesourcery.com>
18705 * c-incpath.c (add_path): Strip trailing path separators.
18707 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18709 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18710 Free dominance info before purging EH edges.
18711 (eliminate_degenerate_phis): Likewise.
18712 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18714 2007-05-07 Jan Hubicka <jh@suse.cz>
18716 * gimplify.c (gimplify_expr): Do not crash when folding
18717 (void *)(int)&a + 4.
18719 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18722 * c-opts.c (lang_fortran): Make it non static.
18723 * c-common.h (lang_fortran): New prototype.
18724 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18725 -lang-fortran option was passed by the driver.
18727 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18729 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18730 of ASSERT_CHECKING. Tweak message.
18732 2007-05-06 Revital Eres <eres@il.ibm.com>
18735 * loop-unroll.c (insert_var_expansion_initialization):
18736 Initialize the expansions with -zero instead of +zero.
18738 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18740 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18741 into pic and non-pic versions. Mark r19 as used for
18742 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18743 for tgd_load, tld_load and tie_load .
18744 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18745 version of tgd_load, tld_load and tie_load depending on the
18748 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18749 Jakub Jelinek <jakub@redhat.com>
18751 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18752 (__do_global_dtors_aux): Use more paranoid loop to run
18753 destructors if HIDDEN_DTOR_LIST_END.
18754 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18756 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18758 * varasm.c (align_variable): Don't increase alignment for
18759 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18760 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18762 2007-05-04 Josh Conner <jconner@apple.com>
18764 * basic-block.h (cdi_direction): Assign values to all enumeration
18766 (dom_computed): Remove.
18767 (dom_info_state): New.
18768 (set_dom_info_availability): New.
18769 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18770 walk_data.dom_direction.
18771 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18772 instead of dom_computed[].
18773 (split_edge): Likewise.
18774 (create_basic_block): Likewise.
18775 (merge_blocks): Likewise.
18776 * ifcvt.c (find_if_header): Likewise.
18777 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18778 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18779 * tree-ssa.c (verify_ssa): Likewise.
18780 * tree-cfg.c (tree_verify_flow_info): Likewise.
18781 (remove_edge_and_dominated_blocks): Likewise.
18782 * dominance.c (dom_computed): Make static.
18783 (calc_dfs_tree_nonrec): Change third param to a bool.
18784 (calc_dfs_tree): Change second param to a bool.
18785 (calc_idioms): Change second param to a bool. Use
18786 dom_convert_dir_to_idx.
18787 (init_dom_info): Validate dir before using.
18788 (dom_convert_dir_to_idx): New.
18789 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18790 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18791 (free_dominance_info): Use dom_convert_dir_to_idx.
18792 (get_immediate_dominator): Likewise.
18793 (set_immediate_dominator): Likewise.
18794 (get_dominated_by): Likewise.
18795 (redirect_immediate_dominators): Likewise.
18796 (nearest_common_denominator): Likewise.
18797 (dominated_by_p): Likewise.
18798 (bb_dom_dfs_in): Likewise.
18799 (bb_dom_dfs_out): Likewise.
18800 (recount_dominator): Likewise.
18801 (iterate_fix_dominators): Likewise.
18802 (add_to_dominance_info): Likewise.
18803 (delete_from_dominance_info): Likewise.
18804 (first_dom_son): Likewise.
18805 (next_dom_son): Likewise.
18806 (dom_info_available_p): Likewise.
18807 (dom_info_state): New.
18808 (set_dom_info_availability): New.
18810 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18812 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18814 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18816 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18818 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18819 (subdi3, subdi_carry): Delete.
18821 2007-05-04 Jan Hubicka <jh@suse.cz>
18822 Richard Guenther <rguenther@suse.de>
18824 * opts.c (decode_options): Do not fiddle with inlining
18825 parameters in case of optimizing for size.
18826 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18827 for size do nothing.
18828 (cgraph_decide_inlining_of_small_function): When optimizing for
18829 size never inline functions increasing caller size.
18830 (cgraph_early_inlining): Inline for size when optimizing for size.
18832 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18834 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18835 logical operations piecewise.
18836 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18837 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18838 subdi_sesidi_di): Delete.
18839 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18840 the generated sequence. Allow three-reg add in constraints. Rewrite
18841 the rtl expression for carry to avoid zero_extend of a constant.
18842 (sub_with_carry): New pattern.
18843 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18844 different sequence not involving jumps.
18845 (notbi): Now a named pattern.
18847 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18849 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18850 Add the note about a significant loss of accuracy of some
18851 mathematical routines when these options are used.
18853 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18855 * haifa-sched.c (rtx_vec_t): New typedef.
18856 (contributes_to_priority_p): Extract piece of priority () into new
18858 (priority): Use the function. Add assertion.
18859 (rank_for_schedule, set_priorities): Add assertion to check that
18860 insn's priority is initialized.
18861 (clear_priorities, calc_priorities): Change signature. Make it update
18862 all relevant insns. Update all callers ('add_to_speculative_block ()'
18863 and 'create_block_check_twin ()').
18864 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18865 Add new field 'priority_status'.
18866 (INSN_PRIORITY_STATUS): New macro.
18867 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18869 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18871 * sched-ebb.c (debug_ebb_dependencies): New static function.
18872 (init_ready_list): Use it.
18874 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18875 with changed signature and 'debug_rgn_dependencies ()'.
18876 (debug_rgn_dependencies): New static function.
18877 (init_ready_list): Use it.
18879 * sched-int.h (debug_dependencies): Declare.
18881 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18883 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18885 2007-05-04 Dirk Mueller <dmueller@suse.de>
18887 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18889 2007-05-03 Jan Hubicka <jh@suse.cz>
18891 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18892 ((T1)X op (T1)Y), for pointer type in more cases than before.
18894 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18896 * tree-object-size.c (plus_expr_object_size): When operand size is
18897 unknown, return unknown.
18899 2007-05-03 Dirk Mueller <dmueller@suse.de>
18901 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18903 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18906 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18908 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18910 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18912 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18914 * config/soft-fp/double.h, config/soft-fp/extended.h,
18915 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18916 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18917 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18918 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18921 2007-05-03 Ian Lance Taylor <iant@google.com>
18923 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18924 MASK_PPC_GFXOPT for 8540 or 8548.
18926 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18928 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18929 vect_print_dump_info() to output debug information.
18931 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18934 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18935 operands of size 2 when operand is not MEM_P.
18937 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18939 PR tree-optimization/30565
18940 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18942 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18944 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18945 (umulsi3_highpart): Use them.
18946 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18947 for final accumulator to D regisster tranfser.
18949 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18951 PR tree-optimization/31699
18952 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18954 (vect_enhance_data_refs_alignment): Compute peel amount using
18955 TYPE_VECTOR_SUBPARTS instead of vf.
18956 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18958 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18961 * system.h: Remove inclusion of double-int.h
18962 * tree.h: Include double-int.h
18963 * gengtype.c: Likewise
18964 * cfgloop.h: Likewise
18965 * Makefile.in: Adjust dependencies on double-int.h
18967 2007-05-02 Eric Christopher <echristo@apple.com>
18969 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18970 -shared to -Zdynamiclib.
18972 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18975 * c-common.c (strip_pointer_or_array_types): New function.
18976 * c-common.h (strip_pointer_or_array_types): New function declaration.
18978 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18980 PR tree-optimization/31771
18981 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18983 2007-05-02 Paul Brook <paul@codesourcery.com>
18985 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18987 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18989 PR middle-end/29715
18990 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18993 2007-05-02 Nick Clifton <nickc@redhat.com>
18995 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18997 2007-05-02 Richard Guenther <rguenther@suse.de>
18999 PR tree-optimization/31146
19000 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19001 argument, single_use_p. If we have a single use that is
19002 a conversion to the definition rhs type, propagate that rhs.
19003 (forward_propagate_addr_expr): Pass single_use_p argument
19004 to forward_propagate_addr_expr_1.
19006 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19008 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19011 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19013 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19014 'AMD Family 10 core'.
19016 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19018 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19019 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19020 with SSE3 instruction set support.
19021 * doc/invoke.texi: Likewise.
19023 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19025 * config/i386/i386.c (override_options): Tuning 32-byte loop
19026 alignment for amdfam10 architecture. Increasing the max loop
19027 alignment to 24 bytes.
19029 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19031 * config/m68k/constraints.md: New.
19032 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19033 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19034 EXTRA_CONSTRAINT): Remove.
19035 * config/m68k/m68k.md: Include constraints.md.
19036 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19038 2007-05-01 Ian Lance Taylor <iant@google.com>
19040 PR tree-optimization/31739
19041 * tree-vrp.c (vrp_val_is_max): New static function.
19042 (vrp_val_is_min): New static function.
19043 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19045 (set_value_range): Use vrp_val_is_{max,min}.
19046 (extract_range_from_assert): Likewise.
19047 (extract_range_from_binary_expr): Likewise.
19048 (extract_range_from_unary_expr): Likewise.
19049 (dump_value_range, vrp_meet): Likewise.
19050 (vrp_visit_phi_node): Likewise.
19051 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19053 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19055 * config/i386/gmon-sol2.c (size_t): New type.
19056 (intptr_t): Likewise.
19057 (s_textsize): Declare as size_t.
19059 (monstartup): Use size_t for sizes.
19060 (_mcount): Save and restore registers.
19061 (internal_mcount): Pass 0 as the first argument to monstartup
19063 (moncontrol): Convert pointer to appropriately sized integer
19064 before passing to profil.
19066 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19068 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19069 __NO_FPRS__, not just if _SOFT_DOUBLE.
19070 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19071 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19072 also for E500 double.
19073 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19074 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19077 2007-05-01 Richard Guenther <rguenther@suse.de>
19079 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19082 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19084 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19086 2007-05-01 Jan Hubicka <jh@suse.cz>
19088 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19091 2007-05-01 Jan Hubicka <jh@suse.cz>
19093 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19094 (maybe_fold_offset_to_reference): Declare.
19095 * fold-const.c (fold_unary): Do not fold
19096 (type *)&A into &A->field_of_type_and_offset_0
19097 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19098 size is unknown, give up.
19099 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19101 (maybe_fold_offset_to_reference): New.
19102 (maybe_fold_stmt_indirect): Use it.
19103 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19104 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19106 (gimplify_expr): Likewise for plus_expr.
19108 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19110 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19111 bsi_after_labels. Always insert statements before bsi.
19112 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19113 * predict.c (apply_return_prediction): Check for empty blocks.
19114 * cfgexpand.c (lab_rtx_for_bb): New variable.
19115 (label_rtx_for_bb): Do not create new tree labels.
19116 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19117 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19118 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19120 (label_for_bb): Add field used.
19121 (update_eh_label, main_block_label): Mark the label used.
19122 (cleanup_dead_labels): Remove unused labels.
19124 2007-05-01 Richard Guenther <rguenther@suse.de>
19126 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19127 if it is not about to be set.
19128 (get_value_range): Do not pre-allocate equiv bitmap.
19129 (update_value_range): No need to clear equiv field.
19130 (add_equivalence): Change prototype to get bitmap pointer.
19131 Allocate bitmap here if it is not already.
19132 (extract_range_from_assert): Do not allocate bitmap here.
19133 Update callers to add_equivalence.
19134 (extract_range_from_ssa_name): Likewise.
19135 (get_vr_for_comparison): New static helper.
19136 (compare_name_with_value): Handle NULL equiv bitmap by
19137 peeling the first iteration of the comparison loop.
19138 Use get_vr_for_comparison.
19139 (compare_names): Handle NULL equiv bitmaps by using fake
19140 ones. Use get_vr_for_comparison.
19142 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19144 * double-int.c (mpz_set_double_int): Moved from
19145 tree-ssa-loop-niter.c.
19146 (mpz_get_double_int): Likewise; also, add option to wrap
19147 out-of-range integers.
19148 * double-int.h: New prototypes for above.
19149 * tree.c (get_static_type_bounds): Moved from
19150 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19151 TYPE_MAX_VALUE if they exist..
19152 * tree.h: New prototype for above.
19153 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19154 get_type_bounds calls.
19155 (mpz_set_double_int): Move to double-int.c.
19156 (get_type_bounds): Move to tree.c, rename to
19157 get_static_type_bounds.
19158 (mpz_to_double_int): Move to double-int.c, rename to
19159 mpz_get_double_int.
19161 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19163 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19164 DIV0 exception can fall through to a normal return.
19166 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19168 PR middle-end/22156
19169 Temporarily revert:
19170 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19171 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19172 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19173 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19174 initialize align to silence bogus warning.
19175 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19176 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19178 (struct sra_walk_fns): Remove use_all parameter from use.
19179 (sra_hash_tree): Handle BIT_FIELD_REFs.
19180 (sra_elt_hash): Don't hash bitfld blocks.
19181 (sra_elt_eq): Skip them in parent compares as well. Handle
19183 (sra_walk_expr): Don't maintain or pass down use_all_p.
19184 (scan_use): Remove use_all parameter.
19185 (scalarize_use): Likewise. Re-expand assignment to
19186 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19187 output, and re-scalarize after output. Don't mark anything
19189 (scalarize_ldst): Adjust.
19190 (scalarize_walk_gimple_modify_statement): Likewise.
19191 (build_element_name_1): Handle BIT_FIELD_REFs.
19192 (instantiate_element): Don't warn for any element whose parent
19193 is used as a whole.
19194 (instantiate_missing_elements_1): Return the sra_elt.
19195 (canon_type_for_field): New.
19196 (try_instantiate_multiple_fields): New.
19197 (instantiate_missing_elemnts): Use them.
19198 (mark_no_warning): Removed.
19199 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19200 (REPLDUP, sra_build_elt_assignment): New.
19201 (generate_copy_inout): Use them.
19202 (generate_element_copy): Likewise. Handle bitfld differences.
19203 (generate_element_zero): Don't recurse for blocks. Use
19204 sra_build_elt_assignment.
19205 (generate_one_element_int): Take elt instead of var. Use
19206 sra_build_elt_assignment.
19207 (generate_element_init_1): Adjust.
19208 (scalarize_use, scalarize_copy): Use REPLDUP.
19209 (scalarize_ldst): Move assert before dereference.
19210 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19212 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19215 * tree.c (reconstruct_complex_type): Reconstruct a reference
19217 Also use the same mode for the pointer as the old pointer type.
19219 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19221 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19224 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19226 PR rtl-optimization/31676
19227 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19228 (df_refs_record): Call it.
19230 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19232 * rtl.def (SS_ABS): New code.
19233 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19234 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19235 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19236 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19237 (bfin_init_builtins): Define them.
19238 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19239 (bfin_expand_builtin): ... and handle the others here.
19240 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19241 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19242 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19243 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19244 operand is only HImode.
19246 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19248 * regclass.c (scan_one_insn): Remove splitting of
19251 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19252 Nigel Stephens <nigel@mips.com>
19254 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19256 2007-04-28 Jan Hubicka <jh@suse.cz>
19258 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19259 insn_locators_alloc instead of insn_locators_initialize;
19260 call reset_block_changes.
19261 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19262 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19263 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19264 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19265 * config/score/score.c (th_output_mi_thunk): Likewise.
19266 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19267 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19268 tolerate uninitialized locator info.
19271 * function.c (init_function_start): Don't init line number info.
19272 (expand_function_end): Update.
19273 (reset_block_changes, record_block_change, finalize_block_changes,
19274 check_block_change, free_block_changes): Kill.
19275 * function.h (reset_block_changes, record_block_change,
19276 finalize_block_changes, check_block_change, free_block_changes):
19278 (struct function): Remove ib_boundaries_block.
19279 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19280 Use curr_insn_locator to initialize locator.
19281 (emit_line_note): Remove.
19282 * cfgexpand.c (expand_gimple_cond_expr): Update.
19283 (construct_exit_block): Likewise.
19284 (tree_expand_cfg): Initialize/finalize locators.
19285 * expr.c (expand_expr_real): Update.
19286 * cfglayout.c (line_locators_locs, line_locators_lines,
19287 file_locators_locs, file_locators_files): Remove.
19288 (set_block_levels): Move to cfgexpand.c.
19289 (insn_locators_initialize): Remove.
19290 (pass_insn_locators_initialize): Remove.
19291 (locations_locators_locs, locations_locators_vals): New static vars.
19292 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19294 (insn_locators_alloc, insn_locators_finalize,
19295 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19297 (locator_location): New.
19298 (locator_line, locator_file): Rewrite.
19299 * rtl.h (emit_line_note): Kill.
19300 (insn_locators_alloc, insn_locators_finalize,
19301 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19303 * tree-inline.c (initialize_cfun): Do not initialize
19304 ib_boundaries_block.
19305 * passes.c (pass_insn_locators_initialize): Remove.
19307 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19309 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19310 info. Update last_basic_block correctly.
19312 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19315 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19316 register itself to hold the offset constant. Tell flow the use
19317 of r4 and r5 when they are used.
19319 2007-04-27 Richard Guenther <rguenther@suse.de>
19321 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19322 if we simplified anything.
19323 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19324 warnings until we did a simplification and the stmt was not
19325 marked as TREE_NO_WARNING.
19327 2007-04-27 Mike Stump <mrs@apple.com>
19329 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19331 2007-04-27 Ian Lance Taylor <iant@google.com>
19333 PR middle-end/31710
19334 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19335 TYPE_MAX_VALUE exist, convert them to the new type.
19337 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19339 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19340 if it claims to be available.
19341 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19342 edge is redirected.
19343 (perform_tree_ssa_dce): Always free postdominators.
19345 2007-04-27 Richard Henderson <rth@redhat.com>
19347 * config/alpha/predicates.md (aligned_memory_operand): Mark
19348 as define_special_predicate.
19349 (unaligned_memory_operand, normal_memory_operand): Likewise.
19350 (reg_or_unaligned_mem_operand): Remove.
19351 (any_memory_operand): Match the documentation and check for
19352 non-renumbered pseudos during reload.
19353 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19354 alpha_secondary_reload_class, update to new interface, make static.
19355 Handle CQImode like HImode. Remove FP subreg check.
19356 (alpha_expand_mov): Use replace_equiv_address.
19357 (alpha_expand_mov_nobwx): Use any_memory_operand.
19358 (TARGET_SECONDARY_RELOAD): New.
19359 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19360 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19361 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19362 * config/alpha/alpha.md: ... here.
19363 (RELOAD12, reloadmode): New.
19365 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19366 Don't handle the aligned case here.
19367 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19368 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19369 reload_inhi_help. Don't expect a scratch register.
19370 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19372 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19374 2007-04-27 Richard Guenther <rguenther@suse.de>
19376 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19378 2007-04-27 Richard Guenther <rguenther@suse.de>
19380 PR tree-optimization/30965
19381 PR tree-optimization/30978
19382 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19383 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19384 (find_equivalent_equality_comparison): Likewise.
19385 (simplify_cond): Likewise.
19386 (get_prop_source_stmt): New helper.
19387 (get_prop_dest_stmt): Likewise.
19388 (can_propagate_from): Likewise.
19389 (remove_prop_source_from_use): Likewise.
19390 (combine_cond_expr_cond): Likewise.
19391 (forward_propagate_comparison): New function.
19392 (forward_propagate_into_cond): Rewrite to use fold for
19394 (tree_ssa_forward_propagate_single_use_vars): Call
19395 forward_propagate_comparison to propagate comparisons.
19397 2007-04-27 Richard Guenther <rguenther@suse.de>
19399 PR tree-optimization/31715
19400 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19401 sure to do computation on the offset in an appropriate
19404 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19406 * reload.h (elimination_target_reg_p): Declare.
19407 * reload.c (find_reloads): Don't apply the reg_rtx move
19408 optimization if the SET_DEST satisfies elimination_target_reg_p.
19409 * reload1.c (elimination_target_reg_p): New function.
19410 (gen_reload): In the move/add2 fallback, make sure that op0
19411 does not overlap the destination register.
19413 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19415 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19416 transform only GIMPLE_MODIFY_STMTs.
19417 * tree-complex.c (expand_complex_operations_1): Ditto.
19418 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19419 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19420 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19422 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19423 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19424 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19425 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19426 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19427 slpeel_add_loop_guard): Ditto.
19428 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19429 * lambda-code.c (perfect_nestify): Ditto.
19430 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19431 before the first statement.
19432 * tree-optimize.c (execute_free_datastructures): Fix comments.
19433 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19434 * tree-flow.h (disband_implicit_edges): Declaration removed.
19435 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19437 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19438 COND_EXPRs without gotos.
19439 (disband_implicit_edges, has_label_p): Removed.
19440 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19441 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19443 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19445 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19446 also for COND_EXPRs.
19447 * cfgexpand.c (label_rtx_for_bb): New function.
19448 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19449 Use label_rtx_for_bb to find the labels.
19450 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19451 last block. Detect fallthru edges.
19453 2007-04-26 Ian Lance Taylor <iant@google.com>
19456 * reload.c (find_reloads_subreg_address): If the address was valid
19457 in the original mode but not in the new mode, reload the whole
19460 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19462 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19463 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19464 (cleanup_control_expr_graph): Do not invalidate dominance info.
19465 Record altered blocks.
19466 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19467 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19468 cleanup_tree_cfg_bb): New functions.
19469 (remove_forwarder_block): Do not maintain the worklist of blocks.
19470 Record altered blocks.
19471 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19472 not over whole cfg.
19473 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19474 delete_unreachable_blocks if dominators are not available.
19475 * tree-inline.c (optimize_inline_calls): Free dominance information
19477 * tree-flow.h (remove_edge_and_dominated_blocks,
19478 cfgcleanup_altered_bbs): Altered.
19479 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19481 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19483 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19484 do not invalidate dominators.
19486 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19488 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19489 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19490 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19491 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19493 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19495 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19497 2007-04-26 Richard Guenther <rguenther@suse.de>
19499 PR tree-optimization/31703
19500 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19501 the right type for the target of the bittest.
19503 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19505 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19506 ix86_sol10_return_in_memory.
19508 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19510 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19513 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19516 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19518 PR tree-optimization/30558
19519 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19520 clear this_state.prev_try.
19522 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19523 Mark Mitchell <mark@codesourcery.com>
19525 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19526 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19527 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19529 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19532 * doc/invoke.texi (%:print-asm-header): Document.
19533 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19535 (static_spec_functions): Add print-asm-header.
19536 (main): Print a banner before the --target-help linker options.
19537 (print_asm_header_spec_function): New function.
19539 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19542 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19543 (movsf_ie): Likewise.
19545 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19547 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19549 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19551 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19552 exception for divide-by-zero.
19553 (__umodsi3, __modsi3): Likewise.
19555 2007-04-25 Dirk Mueller <dmueller@suse.de>
19557 * c-typeck.c (build_compound_expr): Annotate warning()
19558 call with OPT_Wunused_value.
19559 * tree-ssa.c (warn_uninit): Annotate warning with
19561 * c-common.c (handle_sentinel_attribute): Annotate warning
19562 call with OPT_Wattributes.
19564 2007-04-25 Thiemo Seufer <ths@mips.com>
19566 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19567 (mips16): Fix typo.
19568 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19569 on to the assembler. Improve handling of -mno-mips16. Add handling
19570 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19571 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19572 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19573 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19575 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19578 * config/i386/winnt.c (i386_pe_file_end): Strip only
19579 USER_LABEL_PREFIX when writing export name.
19581 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19583 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19584 sh/elf.h, vx-common.h and vxworks.h.
19585 * config/sh/sh.h: Include config/vxworks-dummy.h.
19586 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19587 (OVERRIDE_OPTIONS): Use it.
19588 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19589 (vxworks_picreg): New pattern.
19590 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19591 VXWORKS_OS_CPP_BUILTINS.
19592 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19593 to their VXWORKS_* equivalents.
19594 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19595 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19596 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19597 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19598 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19599 -mrtp/-fPIC multilibs.
19600 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19601 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19602 (MULTILIB_OSDIRNAMES): Delete.
19604 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19607 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19609 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19611 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19612 rounding mode to be specified by the caller.
19613 (real_to_mpfr) Likewise.
19614 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19615 include new arguments.
19616 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19618 2007-04-24 Ian Lance Taylor <iant@google.com>
19620 PR tree-optimization/31605
19621 * tree-vrp.c (set_value_range): Check that min and max are not
19622 both overflow infinities.
19623 (set_value_range_to_value): New static function.
19624 (extract_range_from_binary_expr): Call set_value_range_to_value.
19625 (extract_range_from_cond_expr): Likewise.
19626 (extract_range_from_expr): Likewise.
19627 (extract_range_from_unary_expr): Likewise. Don't create a range
19628 which overflows on both sides.
19629 (vrp_meet): Check for a useless range.
19630 (vrp_visit_phi_node): If we see a constant which looks like an
19631 overflow infinity, turn off the TREE_OVERFLOW flag.
19633 2007-04-24 Ian Lance Taylor <iant@google.com>
19635 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19637 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19639 PR diagnostic/25923
19640 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19641 diagnostic message is being built.
19642 * tree-pretty-print.c (dump_generic_node): Only write the
19643 formatted text into BUFFER's stream if we are not building a
19644 diagnostic message.
19645 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19647 * Makefile.in (toplev.o): Depend on tree-pass.h.
19649 2007-04-24 Ian Lance Taylor <iant@google.com>
19651 PR tree-optimization/31602
19652 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19653 conditionals in the copied loop header.
19654 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19655 warnings if TREE_NO_WARNING is set.
19656 * doc/invoke.texi (Warning Options): Clarify that
19657 -Wstrict-overflow does not warn about loops.
19659 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19661 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19662 expand on the comment about _Decimal128 arguments and check the
19663 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19664 that _Decimal128 argument uses even/odd register pair.
19665 (function_arg): Ditto.
19667 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19669 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19670 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19672 2007-04-24 Richard Guenther <rguenther@suse.de>
19673 Olga Golovanevsky <olga@il.ibm.com>
19675 * fold-const.c (multiple_of_p): Check for bottom
19678 2007-04-24 Richard Henderson <rth@redhat.com>
19680 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19681 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19682 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19683 looking for non-zero bits shifted out. Avoid a recursive call
19684 when constructing the scalar.
19685 (__floatundisf): Likewise.
19687 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19689 * dwarf2out.c (field_byte_offset): Move the existing logic
19690 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19691 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19693 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19696 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19697 length argument of 0 for memset.
19698 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19699 unsigned shift instead of the signed variant.
19701 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19703 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19704 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19705 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19706 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19707 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19708 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19709 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19710 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19711 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19712 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19713 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19714 "mul<mode>3", "div<mode>3"): Insn definitions added.
19715 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19716 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19717 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19718 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19719 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19720 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19721 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19722 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19723 TARGET_FLOAT_FORMAT): Macro definitions removed.
19724 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19725 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19726 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19727 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19728 (s390_gen_rtx_const_DI): Function removed.
19729 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19731 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19733 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19734 over an external ffs function.
19736 2007-04-24 Chao-ying Fu <fu@mips.com>
19737 Richard Sandiford <richard@nildram.co.uk>
19739 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19740 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19741 (smadd_widen_optab, umadd_widen_optab): Define.
19742 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19744 * genopinit.c (optabs): Fill in smadd_widen_optab and
19746 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19747 and umadd_widen_optab to implement multiply-add sequences.
19748 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19749 (<u>maddsidi4): ...this. Extend condition to include
19750 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19751 of operand 0 to "ka" and use the three-operand form of madd<u>
19753 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19755 * config/mips/constraints.md (ka): New register constraint.
19757 2007-04-24 Jan Hubicka <j@suse.cz>
19761 2007-04-23 Jan Hubicka <jh@suse.cz>
19762 * function.c (init_function_start): Don't init line number info.
19763 (expand_function_end): Update.
19764 (reset_block_changes, record_block_change, finalize_block_changes,
19765 check_block_change, free_block_changes): Kill.
19766 * function.h (reset_block_changes, record_block_change,
19767 finalize_block_changes, check_block_change, free_block_changes):
19769 (struct function): Remove ib_boundaries_block.
19770 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19771 Use curr_insn_locator to initialize locator.
19772 (emit_line_note): Remove.
19773 * cfgexpand.c (expand_gimple_cond_expr): Update.
19774 (construct_exit_block): Likewise.
19775 (tree_expand_cfg): Initialize/finalize locators.
19776 * expr.c (expand_expr_real): Update.
19777 * cfglayout.c (line_locators_locs, line_locators_lines,
19778 file_locators_locs, file_locators_files): Remove.
19779 (set_block_levels): Move to cfgexpand.c.
19780 (insn_locators_initialize): Remove.
19781 (pass_insn_locators_initialize): Remove.
19782 (locations_locators_locs, locations_locators_vals): New static vars.
19783 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19785 (insn_locators_alloc, insn_locators_finalize,
19786 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19788 (locator_location): New.
19789 (locator_line, locator_file): Rewrite.
19790 * rtl.h (emit_line_note): Kill.
19791 (insn_locators_alloc, insn_locators_finalize,
19792 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19794 * tree-inline.c (initialize_cfun): Do not initialize
19795 ib_boundaries_block.
19796 * passes.c (pass_insn_locators_initialize): Remove.
19798 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19800 * doc/invoke.texi: Removed leading '-' from option index entries.
19802 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19804 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19806 (create_phi_node): Use set_phi_nodes.
19807 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19808 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19809 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19810 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19811 (bsi_start, bsi_last): Use bb_stmt_list.
19812 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19813 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19814 Traverse the statements using tsi iterator.
19815 * basic-block.h (struct basic_block_def): Fields stmt_list
19816 and phi_nodes moved to ...
19817 (struct tree_bb_info): ... new structure.
19818 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19819 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19820 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19821 (tree_verify_flow_info): Verify that il.tree is not set for
19822 entry and exit block.
19823 (tree_split_block): Use set_bb_stmt_list.
19825 2007-04-23 Mike Stump <mrs@apple.com>
19827 * config/i386/i386.c (ix86_tune_features
19828 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19831 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19833 * config/i386/i386.md (prefix_extra): New attribute.
19834 (length): Add prefix_extra.
19836 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19837 (sse2_movntv2di): Likewise.
19838 (sse2_cvtps2dq): Likewise.
19839 (sse2_cvtpd2pi): Likewise.
19840 (sse2_cvttpd2pi): Likewise.
19841 (*sse2_cvtpd2ps): Likewise.
19842 (*add<mode>3): Likewise.
19843 (sse2_ssadd<mode>3): Likewise.
19844 (sse2_usadd<mode>3): Likewise.
19845 (*sub<mode>3): Likewise.
19846 (sse2_sssub<mode>3): Likewise.
19847 (sse2_ussub<mode>3): Likewise.
19848 (*mulv8hi3): Likewise.
19849 (*smulv8hi3_highpart): Likewise.
19850 (*umulv8hi3_highpart): Likewise.
19851 (sse2_umulv2siv2di3): Likewise.
19852 (sse2_pmaddwd): Likewise.
19853 (ashr<mode>3): Likewise.
19854 (lshr<mode>3): Likewise.
19855 (ashl<mode>3): Likewise.
19856 (sse2_ashlti3): Likewise.
19857 (sse2_lshrti3): Likewise.
19858 (*umaxv16qi3): Likewise.
19859 (*smaxv8hi3): Likewise.
19860 (*uminv16qi3): Likewise.
19861 (*sminv8hi3): Likewise.
19862 (sse2_eq<mode>3): Likewise.
19863 (sse2_gt<mode>3): Likewise.
19864 (*and<mode>3): Likewise.
19865 (sse2_nand<mode>3): Likewise.
19866 (*ior<mode>3): Likewise.
19867 (*xor<mode>3): Likewise.
19868 (sse2_packsswb): Likewise.
19869 (sse2_packssdw): Likewise.
19870 (sse2_packuswb): Likewise.
19871 (sse2_punpckhbw): Likewise.
19872 (sse2_punpcklbw): Likewise.
19873 (sse2_punpckhwd): Likewise.
19874 (sse2_punpcklwd): Likewise.
19875 (sse2_punpckhdq): Likewise.
19876 (sse2_punpckldq): Likewise.
19877 (sse2_punpckhqdq): Likewise.
19878 (sse2_punpcklqdq): Likewise.
19879 (*sse2_pinsrw): Likewise.
19880 (*sse2_pextrw): Likewise.
19881 (sse2_pshufd_1): Likewise.
19882 (sse2_uavgv16qi3): Likewise.
19883 (sse2_uavgv8hi3): Likewise.
19884 (sse2_psadbw): Likewise.
19885 (sse2_pmovmskb): Likewise.
19886 (*sse2_maskmovdqu): Likewise.
19887 (*sse2_maskmovdqu_rex64): Likewise.
19888 (sse4a_extrqi): Likewise.
19889 (sse4a_extrq): Likewise.
19890 (sse3_lddqu): Set prefix_rep.
19891 (sse3_addsubv4sf3): Likewise.
19892 (sse3_haddv4sf3): Likewise.
19893 (sse3_hsubv4sf3): Likewise.
19894 (sse_cvtss2si): Likewise.
19895 (sse_cvtss2si_2): Likewise.
19896 (sse_cvtss2siq): Likewise.
19897 (sse_cvtss2siq_2): Likewise.
19898 (sse_cvttss2si): Likewise.
19899 (sse_cvttss2siq): Likewise.
19900 (sse2_cvttps2dq): Likewise.
19901 (sse3_movshdup): Likewise.
19902 (sse3_movsldup): Likewise.
19903 (sse2_cvtsd2si): Likewise.
19904 (sse2_cvtsd2si_2): Likewise.
19905 (sse2_cvtsd2siq): Likewise.
19906 (sse2_cvtsd2siq_2): Likewise.
19907 (sse2_cvttsd2si): Likewise.
19908 (sse2_cvttsd2siq): Likewise.
19909 (*sse2_cvtpd2dq): Likewise.
19910 (*sse2_cvttpd2dq): Likewise.
19911 (sse2_pshuflw_1): Likewise.
19912 (sse2_pshufhw_1): Likewise.
19913 (sse4a_insertqi): Likewise.
19914 (sse4a_insertq): Likewise.
19915 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19916 (ssse3_phadddv4si3): Likewise.
19917 (ssse3_phaddswv8hi3): Likewise.
19918 (ssse3_phsubwv8hi3): Likewise.
19919 (ssse3_phsubdv4si3): Likewise.
19920 (ssse3_phsubswv8hi3): Likewise.
19921 (ssse3_pmaddubswv8hi3): Likewise.
19922 (ssse3_pmulhrswv8hi3): Likewise.
19923 (ssse3_pshufbv16qi3): Likewise.
19924 (ssse3_psign<mode>3): Likewise.
19925 (ssse3_palignrti): Likewise.
19926 (abs<mode>2): Likewise.
19927 (ssse3_phaddwv4hi3): Set prefix_extra.
19928 (ssse3_phadddv2si3): Likewise.
19929 (ssse3_phaddswv4hi3): Likewise.
19930 (ssse3_phsubwv4hi3): Likewise.
19931 (ssse3_phsubdv2si3): Likewise.
19932 (ssse3_phsubswv4hi3): Likewise.
19933 (ssse3_pmaddubswv4hi3): Likewise.
19934 (ssse3_pmulhrswv4hi3): Likewise.
19935 (ssse3_pshufbv8qi3): Likewise.
19936 (ssse3_psign<mode>3): Likewise.
19937 (ssse3_palignrdi): Likewise.
19938 (abs<mode>2): Likewise.
19939 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19940 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19941 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19943 2007-04-23 Nick Clifton <nickc@redhat.com>
19945 * params.def: Fix formatting of emacs local variables.
19947 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19949 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19950 move if inter-unit move isn't allowed.
19951 Don't split moving the first element of V2DI to DI to inter-unit
19952 move if inter-unit move isn't allowed.
19954 2007-04-23 Richard Guenther <rguenther@suse.de>
19956 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19957 and CDI_POST_DOMINATORS separately.
19959 2007-04-23 Nick Clifton <nickc@redhat.com>
19961 * c.opt (Wformat-contains-nul): Add warning attribute.
19963 2007-04-23 Jan Hubicka <jh@suse.cz>
19965 * function.c (init_function_start): Don't init line number info.
19966 (expand_function_end): Update.
19967 (reset_block_changes, record_block_change, finalize_block_changes,
19968 check_block_change, free_block_changes): Kill.
19969 * function.h (reset_block_changes, record_block_change,
19970 finalize_block_changes, check_block_change, free_block_changes):
19972 (struct function): Remove ib_boundaries_block.
19973 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19974 Use curr_insn_locator to initialize locator.
19975 (emit_line_note): Remove.
19976 * cfgexpand.c (expand_gimple_cond_expr): Update.
19977 (construct_exit_block): Likewise.
19978 (tree_expand_cfg): Initialize/finalize locators.
19979 * expr.c (expand_expr_real): Update.
19980 * cfglayout.c (line_locators_locs, line_locators_lines,
19981 file_locators_locs, file_locators_files): Remove.
19982 (set_block_levels): Move to cfgexpand.c.
19983 (insn_locators_initialize): Remove.
19984 (pass_insn_locators_initialize): Remove.
19985 (locations_locators_locs, locations_locators_vals): New static vars.
19986 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19988 (insn_locators_alloc, insn_locators_finalize,
19989 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19991 (locator_location): New.
19992 (locator_line, locator_file): Rewrite.
19993 * rtl.h (emit_line_note): Kill.
19994 (insn_locators_alloc, insn_locators_finalize,
19995 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19997 * tree-inline.c (initialize_cfun): Do not initialize
19998 ib_boundaries_block.
19999 * passes.c (pass_insn_locators_initialize): Remove.
20001 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20003 PR middle-end/31448
20004 * expr.c (reduce_to_bit_field_precision): Handle
20007 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20009 PR tree-optimization/24659
20010 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20011 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20012 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20013 * genopinit.c (optabs): Rename vec_pack_mod_optab
20014 to vec_pack_trunc_optab.
20015 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20016 early for scalar floating point operands for NOP_EXPR.
20017 (vectorizable_type_promotion): Ditto.
20018 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20019 vec_pack_trunc_optab.
20020 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20022 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20023 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20024 Rename from VEC_PACK_MOD_EXPR.
20025 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20026 * expr.c (expand_expr_real_1): Ditto.
20027 * tree-inline.c (estimate_num_insns_1): Ditto.
20028 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20030 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20031 (vec_unpacks_lo_v4sf): Ditto.
20032 (vec_pack_trunc_v2df): Ditto.
20033 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20034 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20035 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20037 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20039 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20041 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20042 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20043 packing of floating point operands.
20044 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20045 represent unpacking of floating point operands.
20046 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20047 [vec_unpacks_hi]: Ditto.
20048 [vec_unpacks_lo]: Ditto.
20050 2007-04-22 Jan Hubicka <jh@suse.cz>
20052 * final.c (rest_of_handle_final): Call
20053 targetm.asm_out.constructor/targetm.asm_out.destructor
20054 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20055 proper priority via decl_*_priority_insert.
20056 * c-common.c (c_expand_body): Likewise.
20058 2007-04-22 Richard Guenther <rguenther@suse.de>
20060 PR tree-optimization/29789
20061 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20062 (rewrite_reciprocal): New helper split out from
20063 determine_invariantness_stmt.
20064 (rewrite_bittest): Likewise.
20065 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20066 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20069 2007-04-22 Revital Eres <eres@il.ibm.com>
20071 * loop-unroll.c (var_to_expand): New field to support also
20072 insns of the form x = something + x.
20073 (analyze_insn_to_expand_var): Use it.
20074 (expand_var_during_unrolling): Likewise.
20076 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20078 * predict.c: Include pointer-set.h.
20079 (bb_predictions): New variable.
20080 (tree_predicted_by_p, tree_predict_edge,
20081 remove_predictions_associated_with_edge): Use bb_predictions map
20082 instead of bb->predictions.
20083 (clear_bb_predictions, assert_is_empty): New functions.
20084 (combine_predictions_for_bb): Use bb_predictions map. Call
20085 clear_bb_predictions.
20086 (tree_estimate_probability): Create and free bb_predictions map.
20087 * Makefile.in (predict.o): Add pointer-set.h dependency.
20088 * basic-block.h (struct basic_block_def): Remove predictions
20090 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20092 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20095 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20098 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20100 * timevar.c (timevar_print): Change reference of --disable-checking to
20101 --enable-checking=release. Also warn if assert checking is disabled.
20103 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20106 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20107 decl as addressable if the compound literal was marked as
20109 Mark the decl as a gimple register if it is a complex or
20110 vector decl and does not live in memory.
20112 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20114 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20115 (GENERIC_NEXT): New function macro.
20116 (PHI_CHAIN): Use phi_node's new chain variable.
20117 (tree_phi_node): Change tree_common to tree_base
20118 and add the chain field.
20119 * tree-phinodes.c (make_phi_node): Don't set
20120 TREE_TYPE on the new node.
20121 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20122 instead of checking GIMPLE_TUPLE_P in chain_next.
20123 * tree-vect-transform.c
20124 (get_initial_def_for_induction): Look at
20125 PHI_RESULT_TREE for the type of the phi node.
20126 (update_vuses_to_preheader): Use PHI_CHAIN
20127 instead of TREE_CHAIN on the phi node.
20128 * tree-ssa-structalias.c (compute_points_to_sets):
20130 (ipa_pta_execute): Likewise.
20132 2007-04-21 Richard Guenther <rguenther@suse.de>
20134 PR middle-end/31136
20135 * fold-const.c (fold_unary): Call fold_convert_const on the
20138 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20140 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20141 (store_killed_in_pat): New.
20143 2007-04-20 Richard Henderson <rth@redhat.com>
20146 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20147 TREE_LIST with a void_type_node value, not void_list_node exactly.
20149 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20151 * doc/standards.texi: Re-arrange into language-specific
20152 subsections. Add a C++ section, documenting which standards we
20155 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20157 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20158 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20160 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20162 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20163 ecrti.o and crtbegin.o.
20164 (LIB_DEFAULT_SPEC): Include -lc.
20165 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20167 2007-04-20 Richard Henderson <rth@redhat.com>
20170 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20171 argument; update all callers.
20172 (get_unaligned_offset): New.
20173 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20174 get_unaligned_address, just pass on the address directly.
20175 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20176 the subreg in the helper patterns.
20177 (unaligned_extendqidi_le): Use get_unaligned_offset.
20178 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20179 (unaligned_extendhidi_be): Likewise.
20180 (unaligned_extendhidi): Tidy.
20181 * config/alpha/alpha-protos.h: Update.
20183 2007-04-20 Richard Henderson <rth@redhat.com>
20185 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20186 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20187 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20188 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20189 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20190 (CPP_SPEC): Don't include %(cpp_subtarget).
20191 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20192 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20193 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20195 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20197 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20198 for __builtin_ia32_cmpordss.
20200 PR tree-optimization/31632
20201 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20202 and arg1 for optimizations of comparison against min/max values.
20203 Fold arg0 to arg1's type for optimizations of comparison against
20204 min+1 and max-1 values.
20206 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20208 * reload.c (combine_reloads): When trying to use a dying register,
20209 check whether it's uninitialized and don't use if so.
20211 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20213 * fold-const.c: Remove prototypes for native_encode_expr and
20214 native_interpret_expr.
20215 (native_encode_expr): Make non-static.
20216 (native_interpret_expr): Likewise.
20217 * tree.h: Add prototypes for the above.
20219 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20221 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20222 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20223 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20224 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20225 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20226 Add length attributes.
20228 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20230 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20233 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20234 __STDC_WANT_DEC_FP__.
20236 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20238 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20239 for long double compatibility.
20240 * configure: Regenerate.
20242 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20244 PR rtl-optimization/29841
20245 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20247 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20248 that may cause control flow transfer from being moved.
20250 2007-04-18 Jan Hubicka <jh@suse.cz>
20252 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20255 2007-04-18 Eric Christopher <echristo@apple.com>
20257 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20258 only. Update operands.
20259 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20260 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20261 link register to pic register.
20263 2007-04-18 Dirk Mueller <dmueller@suse.de>
20265 PR diagnostic/31227
20266 * tree-vrp.c (search_for_addr_array): New.
20267 (check_array_bounds): Suppress warning about
20268 address taken of array refs if its not de-referenced.
20270 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20272 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20273 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20275 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20276 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20277 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20279 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20281 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20283 (vect_analyze_scalar_cycles): Fix indentation.
20284 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20285 (vect_mark_relevant): Include phis in relevance analysis.
20287 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20289 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20291 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20292 output_operand_lossage().
20294 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20296 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20297 the unused code for reduction without adjust-in-epilog to simplify the
20300 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20302 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20303 (S390_TDC_NEGATIVE_ZERO): New constant.
20304 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20305 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20306 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20307 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20308 (S390_TDC_POSITIVE_INFINITY): New constant.
20309 (S390_TDC_NEGATIVE_INFINITY): New constant.
20310 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20311 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20312 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20313 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20314 (S390_TDC_INFINITY): New constant.
20315 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20316 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20317 optimization for UNSPEC_CCZ_TO_INT.
20318 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20319 ("*ccz_to_int"): New insn.
20320 ("isinf<mode>2"): New insn.
20321 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20322 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20323 (UNSPEC_CCZ_TO_INT): New constant.
20325 2007-04-18 Richard Guenther <rguenther@suse.de>
20327 PR tree-optimization/19431
20328 PR tree-optimization/21463
20329 * tree-pass.h (pass_phiprop): Declare.
20330 * passes.c (init_optimization_passes): New phiprop pass.
20331 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20332 (phivn_valid_p): New helper function.
20333 (phiprop_insert_phi): Likewise.
20334 (propagate_with_phi): Likewise.
20335 (tree_ssa_phiprop): New propagator propagating loads
20336 through phi nodes if profitable.
20338 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20340 * tree-vect-analyze.c (process_use): New function.
20341 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20342 Check phis in all bbs.
20343 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20346 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20348 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20351 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20354 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20357 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20359 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20361 (sse_vmmulv4sf3): Likewise.
20362 (sse2_vmaddv2df3): Likewise.
20363 (sse2_vmmulv2df3): Likewise.
20365 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20367 PR rtl-optimization/31360
20368 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20369 (target_reg_cost): New.
20370 (init_set_costs): Initialize target_reg_cost. Add comments
20371 regarding the rationale of the costs.
20372 (global_cost_for_size): Renamed to...
20373 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20374 of register pressure.
20375 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20376 estimate_reg_pressure_cost. Add number of ivs.
20377 (determine_set_costs): Dump target_reg_cost.
20378 * loop-invariant.c (gain_for_invariant): Use
20379 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20380 (best_gain_for_invariant, find_invariants_to_move): Remove
20382 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20383 (target_reg_cost): Declare.
20384 (global_cost_for_size): Declaration removed.
20385 (estimate_reg_pressure_cost): Declare.
20387 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20389 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20390 regnos into even/odd register pairs.
20391 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20392 TDmode similar to the other floating point modes.
20393 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20394 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20396 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20397 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20398 (movdd_hardfloat64): Use TARGET_MFPGPR.
20400 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20402 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20405 2005-01-05 Richard Henderson <rth@redhat.com>
20407 * reload1.c (do_input_reload): Restrict the optimization deleteing
20408 a previous output reload to RELOAD_FOR_INPUT.
20410 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20412 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20413 induc_vec_info_type.
20414 (vectorizable_induction): New function declaration.
20415 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20416 check if already vectorized. Find first place in BB where new stmts
20417 can be inserted. Takes only one argument.
20418 (vectorizable_induction): New function.
20419 (vect_transform_stmt): Add case for induc_vec_info_type to call
20420 vectorizable_induction.
20421 (vect_transform_loop): Consider phis for vectorization.
20422 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20424 (analyze_operations): Call vectorizable_induction when analyzing phis.
20426 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20427 (vect_mark_relevant): Include phis in relevance analysis.
20428 (vect_mark_stmts_to_be_vectorize): Likewise.
20429 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20431 2007-04-16 Lawrence Crowl <crowl@google.com>
20433 * doc/invoke.texi (Debugging Options): Add documentation for the
20434 -femit-struct-debug options -femit-struct-debug-baseonly,
20435 -femit-struct-debug-reduced, and
20436 -femit-struct-debug-detailed[=...].
20438 * c-opts.c (c_common_handle_option): Add
20439 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20440 and OPT_femit_struct_debug_detailed_.
20441 * c.opt: Add specifications for
20442 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20443 and -femit-struct-debug-detailed[=...].
20444 * opts.c (set_struct_debug_option): Parse the
20445 -femit-struct-debug-... options.
20446 * opts.c (matches_main_base, main_input_basename,
20447 main_input_baselength, base_of_path, matches_main_base): Add
20448 variables and functions to compare header base name to compilation
20450 * opts.c (should_emit_struct_debug): Add to determine to emit a
20451 structure based on the option.
20452 (dump_struct_debug) Also disabled function to debug this
20454 * opts.c (handle_options): Save the base name of the
20457 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20458 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20459 This hook indicates if a type is generic. Set it by default
20460 to "never generic".
20461 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20462 to determine if a struct type is generic or not.
20463 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20464 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20465 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20466 with live C++ hook.
20468 * flags.h (enum debug_info_usage): Add an enumeration to describe
20469 a program's use of a structure type.
20470 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20471 to indicate the program's usage of the type. Filter structs based
20472 on the -femit-struct-debug-... specification.
20473 (gen_type_die): Split into two routines, gen_type_die and
20474 gen_type_die_with_usage. gen_type_die is now a wrapper
20475 that assumes direct usage.
20476 (gen_type_die_with_usage): Replace calls to gen_type_die
20477 with gen_type_die_with_usage adding the program usage of
20478 the referenced type.
20479 (dwarf2out_imported_module_or_decl): Suppress struct debug
20480 information using should_emit_struct_debug when appropriate.
20482 2007-04-16 Ian Lance Taylor <iant@google.com>
20484 PR tree-optimization/31522
20485 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20486 (vrp_initialize): Allocate vr_phi_edge_counts.
20487 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20488 executable edge. Drop test for all constants.
20489 (vrp_finalize): Free vrp_phi_edge_counts.
20491 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20492 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20494 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20495 predecessors at head rather than tail.
20497 2007-04-16 Matthias Klose <doko@debian.org>
20499 * config/alpha/linux.h (CPP_SPEC): Define.
20500 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20502 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20504 * function.h: Remove sequence_stack extern declaration.
20506 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20508 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20510 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20513 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20515 * config/avr/avr.c (avr_arch_types): Rearranging array.
20516 (enum avr_arch): Add.
20517 (avr_mcu_types): Use avr_arch enumeration constants instead of
20519 * config/avr/avr.h (LINK_SPEC): Simplify.
20521 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20523 * config/m68k/m68k.c (m68k_libcall_value,
20524 m68k_function_value): Use macros for register names more.
20526 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20528 (M68K_REGNAME): Use A6_REG.
20529 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20531 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20533 PR middle-end/28071
20534 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20535 'pending_read_list_length' and 'pending_write_list_length'. Update
20537 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20538 to handle two length counters instead of one. Update all uses.
20539 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20540 two length counters instead of one.
20541 * sched-rgn.c (propagate_deps): Update to handle two length counters
20544 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20547 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20548 copy of source, pass it to ix86_expand_vector_set and return
20551 2007-04-16 David Ung <davidu@mips.com>
20552 Joseph Myers <joseph@codesourcery.com>
20554 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20555 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20556 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20557 Add 74K processor information.
20558 * config/mips/mips.md: Include 74k.md.
20559 (cpu): Add 74kc,74kf,74kx.
20560 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20561 * config/mips/74k.md: New.
20562 * doc/invoke.texi (MIPS Options): Document 74K support.
20564 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20566 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20567 vectorizable_* functions.
20568 * tree-vect-transform.c (vectorizable_call): Add check for
20569 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20570 (vectorizable_store): likewise.
20571 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20573 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20574 (vectorizable_type_promotion, vectorizable_load): Likewise.
20575 (vectorizable_live_operation, vectorizable_condition): Likewise.
20576 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20578 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20580 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20582 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20583 register numbers more.
20584 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20585 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20586 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20587 FUNCTION_VALUE_REGNO_P): Likewise.
20588 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20589 STATIC_CHAIN_REGNUM): Likewise.
20590 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20591 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20592 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20593 * config/m68k/m68k.md (FP_REG): New.
20595 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20597 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20600 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20602 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20603 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20606 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20608 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20611 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20614 * c-decl.c (finish_decl): Grab the type of the decl after the call
20615 to store_init_value.
20617 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20619 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20621 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20624 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20625 dominators, post dominators and cleanup cfg before returning.
20627 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20629 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20630 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20632 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20634 * config.gcc: Recognize fido.
20635 * config/m68k/m68k-devices.def (fidoa): New.
20636 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20638 (FL_FIDOA, TARGET_FIDOA): New.
20639 * config/m68k/m68k.opt (mfidoa): New.
20641 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20643 PR middle-end/31322
20644 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20645 when a personality function is used.
20647 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20649 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20651 2007-04-13 Mike Stump <mrs@apple.com>
20653 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20655 * config/darwin.opt (fapple-kext): Make C++ only.
20656 * config/darwin.c (darwin_override_options): Remove code to ensure
20657 -fapple-kext is given for C++ only.
20659 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20661 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20662 * config/mips/mips.c (override_options): Call
20663 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20665 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20667 * config/i386/i386.opt (msvr3-shlib): Removed.
20669 * doc/invoke.texi: Remove -msvr3-shlib.
20671 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20673 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20674 with "popcnt" instruction.
20676 2007-04-13 Richard Guenther <rguenther@suse.de>
20678 PR tree-optimization/21258
20679 * tree-vrp.c (compare_case_labels): New helper.
20680 (find_switch_asserts): New function.
20681 (find_assert_locations): Call it for SWITCH_EXPRs.
20683 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20685 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20686 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20687 check is now implied in X87_FLOAT_MODE_P.
20688 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20689 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20690 (fix_trunc<mode>_i386_fisttp): Ditto.
20691 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20692 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20693 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20694 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20695 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20696 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20697 (unnamed_splitters): Ditto.
20698 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20699 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20700 FIRST_SSE_REG for local functions when SSE math is enabled or
20701 for functions with sseregparm attribute.
20702 (standard_80387_constant_p): Return -1 if mode is not
20704 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20705 (ix86_expand_compare): Ditto.
20706 (ix86_expand_carry_flag_compare): Ditto.
20707 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20708 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20709 DECIMAL_FLOAT_MODE_P.
20710 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20711 of SCALAR_FLOAT_MODE_P.
20712 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20713 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20714 checks before FLOAT_MODE_P.
20715 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20716 before FLOAT_MODE_P.
20721 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20723 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20724 Charles Wilson <libtool@cwilson.fastmail.fm>
20726 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20727 (libgcc.mvars): Don't depend on them.
20728 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20729 * exec-tool.in: New.
20731 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20733 * doc/invoke.text (--help): Document --help=common.
20735 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20737 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20741 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20742 * genemit.c (main): Emit #include "integrate.h".
20743 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20744 (LOADGP_RTP): New mips_loadgp_style.
20745 * config/mips/mips.h: Include config/vxworks-dummy.h.
20746 (TARGET_RTP_PIC): New macro.
20747 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20748 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20749 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20750 for TARGET_RTP_PIC.
20751 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20752 -mvxworks-pic when using -mrtp and a PIC option.
20753 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20755 (mips_symbolic_constant_p, mips_symbolic_address_p)
20756 (mips_symbol_insns): Handle SYMBOL_HALF.
20757 (override_options): Warn about -G and -mrtp being used together.
20758 Initialize mips_lo_relocs[SYMBOL_HALF].
20759 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20760 (mips_emit_loadgp): Handle LOADGP_RTP.
20761 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20762 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20763 (tablejump): Handle function-relative case table entries if
20765 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20767 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20769 * config/mips/mips.md (load_call<mode>): Allow any general register.
20771 (sibcall_value_internal, sibcall_value_multiple_internal)
20772 (call_value_internal, call_value_split, call_value_multiple_internal)
20773 (call_value_multiple_split): Remove constraints from operand 0.
20775 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20777 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20778 rather than loadgp_noshared.
20779 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20780 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20782 * config/mips/mips.md (loadgp): Rename to...
20783 (loadgp_newabi): ...this.
20784 (loadgp_noshared): Rename to...
20785 (loadgp_absolute): ...this.
20787 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20789 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20790 false for locally-binding symbols.
20791 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20793 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20795 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20796 (SYMBOL_GOT_PAGE_OFST): ...this.
20797 (SYMBOL_GOT_GLOBAL): Rename to...
20798 (SYMBOL_GOT_DISP): ...this.
20799 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20800 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20801 * config/mips/mips.c (mips_global_symbol_p): New function.
20802 (mips_symbol_binds_local_p): Likewise.
20803 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20804 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20805 mips_global_symbol_p and mips_symbol_binds_local_p.
20806 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20807 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20808 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20809 SYMBOL_GOTOFF_DISP.
20810 (mips_ok_for_lazy_binding_p): New function.
20811 (mips_load_call_address, mips_expand_call): Use it.
20812 (mips_dangerous_for_la25_p): Likewise.
20813 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20814 (*got_disp<mode>): Use got_disp_operand instead of
20815 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20816 SYMBOL_GOTOFF_GLOBAL.
20817 (*got_page<mode>): Use got_page_ofst_operand instead of
20819 * config/mips/predicates.md (const_call_insn_operand): Use
20820 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20821 (global_got_operand): Rename to...
20822 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20824 (local_got_operand): Rename to...
20825 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20826 of SYMBOL_GOT_LOCAL.
20828 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20830 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20831 TARGET_CALL_CLOBBERED_GP.
20832 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20833 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20834 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20835 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20836 of TARGET_ABICALLS && !TARGET_NEWABI.
20837 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20838 * config/mips/mips.c (mips_load_call_address): Check
20839 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20840 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20841 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20842 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20843 TARGET_ABICALLS && TARGET_NEWABI.
20844 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20846 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20847 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20848 TARGET_ABICALLS && TARGET_NEWABI.
20849 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20850 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20851 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20852 whether indirect calls must use $25.
20853 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20855 * config/mips/mips.md (jal_macro): Check flag_pic and
20856 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20857 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20858 instead of TARGET_ABICALLS.
20859 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20860 TARGET_ABICALLS && TARGET_OLDABI.
20861 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20862 (sibcall): In the comment above the define_insn, mention
20863 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20864 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20865 instead of TARGET_ABICALLS.
20867 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20869 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20870 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20871 (MACFLAGS_MATCH_P): New macro.
20872 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20873 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20874 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20875 the other MACFLAG constants.
20876 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20877 (flag_machi): Tighten constraints. Renumber some of the operands.
20878 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20880 (flag_machi_parts_acconly): New pattern.
20881 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20883 (flag_macinit1hi): Tighten constraints.
20884 (flag_mul_macv2hi_parts_acconly): New pattern.
20886 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20887 Use a more efficient implementation.
20888 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20889 inline sequences when not optimizing for size.
20891 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20892 movhi_high2low): Delete, merge functionality into...
20893 (packv2hi): ... this pattern.
20895 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20896 * config/bfin/bfin.opt (msim): New option.
20897 (mcpu=): New option.
20898 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20899 (bfin_cpu_t): Typedef of enum bfin_cpu.
20900 (bfin_cpu_type): New declaration.
20901 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20902 -msim and -mcpu= options.
20903 (LIB_SPEC): Likewise.
20904 * config/bfin/bfin.c (bfin_cpu_type): Define.
20905 (bfin_handle_option): Handle -mcpu= option.
20906 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20907 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20908 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20910 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20912 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20913 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20914 (powerpc-wrs-vxworksae): Use ${tm_file}.
20915 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20916 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20917 * config/i386/vx-common.h: New file.
20919 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20921 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20924 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20926 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20929 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20933 * c-common.c (c_build_qualified_type): Set canonical type
20936 2007-04-12 Richard Guenther <rguenther@suse.de>
20938 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20939 lower bound and element size if lower bound is not zero
20940 or either of the ARRAY_REF operands is set.
20942 2007-04-12 Richard Guenther <rguenther@suse.de>
20944 PR tree-optimization/24689
20945 PR tree-optimization/31307
20946 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20948 * gimplify.c (canonicalize_addr_expr): To be consistent with
20949 gimplify_compound_lval only set operands two and three of
20950 ARRAY_REFs if they are not gimple_min_invariant. This makes
20951 it never at this place.
20952 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20954 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20956 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20957 null before emitting a .nsubspa directive.
20959 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20961 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20962 need_to_partition_p if there are no memory statements in the
20965 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20967 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20968 (gcd_of_steps_may_divide_p): New function.
20969 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20971 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20973 * reload.c (find_reloads_toplev, find_reloads_address,
20974 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20975 not a pointer equality test, to decide if we need to call
20976 push_reg_equiv_alt_mem.
20978 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20980 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20981 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20983 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20985 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20987 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20988 vector to be positive.
20990 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20994 * doc/invoke.texi: Document --params max-aliased-vops and
20996 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20997 debug_memory_partitions): Move to tree-flow.h
20998 * params.h (AVG_ALIASED_VOPS): Define.
20999 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21001 (mp_info_t): Likewise.
21002 (get_mem_sym_stats_for): New.
21003 (set_memory_partition): Move from tree-flow-inline.h.
21004 (mark_non_addressable): Only clear the set of symbols for the
21005 partition if it exists.
21006 (dump_memory_partitions): Move from tree-ssa-operands.c
21007 (debug_memory_partitions): Likewise.
21008 (need_to_partition_p): New.
21009 (dump_mem_ref_stats): New.
21010 (debug_mem_ref_stats): New.
21011 (dump_mem_sym_stats): New.
21012 (debug_mem_sym_stats): New.
21013 (update_mem_sym_stats_from_stmt): New.
21014 (compare_mp_info_entries): New.
21015 (mp_info_cmp): Call it.
21016 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21018 (get_mpt_for): Move from tree-ssa-operands.c.
21019 (find_partition_for): New.
21020 (create_partition_for): Remove.
21021 (estimate_vop_reduction): New.
21022 (update_reference_counts): New.
21023 (build_mp_info): New.
21024 (compute_memory_partitions): Refactor.
21025 Document new heuristic.
21026 Call build_mp_info, update_reference_counts,
21027 find_partition_for and estimate_vop_reduction.
21028 (compute_may_aliases): Populate virtual operands before
21029 calling debugging dumps.
21030 (delete_mem_sym_stats): New.
21031 (delete_mem_ref_stats): New.
21032 (init_mem_ref_stats): New.
21033 (init_alias_info): Call it.
21034 (maybe_create_global_var): Remove alias_info argument.
21035 Get number of call sites and number of pure/const call sites
21036 from gimple_mem_ref_stats().
21037 (dump_alias_info): Call dump_memory_partitions first.
21038 (dump_points_to_info_for): Show how many times a pointer has
21040 * opts.c (decode_options): For -O2 set --param
21041 max-aliased-vops to 500.
21042 For -O3 set --param max-aliased-vops to 1000 and --param
21043 avg-aliased-vops to 3.
21044 * fortran/options.c (gfc_init_options): Remove assignment to
21046 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21047 * tree-dfa.c (dump_variable): Dump memory reference
21049 Dump NO_ALIAS* settings.
21050 (referenced_var_lookup): Tidy.
21051 (mem_sym_stats): New.
21052 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21053 and ORIG are different SSA names for a memory partition.
21054 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21055 * tree-flow.h (struct mem_sym_stats_d): Define.
21056 (mem_sym_stats_t): Define.
21057 (struct mem_ref_stats_d): Define.
21058 (struct gimple_df): Add field mem_ref_stats.
21059 (enum noalias_state): Define.
21060 (struct var_ann_d): Add bitfield noalias_state.
21061 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21062 debug_mem_ref_stats, debug_memory_partitions,
21063 debug_mem_sym_stats): Declare.
21064 * tree-ssa-structalias.c (update_alias_info): Update call
21065 sites, pure/const call sites and asm sites in structure
21066 returned by gimple_mem_ref_stats.
21067 Remove local variable IS_POTENTIAL_DEREF.
21068 Increase NUM_DEREFS if the memory expression is a potential
21070 Call update_mem_sym_stats_from_stmt.
21071 If the memory references memory, call
21072 update_mem_sym_stats_from_stmt for all the direct memory
21073 symbol references found.
21074 (intra_create_variable_infos): Set noalias_state field for
21075 pointer arguments according to the value of
21076 flag_argument_noalias.
21077 * tree-ssa-structalias.h (struct alias_info): Remove fields
21078 num_calls_found and num_pure_const_calls_found.
21079 (update_mem_sym_stats_from_stmt): Declare.
21080 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21081 Set default value to 100.
21082 (PARAM_AVG_ALIASED_VOPS): Define.
21084 2007-04-11 Richard Guenther <rguenther@suse.de>
21086 PR middle-end/31530
21087 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21088 a * -b + c as c - a * b if we honor sign dependent rounding.
21090 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21092 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21093 bfin_expand_strmov.
21094 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21095 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21097 (initialize_trampoline): Don't use old-style function definition.
21098 (bfin_secondary_reload): Mark IN_P argument as unused.
21100 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21102 PR tree-optimization/31343
21103 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21104 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21105 * testsuite/gcc.dg/vect/pr31343.c: New.
21107 2007-04-10 Eric Christopher <echristo@apple.com>
21109 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21110 * config/i386/i386.md (*cmpfp0): Use.
21111 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21112 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21113 (fix_trunc<mode>_i386_fisttp): Ditto.
21114 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21115 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21116 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21117 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21118 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21119 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21120 (unnamed_splitters): Ditto.
21121 * config/i386/i386.c (output_fix_trunc): Assert that
21122 we're not being passed a TFmode operand.
21124 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21126 PR tree-optimization/31526
21127 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21128 n_basic_blocks to find newly added blocks.
21130 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21132 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21134 (fix_trunc<mode>si_sse): Ditto.
21135 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21136 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21137 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21138 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21139 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21140 expander using SSEMODEF mode macro.
21141 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21142 expander using SSEMODEF mode macro.
21143 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21144 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21145 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21146 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21147 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21148 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21149 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21150 Macroize insn using X87MODEF mode macro.
21152 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21154 * config/i386/sse.md (sse2_pinsrw): Removed.
21155 (sse2_pextrw): Renamed to ...
21156 (*sse2_pextrw): This.
21158 2007-04-09 Jan Hubicka <jh@suse.cz>
21161 * config/i386/sse.md
21162 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21163 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21164 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21165 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21167 2007-04-09 Jan Hubicka <jh@suse.cz>
21169 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21170 multiple fields of union.
21172 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21174 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21175 (create_preheaders): Check that loops are available.
21176 (fix_loop_structure): Clean up, improve comments.
21177 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21178 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21180 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21181 * predict.c (tree_estimate_probability): Do not call
21182 calculate_dominance_info. Call create_preheaders.
21183 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21184 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21186 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21187 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21188 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21189 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21192 2007-04-08 Jan Hubicka <jh@suse.cz>
21194 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21195 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21196 * fold-const.c (fold_unary): Use it.
21198 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21200 * varasm.c (assemble_variable): Remove call to
21201 lang_hooks.decls.prepare_assemble_variable.
21202 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21203 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21204 * langhooks.h (lang_hooks_for_decls): Remove
21205 prepare_assemble_variable.
21207 2007-04-08 Mike Stump <mrs@apple.com>
21209 * config/i386/i386.c: Use inc/dec on Core2.
21211 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21213 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21214 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21215 lhd_tree_inlining_end_inlining): Remove.
21216 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21217 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21218 end_inlining hooks.
21219 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21220 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21221 lhd_tree_inlining_end_inlining): Remove prototypes.
21222 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21223 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21224 LANG_HOOKS_TREE_INLINING_START_INLINING,
21225 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21227 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21230 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21233 * config/avr/predicates.md (io_address_operand): Delete predicate.
21234 (low_io_address_operand): Don't use 'mode' argument.
21235 (higth_io_address_operand): Rename ...
21236 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21237 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21240 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21242 Revert change removing staticp.
21244 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21247 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21250 2007-04-07 Bruce Korb <bkorb@gnu.org>
21252 * c.opt: Add -Wformat-contains-nul.
21253 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21255 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21256 the NUL byte warning.
21258 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21260 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21262 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21264 * tree.c (staticp): No longer use staticp langhook.
21265 * langhooks.c (lhd_staticp): Removed.
21266 * langhooks.h (struct lang_hooks): Remove staticp.
21267 * c-common.c (c_staticp): Remove.
21268 * c-common.h (c_staticp): Ditto.
21269 * langhooks-defs.h (lhd_staticp): Ditto.
21270 (LHD_HOOKS_STATICP): Ditto
21271 * tree.h (gcc_assert_lowered): New macro.
21273 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21275 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21276 argument "reliable".
21277 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21278 Add argument "reliable". Propagate it through calls.
21279 (infer_loop_bounds_from_undefined): Derive number of iterations
21280 estimates from references in blocks that do not dominate loop latch.
21281 (gcov_type_to_double_int): New function.
21282 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21283 and expected_loop_iterations_unbounded.
21284 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21285 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21286 * tree-data-ref.c (estimated_loop_iterations): Export.
21287 (get_references_in_stmt): Fix -- do not return addresses of local
21289 * cfgloop.h (expected_loop_iterations_unbounded,
21290 estimated_loop_iterations): Declare.
21292 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21294 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21296 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21298 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21299 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21300 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21301 Use output_387_reg_move().
21302 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21303 expander using X87MODEF12 mode macro.
21304 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21305 choosing register preferences. Use output_387_reg_move().
21306 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21307 instead of "x". Use output_387_reg_move().
21308 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21309 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21310 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21311 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21312 Use output_387_reg_move().
21313 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21315 (*truncxf?f_i387 splitter): Ditto.
21317 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21319 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21320 LANG_HOOKS_SAFE_FROM_P.
21321 * expr.c (safe_from_p): Remove langhook call.
21322 * langhooks.h (lang_hooks): Remove safe_from_p.
21323 (lhd_safe_from_p): Remove prototype.
21324 * langhooks.c (lhd_safe_from_p): Remove.
21326 2007-04-06 Jan Hubicka <jh@suse.cz>
21328 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21331 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21333 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21334 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21335 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21336 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21338 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21339 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21341 2007-04-05 Richard Henderson <rth@redhat.com>
21343 * config/alpha/alpha.c (print_operand) [+]: Remove.
21344 (alpha_end_function): Print nop if call at end of function.
21345 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21346 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21347 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21348 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21349 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21350 the call pattern. Update peepholes to match.
21352 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21354 * doc/extend.texi (Other Builtins): Add decimal float variants
21356 * builtins.def: Ditto.
21357 * builtins.c (expand_builtin): Ditto.
21359 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21360 H.J. Lu <hongjiu.lu@intel.com>
21363 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21364 of V8HImode when calling ix86_binary_operator_ok.
21365 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21366 (sdot_prodv8hi): Operands 1 and 2 must be register.
21368 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21370 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21371 initialize align to silence bogus warning.
21373 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21375 PR middle-end/22156
21376 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21378 (struct sra_walk_fns): Remove use_all parameter from use.
21379 (sra_hash_tree): Handle BIT_FIELD_REFs.
21380 (sra_elt_hash): Don't hash bitfld blocks.
21381 (sra_elt_eq): Skip them in parent compares as well. Handle
21383 (sra_walk_expr): Don't maintain or pass down use_all_p.
21384 (scan_use): Remove use_all parameter.
21385 (scalarize_use): Likewise. Re-expand assignment to
21386 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21387 output, and re-scalarize after output. Don't mark anything
21389 (scalarize_ldst): Adjust.
21390 (scalarize_walk_gimple_modify_statement): Likewise.
21391 (build_element_name_1): Handle BIT_FIELD_REFs.
21392 (instantiate_element): Don't warn for any element whose parent
21393 is used as a whole.
21394 (instantiate_missing_elements_1): Return the sra_elt.
21395 (canon_type_for_field): New.
21396 (try_instantiate_multiple_fields): New.
21397 (instantiate_missing_elemnts): Use them.
21398 (mark_no_warning): Removed.
21399 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21400 (REPLDUP, sra_build_elt_assignment): New.
21401 (generate_copy_inout): Use them.
21402 (generate_element_copy): Likewise. Handle bitfld differences.
21403 (generate_element_zero): Don't recurse for blocks. Use
21404 sra_build_elt_assignment.
21405 (generate_one_element_int): Take elt instead of var. Use
21406 sra_build_elt_assignment.
21407 (generate_element_init_1): Adjust.
21408 (scalarize_use, scalarize_copy): Use REPLDUP.
21409 (scalarize_ldst): Move assert before dereference.
21410 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21412 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21414 * regmove.c: Fix unused variable warnings due to previous commit.
21416 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21418 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21419 (regmove_bb_head): Remove.
21420 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21421 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21422 problems with fixup_match_1.
21423 Don't initialize/free regmove_bb_head.
21425 (reg_is_remote_constant_p): If an insn is in the same basic block
21426 but not before INSN, consider it remote, too.
21428 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21431 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21432 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21434 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21436 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21437 (CONDITIONAL_REGISTER_USAGE): Likewise.
21439 2007-04-04 Richard Henderson <rth@redhat.com>
21441 * config/alpha/lib1funcs.asm: Remove unused file.
21443 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21446 * opts.c (print_specific_help): Fix --help=<language>
21448 (common_handle_option): Support --help=common.
21450 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21453 * gcc.c (main): Do not run the linker if
21454 print_subprocess_help indicates that it shouldn't be
21457 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21460 * doc/invoke.texi (--help=): Document <languages> value, fix
21461 formatting in tables of values.
21463 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21465 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21466 dllimport attribute of virtual methods.
21468 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21470 * config/score/crti.asm: Change _bss_start to __bss_start.
21471 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21472 (OUTGOING_REG_PARM_STACK_SPACE) update.
21473 * config/score/score.opt: add options to make backend support
21474 score5, score5u, score7 and score7d.
21475 * config/score/score.md: Likewise.
21476 * config/score/misc.md: Likewise.
21477 * config/score/mac.md: Likewise.
21478 * doc/invoke.texi: Likewise.
21479 * doc/md.texi: update constraints define.
21481 2007-04-03 Richard Henderson <rth@redhat.com>
21483 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21484 an appropriate type, use the mode instead.
21486 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21488 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21489 Set the default --with-arch setting to mips2.
21490 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21491 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21492 (MULTILIB_OSDIRNAMES): Delete.
21493 (MULTILIB_DIRNAMES): Define.
21494 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21495 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21496 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21497 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21498 VXWORKS_OS_CPP_BUILTINS.
21499 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21500 (MIPS_DEBUGGING_INFO): Undefine.
21501 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21503 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21505 PR middle-end/30704
21506 * fold-const.c (native_encode_real): Encode real.c provided longs
21507 as a series of 32-bit native integers.
21508 (native_interpret_real): Interpret buffer as a series of 32-bit
21511 2007-04-03 Richard Guenther <rguenther@suse.de>
21513 * genpreds.c (write_insn_constraint_len): Write function
21514 optimized for CONSTRAINT_LEN implementation.
21515 (write_tm_preds_h): Output insn_constraint_len inline and
21516 use it for CONSTRAINT_LEN.
21517 (write_insn_preds_c): Don't output insn_constraint_len.
21518 * doc/md.texi (define_register_constraint): Document multi-letter
21519 constraints shall have the same length if they start with the same
21522 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21525 * config/i386/i386.md (isinf<mode>2): Expand only when
21526 TARGET_C99_FUNCTIONS is set.
21528 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21530 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21531 (x86_64-*-linux*): Ditto.
21532 * config/i386/i386.opt (mpc): New option.
21533 * config/i386/i386.c (overrride_options): Handle
21534 ix87_precision_string.
21535 * config/i386/crtprec.c: New file.
21536 * config/i386/t-crtpc: Ditto.
21537 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21538 and -mpc80 options.
21539 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21540 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21541 crtprec32.o, crtprec64.o and crtprec80.o.
21543 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21544 and -mpc80 options.
21545 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21547 2007-04-02 Eric Christopher <echristo@apple.com>
21549 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21550 limitations on darwin.
21552 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21555 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21557 2007-04-02 Dave Korn <dave.korn@artimi.com>
21559 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21561 2007-04-02 Dave Korn <dave.korn@artimi.com>
21563 * libgcc2.h (exception_descriptor): Don't forward-declare.
21564 (__get_eh_table_language, __get_eh_table_version): Delete
21565 prototypes of long-dead functions.
21567 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21569 * ebitmap.h: New file
21570 * ebitmap.c: New file
21571 * Makefile.in (ebitmap.o): New target.
21573 2007-04-01 Jan Hubicka <jh@suse.cz>
21575 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21576 before very first instruction.
21578 2007-04-01 Jan Hubicka <jh@suse.cz>
21580 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21581 waring on 64bit hosts.
21582 * bitmap.h: Fix typo in bitmap_head_def.
21584 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21586 PR rtl-optimization/31391
21587 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21588 into a DELETED_LABEL note, and the label is in an empty basic
21589 block, update BB_END as well as BB_HEAD.
21591 2007-04-01 Richard Henderson <rth@redhat.com>
21593 PR tree-optimization/31169
21594 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21595 to varying if the range is outside [0, prec-1].
21597 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21600 * config/mips/mips.md (load_const_gp): New insn.
21601 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21602 the MIPS16 GP pseudo register if no_new_pseudos.
21603 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21605 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21608 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21610 (call_value): Likewise.
21612 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21613 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21616 * doc/invoke.texi: (optimization options): Reword description
21617 of -ffast-math. Document its primary purpose.
21619 2007-03-31 Richard Guenther <rguenther@suse.de>
21621 * omp-low.c (splay-tree.h): Include.
21622 (lookup_decl): Replace splay-tree usage by pointer-map.
21623 (maybe_lookup_decl): Likewise.
21624 (new_omp_context): Likewise.
21625 (delete_omp_context): Likewise.
21626 * gimplify.c (splay-tree.h): Include.
21627 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21629 (remap_ssa_name): Likewise.
21630 (remap_decl): Likewise.
21631 (remap_type_1): Likewise.
21632 (remap_type): Likewise.
21633 (copy_body_r): Likewise.
21634 (expand_call_inline): Likewise.
21635 (clone_body): Likewise.
21636 (copy_tree_r): Likewise.
21637 (remap_save_expr): Likewise.
21638 (unsave_r): Likewise.
21639 (unsave_expr_now): Likewise.
21640 (tree_function_versioning): Likewise.
21641 (build_duplicate_type): Likewise.
21642 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21643 (struct copy_body_data): Replace splay-tree by pointer-map.
21644 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21645 not $(SPLAY_TREE_H).
21646 (gimplify.o): Depend on $(SPLAY_TREE_H).
21647 (omp-low.p): Likewise.
21649 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21651 * config/avr/predicates.md (even_register_operand,
21652 odd_register_operand): New predicates.
21653 * config/avr/avr.md (movw peephole2): New.
21654 (movw_r peephole2): New.
21656 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21658 * tree.h (get_signed_or_unsigned_type): New.
21659 * fold-const.c (operand_equal_for_comparison_p): Use
21660 get_signed_or_unsigned_type instead of
21661 lang_hooks.types.signed_or_unsigned_type.
21662 * expr.c (store_expr): Ditto.
21663 * langhooks.c (get_signed_or_unsigned_type): New.
21664 (lhd_signed_or_unsigned_type): New.
21665 * langhooks.h (lhd_signed_or_unsigned_type): New.
21666 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21668 2007-03-30 Richard Henderson <rth@redhat.com>
21670 * tree-ssa-loop-ivopts.c: Include target.h.
21671 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21672 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21673 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21674 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21676 2007-03-30 Richard Henderson <rth@redhat.com>
21677 Kai Tietz <kai.tietz@onevision.com>
21679 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21680 default for 64-bit.
21681 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21682 (TARGET_64BIT_MS_ABI): New.
21683 (DBX_REGISTER_NUMBER): Handle 64-bit.
21684 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21685 (LONG_TYPE_SIZE): Force to 32.
21686 (REG_PARM_STACK_SPACE): New.
21687 (OUTGOING_REG_PARM_STACK_SPACE): New.
21688 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21689 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21690 (STACK_BOUNDARY): Use 128 for 64-bit.
21691 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21692 Add 64-bit implementation.
21693 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21695 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21696 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21697 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21698 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21699 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21700 TARGET_64BIT_MS_ABI.
21701 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21702 (ix86_pass_by_reference): Likewise.
21703 (ix86_function_value_regno_p): Likewise.
21704 (ix86_build_builtin_va_list): Likewise.
21705 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21706 (function_arg_advance_ms_64): New.
21707 (function_arg_advance): Call it.
21708 (function_arg_ms_64): New.
21709 (function_arg): Call it.
21710 (function_value_ms_64): New.
21711 (ix86_function_value_1): Call it.
21712 (return_in_memory_ms_64): New.
21713 (ix86_return_in_memory): Call it.
21714 (setup_incoming_varargs_ms_64): New.
21715 (ix86_setup_incoming_varargs): Call it.
21716 (ix86_expand_prologue): Handle 64-bit stack probing.
21717 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21718 (output_pic_addr_const): Likewise.
21719 (x86_this_parameter): Likewise.
21720 (x86_output_mi_thunk): Likewise.
21721 (x86_function_profiler): Likewise.
21722 (TARGET_STRICT_ARGUMENT_NAMING): New.
21723 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21724 (TARGET_64BIT_MS_ABI): New.
21725 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21726 * config/i386/i386.md (allocate_stack_worker): Remove.
21727 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21728 describe the clobber of eax without a match_scratch.
21729 (allocate_stack_worker_postreload): Remove.
21730 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21731 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21732 (allocate_stack_worker_rex64_postreload): Remove.
21733 (allocate_stack): Handle 64-bit.
21734 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21735 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21736 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21737 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21738 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21739 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21740 * config.build (x86_64-*-mingw*): New host.
21741 * config.host (x86_64-*-mingw*): New host.
21742 * config.gcc (x86_64-*-mingw*): New target.
21743 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21745 2007-03-30 Richard Henderson <rth@redhat.com>
21746 Kai Tietz <kai.tietz@onevision.com>
21748 * c-pragma.c (struct def_pragma_macro_value): New.
21749 (struct def_pragma_macro): New.
21750 (pushed_macro_table): New.
21751 (dpm_hash, dpm_eq): New.
21752 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21753 (init_pragma): Install them.
21754 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21756 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21758 * config/avr/avr.c (avr_override_options): Clear
21759 'flag_delete_null_pointer_checks'.
21761 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21764 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21765 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21766 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21767 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21768 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21769 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21770 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21772 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21774 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21776 * regmove.c: Move all of pass_stack_adjustments from here...
21777 * combine-stack-adj.c: ...to this new file.
21778 * Makefile.in: Add rules for combine-stack-adj.o.
21780 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21782 PR tree-optimization/31383
21783 * tree-data-ref.c (affine_function_equal_p): Do not require the
21784 vectors to have the same length.
21786 2007-03-30 Jan Hubicka <jh@suse.cz>
21788 PR middle-end/30700
21789 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21790 availablility; add more sanity checking; ask varpool only about
21793 2007-03-29 Richard Henderson <rth@redhat.com>
21795 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21796 to decide, but __SIZEOF_LONG_LONG__.
21798 2007-03-29 Richard Henderson <rth@redhat.com>
21800 * emutls.c (struct __emutls_array): New.
21801 (emutls_destroy): Use it instead of casting element 0 from void*.
21802 (__emutls_get_address): Likewise.
21804 2007-03-29 Richard Henderson <rth@redhat.com>
21806 * varasm.c (initializer_constant_valid_p): Don't deny
21807 DECL_DLLIMPORT_P on functions.
21809 * config/i386/cygming.h: Remove function declarations.
21810 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21811 (ASM_OUTPUT_LABELREF): Remove.
21812 (COMMON_ASM_OP): Remove.
21813 (ASM_OUTPUT_COMMON): Remove.
21814 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21815 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21816 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21817 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21818 Rename from TARGET_ENCODE_SECTION_INFO.
21819 * config/i386/netware.h: Likewise.
21820 * config/i386/i386-protos.h: Update.
21821 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21822 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21823 (legitimate_constant_p): Reject dllimports.
21824 (dllimport_map, get_dllimport_decl): New.
21825 (legitimize_dllimport_symbol): New.
21826 (legitimize_address, ix86_expand_move): Use it.
21827 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21828 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21829 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21830 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21831 * config/i386/predicates.md (constant_call_address_operand): Only
21832 accept symbols; reject dllimport_p symbols.
21833 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21834 i386_pe_maybe_record_exported_symbol.
21835 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21836 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21837 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21838 trust the setting of DECL_DLLIMPORT_P.
21839 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21840 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21841 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21842 tidy the argument scanning loop.
21843 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21844 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21845 (i386_pe_strip_name_encoding): Remove.
21846 (i386_pe_binds_local_p): New.
21847 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21848 (i386_pe_output_labelref): Remove.
21849 (i386_pe_asm_output_aligned_decl_common): New.
21850 (i386_pe_maybe_record_exported_symbol): Rename from
21851 i386_pe_record_exported_symbol; check for dllexported symbols.
21853 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21855 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21856 add comment explaining why vsnprintf cannot be used.
21858 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21860 PR tree-optimization/30666
21861 * tree.c (build_complex_type): When creating type names for DWARF2
21862 debug info, create TYPE_DECLs for TYPE_NAME instead of
21864 (build_common_tree_nodes_2): Use build_complex_type when building
21865 predefined complex types, to preserve canonical types.
21867 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21869 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21870 (noce_get_alt_condition): Look at it to determine whether to
21871 reverse the condition or not.
21872 (noce_get_condition): Substitute the truth for lies.
21873 (noce_find_if_block): Set the then_else_reversed field.
21875 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21877 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21878 destination of this insn.
21879 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21880 than calling gen_rtx_SET directly. Use r0 to hold the value of
21881 'address + 4' rather than a stack based temporary which can be
21882 mis-optimized away.
21884 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21886 * config/s390/s390.c (s390_secondary_input_reload_class,
21887 s390_secondary_output_reload_class): Functions removed.
21888 (s390_secondary_reload): New function.
21889 (TARGET_SECONDARY_RELOAD): Target macro defined.
21890 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21891 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21892 * config/s390/s390.md ("reload_outti", "reload_outdi",
21893 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21894 "reload_out<mode>"): Expanders removed.
21895 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21896 "reload<mode>_nonoffmem_out"): Expanders added.
21898 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21900 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21901 action if SRC->DEST replacement failed anyway.
21903 2007-03-28 Mike Stump <mrs@apple.com>
21905 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21906 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21907 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21909 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21911 * config.gcc: Accept barcelona as a variant of amdfam10.
21912 * config/i386/i386.c (override_options): Likewise.
21913 * doc/invoke.texi: Likewise.
21915 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21917 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21918 offsets for BIT_FIELD_REF and COMPONENT_REF.
21920 2007-03-28 Richard Guenther <rguenther@suse.de>
21922 * tree.c (is_global_var): Move ...
21923 * tree-flow-inline.h (is_global_var): ... here.
21924 * tree.h (is_global_var): Remove declaration.
21926 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21928 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21930 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21931 * config/i386/i386.c (ix86_tune_features): Initialize new
21933 * config/i386/predicates.md (promotable_binary_operator): Use
21934 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21936 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21939 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21941 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21943 * config/fr30/fr30.md (movsi_internal): Change destination
21944 constraint from m to V and add m to the end.
21946 2007-03-28 Christian Bruel <christian.bruel@st.com>
21948 * config/sh/sh.md (movsi_i): Fix type attribute.
21950 2007-03-28 Christian Bruel <christian.bruel@st.com>
21952 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21953 (movsf_ie): Likewise.
21955 2007-03-28 Christian Bruel <christian.bruel@st.com>
21957 * config.gcc: Add sh4-300 to multilib.
21958 * config/sh/t-mlib-sh4-300: New file.
21960 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21962 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21963 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21964 fix_trunc<mode>di2.
21965 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21966 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21967 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21968 "fixuns_trunctddi2"): Whitespace fix.
21970 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21972 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21973 the definition of struct sh_args.
21974 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21975 CALL_COOKIE_INT_REG_GET): Likewise.
21977 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21979 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21980 transformations are applied successfully.
21982 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21984 * tree.c (tree_contains_struct): Permit 512 tree codes.
21985 * tree.h (tree_contains_struct): Ditto.
21986 (MAX_TREE_CODES): Ditto.
21987 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21988 SPARE member to store remaining padding bits.
21990 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21992 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21995 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21997 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21998 * configure: Regenerate.
22000 * configure: Regenerate using the correct version of autoconf.
22002 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22004 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22006 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22007 regs to "__SP_L__" and "__SP_H__".
22009 2007-03-27 Richard Guenther <rguenther@suse.de>
22011 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22012 computations with it with a HOST_WIDE_INT variable.
22014 2007-03-26 Mike Stump <mrs@apple.com>
22016 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22017 objective-c-header, objective-c++-header and objc++-cpp-output
22019 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22021 2007-03-26 Richard Henderson <rth@redhat.com>
22024 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22025 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22026 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22027 IX86_BUILTIN_PSRLQ128): New.
22028 (ix86_init_mmx_sse_builtins): Add them.
22029 (ix86_expand_builtin): Expand them.
22030 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22031 operand 2 be TImode.
22032 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22033 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22034 _mm_srli_epi64): Mark __B const.
22035 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22036 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22037 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22038 new two-vector shift builtins.
22040 2007-03-26 Ian Lance Taylor <iant@google.com>
22042 PR tree-optimization/31345
22043 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22044 [+INF, +INF(OVF)] into VARYING.
22046 2007-03-26 Zack Weinberg <zackw@panix.com>
22048 * gengtype-parse.c: New file.
22049 * gengtype-yacc.y: Delete.
22050 * gengtype-lex.l: Don't include gengtype-yacc.h.
22051 Define YY_DECL and yyterminate appropriately for recursive
22052 descent parser. yylval is now a string out-parameter to yylex.
22053 (HWS, EOID): New shorthand.
22054 (IWORD): Add a couple more types.
22055 (yylex): Add a setup stanza. Remove the complex rules for
22056 detecting GTY'ed types and typedefs; replace with simple
22057 keyword detectors. Adjust everything for the changed
22058 definition of yylval. Ignore all pp-directives, not just #define.
22060 (parse_file): Rename yybegin; do not call yyparse.
22062 * gengtype.c (xasprintf): Export again.
22063 (this_file): New. Use everywhere __FILE__ was being used.
22064 (get_lang_bitmap): Special case types defined in gengtype.c.
22065 (do_typedef, new_structure): Suppress definition of certain types.
22066 (new_structure): Improve diagnostics of duplicate definitions.
22067 Make sure location_s is associated with input.h.
22068 (nreverse_pairs, define_location_structures): New functions.
22069 (main): Improve tagging of kludge types. Remove old kludges
22070 for input.h types; use define_location_structures.
22071 * gengtype.h: Update prototypes. Define token codes here.
22072 * Makefile.in: Remove all references to gengtype-yacc.
22073 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22075 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22076 add GTY((skip)) to the field that's only conditionally there.
22077 * doc/install.texi: Document that Bison is no longer required
22078 unless building treelang.
22080 * gengtype.c: Don't include gtyp-gen.h.
22081 (srcdir): Declare here.
22082 (base_files, lang_dir_names): Allocate dynamically.
22083 (gt_files, num_gt_files, num_lang_dirs): New globals.
22084 (measure_input_list, read_input_line, read_input_list)
22085 (set_lang_bitmap): New functions.
22086 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22087 simplify, relying on read_input_list to set up the bitmaps.
22088 (main): Arguments are no longer unused. Check for correct number
22089 of command line arguments, set srcdir and srcdir_len, then call
22090 read_input_list, before doing anything else. No need to worry
22091 about duplicates in main loop.
22092 * configure.ac: Simplify the calculation of all_gtfiles.
22093 Put language tags in there. Don't set or substitute
22094 all_gtfiles_files_langs or all_gtfiles_files_frags.
22095 * Makefile.in: Revamp the way gengtype is invoked, now that it
22096 takes a file on its command line with a much simpler format.
22097 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22098 (GTFILES): Remove duplicates and C source files.
22099 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22100 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22101 * configure: Regenerate.
22103 * gengtype.h: Remove all type definitions to gengtype.c; leave
22104 only definitions of options_p, type_p, and pair_p as opaque
22105 pointers. Update prototypes.
22106 * gengtype.c: Many type definitions moved here from gengtype.h.
22107 Consolidate type definitions at the top of the file.
22108 (xvasprintf): Delete.
22109 (xasprintf): Make static.
22110 (create_nested_pointer_option): Add 'next' parameter.
22111 (create_field_all, create_field_at): New functions.
22112 (create_field): Now a thin wrapper around create_field_all.
22113 (create_optional_field): Rename create_optional_field_ and add
22114 line argument. Original name is now a macro which supplies
22116 (oprintf): Use vsnprintf directly.
22117 (close_output_files): Use fatal rather than perror/exit.
22118 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22119 (main): Set progname. Don't use exit.
22120 * gengtype-yacc.y (struct_fields): Use create_field_at.
22121 (option, optionseqopt): Delete.
22122 (optionseq): Consolidate productions from option here so we
22123 can use the first argument to create_option.
22125 * gengtype-lex.l: Distinguish unions from structures in the
22126 token type. Don't call find_structure; return the tag as a string.
22127 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22128 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22129 string. Reorganize typedef_struct production accordingly.
22130 Use create_nested_ptr_option.
22131 * gengtype.c (create_nested_ptr_option): New function.
22132 * gengtype.h: Declare it.
22134 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22135 (string_type): Don't declare.
22136 (do_scalar_typedef): Declare.
22137 (create_scalar_type): Update prototype.
22138 * gengtype.c (string_type): Make static.
22139 (scalar_nonchar, scalar_char): New.
22140 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22141 (resolve_typedef): Use scalar_nonchar for error recovery.
22142 (create_scalar_type): Remove name_len field. Return scalar_char
22143 or scalar_nonchar as appropriate.
22144 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22145 to use string_type.
22146 (throughout): Use scalar_nonchar instead of calling
22147 create_scalar_type, whenever possible.
22148 (main): Initialize scalar_char and scalar_nonchar before calling
22150 * gengtype-lex.l: Adjust for removal of second argument to
22151 create_scalar_type. Use yylval.s instead of yylval.t when
22153 * gengtype-yacc.y: Type of SCALAR is string. Call
22154 create_scalar_type from type:SCALAR rule. Adjust for removal of
22155 second argument to create_scalar_type.
22157 * vec.h: Remove all #if IN_GENGTYPE blocks.
22158 Add comment saying that changes may require adjustments to gengtype.
22159 * gengtype.c: Don't include coretypes.h or tm.h.
22160 Add comment to inclusion of errors.h.
22161 (note_def_vec, note_def_vec_alloc): New functions.
22162 * gengtype.h: Declare new functions.
22163 * gengtype-lex.l: Don't include coretypes.h.
22164 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22166 (update_lineno): Remove unnecessary prototype.
22167 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22168 (VEC rule): Just return VEC_TOKEN.
22169 * gengtype-yacc.y (VEC_TOKEN): New token type.
22170 (type): Add a production for VEC(a,b).
22171 * Makefile.in: Update dependencies.
22173 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22174 typedefs that use the old PARAMS macro.
22176 * gengtype-lex.l: Remove all rules and states relating to yacc
22178 * gengtype-yacc.y: Similarly.
22179 * gengtype.c (note_yacc_type): Delete function.
22180 * gengtype.h: Update prototypes.
22182 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22184 * tree-pretty-print.c (dump_generic_node): Report precision of
22185 unnamed integer types.
22187 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22189 * ifcvt.c (noce_try_store_flag_constants): Don't check
22190 no_new_pseudos here.
22191 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22192 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22193 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22194 noce_try_sign_mask): Likewise.
22195 (if_convert): Check no_new_pseudos here.
22197 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22199 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22200 (noce_get_condition): Handle new then_else_reversed argument.
22201 (noce_init_if_info): Remove, fold into noce_find_if_block.
22202 (noce_process_if_block): Take a struct noce_if_info as the
22203 argument. Don't set up one based on ce_if_info. Update pointer
22204 references accordingly.
22205 (cond_move_process_if_block): Likewise.
22206 (process_if_block): Removed.
22207 (find_if_block): Removed. Move functionality two new functions,
22208 noce_find_if_block and cond_exec_find_if_block.
22209 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22210 blocks and the symmetric IF-ELSE-JOIN case.
22211 (cond_exec_find_if_block): Also new function mostly based on old
22212 find_if_block and process_if_block.
22213 (find_if_header): Replace find_if_block call with separately
22214 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22215 (find_cond_trap): Update noce_get_condition call.
22216 (dead_or_predicable): Likewise.
22218 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22220 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22222 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22223 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22224 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22225 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22226 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22227 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22228 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22229 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22230 __builtin_ia32_psrad128 builtins.
22232 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22234 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22235 * config/i386/constraints.md
22236 (define_constraint "I"): Use IN_RANGE macro.
22237 (define_constraint "J"): Ditto.
22238 (define_constraint "K"): Ditto.
22239 (define_constraint "M"): Ditto.
22240 (define_constraint "N"): Ditto.
22241 (define_constraint "O"): Ditto.
22242 * config/i386/predicates.md
22243 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22244 (define_predicate "const_0_to_3_operand"): Ditto.
22245 (define_predicate "const_0_to_7_operand"): Ditto.
22246 (define_predicate "const_0_to_15_operand"): Ditto.
22247 (define_predicate "const_0_to_63_operand"): Ditto.
22248 (define_predicate "const_0_to_255_operand"): Ditto.
22249 (define_predicate "const_1_to_31_operand"): Ditto.
22250 (define_predicate "const_2_to_3_operand"): Ditto.
22251 (define_predicate "const_4_to_7_operand"): Ditto.
22253 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22255 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22256 in SImode for save_world.
22257 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22260 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22262 PR tree-optimization/30784
22263 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22266 2007-03-25 Revital Eres <eres@il.ibm.com>
22268 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22269 Fold movement_possibility function into it.
22271 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22273 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22274 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22275 (call_indirect_nonlocal_darwin64): Same.
22276 (call_nonlocal_darwin64): Same.
22277 (call_value_indirect_nonlocal_darwin64): Same.
22278 (call_value_nonlocal_darwin64): Same.
22279 (sibcall_nonlocal_darwin64): Same.
22280 (sibcall_value_nonlocal_darwin64): Same.
22281 (sibcall_symbolic_64): Same.
22282 (sibcall_value_symbolic_64): Same.
22283 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22285 (rs6000_emit_load_toc_table): Same.
22286 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22287 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22289 (divss_call): Same.
22290 (divus_call): Same.
22291 (quoss_call): Same.
22292 (quous_call): Same.
22293 (load_toc_v4_pic_si): Same
22294 (load_toc_v4_PIC_1): Same.
22295 (load_toc_v4_PIC_1b): Same.
22296 (call_indirect_aix{32,64}): Same.
22297 (call_value_indirect_aix{32,64}): Same.
22299 (call_value): Same.
22300 (call_local{32,64}): Same.
22301 (call_value_local{32,64}): Same.
22302 (call_indirect_nonlocal_aix{32,64}): Same.
22303 (call_nonlocal_aix{32,64}): Same.
22304 (call_value_indirect_nonlocal_aix{32,64}): Same.
22305 (call_value_nonlocal_aix{32,64}): Same.
22306 (call_indirect_nonlocal_sysv<mode>): Same.
22307 (call_nonlocal_sysv<mode>): Same.
22308 (call_value_indirect_nonlocal_sysv<mode>): Same.
22309 (call_value_nonlocal_sysv<mode>): Same.
22311 (sibcall_local{32,64}): Same.
22312 (sibcall_value_local{32,64}): Same.
22313 (sibcall_nonlocal_aix{32,64}): Same.
22314 (sibcall_value_nonlocal_aix{32,64}): Same.
22315 (sibcall_nonlocal_sysv<mode>): Same.
22316 (sibcall_value): Same.
22317 (sibcall_value_nonlocal_sysv<mode>): Same.
22319 2007-03-24 Paul Brook <paul@codesourcery.com>
22321 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22322 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22324 2007-03-24 Richard Henderson <rth@redhat.com>
22326 * config/ia64/constraints.md: New file.
22327 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22328 satisfies_constraint_?.
22329 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22330 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22331 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22332 ia64_output_mi_thunk): Likewise.
22333 (ia64_const_ok_for_letter_p): Remove.
22334 (ia64_const_double_ok_for_letter_p): Remove.
22335 (ia64_extra_constraint): Remove.
22336 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22337 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22338 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22339 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22340 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22341 EXTRA_MEMORY_CONSTRAINT): Remove.
22342 * config/ia64/ia64.md: Include constriants.md. Replace
22343 CONST_OK_FOR_? with satisfies_constraint_?.
22345 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22346 H.J. Lu <hongjiu.lu@intel.com>
22348 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22350 (name macros): Use DPD_BID_NAME to convert names properly.
22352 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22353 decimal floating point format.
22354 (init_floating_libfuncs): Change decimal functions so that they
22355 have a "bid_" prefix if the decimal system uses the BID format,
22356 and "dpd_" prefix if the decimal system uses the DPD format.
22357 (init_interclass_conv_libfuncs): Ditto.
22358 (init_intraclass_conv_libfuncs): Ditto.
22360 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22361 using the BID format.
22363 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22364 whether we are using the BID decimal format.
22365 * configure: Regenerate.
22367 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22368 the compiler has decimal floating point enabled. Define
22369 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22372 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22373 using the BID format.
22375 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22376 whether we are using the BID decimal format.
22377 * configure: Regenerate.
22379 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22380 the compiler has decimal floating point enabled. Define
22381 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22384 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22385 options, and that it is enabled for i386/x86_64 systems.
22387 * Makefile.in (enable_decimal_float): New.
22389 (DECNUMINC): Add -I$(DECNUMFMT).
22390 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22391 to $(DECNUMFMT) from $(DECNUM).
22393 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22394 Substitute enable_decimal_float.
22395 * configure: Regenerated.
22398 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22401 * configure.ac: Enable decimal float for x86_64-*-linux*.
22402 * configure: Regenerated.
22405 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22406 decimal128ClearSign to flip and clear the sign bit in decimal128.
22407 (decimal_real_maxval): Set decimal128SetSign to set the sign
22410 2007-03-23 Ian Lance Taylor <iant@google.com>
22412 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22414 2007-03-23 Ian Lance Taylor <iant@google.com>
22416 * tree-dump.c (dump_files): Correct comment.
22418 2007-03-23 Ian Lance Taylor <iant@google.com>
22420 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22422 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22424 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22425 in cfglayout mode. Don't go into and out of cfglayout mode.
22426 Link the blocks in the order of the constructed traces.
22427 (rest_of_handle_tracer): Adjust call to tracer.
22428 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22429 Don't go into cfglayout mode.
22430 (rtl_loop_done): Don't go out of cfglayout mode.
22431 * cfglayout.c (relink_block_chain): New function, split out from...
22432 (fixup_reorder_chain): ...here. Remove redundant checking.
22433 (cfg_layout_finalize): Don't clear the header, footer, and aux
22434 fields here, move the code to do so to relink_block_chain. Likewise
22435 for free_original_copy_tables.
22436 * rtl.h (tracer): Update prototype.
22437 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22438 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22439 mode. Use relink_block_chain to serialize the CFG according to the
22440 new basic block order. Move targetm.cannot_modify_jumps_p check from
22442 (gate_handle_reorder_blocks): ...to here.
22443 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22445 (gate_duplicate_computed_gotos): ...to here.
22446 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22447 something always changes when going into and out of cfglayout mode.
22448 Perform an expensive cfg cleanup while going into cfglayout mode.
22449 Always update liveness information on HAVE_conditional_execution
22450 targets. Reserialize the basic blocks and go out of cfglayout mode.
22451 * reg-stack.c: Include cfglayout.h.
22452 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22453 the call to reorder_basic_blocks.
22454 * basic-block.h (reorder_basic_blocks): Update prototype.
22455 (relink_block_chain): New prototype.
22456 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22458 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22460 * config/mips/mips.md (type, hazard, *movdi_32bit,
22461 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22462 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22463 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22464 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22465 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22467 (movcc): Change first xfer to multi.
22468 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22469 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22470 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22471 config/mips/generic.md: Change reservations using "xfer" to use
22473 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22474 using match_operand.
22475 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22476 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22478 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22480 2007-03-22 Richard Henderson <rth@redhat.com>
22482 * config/i386/i386.c: Remove unnecessary function declarations.
22483 Move targetm definition, and all related macros, to the end of
22484 the file. Resort some functions to put definitions before uses.
22485 (ix86_attribute_table): Make static. Move to end of file.
22486 (ix86_gimplify_va_arg): Make static.
22488 2007-03-22 Richard Henderson <rth@redhat.com>
22490 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22491 don't increase local_regparm with force_align_arg_pointer check.
22492 (ix86_function_sseregparm): Assert 32-bit.
22493 (type_has_variadic_args_p): New.
22494 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22495 type_has_variadic_args_p.
22496 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22497 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22498 use memset instead. Do maybe_vaarg check first; skip attribute
22499 tests if true; skip attribute tests for 64-bit.
22500 (construct_container): Remove TARGET_DEBUG_ARG.
22501 (function_arg_advance_32, function_arg_advance_64): Split out ...
22502 (function_arg_advance): ... from here.
22503 (function_arg_32, function_arg_64): Split out ...
22504 (function_arg): ... from here.
22505 (ix86_pass_by_reference): Tidy.
22506 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22507 (function_value_32): New, from parts of ix86_function_value
22508 and ix86_value_regno.
22509 (function_value_64): New, from parts of ix86_function_value
22510 and ix86_libcall_value.
22511 (ix86_function_value_1): New.
22512 (ix86_function_value, ix86_libcall_value): Use it.
22513 (return_in_memory_32, return_in_memory_64): Split out ...
22514 (ix86_return_in_memory): ... from here.
22515 (ix86_struct_value_rtx): Skip for 64-bit.
22516 (ix86_libcall_value, ix86_value_regno): Remove.
22517 (setup_incoming_varargs_64): Split out ...
22518 (ix86_setup_incoming_varargs): ... from here.
22519 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22520 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22521 * config/i386/i386-protos.h (ix86_function_value): Remove.
22522 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22524 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22527 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22528 infinities not supported, otherwise emit warning if -Woverflow. On
22529 underflow, emit warning if -Woverflow.
22530 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22532 * real.h (real_from_string): Update declaration
22534 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22535 Richard Henderson <rth@redhat.com>
22537 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22538 * calls.c (compute_argument_block_size, expand_call,
22539 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22540 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22541 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22542 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22543 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22544 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22545 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22546 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22549 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22551 * c-incpath.c (add_sysroot_to_chain): New.
22552 (merge_include_chains): Add sysroot argument. Call
22553 add_sysroot_to_chain if sysrooted.
22554 (register_include_chains): Update call to merge_include_chains.
22555 * doc/cppopts.texi: Document use of '=' in include directory
22558 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22560 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22561 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22562 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22563 insn pattern using X87MODEF12 mode macro.
22565 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22567 * regmove.c (regmove_optimize): Use reg_mentioned_p
22568 instead of reg_overlap_mentioned_p for DST.
22570 2007-03-21 Mike Stump <mrs@apple.com>
22572 * c.opt: Fixup for Objective-C/C++.
22574 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22576 * explow.c (convert_memory_address): Fold memory reference when
22577 POINTERS_EXTEND_UNSIGNED < 0
22579 2007-03-21 Richard Henderson <rth@redhat.com>
22582 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22583 * config/i386/mmintrin.h (__m64): Likewise.
22584 * config/i386/xmmintrin.h (__m128): Likewise.
22586 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22588 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22589 (VXWORKS_OS_CPP_BUILTINS): Define.
22590 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22591 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22593 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22595 * rtl.h (constant_pool_reference_p): Delete.
22596 (find_constant_src): Declare.
22597 * rtlanal.c (find_constant_src): New function.
22598 * simplify-rtx.c (constant_pool_reference_p): Delete.
22599 * config/i386/i386.md: Use find_constant_src instead of
22600 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22602 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22604 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22605 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22607 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22609 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22610 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22611 (arm_elf_asm_constructor): Use it.
22612 (arm_elf_asm_destructor): New function.
22614 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22616 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22618 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22620 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22622 2007-03-19 Andrew Haley <aph@redhat.com>
22624 PR tree-optimization/31264
22625 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22626 VIEW_CONVERT_EXPRs.
22628 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22630 PR rtl-optimization/30907
22631 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22632 (fwprop_init): Always call loop_optimizer_initialize.
22633 (fwprop_done): Always call loop_optimizer_finalize.
22634 (fwprop): We always have loop info now.
22635 (gate_fwprop_addr): Remove.
22636 (pass_fwprop_addr): Use gate_fwprop as gate.
22638 PR rtl-optimization/30841
22639 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22640 df_chain_alloc): Call df_reorganize_refs unconditionally.
22641 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22642 refs_organized to refs_organized_size.
22643 (df_ref_create_structure): Use refs_organized_size instead of
22644 bitmap_size if refs had been organized, and keep refs_organized_size
22646 * df.h (struct df_ref_info): Change refs_organized to
22647 refs_organized_size.
22648 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22651 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22653 * except.c (output_function_exception_table): Do not reference the
22654 EH personality routine for functions that do not require an
22657 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22660 * c-typeck.c (convert_for_assignment): Call comptypes for
22661 RECORD_TYPE or UNION_TYPE.
22663 PR inline-asm/30505
22664 * reload1.c (reload): Do invalid ASM checking after
22665 cleanup_subreg_operands.
22667 2007-03-19 Jeff Law <law@redhat.com>
22669 * tree-cfg.c (find_taken_edge): Tighten conditions for
22670 optimizing computed gotos.
22672 2007-03-19 Michael Matz <matz@suse.de>
22674 * builtins.c (expand_builtin_sync_operation,
22675 expand_builtin_compare_and_swap,
22676 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22679 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22680 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22683 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22685 * doc/tm.texi: Add brackets around the return type of
22686 TARGET_SECONDARY_RELOAD.
22688 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22689 Richard Guenther <rguenther@suse.de>
22691 PR tree-optimization/31254
22692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22693 Use handled_component_p () where appropriate. Continue
22694 propagating into the rhs if we propagated into an INDIRECT_REF
22697 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22699 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22700 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22701 (xde, xdee): Mode attributes adjusted to support DFP modes.
22702 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22703 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22704 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22705 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22706 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22707 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22708 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22710 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22711 "movsf"): Insn definitions removed.
22712 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22713 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22714 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22716 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22717 "reload_in<mode>", "reload_out<mode>"): Expander added.
22718 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22721 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22723 * config/s390/s390.md: Only non-functional changes. Renamed
22724 FPR mode macro to BFP all over the file.
22726 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22728 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22729 (op_type attribute): RRF instruction type added.
22730 (fT0): New mode attribute.
22731 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22732 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22733 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22734 instruction no secondary memory is needed when moving DFmode values
22735 between GPRs and FPRs.
22737 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22739 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22740 inverted and documentation adjusted.
22741 ("mhard-dfp", "msoft-dfp"): New options.
22742 * config/s390/s390.c (s390_handle_arch_option): New architecture
22744 (override_options): Sanity checks for the new options added.
22745 * config.gcc: New architecture switch: z9-ec.
22746 * config/s390/s390.h (processor_flags): PF_DFP added.
22747 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22748 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22749 when the bit is NOT set so remove it from the defaults.
22751 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22753 * genemit.c (main): Print include statement for dfp.h.
22754 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22757 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22759 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22761 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22764 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22765 instead of PATTERN.
22767 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22769 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22770 attr_length_call, output_call, output_indirect_call): Cleanup
22771 formatting of targetm calls.
22773 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22775 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22777 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22779 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22780 reservation, bypass and anti-bypass descriptions for these
22781 instructions. Update move patterns.
22782 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22785 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22787 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22788 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22789 (get_initial_def_for_reduction): Likewise.
22791 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22793 Fix PR tree-optimization/29922
22794 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22795 (get_representative): Removed.
22796 (value_dies_in_block_x): Update for rvuse removal.
22797 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22798 (compute_antic_aux): Handle when PHI nodes appear in
22799 non-single-successors.
22800 (dump_bitmap_of_names): Removed.
22801 (compute_antic_safe): Renamed and removed rvuse calculation.
22802 Calculate only antic safe.
22803 (insert_into_preds_of_block): Remove assert.
22804 (execute_pre): Update for renamed functions.
22805 (defer_or_phi_translate_block): New function.
22807 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22809 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22810 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22812 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22813 Follow spelling conventions.
22815 * tree-data-ref.h: Remove the prototype for analyze_array.
22817 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22819 PR tree-optimization/31041
22820 * tree-vect-transform.c (get_initial_def_for_induction): Call
22821 force_gimple_operand.
22823 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22825 * ipa-type-escape.c (look_for_casts) : Revert code to use
22826 handled_component_p due to ada test a-numaux.adb.
22828 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22830 * final.c (final_scan_insn): Alter the condition of a
22831 conditional trap if we have nonstandard CC.
22833 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22835 * configure.ac: Remove excess quoting from asm line 0 test.
22836 * configure: Rebuilt.
22838 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22840 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22841 * c-common.c (convert_and_check): Move warning logic to...
22842 (warnings_for_convert_and_check): ...here. Define.
22843 * c-common.h (warnings_for_convert_and_check): Declare.
22845 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22847 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22848 (output_call): Likewise.
22850 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22852 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22854 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22856 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22858 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22860 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22861 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22863 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22865 PR tree-optimization/31183
22866 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22867 Use double_int instead of unsigned int for representing access_strides.
22868 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22870 2007-03-16 Richard Guenther <rguenther@suse.de>
22872 PR tree-optimization/31146
22873 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22874 to allow recursion of forward_propagate_addr_expr.
22875 (forward_propagate_addr_into_variable_array_index): Likewise.
22876 (forward_propagate_addr_expr): Likewise.
22877 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22878 (forward_propagate_addr_expr_1): Recurse on simple copies
22879 instead of propagating into them. Do so for useless conversions
22881 (forward_propagate_addr_expr): Clean up unused statements after
22884 2007-03-16 Richard Guenther <rguenther@suse.de>
22886 * builtins.c (expand_builtin_cexpi): Use the right argument
22887 for the expansion via cexp.
22889 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22891 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22892 * configure: Rebuilt.
22894 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22897 * dwarf2out.c (force_type_die): Adjust comment.
22898 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22900 2007-03-15 DJ Delorie <dj@redhat.com>
22902 * config/frv/predicates.md (minmax_operator): Don't check operands
22905 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22907 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22908 Update constant estimates of number of iterations.
22909 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22910 argument renamed to "realistic".
22911 (compute_estimated_nb_iterations): Removed.
22912 (record_niter_bound): New function.
22913 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22914 call record_nonwrapping_iv with upper = false.
22915 (infer_loop_bounds_from_signedness): Pass upper argument to
22916 record_nonwrapping_iv.
22917 (estimate_numbers_of_iterations_loop): Do not call
22918 compute_estimated_nb_iterations. Record estimate based on profile
22919 information. Initialize the constant estimates of number of
22921 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22923 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22924 number of iterations is too small.
22925 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22926 (EST_NOT_AVAILABLE): Removed.
22927 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22928 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22931 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22933 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22934 Handle NE_EXPR guards.
22936 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22939 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22940 Set also -pedantic-errors by default for the preprocessor unless
22941 -fpermissive is given.
22943 2007-03-15 Richard Guenther <rguenther@suse.de>
22945 PR middle-end/29719
22946 PR middle-end/31161
22947 * builtins.c (expand_builtin_cexpi): As a fallback if we
22948 don't have builtins for sincos or cexp create a function
22949 declaration for cexp and expand to a call to that.
22950 (expand_builtin_int_roundingfn): Always fall
22951 back to floor/ceil and its variants even if they may be
22954 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22956 PR middle-end/31159
22957 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22958 jump tables, move the call to delete_dead_jumptables from here...
22959 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22960 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22961 don't allow merging of blocks that try_redirect_by_replacing_jump
22962 also does not handle when not optimizing.
22964 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22965 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22967 * config/i386/i386.md (x86_sahf_1): Correctly handle
22970 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22973 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22974 x86_64_general_operand as operand[2] predicate. Remove "iF"
22975 from operand constraints and use "e" constraint instead.
22976 (*subti3_1, *subti3_1 splitter): Ditto.
22977 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22978 operand[1] predicate.
22980 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22982 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22983 arrays, multiply the access strides by the size of the sub-array.
22984 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22986 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22988 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22989 the configured assembler supports the sahf mnemonic.
22990 * configure: Regenerate.
22991 * config.in: Regenerate.
22993 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22994 emit "sahf" or ".byte\t0x9e" as asm template.
22996 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22999 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23000 option to replace hard coded TARGET_xxx in md file.
23001 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23002 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23003 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23004 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23005 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23006 (X86_TUNE_NOT_VECTORMODE): Ditto.
23007 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23008 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23009 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23010 (TUNE_SLOW_IMUL_IMM8): Ditto.
23011 (TUNE_MOVE_M1_VIA_OR): Ditto.
23012 (TUNE_NOT_UNPAIRABLE): Ditto.
23013 (TUNE_NOT_VECTORMODE): Ditto.
23015 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23018 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23019 tuning options instead of hard coded TARGET_xxx.
23020 (fix ssemode peephole2's): Ditto.
23021 (imul peephole2's): Ditto.
23023 (movdi_or_rex64): Ditto.
23024 (move peephole2): Ditto.
23025 (not peephole2's): Ditto.
23027 2007-03-14 Dirk Mueller <dmueller@suse.de>
23029 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23030 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23031 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23033 * c-parser.c (c_parser_do_statement): Warn about empty body in
23034 do/while statement.
23035 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23036 * doc/invoke.texi (-Wempty-body): Update documentation.
23038 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23041 * c-common.h (warn_for_div_by_zero): Declare.
23042 * c-common.c (warn_for_div_by_zero): Define.
23043 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23046 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23048 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23049 to PREFIX and STANDARD_PREFIX.
23051 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23052 Phil Edwards <phil@codesourcery.com>
23054 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23055 (__gthread_once_t): Remove busy field for RTPs.
23056 (__GTHREAD_ONCE_INIT): Update accordingly.
23058 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23060 * doc/invoke.texi: Document VxWorks options.
23062 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23064 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23066 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23068 PR tree-optimization/30590
23069 * tree-nrv.c (tree_nrv): Check for the partial update of the
23072 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23074 * flags.h (flag_random_seed): Remove declaration, in favor of...
23075 * toplev.h (get_random_seed, set_random_seed): ... these.
23076 * tree.c (get_file_function_name): Use the former.
23077 * opts.c (common_handle_option): Use the latter.
23080 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23082 PR middle-end/31127
23083 * cse.c (cse_find_path): Do not bail out if a basic block that
23084 we already visited now becomes part of a path that starts at a
23085 different basic block. Just disallow this, to make sure we
23086 visit each basic block at most once.
23088 2007-03-13 Jan Hubicka <jh@suse.cz>
23090 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23091 attributes, when profile esitmate is present, calls with very low
23092 frequency are cold.
23094 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23096 PR tree-optimization/30730
23097 PR tree-optimization/26900
23098 * tree-ssa-loop-niter.c: Include gmp.h.
23099 (bounds): New type.
23100 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23101 split_to_var_and_offset, determine_value_range,
23102 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23103 bound_difference, bounds_add, bounds_negate,
23104 number_of_iterations_ne_max, dump_affine_iv): New functions.
23105 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23106 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23107 difference of initial and final value of control iv to validate
23109 (number_of_iterations_cond): Add loop parameter. Determine bounds
23110 on the difference of the extremes of the control iv. Add dumps.
23111 (expand_simple_operations): Handle phi nodes.
23112 (simplify_using_initial_conditions): Do not record used conditions.
23113 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23114 Do not set additional_info.
23115 (implies_nonnegative_p, implies_ge_p): Removed.
23116 (derive_constant_upper_bound): Do not use parameter `additional'.
23117 (record_estimate): Parameter `additional' removed. Parameter
23118 `i_bound' added. Do not call derive_constant_upper_bound.
23119 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23120 bound the number of iterations estimate.
23121 (estimate_numbers_of_iterations_loop): Pass the estimate from
23122 the number of iterations analysis to record_estimate.
23123 * tree.h (multiple_of_p): Declare.
23124 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23125 (scev_const_prop): Do not check expression_expensive_p.
23126 * fold-const.c (multiple_of_p): Exported.
23127 * double-int.c (double_int_mask): Exported.
23128 * double-int.h (double_int_mask): Declare.
23129 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23130 field. Added max field.
23132 2007-03-13 David Taylor <taylor@candd.org>
23135 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23138 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23141 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23142 two unamed patterns.
23144 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23146 * config/i386/i386.opt (mcx16, msahf): New options.
23147 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23148 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23150 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23151 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23152 Output -mcx16 and -msahf options when corresponding bit is set.
23154 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23155 and -msahf options.
23157 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23159 * configure.ac: Test for assembler tolerance to # 0 "".
23160 * configure, config.in: Rebuilt.
23161 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23163 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23165 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23167 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23168 (handle_syscall): Handle direct system calls.
23169 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23171 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23173 * doc/invoke.texi: Fix cpp.info cross-reference.
23174 * doc/passes.texi: Fix gcc.info cross-reference.
23176 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23178 PR tree-optimization/30835
23179 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23180 bb_for_stmt is not NULL before accessing it.
23182 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23184 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23187 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23190 * doc/install.texi: Document --enable-stage1-languages
23192 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23194 * tree-pass.h (pass_into_cfg_layout_mode,
23195 pass_outof_cfg_layout_mode): Declare.
23196 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23197 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23198 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23199 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23201 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23203 * c-decl.c (warn_variable_length_array): New function.
23204 Refactored from grokdeclarator to handle warn_vla
23205 and handle unnamed array case.
23206 (grokdeclarator): Refactored VLA warning case.
23207 * c.opt (Wvla): New flag.
23208 * doc/invoke.texi (Wvla): New warning.
23210 2007-03-12 Richard Henderson <rth@redhat.com>
23212 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23213 (TARGET_SECTION_TYPE_FLAGS): New.
23215 2007-03-12 Richard Henderson <rth@redhat.com>
23217 * config/darwin.c (machopic_reloc_rw_mask): New.
23218 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23219 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23221 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23223 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23224 * cppdefault.h (cpp_PREFIX): Document.
23225 (cpp_PREFIX_len): Likewise.
23226 (cpp_EXEC_PREFIX): New variable.
23227 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23228 * c-incpath.c (add_standard_paths): Correct logic for relocating
23229 paths within prefix.
23231 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23233 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23234 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23236 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23237 fix_truncdfdi_sse using SSEMODEF mode macro.
23238 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23239 fix_truncdfsi_sse using SSEMODEF mode macro.
23240 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23241 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23243 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23245 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23246 elfos.h to tm_file.
23248 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23250 * tree.h : Add multiple_of_p declaration.
23251 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23252 * ipa-type-escape.c (results_of_malloc): Redundant.
23253 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23254 (cast_type): Extended with new members.
23255 (check_cast): Returns cast_type.
23256 (cast): New structure for data of walk_use_def_chains.
23257 (is_malloc_result, is_cast_from_non_pointer_1,
23258 is_cast_from_non_pointer,
23259 is_array_access_through_pointer_and_index): New functions.
23260 (look_for_casts): Returns cast types.
23261 (check_call): Returns void.
23262 (okay_pointer_operation): Use support of pointer plus index,
23263 pointer plus constant and allow all multiplications.
23265 2007-03-11 Richard Guenther <rguenther@suse.de>
23267 PR tree-optimization/31115
23268 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23269 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23270 A shift count of zero is not special as with *_DIV_EXPR.
23271 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23274 2007-03-11 Ian Lance Taylor <iant@google.com>
23276 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23277 the *_DIV_EXPR codes correctly with overflow infinities.
23279 2007-03-11 Ira Rosen <irar@il.ibm.com>
23281 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23282 indicate success/failure of the analysis. Add negation to subtrahend
23283 in case of subtraction. Fail if both operands contain constants.
23284 (create_data_ref): Fail if analyze_offset fails.
23286 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23288 * config/i386/i386.md (frndintxf2): Rename to ...
23289 (rintxf2): ... this. Remove expander having same name.
23290 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23291 (roundsf2, rounddf2): Ditto.
23292 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23293 (lround<mode>di2, lround<mode>si2): Ditto.
23295 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23297 * lower-subreg.c: Include except.h.
23298 (decompose_multiword_subregs): Verify that the only control flow
23299 insns we can split are loads to multi-words pseudos.
23300 Handle breaking such blocks after splitting, instead of calling
23301 find_many_sub_basic_blocks.
23303 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23304 on the new basic block. Add a lengthy comment explaining why we
23305 thought this was necessary.
23306 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23308 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23311 * tree.c (walk_type_fields): Recurse into the element type of
23312 ARRAY_TYPEs if there is a pointer set.
23314 2007-03-10 Dirk Mueller <dmueller@suse.de>
23316 * c-common.c (warn_logical_operator): Fix condition.
23318 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23320 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23322 * config/darwin.c (machopic_select_section): Remove superfluous
23323 argument in call to categorize_decl_for_section. Remove unused
23326 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23328 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23330 * configure: Regenerate.
23332 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23335 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23336 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23337 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23338 Add LABEL_NUSES to emitted label.
23339 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23340 branch probability value to emitted jump insn.
23341 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23342 Do not check life information and do not re-arrange input operands
23343 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23345 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23347 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23348 the change of decode_asm_operands.
23350 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23352 * mode-switching.c (create_pre_exit): Skip blockage insn.
23354 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23356 * tree-pass.h (TODO_update_smt_usage): Remove.
23358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23362 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23364 * pa.c (attr_length_call): Revise condition for long
23365 pc-relative branch.
23366 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23367 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23368 sequence on SOM target.
23370 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23372 * gcc.c: Document %{, in big comment at top.
23373 (input_suffix_matches): Remove special handling for .s and
23375 (input_spec_matches): New.
23376 (handle_braces): Handle %{,.
23377 (validate_switches): ',' indicates a value which is not a switch.
23378 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23379 to detect assembler input.
23380 * config/i386/sol2.h (CPP_SPEC): Likewise.
23381 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23382 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23383 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23384 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23385 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23386 -m64 causes deployment target to default to 10.5.
23387 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23389 2007-03-09 Richard Henderson <rth@redhat.com>
23392 * target.h (targetm.asm.out.reloc_rw_mask): New.
23393 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23394 (TARGET_ASM_OUT): Use it.
23395 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23396 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23397 use the new reloc_rw_mask target hook instead.
23398 (default_section_type_flags_1): Merge into...
23399 (default_section_type_flags): ... here.
23400 (decl_readonly_section_1): Merge into...
23401 (decl_readonly_section): ... here.
23402 (default_elf_select_section_1): Merge into...
23403 (default_elf_select_section): ... here.
23404 (default_unique_section_1): Merge into...
23405 (default_unique_section): ... here.
23406 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23407 (default_select_rtx_section): Use it.
23408 (default_elf_select_rtx_section): Likewise.
23409 * output.h: Update to match.
23410 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23411 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23412 (TARGET_ASM_RELOC_RW_MASK): New.
23413 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23414 to categorize_decl_for_section.
23415 (x86_64_elf_unique_section): Likewise.
23416 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23417 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23418 (TARGET_ASM_RELOC_RW_MASK): New.
23419 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23420 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23421 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23422 (TARGET_RWRELOC): Remove.
23423 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23424 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23425 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23426 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23427 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23428 (rs6000_xcoff_select_section): Use decl_readonly_section.
23429 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23430 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23431 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23432 (TARGET_SECTION_TYPE_FLAGS): Remove.
23433 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23435 2007-03-09 Roger Sayle <roger@eyesopen.com>
23437 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23438 complex constant equality/inequality comparisons for here.
23439 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23440 known at compile-time or can be simplified to a scalar comparison.
23441 (fold_relational_const): Move compile-time evaluation of complex
23442 constant equality/inequality comparisons to here.
23444 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23446 PR rtl-optimization/30643
23447 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23449 (fold_rtx): Recurse, like before 2006-11-03.
23451 2007-03-09 DJ Delorie <dj@redhat.com>
23453 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23456 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23458 PR tree-optimization/30375
23459 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23460 LHS of statements is not the same.
23461 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23463 2007-03-09 Chao-ying Fu <fu@mips.com>
23465 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23467 * doc/invoke.texi (-mdspr2): Document new option.
23468 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23469 New unspec for DSP REV 2.
23470 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23471 these instructions are extended in DSP REV 2.
23472 (mips-dspr2.md): Include.
23473 * config/mips/mips.opt (mdspr2): New option.
23474 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23475 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23476 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23477 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23478 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23479 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23480 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23482 (bdesc_map): Add one field of unsupported_target_flags.
23483 (bdesc_arrays): Update entries to have extra fields. Add
23485 (mips_init_builtins): Initialize new function types.
23486 Check unsupported_target_fileds to filter out builtins.
23487 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23489 (ASM_SPEC): Pass mdspr2 to the assembler.
23490 * config/mips/mips-dspr2.md: New file.
23492 2007-03-09 Sa Liu <saliu@de.ibm.com>
23494 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23496 2007-03-09 Ian Lance Taylor <iant@google.com>
23498 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23499 argument) like -Wstrict-overflow=2.
23500 * doc/invoke.texi (Warning Options): Update documentation.
23502 2007-03-09 Dirk Mueller <dmueller@suse.de>
23505 * doc/invoke.texi (-Wlogical-op): Document.
23506 * common.opt (-Wlogical-op): New.
23507 * c-common.h (warn_logical_operator): Declare.
23508 * c-common.c (warn_logical_operator): Define.
23509 * c-typeck.c (parser_build_binary_op): Call
23510 warn_logical_operator.
23512 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23514 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23515 * final.c (final_scan_insn): Test for non-"" file name.
23517 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23519 * doc/loop.texi: Document the Omega linear constraints solver.
23520 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23521 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23522 omega-hash-table-size, omega-max-keys, and
23523 omega-eliminate-redundant-constraints.
23524 * tree-pass.h (pass_check_data_deps): Declared.
23527 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23528 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23529 pass_check_data_deps): New.
23530 * tree-data-ref.c (init_data_ref): Remove declaration.
23531 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23532 (analyze_array): Renamed init_array_ref, move up initializations.
23533 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23534 Removed arguments that are set to NULL.
23535 (analyze_indirect_ref): Correct indentation, correct call to
23537 (object_analysis): Call init_array_ref instead of analyze_array.
23538 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23539 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23540 of DR_ACCESS_FNS_ADDR.
23541 (init_omega_eq_with_af, omega_extract_distance_vectors,
23542 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23543 ddr_consistent_p): New.
23544 (compute_affine_dependence): Check consistency of ddrs when
23545 flag_check_data_deps is passed.
23546 (analyze_all_data_dependences): Uncomment.
23547 (tree_check_data_deps): New.
23548 * tree-data-ref.h: Include omega.h.
23549 (DR_ACCESS_FNS_ADDR): Removed.
23550 (data_dependence_relation): Add inner_loop.
23551 (DDR_INNER_LOOP): New.
23552 * common.opt (fcheck-data-deps): New.
23553 * tree-flow.h (tree_check_data_deps): Declare.
23554 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23555 (OBJS-common): Depend on omega.o.
23557 * passes.c (pass_check_data_deps): Scheduled.
23558 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23559 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23560 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23561 PARAM_VECT_MAX_VERSION_CHECKS,
23562 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23564 2007-03-09 Richard Guenther <rguenther@suse.de>
23566 PR tree-optimization/30904
23567 PR middle-end/31058
23568 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23569 the same way as *_DIV_EXPR.
23571 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23573 * recog.c (decode_asm_operands): No mixed declarations and code.
23575 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23577 * rtl.def (ASM_INPUT): Add location.
23578 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23579 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23580 (decode_asm_operands): Add loc operand.
23581 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23582 * stmt.c (expand_asm): Rename to...
23583 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23584 gen_rtx_ASM_INPUT_loc.
23585 (expand_asm_expr): Adjust.
23586 * recog.c (decode_asm_operands): Add loc operand.
23587 (check_asm_operands, extract_insn): Adjust.
23588 * reload1.c (maybe_fix_stack_asms): Likewise.
23589 * final.c (asm_insn_count): Likewise.
23590 (final_scan_insn): Output # line before and after asm.
23592 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23594 * tree-ssa-structalias.c (variable_info): Remove
23596 (new_var_info): Ditto.
23597 (shared_bitmap_info_t): New structure.
23598 (shared_bitmap_table): New variable.
23599 (shared_bitmap_hash): New function.
23600 (shared_bitmap_eq): Ditto
23601 (shared_bitmap_lookup): Ditto.
23602 (shared_bitmap_add): Ditto.
23603 (merge_smts_into): Change to take bitmap directly.
23604 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23605 (init_alias_vars): Init shared bitmap hashtable.
23606 (delete_points_to_sets): Delete shared bitmap hashtable.
23607 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23608 is_aliased removal as a change that was still necessary was
23611 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23613 * config/i386/i386.h (override_options): Conditionally disable
23614 x86_sahf for 64bit targets only.
23616 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23619 * c-decl.c (merge_decls): Don't call make_var_volatile.
23620 * varasm.c (make_var_volatile): Remove.
23621 * output.h (make_var_volatile): Remove.
23623 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23625 PR tree-optimization/31085
23626 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23628 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23630 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23631 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23632 ATTR_CONST_NOTHROW_LIST.
23634 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23637 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23639 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23641 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23644 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23646 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23647 passed, use shared libgcc.
23649 2007-03-08 Roger Sayle <roger@eyesopen.com>
23651 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23652 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23653 (honor_protect_cleanup_actions, lower_try_finally_switch):
23655 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23656 ifc_temp_var): Likewise.
23657 * tree-inline.c (setup_one_parameter): Likewise.
23658 * tree-mudflap.c (mf_decl_cache_locals,
23659 mf_build_check_statement_for): Likewise.
23660 * tree-nested.c (init_tmp_var, save_tmp_var,
23661 finalize_nesting_tree_1): Likewise.
23662 * tree-outof-ssa.c (insert_copy_on_edge,
23663 insert_backedge_copies): Likewise.
23664 * tree-profile.c (tree_gen_edge_profiler,
23665 tree_gen_ic_profiler): Likewise.
23666 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23667 * tree-sra.c (sra_build_assignment): Likewise.
23668 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23669 * tree-ssa-math-opts.c (insert_reciprocals,
23670 execute_cse_sincos_1): Likewise.
23671 * tree-tailcall.c (adjust_accumulator_values,
23672 adjust_return_value): Likewise.
23673 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23674 * tree-vect-transform.c (vect_create_data_ref_ptr,
23675 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23676 vect_create_epilog_for_reduction, vectorizable_reduction,
23677 vectorizable_call, vectorizable_conversion,
23678 vectorizable_assignment, vectorizable_operation,
23679 vectorizable_type_demotion, vect_gen_widened_results_half,
23680 vect_permute_store_chain, vectorizable_store,
23681 vect_setup_realignment, vect_permute_load_chain,
23682 vectorizable_load, vectorizable_condition,
23683 vect_create_cond_for_align_checks): Likewise.
23684 * tree-vrp.c (build_assert_expr_for): Likewise.
23686 2007-03-08 Ian Lance Taylor <iant@google.com>
23688 * tree-vrp.c: Include "intl.h".
23689 (usable_range_p): New static function.
23690 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23691 overflowed values, juts set *strict_overflow_p.
23692 (compare_values): Only return -2 if one of the operands is not a
23694 (compare_ranges): Call usable_range_p.
23695 (compare_range_with_value): Likewise.
23696 (vrp_evaluate_conditional_warnv): Rename from
23697 vrp_evaluate_conditional. Make static. Change all callers.
23698 (vrp_evaluate_conditional): New function.
23699 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23700 on signed overflow.
23701 (simplify_abs_using_ranges): Likewise.
23702 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23703 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23704 within_stmt parameter.
23705 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23706 vrp_evaluate_conditional.
23707 * tree-ssa-threadedge.c
23708 (record_temporary_equivalences_from_stmts_at_dest): Change
23709 simplify parameter to take a second tree parameter.
23710 (simplify_control_stmt_condition): Likewise.
23711 (thread_across_edge): Likewise.
23712 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23713 (thread_across_edge): Likewise.
23714 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23716 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23718 * config/i386/i386.h (TARGET_SAHF): New define.
23719 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23720 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23721 (x86_sahf): New global variable.
23722 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23723 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23724 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23725 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23727 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23728 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23729 when expanding fcomi/sahf based tests.
23730 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23731 expanding sahf based alternative. Emit sahf based sequence when
23732 optimizing for code size.
23733 * config/i386/i386.md (x86_sahf_1): Do not disable for
23734 TARGET_64BIT, enable for TARGET_SAHF.
23736 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23738 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23739 spurious whitespace from error message.
23741 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23744 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23746 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23748 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23750 * tree-sra.c (instantiate_element): Propagate disabled warnings
23751 from the element itself to the created variable.
23753 2007-03-07 Richard Henderson <rth@redhat.com>
23756 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23757 silently fix up the stack in the case of a missing register.
23759 2007-03-07 Paul Brook <paul@codesourcery.com>
23761 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23763 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23765 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23767 (phase1_vrs): Use them.
23768 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23769 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23770 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23771 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23772 __gnu_Unwind_Restore_WMMXC if required.
23773 (_Unwind_VRS_Pop): Implement iWMMXt support.
23774 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23775 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23776 gnu_Unwind_Save_WMMXC): Define.
23778 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23780 * config/vxworks.h (vxworks_override_options): Declare.
23781 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23782 * config/vxworks.c: Include target.h and toplev.h.
23783 (vxworks_override_options): New function.
23784 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23786 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23788 * config/s390/s390.c (override_options): Don't emit an error when
23789 -mstack-size is used without providing -mstack-guard.
23790 (s390_emit_prologue): Choose stack_guard value automatically if not
23791 provided via command line.
23792 * doc/invoke.texi: Adjust description of -mstack-guard and
23795 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23797 * config/i386/i386.c (output_set_got): Add a GOT initialization
23798 sequence for VxWorks PIC.
23799 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23800 around labels as well as symbols. Use gotoff_operand instead
23801 of local_symbolic_operand.
23802 (legitimize_pic_address): Use gotoff_operand instead of
23803 local_symbolic_operand. Use @GOT accesses for labels as
23805 (ix86_output_addr_diff_elt): Use PC-relative rather than
23806 GP-relative offsets for VxWorks PIC.
23807 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23808 no_new_pseudos. Check whether the returned register is op0.
23809 * config/i386/i386.md (tablejump): Use PC-relative rather than
23810 GP-relative offsets for VxWorks PIC.
23811 * config/i386/predicates.md (gotoff_operand): New predicate.
23813 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23815 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23817 * config/vxworks-dummy.h: New file.
23818 * config/i386/i386.h: Include it.
23820 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23822 * dwarf2out.c (is_inlined_entry_point): New
23823 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23824 DW_AT_ranges if the first subblock is the entry point.
23826 2007-03-06 David Daney <ddaney@avtrex.com>
23828 * doc/install.texi (mips-*-*): Change recommended binutils
23831 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23833 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23834 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23836 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23837 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23839 2007-03-06 Jan Hubicka <jh@suse.cz>
23841 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23842 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23844 (probably_cold_bb_p): Cold functions are cold.
23845 (probably_never_executed_bb_p): Cold functions are cold.
23846 (tree_bb_level_predictions): Predict calls to cold functions as not
23848 (compute_function_frequency): Check hot/cold attributes.
23849 * function.h (function_frequency): Update comments.
23850 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23851 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23852 (c_common_att): Add cold and hot.
23854 * doc/extend.texi (hot,cold attributes): Document.
23856 2007-03-06 Andrew Haley <aph@redhat.com>
23858 * function.c (expand_function_end): Move blockage to just after we
23859 emit the label for the naked return from the function.
23861 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23863 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23866 2007-03-06 Jan Hubicka <jh@suse.cz>
23868 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23869 loaded for constant large models. Non-large 64bit PIC can do.
23870 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23871 * cmodel.h: Add LARGE PIC.
23872 * i386.md (UNSPEC_PLTOFF): New.
23873 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23875 (*call_1_rex64): Disable for large models.
23876 (*call_1_rex64_large): New.
23877 (*call_value_1_rex64): Disable for large models.
23878 (*call_value_1_rex64_large): New.
23879 (set_rip_rex4): New.
23880 (set_got_offset_rex64): New.
23881 * predicates.md (constant_call_address_operand): For large model
23882 constant calls are not possible.
23883 * i386-protos.h (construct_plt_address): Declare.
23884 * i386.c (override_options): Accept large models.
23885 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23886 (legitimate_constant_p): Add new UNSPECs.
23887 (legitimate_pic_operand_p): Likewise.
23888 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23889 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23891 (output_pic_addr_const): Add PLTOFF.
23892 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23893 (ix86_expand_move): Legitimize pic address when in PIC mode.
23894 (construct_plt_address): New function.
23895 (ix86_expand_call): Offload the address to register and use GOT
23896 pointer for large model.
23897 * invoke.texi (mcmodel=large): Update documentation.
23899 2007-03-06 Richard Henderson <rth@redhat.com>
23901 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23902 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23903 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23904 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23905 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23906 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23907 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23908 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23909 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23910 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23911 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23912 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23913 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23914 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23915 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23916 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23917 x86_schedule, x86_use_bt, x86_pad_returns,
23918 x86_use_xchgb): Merge into ...
23919 (ix86_tune_features): ... here. New array.
23920 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23921 x86_bswap): Merge into ...
23922 (ix86_arch_features): ... here. New array.
23923 (x86_3dnow_a): Remove.
23924 (x86_accumulate_outgoing_args): Make static.
23925 (x86_arch_always_fancy_math_387): Make static.
23926 (ix86_tune_mask, ix86_arch_mask): Move ...
23927 (override_options): ... to local variables here. Apply the
23928 appropriate mask to each element of ix86_arch_features and
23929 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23930 as were done in the old macros.
23931 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23932 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23933 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23934 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23935 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23936 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23937 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23938 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23939 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23940 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23941 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23942 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23943 x86_accumulate_outgoing_args, x86_prologue_using_move,
23944 x86_epilogue_using_move, x86_decompose_lea,
23945 x86_arch_always_fancy_math_387, x86_shift1,
23946 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23947 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23948 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23949 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23950 x86_use_incdec, x86_pad_returns, x86_bswap,
23951 x86_partial_flag_reg_stall): Remove.
23952 (enum ix86_tune_indices): New.
23953 (ix86_tune_features): New.
23954 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23955 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23956 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23957 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23958 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23959 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23960 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23961 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23962 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23963 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23964 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23965 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23966 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23967 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23968 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23969 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23970 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23971 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23972 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23973 TARGET_EXT_80387_CONSTANTS): Use it.
23974 (enum ix86_arch_indices): New.
23975 (ix86_arch_features): New.
23976 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23977 TARGET_BSWAP): Use it.
23978 (ix86_tune_mask, ix86_arch_mask): Remove.
23980 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23983 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23984 Define using $${sysroot_headers_suffix}.
23985 * configure: Regenerate.
23986 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23987 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23989 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23990 * gcc.c (print_sysroot_headers_suffix): New.
23991 (option_map): Include --print-sysroot-headers-suffix.
23992 (display_help): Mention -print-sysroot-headers-suffix.
23993 (process_command): Handle -print-sysroot-headers-suffix.
23994 (do_spec_1): Append multilib directory to include-fixed path if
23995 sysroot suffixes in use.
23996 (main): Handle -print-sysroot-headers-suffix.
23997 * Makefile.in (start.encap): Don't depend on xlimits.h
23998 (xlimits.h): Remove.
23999 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24000 limits.h for each multilib in fixinc_list.
24001 (fixinc_list, s-fixinc_list): New.
24002 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24003 generate them for each multilib in fixinc_list.
24004 (stmp-fixproto): Use include-fixed. Run fixproto for each
24005 multilib in fixinc_list.
24006 (mostlyclean): Don't remove xlimits.h.
24007 (clean): Remove include-fixed.
24008 (real-install-headers-tar, real-install-headers-cpio,
24009 real-install-headers-cp): Don't copy include, only include-fixed.
24010 (install-mkheaders): Depend on fixinc_list. Don't depend on
24011 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24012 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24013 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24015 2007-03-06 Jan Hubicka <jh@suse.cz>
24017 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24020 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24022 * configure.ac: Allow tm_file to contain build-directory files.
24023 * configure: Regenerate.
24024 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24025 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24026 * config/m68k/print-sysroot-suffix.sh: New file.
24028 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24030 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24031 of pic_offset_table_rtx if reload_completed.
24032 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24033 PIC_OFFSET_TABLE_REGNUM.
24034 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24036 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24037 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24041 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24042 functions that call eh_return.
24044 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24046 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24047 functions that need a constant pool.
24049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24052 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24053 (m68k_preferred_reload_class): Likewise.
24054 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24055 (SECONDARY_RELOAD_CLASS): Define.
24056 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24057 (LIMIT_RELOAD_CLASS): Delete.
24058 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24059 registers from storing bytes.
24060 (m68k_secondary_reload_class): New function.
24061 (m68k_preferred_reload_class): Likewise.
24063 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24065 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24067 (m68k_expand_prologue): Likewise.
24069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24071 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24072 (mips_expand_epilogue): Add a bool parameter.
24073 (m68k_legitimize_sibcall_address): Declare.
24074 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24075 (m68k_expand_epilogue): Add a parameter to select between sibling
24076 and normal epilogues. Only generate a return for the latter.
24077 (m68k_ok_for_sibcall_p): New function.
24078 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24079 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24080 (sibcall_value, *sibcall_value): Likewise.
24081 (*call, *call_value): Require !SIBLING_CALL_P.
24082 (epilogue): Update call to m68k_expand_epilogue.
24083 (sibcall_epilogue): New pattern.
24084 * config/m68k/predicates.md (const_call_operand): Say that this
24085 predicate applies to sibling calls too.
24086 (sibcall_operand): New predicate.
24088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24090 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24091 alternatives as movsi_cf.
24092 (movsf_cf_hard): Add commentary.
24094 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24095 Richard Sandiford <richard@codesourcery.com>
24097 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24098 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24099 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24100 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24101 as being live on exit from an interrupt function.
24102 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24103 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24104 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24105 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24106 (m68k_interrupt_function_p): Globalize.
24107 (m68k_compute_frame_layout): Remove reverse mask code.
24108 (m68k_emit_movem, m68k_set_frame_related): New functions.
24109 (m68k_output_function_prologue): Delete in favor of...
24110 (m68k_expand_prologue): ...this new function.
24111 (m68k_output_function_epilogue): Delete in favor of...
24112 (m68k_expand_epilogue): ...this new function.
24113 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24115 (print_operand): Handle %?.
24116 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24117 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24118 (prologue, epilogue): New patterns.
24119 (return): Turn into a define_expand.
24120 (*return): New pattern, derived from old "return" pattern. Use rte
24121 rather than rts for interrupt functions. Only use rtd if the pop
24123 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24124 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24125 (link, *link, unlink, *unlink, load_got): Likewise.
24127 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24131 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24132 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24133 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24134 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24135 and m68k_matches_u_p.
24136 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24137 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24138 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24139 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24140 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24141 (REG_STRICT_P): New macro.
24142 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24143 PCREL_GENERAL_OPERAND_OK.
24144 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24145 m68k_legitimate_base_reg_p.
24146 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24147 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24148 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24149 * config/m68k/m68k.c (m68k_address): New structure.
24150 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24151 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24152 (m68k_jump_table_ref_p, m68k_decompose_address)
24153 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24154 (m68k_matches_u_p): New functions.
24155 (print_operand_address): Rewrite to use m68k_decompose_index.
24157 2007-03-05 David Taylor <dtaylor@emc.com>
24159 * gcc.c: Correct copyright date in --version output.
24161 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24163 * pa.md: In unamed move patterns, disparge copies between general
24164 and floating point registers using '?' modifier. Don't include 'f'
24165 constraint for register preferences in DImode, SImode, HImode and
24166 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24167 Remove constraints for copies between general and floating registers
24168 in soft-float DFmode pattern.
24169 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24173 2007-03-05 Mike Stump <mrs@apple.com>
24175 * c-common.c (targetcm): Add.
24176 * c-opts.c (c_common_handle_option): Handle language specific
24178 * opts.c (handle_option): Verify language for target options, if
24180 * opth-gen.awk: Add CL_LANG_ALL.
24181 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24182 (TARGETCM_INITIALIZER): Add.
24183 * target.h (struct gcc_targetcm): Add.
24185 * targhooks.c (default_handle_c_option): Add.
24186 * targhooks.h (default_handle_c_option): Add.
24187 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24189 * config/darwin.opt (iframework): Add.
24190 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24191 * config/darwin-c.c (handle_c_option): Add.
24192 (TARGET_HANDLE_C_OPTION): Add.
24194 * doc/invoke.texi (Darwin Options): Add -iframework.
24196 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24198 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24201 2007-03-05 Ian Lance Taylor <iant@google.com>
24203 * c.opt (fgnu89-inline): New option.
24204 * c-opts.c (c_common_post_options): Set default value for
24206 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24207 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24209 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24210 (grokdeclarator, start_function): Likewise.
24211 * c-cppbuiltin.c (c_cpp_builtins): Define either
24212 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24213 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24214 (C Dialect Options): Document -fgnu89-inline.
24215 * doc/extend.texi (Function Attributes): Explain what the
24216 gnu_inline attribute does.
24217 * doc/cpp.texi (Common Predefined Macros): Document
24218 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24220 2007-03-05 Ian Lance Taylor <iant@google.com>
24222 PR tree-optimization/31034
24223 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24224 half-range if the other side is an overflow infinity.
24226 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24228 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24229 (bfin*-linux-uclibc*): New configuration.
24230 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24232 * config/bfin/linux.h: New file.
24233 * config/bfin/libgcc-bfin.ver: New file.
24234 * config/bfin/t-bfin-uclinux: New file.
24235 * config/bfin/t-bfin-linux: New file.
24236 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24237 (TARGET_OS_CPP_BUILTINS): New macro.
24239 2007-03-05 Richard Guenther <rguenther@suse.de>
24241 * fold-const.c (fold_binary): Remove duplicate folding
24242 of comparison of non-null ADDR_EXPR against null.
24244 2007-03-05 Richard Guenther <rguenther@suse.de>
24245 Dorit Nuzman <dorit@il.ibm.com>
24247 PR tree-optimization/26420
24248 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24249 are no loops in the function. Only print the number of
24250 vectorized loops if it is greater than zero or we are supposed
24251 to print information about unvectorized loops.
24253 2007-03-05 Revital Eres <eres@il.ibm.com>
24255 * gcc.dg/var-expand1.c: New test.
24256 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24257 when an accumulator is expanded.
24259 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24262 * c-common.c (convert_and_check): Don't give warnings for
24263 conversion if 'expr' already overflowed.
24265 2007-03-04 Roger Sayle <roger@eyesopen.com>
24267 PR middle-end/30744
24268 * fold-const.c (fold_comparison): Enforce type consistency when
24269 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24271 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24273 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24274 containing a cast to the base of TARGET_MEM_REF.
24276 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24278 * tree.c (tree_contains_struct_check_failed): Remove spurious
24279 whitespace from error message.
24281 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24284 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24285 instead of precision.
24287 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24288 Nathan Sidwell <nathan@codesourcery.com>
24290 * emit-rtl.c (find_auto_inc): New.
24291 (try_split): recreate REG_INC notes,
24292 Use regular for loops rather than whiles.
24294 2007-03-03 Andreas Schwab <schwab@suse.de>
24296 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24297 * configure: Regenerate.
24299 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24301 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24302 flag_rounding_math, not flag_unsafe_math_optimizations.
24304 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24306 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24307 alpha_fold_vector_minmax): Likewise.
24308 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24309 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24311 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24313 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24314 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24315 if the lhs has side-effects.
24316 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24318 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24320 * config/i386/i386.h (TUNEMASK): Remove define.
24321 (ARCHMASK): Remove define.
24322 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24323 Use ix86_arch_mask variable instead of ARCHMASK.
24324 * config/i386/i386.c (override_options): Ditto.
24325 (standard_80387_constant_p): Ditto.
24327 2007-03-02 Ian Lance Taylor <iant@google.com>
24329 Used signed infinities in VRP.
24330 * tree-vrp.c (uses_overflow_infinity): New static function.
24331 (supports_overflow_infinity): New static function.
24332 (make_overflow_infinity): New static function.
24333 (negative_overflow_infinity): New static function.
24334 (positive_overflow_infinity): New static function.
24335 (is_negative_overflow_infinity): New static function.
24336 (is_positive_overflow_infinity): New static function.
24337 (is_overflow_infinity): New static function.
24338 (overflow_infinity_range_p): New static function.
24339 (compare_values_warnv): New function split out of compare_values.
24340 (compare_value): Call it.
24341 (set_value_range_to_nonnegative): Add overflow_infinity
24342 parameter. Change caller.
24343 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24345 (vrp_expr_computes_nonzero): Likewise.
24346 (compare_ranges, compare_range_with_value): Likewise.
24347 (compare_name_with_value, compare_names): Likewise.
24348 (vrp_evaluate_conditional): Likewise.
24349 (set_value_range): Handle infinity
24350 (vrp_operand_equal_p, operand_less_p): Likewise.
24351 (extract_range_from_assert): Likewise.
24352 (vrp_int_const_binop): Likewise.
24353 (extract_range_from_binary_expr): Likewise.
24354 (extract_range_from_unary_expr): Likewise.
24355 (extract_range_from_comparison): Likewise.
24356 (extract_range_from_expr): Likewise.
24357 (dump_value_range): Likewise.
24358 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24359 (test_for_singularity): Likewise.
24360 (vrp_int_const_binop): Remove inline qualifier.
24361 (adjust_range_with_scev): Add comment.
24362 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24364 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24366 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24367 (get_constraint_for): Likewise.
24368 (do_structure_copy): Likewise.
24369 (find_func_aliases): Fix references to MODIFY_EXPR.
24370 (intra_create_variable_infos): Tidy.
24371 * tree-ssa-operands.c (add_virtual_operand): Add argument
24373 When adding members of alias sets, if IS_CALL_SITE is true and
24374 the symbol is not call-clobbered, skip it.
24375 Adjust all callers.
24377 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24379 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24380 entry by means of emit_insn_at_entry.
24382 2007-03-02 Richard Henderson <rth@redhat.com>
24384 * expr.h (promoted_input_arg): Remove decl.
24385 * function.c (promoted_input_arg): Merge into ...
24386 * combine.c (setup_incoming_promotions): ... only caller.
24387 Rearrange to avoid double loop.
24389 2007-03-02 Ben Elliston <bje@au.ibm.com>
24390 Peter Bergner <bergner@vnet.ibm.com>
24391 Janis Johnson <janis187@us.ibm.com>
24393 * config/rs6000/dfp.md: New file.
24394 * config/rs6000/rs6000.md: Include dfp.md.
24395 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24396 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24397 and TDmode decimal float modes in FP registers.
24398 (num_insns_constant): Likewise.
24399 (rs6000_legitimate_offset_address_p): Likewise.
24400 (rs6000_legitimize_address): Likewise.
24401 (rs6000_legitimize_reload_address): Likewise.
24402 (rs6000_legitimate_address): Likewise.
24403 (rs6000_emit_move): Likewise.
24404 (function_arg_boundary): Likewise.
24405 (function_arg_advance): Likewise.
24406 (rs6000_darwin64_record_arg_recurse): Likewise.
24407 (function_arg): Likewise.
24408 (rs6000_gimplify_va_arg): Likewise.
24409 (rs6000_split_multireg_move): Likewise.
24410 (rs6000_output_function_epilogue): Likewise.
24411 (rs6000_output_function_epilogue): Likewise.
24412 (rs6000_register_move_cost): Likewise.
24413 (rs6000_function_value): Likewise.
24414 (rs6000_libcall_value): Likewise.
24416 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24418 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24420 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24422 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24423 Use $MULTIDIR to choose between the kernel and RTP headers,
24424 and use $WIND_BASE and $WIND_USR to locate them.
24426 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24428 * config/i386/i386.c (override_options): Put initialization of
24429 ix86_tune_mask and ix86_arch_mask to the correct place.
24431 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24432 Michael Meissner <michael.meissner@amd.com>
24435 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24436 (ARCHMASK): Define.
24437 (TARGET_CMOVE): Use ARCHMASK.
24438 (TARGET_CMPXCHG): Ditto.
24439 (TARGET_CMPXCHG8B): Ditto.
24440 (TARGET_XADD): Ditto.
24441 (TARGET_BSWAP): Ditto.
24442 * config/i386/i386.c (ix86_tune_mask): New global variable.
24443 (ix86_arch_mask): Ditto.
24444 (override_options): Initialize ix86_tune_mask and
24445 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24448 2007-03-02 Ben Elliston <bje@au.ibm.com>
24451 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24453 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24455 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24456 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24457 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24458 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24460 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24461 rs6000_init_dwarf_reg_sizes_extra): New.
24462 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24463 SPE register high parts.
24465 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24467 * Makefile.in: Add install-pdf target as
24468 copied from automake v1.10 rules.
24469 * configure.ac: Add install-pdf to target list.
24470 * configure: Regenerate.
24472 2007-03-01 Paul Brook <paul@codesourcery.com>
24474 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24475 modes to LDRD for DImode.
24476 (output_move_double): Fixup out of range ldrd/strd.
24477 (vfp_secondary_reload_class): Rename...
24478 (coproc_secondary_reload_class): ... to this. Add wb argument.
24479 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24480 coproc_secondary_reload_class for CLASS_IWMMXT.
24481 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24482 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24484 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24486 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24487 unroll factor by the estimated number of iterations.
24488 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24489 than prefetch latency.
24491 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24492 decode_caches_intel, detect_caches_intel): New functions.
24493 (host_detect_local_cpu): Use detect_caches_amd and
24494 detect_caches_intel.
24496 2007-03-01 Richard Henderson <rth@redhat.com>
24498 * expr.c (emit_move_complex_push): Export.
24499 (emit_move_complex_parts): Split out from ...
24500 (emit_move_complex): ... here.
24501 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24502 * config/i386/i386.md (movcdi): New.
24504 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24506 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24507 size of mode1 to check for tieable modes in MMX case.
24509 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24511 * Makefile.in (rtlanal.o): Depend on tree.h.
24512 * rtl.h (offset_within_section_p, split_const): Declare.
24513 * rtlanal.c: Include tree.h.
24514 (offset_within_block_p): New function, taken from
24515 mips_offset_within_object_p.
24516 (split_const): New function, taken from mips_split_const.
24517 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24519 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24520 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24521 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24522 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24523 (m68k_illegitimate_symbolic_constant_p): New function.
24524 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24525 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24526 symbolic constant that might be outside the symbol's section,
24527 move the symbol first and then add the offset.
24528 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24530 * config/mips/mips.c (mips_split_const): Delete.
24531 (mips_offset_within_object_p): Delete.
24532 (mips_symbolic_constant_p): Use offset_within_section_p and
24533 split_const instead of mips_offset_within_object_p and
24535 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24536 (mips_legitimize_const_move, print_operand_reloc)
24537 (mips_dangerous_for_la25_p): Use split_const instead of
24540 2007-02-28 Eric Christopher <echristo@apple.com>
24542 * Makefile.in (install-include-dir): Don't rm -rf include.
24544 2007-02-28 Richard Guenther <rguenther@suse.de>
24546 PR middle-end/30364
24547 * fold-const.c (fold_binary): Do not associate expressions
24548 with more than one variable for integer types that do not wrap.
24550 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24552 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24553 Delete, and replace with...
24554 (fold_builtin_call_array): This. Update callers to use it.
24555 * fold-const.c (fold_build_call_list): Delete, and replace with...
24556 (fold_build_call_array): This.
24557 (fold_build_call_list_initializer): Delete, and replace with...
24558 (fold_build_call_array_initializer): This.
24559 * tree.h: Update declarations to reflect above changes.
24561 * c-typeck.c (build_function_call): Store converted arguments
24562 in a stack-allocated array instead of building a list.
24563 (convert_arguments): Store arguments in the array passed in as an
24564 argument, and return the actual number of arguments.
24565 * c-format.c: (check_function_format): Pass arguments in an
24566 array instead of a list.
24567 * c-common.c (check_function_nonnull): Likewise.
24568 (check_function_sentinel): Likewise.
24569 (check_function_arguments): Likewise.
24570 * c-common.h: Update declarations to reflect above changes.
24572 2007-02-28 Jan Hubicka <jh@suse.cz>
24574 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24575 PRED_NEGATIVE_RETURN): Update outcomes.
24577 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24579 * calls.c (emit_library_call_value_1): Handle partial registers
24580 correctly when building up CALL_INSN_FUNCTION_USAGE.
24582 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24584 * pa/predicates.md (move_src_operand): Allow zero for mode.
24585 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24588 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24591 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24592 *movv2df_internal): Enable pattern only for valid operand
24594 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24595 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24597 2007-02-27 Mike Stump <mrs@apple.com>
24599 * config/darwin-crt3.c: Avoid compilation when compiling for a
24602 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24604 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24606 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24607 for fixed headers and limits.h.
24608 (install-include-dir, install-headers-tar, install-headers-cpio,
24609 install-headers-cp, real-install-headers-tar,
24610 real-install-headers-cpio, real-install-headers-cp): Handle
24611 include-fixed as well as include.
24612 (install-mkheaders): Don't install files that go only in include
24614 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24615 from GCC_INCLUDE_DIR.
24616 * gcc.c (process_command): Remove special -BstageN/ handling.
24617 (do_spec_1): Add include-fixed directories.
24619 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24621 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24623 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24625 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24628 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24630 * c-common.c (get_priority): Add check for
24631 SUPPORTS_INIT_PRIORITY.
24633 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24635 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24637 * config/bfin/bfin.c: Include "cfglayout.h".
24638 (MAX_LSETUP_DISTANCE): New macro.
24639 (struct loop_info): New members incoming, incoming_src and
24640 incoming_dest. Delete member predecessor.
24641 (length_for_loop): New function.
24642 (bfin_optimize_loop): Handle more different loop structures.
24643 (bfin_discover_loop): Rework detection of predecessor blocks by
24644 examining incoming edges.
24645 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24647 (bfin_reorder_loops): New function.
24648 (bfin_reorg_loops): Use these three new functions.
24650 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24651 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24652 (CONSTRAINT_LEN): Add entry for 'q'.
24653 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24654 Add 'q' constraints.
24655 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24656 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24658 * config/bfin/bfin.md (add_with_carry): New pattern.
24659 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24660 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24661 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24662 support unsigned multiplies too. Removed incorrect commutativity from
24663 operand 1 constraint where appropriate.
24664 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24666 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24667 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24669 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24670 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24671 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24672 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24673 usmulhisi_hh_huh): New patterns.
24675 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24676 lshifthi3): Fix output template to use half reg for operand 2.
24678 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24681 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24683 2007-02-27 Andreas Schwab <schwab@suse.de>
24685 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24687 2007-02-27 Jan Hubicka <jh@suse.cz>
24689 * predict.c (last_basic_block_p): Remove.
24690 (tree_estimate_probability): Update return heuristic for commonized
24693 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24695 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24697 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24699 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24700 * doc/cpp.texi: Standardize title page.
24701 * doc/cppinternals.texi: Likewise.
24702 * doc/gcc.texi: Standardize title page, remove version number
24703 from copyright page.
24704 * doc/gccint.texi: Likewise.
24705 * doc/install.texi: Standardize title page, add table of
24708 2007-02-26 Jan Hubicka <jh@suse.cz>
24710 * predict.def: Set outcomes according to more recent results.
24711 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24712 Remove dead predictors.
24713 * predict.c (return_prediction): Fix pasto.
24715 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24717 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24718 change; avoid a memory leak when returning early.
24720 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24722 * c-decl.c (static_ctors): Move to c-common.c.
24723 (static_dtors): Likewise.
24724 (finish_function): Use c_record_cdtor_fn.
24725 (build_cdtor): Move to c-common.c.
24726 (c_write_global_declarations): Use c_build_cdtor_fns.
24727 * c-common.h (static_ctors): Declare.
24728 (static_dtors): Likewise.
24729 (c_record_cdtor_fn): Likewise.
24730 (c_build_cdtor_fns): Likewise.
24731 * c-common.c (static_ctors): New variable.
24732 (static_dtors): Likewise.
24733 (c_record_cdtor_fn): New function.
24734 (build_cdtor): Move from c-decl.c
24735 (c_build_cdtor_fns): New function.
24737 * output.h (assemble_addr_to_section): Declare.
24738 (get_cdtor_priority_section): Likewise.
24739 * varasm.c (assemble_addr_to_section): New function.
24740 (get_cdtor_priority_section): Likewise.
24741 (default_named_section_asm_out_destructor): Use them.
24742 (destor_dtor_section_asm_out_destructor): Likewise.
24743 (default_named_section_asm_out_constructor): Likewise.
24744 (default_ctor_section_asm_out_constructor): Likewise.
24745 * config.gcc (*-*-vxworks*): Include vxworks.o.
24746 * config/t-vxworks (vxworks.o): New target.
24747 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24748 (TARGET_ASM_CONSTRUCTOR): Define.
24749 (TARGET_ASM_DESTRUCTOR): Likewise.
24750 (vxworks_asm_out_constructor): Declare.
24751 (vxworks_asm_out_destructor): Likewise.
24753 * c-common.c (get_priority): Check that we have not just an
24754 INTEGER_CST, but an integer constant with integeral type.
24756 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24758 PR tree-optimization/30938
24759 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24760 use &dt[nargs-1] instead of &dt[nargs] in the call to
24761 vect_is_simple_use().
24763 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24765 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24766 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24767 Do not attempt to handle MEM inside auto-inc expressions.
24768 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24769 of a register modified by an auto-inc expression. However, do handle
24770 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24771 (elimination_effects): Prohibit elimination of a register modified
24772 by an auto-inc expression. Disable register elimination rules whose
24773 target register is modified by an auto-inc expression with variable
24776 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24778 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24780 (array_at_struct_end_p): New function.
24781 (idx_infer_loop_bounds): Use it.
24782 (estimate_numbers_of_iterations_loop): Export.
24783 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24784 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24785 (tree_estimate_probability): Call record_loop_exits.
24786 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24787 (estimated_loop_iterations, estimated_loop_iterations_int,
24788 estimated_loop_iterations_tree): New functions.
24789 (analyze_siv_subscript_cst_affine,
24790 compute_overlap_steps_for_affine_1_2,
24791 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24792 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24793 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24794 (PRED_LOOP_ITERATIONS_GUESSED): New.
24795 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24796 * cfgloop.h (estimate_numbers_of_iterations_loop,
24797 estimated_loop_iterations_int): Declare.
24799 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24801 * doc/extend.texi: Document optional priority argument to
24802 constructors and destructors.
24803 * tree.c (init_priority_for_decl): Adjust GTY markers.
24804 (init_ttree): Use priority-info hash functions for
24805 init_priority_for_decl.
24806 (tree_map_eq): Rename to ...
24807 (tree_map_base_eq): ... this.
24808 (tree_map_marked_p): Rename to ...
24809 (tree_map_base_marked_p): ... this.
24810 (tree_map_base_hash): New function.
24811 (decl_init_priority_lookup): Rework.
24812 (decl_fini_priority_lookup): New function.
24813 (decl_priority_info): New function.
24814 (decl_init_priority_insert): Use it.
24815 (decl_fini_priority_insert): Likewise.
24816 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24818 (decl_restrict_base_insert): Likewise.
24819 (decl_debug_expr_insert): Likewise.
24820 (decl_value_expr_lookup): Likewise.
24821 (decl_value_expr_insert): Likewise.
24822 * tree.h (priority_type): New type.
24823 (decl_init_priority_lookup): Use priority_type.
24824 (decl_fini_priority_lookup): New function.
24825 (decl_init_priority_insert): Use priority_type.
24826 (decl_fini_priority_insert): New function.
24827 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24828 (DECL_INIT_PRIORITY): Likewise.
24829 (SET_DECL_INIT_PRIORITY): Add comment.
24830 (DECL_FINI_PRIORITY): New macro.
24831 (SET_DECL_FINI_PRIORITY): Likewise.
24832 (DEFAULT_INIT_PRIORITY): Document.
24833 (MAX_INIT_PRIORITY): Likewise.
24834 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24835 (tree_map_base): New type.
24836 (tree_map_base_eq): New function.
24837 (tree_map_base_hash): Likewise.
24838 (tree_map_base_marked_p): Likewise.
24839 (tree_map): Inherit from tree_map_base.
24840 (tree_map_eq): Make it a macro.
24841 (tree_map_marked_p): Likewise.
24842 (tree_int_map): Inherit from tree_map_base.
24843 (tree_int_map_eq): Make it a macro.
24844 (tree_int_map_hash): Likewise.
24845 (tree_int_map_marked_p): Likewise.
24846 (tree_priority_map): New type.
24847 (tree_priority_map_eq): New macro.
24848 (tree_priority_map_hash): Likewise.
24849 (tree_priority_map_marked_p): Likewise.
24850 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24852 (emutls_common_1): Likewise.
24853 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24854 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24855 of tree_map hierarchy.
24856 * tree-cfg.c (move_stmt_r): Likewise.
24857 (new_label_mapper): Likewise.
24858 * c-tree.h (c_expand_body): Move to ...
24859 * c-common.h (c_expand_body): ... here.
24860 * c-decl.c (c_expand_body): Move to ...
24861 * c-common.c (c_expand_body): ... here.
24862 (c_common_attribute_table): Allow 1 argument for the constructor
24863 and destructor attributes.
24864 (get_priority): New function.
24865 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24866 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24868 2007-02-24 Jan Hubicka <jh@suse.cz>
24870 PR middle-end/30509
24871 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24872 copying for inlining.
24874 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24875 Jan Hubicka <jh@suse.cz>
24878 * i386.c (counter_mode): New function.
24879 (expand_set_or_movmem_via_loop): Use it.
24880 (expand_movmem_epilogue): Likewise; fix pasto.
24881 (ix86_expand_movmem): Do emit guard even for constant counts.
24882 (ix86_expand_setmem): Likewise.
24884 2007-02-25 Nick Clifton <nickc@redhat.com>
24886 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24887 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24889 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24892 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24893 count argument with 0x10, not with 0x16.
24894 (expand_setmem_epilogue): Ditto.
24896 2007-02-24 Mike Stump <mrs@apple.com>
24898 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24901 2007-02-24 Richard Guenther <rguenther@suse.de>
24903 PR middle-end/30951
24904 * fold-const.c (fold_binary): Fold x +- CST op x for
24905 EQ_EXPR and NE_EXPR.
24907 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24909 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24911 2007-02-24 Jan Hubicka <jh@suse.cz>
24913 * cgraphunit.c (decide_is_function_needed): Honor
24914 -fkeep-inline-functions.
24916 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24918 * builtins.c (fold_builtin_modf): New.
24919 (fold_builtin_2): Use it.
24921 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24923 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24924 (determine_max_iter): Take additional LOOP arg; all callers changed.
24925 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24926 one using simplifications.
24927 (simplify_using_initial_values): Return if the expression becomes
24928 invalid due to altered regs.
24930 2007-02-23 DJ Delorie <dj@redhat.com>
24932 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24934 2007-02-23 Mike Stump <mrs@apple.com>
24936 * tlink.c (scan_linker_output): Parse linker messages from
24937 darwin9's linker better.
24939 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24942 * varpool.c (varpool_assemble_pending_decls): Set
24943 varpool_last_needed_node to null.
24945 2007-02-23 DJ Delorie <dj@redhat.com>
24947 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24948 alignment bigger than the object file can handle.
24950 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24953 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24954 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24955 (*movsf_1): Penalize MMX moves.
24957 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24959 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24960 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24962 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24964 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24966 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24967 (fold_builtin_1): Use them.
24968 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24969 BUILT_IN_SIGNIFICAND.
24971 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24973 * config/i386/i386.c (bdesc_1arg): Initialize
24974 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24975 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24976 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24977 and IX86_BUILTIN_MOVSLDUP.
24979 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24981 PR rtl-optimization/30841
24982 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24984 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24986 * builtins.c (fold_builtin_frexp): New.
24987 (fold_builtin_2): Use it.
24989 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24991 * doc/invoke.texi (Spec Files): Document getenv spec function.
24993 * gcc.c (getenv_spec_function): New function.
24994 (static_spec_functions): Add it.
24995 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24996 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24999 2007-02-22 Michael Matz <matz@suse.de
25002 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25003 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25005 2007-02-22 Ian Lance Taylor <iant@google.com>
25008 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25009 (mem_loc_descriptor): Call it.
25011 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25012 Ira Rosen <irar@il.ibm.com>
25014 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25016 2007-02-22 Ira Rosen <irar@il.ibm.com>
25018 PR tree-optimization/30843
25019 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25020 stores only after all the group is vectorized.
25022 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25024 PR tree-optimization/30858
25025 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25026 in the reduction cycle have a single use in the loop.
25027 * tree-vectorizer.h (relevant): Add documentation.
25029 2007-02-20 Mike Stump <mrs@apple.com>
25031 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25032 * configure: Regenerate.
25034 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25036 Change the defaults of some parameters and options.
25037 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25038 * config/spu/spu.c (spu_optimization_options): Add.
25039 (spu_override_options): Change params in spu_optimization_options.
25040 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25042 Register 127 is only 16 byte aligned when used as a frame pointer.
25043 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25044 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25045 HARD_FRAME_POINTER_REGNUM.
25046 (spu_legitimate_address): Use regno_aligned_for_reload.
25047 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25048 aligned when frame_pointer_needed is true.
25049 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25051 * config/spu/spu.h (INIT_EXPANDERS): Define.
25053 Make sure shift and rotate instructions have valid immediate operands.
25054 * config/spu/predicates.md (spu_shift_operand): Remove.
25055 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25056 * config/spu/constraints.md (W, O): Extend range.
25057 * config/spu/spu.md (umask, nmask): Define.
25058 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25059 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25060 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25061 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25062 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25063 (lshr<mode>3_reg): Fix rtl description.
25065 Make sure mulhisi immediate operands are valid.
25066 * config/spu/predicates.md (imm_K_operand): Add.
25067 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25069 Generate constants using fsmbi and andi.
25070 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25071 (print_operand, spu_split_immediate, classify_immediate,
25072 fsmbi_const_p): Handle IC_FSMBI2.
25074 Correctly handle a CONST_VECTOR containing symbols.
25075 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25076 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25077 (immediate_load_p): Allow symbols that use 2 instructions to create.
25078 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25079 with symbols when flag_pic is set.
25080 (const_vector_immediate_p): New.
25081 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25082 accept a CONST_VECTOR with symbols.
25083 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25084 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25086 * config/spu/spu.md (high, low): Delete.
25087 (low_<mode>): Define.
25089 Remove INTRmode and INTR_REGNUM, which didn't work.
25090 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25092 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25093 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25094 peephole2 pattern): Don't use INTR or 131.
25095 (movintrcc): Delete.
25096 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25097 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25098 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25099 (UNSPEC_SET_INTR): Add.
25100 * config/spu/spu-modes.def (INTR): Remove.
25102 More accurate warnings about run-time relocations.
25103 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25105 Correctly warn about immediate arguments to specific intrinsics.
25106 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25107 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25108 the instruction predicate.
25110 Fix tree check errors with latest update.
25111 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25113 (spu_expand_builtin): Use CALL_EXPR_FN.
25115 Add missing specific intrinsics.
25116 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25118 * config/spu/spu_internals.h: Ditto.
25120 Fix incorrect operand modifiers.
25121 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25122 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25124 Optimize one case of zero_extend of a vec_select.
25125 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25127 Accept any immediate for hbr.
25128 * config/spu/spu.md (hbr): Change s constraints to i.
25130 2007-02-21 Paul Brook <paul@codesourcery.com>
25132 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25133 condexec_count when skipping USE and CLOBBER.
25135 2007-02-21 Nick Clifton <nickc@redhat.com>
25137 * common.opt (Warray-bounds): Add Warning attribute.
25138 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25140 (fsized-zeroes): Add Optimization attribute.
25141 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25142 * c.opt (Wc++0x-compat): Add Warning attribute.
25144 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25146 PR middle-end/30761
25147 * reload1.c (eliminate_regs_in_insn): In the single_set special
25148 case, attempt to re-recognize the insn before falling back to
25149 having reload fix it up.
25151 2007-02-20 Eric Christopher <echristo@gmail.com>
25153 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25154 Rewrite accordingly.
25155 (frv_read_iacc_argument): Ditto.
25156 (frv_expand_set_builtin): Take a call instead of arglist, update for
25158 (frv_expand_unop_builtin): Ditto.
25159 (frv_expand_binop_builtin): Ditto.
25160 (frv_expand_cut_builtin): Ditto.
25161 (frv_expand_binopimm_builtin): Ditto.
25162 (frv_expand_voidbinop_builtin): Ditto.
25163 (frv_expand_int_void2arg): Ditto.
25164 (frv_expand_prefetches): Ditto.
25165 (frv_expand_voidtriop_builtin): Ditto.
25166 (frv_expand_voidaccop_builtin): Ditto.
25167 (frv_expand_load_builtin): Ditto.
25168 (frv_expand_store_builtin): Ditto.
25169 (frv_expand_mdpackh_builtin): Ditto.
25170 (frv_expand_mclracc_builtin): Ditto.
25171 (frv_expand_mrdacc_builtin): Ditto.
25172 (frv_expand_mwtacc_builtin): Ditto.
25173 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25176 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25178 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25179 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25181 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25182 point instructions.
25183 * configure: Regenerate.
25184 * config.in: Regenerate.
25185 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25186 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25187 masks to power6 and power6x and to POWERPC_MASKS.
25188 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25190 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25191 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25192 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25193 Access PROTOTYPE as variable, not mask.
25195 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25197 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25198 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25199 * combine.c (adjust_for_new_dest): Use it.
25200 * postreload.c (reload_combine): Likewise.
25202 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25204 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25205 notes on an insn with multiple sets, even if single_set returns
25206 non-NULL for that insn.
25208 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25210 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25211 scalbn and scalbln.
25213 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25215 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25216 if user didn't pass it.
25217 * config/i386/darwin.h (CC1_SPEC): Likewise.
25218 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25219 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25220 -mmacosx-version-min.
25222 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25223 Uros Bizjak <ubizjak@gmail.com>
25225 * optabs.h (enum optab_index): Add new OTI_scalb.
25226 (scalb_optab): Define corresponding macro.
25227 * optabs.c (init_optabs): Initialize scalb_optab.
25228 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25230 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25231 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25232 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25233 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25234 flag_unsafe_math_optimizations is set.
25236 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25237 to implement scalbf, scalb and scalbl built-ins as inline x87
25240 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25241 DJ Delorie <dj@redhat.com>
25244 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25245 (diagnostic_report_diagnostic): ... here, and turn them into real
25246 errors. If warnings are inhibited, no need to do anything.
25248 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25250 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25251 better code generation.
25253 2007-02-20 Ben Elliston <bje@au.ibm.com>
25255 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25257 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25259 * config/alpha/alpha.c, config/alpha/alpha.md,
25260 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25261 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25262 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25263 config/arm/lib1funcs.asm: Follow spelling conventions.
25265 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25266 config/fr30/fr30.md, config/i386/i386.h,
25267 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25268 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25269 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25270 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25271 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25272 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25273 config/sparc/sparc.c, config/sparc/sparc.h,
25274 config/sparc/sparc.md, config/spu/constraints.md,
25275 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25278 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25281 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25284 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25286 * doc/invoke.texi (-ftree-lrs): Remove.
25288 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25290 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25293 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25295 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25296 new CALL_EXPR_FN macro for retrieving the function
25297 declaration of the input expression.
25299 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25301 * c.opt (Waddress): New.
25302 * common.opt (Walways-true): Delete.
25303 (Wstring-literal-comparison): Delete.
25304 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25305 -Wstring-literal-comparison. Add -Waddress.
25307 (Walways-true): Delete.
25308 (Wstring-literal-comparison): Delete.
25309 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25310 consistently instead of -Walways-true in example.
25311 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25312 * c-typeck.c (parser_build_binary_op): Replace
25313 -Wstring-literal-comparison and -Walways-true with -Waddress.
25314 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25317 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25319 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25320 without DECL_STRUCT_FUNCTION initialized.
25322 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25324 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25325 due to calls to functions taking pointers as parameters.
25327 2007-02-19 Richard Henderson <rth@redhat.com>
25330 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25333 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25335 * config/s390/s390.c (s390_call_saved_register_used,
25336 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25337 accessed to the new scheme.
25339 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25341 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25342 (cris_print_index, cris_print_operand, cris_print_operand_address)
25343 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25344 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25345 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25346 GET_CODE () == xxx.
25347 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25348 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25349 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25350 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25351 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25352 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25353 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25354 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25355 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25356 (uminsi3, call, call_value): Ditto.
25357 (define_split: indir_to_reg_split, unnamed): Ditto.
25359 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25361 PR tree-optimization/30975
25362 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25365 2007-02-18 Eric Christopher <echristo@gmail.com>
25367 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25368 Remove use of arglist.
25369 (mips_expand_builtin): Remove use of arglist, pass in expr.
25370 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25371 (mips_expand_builtin_movtf): Ditto.
25372 (mips_expand_builtin_compare): Ditto.
25374 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25376 * tree-sra.c (sra_build_assignment): Replace assertion
25377 checking with a comment explaining why it can't be done.
25379 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25381 PR middle-end/30833
25382 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25383 during CALL_EXPR representation conversion.
25384 * tree-ssa-propagate.c (set_rhs): Likewise.
25386 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25388 * tree-sra.c (sra_build_assignment): Disable assertion checking
25391 2007-02-18 Roger Sayle <roger@eyesopen.com>
25393 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25394 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25395 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25397 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25398 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25399 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25400 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25401 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25402 force_gimple_operand): Likewise.
25403 * ipa-cp.c (constant_val_insert): Likewise.
25404 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25405 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25406 perfect_nestify): Likewise.
25407 * langhooks.c (lhd_omp_assignment): Likewise.
25408 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25409 lower_copyprivate_clauses, lower_send_clauses,
25410 lower_send_shared_vars, expand_parallel_call,
25411 expand_omp_for_generic, expand_omp_for_static_nochunk,
25412 expand_omp_for_static_chunk, expand_omp_sections,
25413 lower_omp_single_copy, lower_omp_for_lastprivate,
25414 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25415 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25416 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25419 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25421 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25422 config/sh/sh.md: Follow spelling conventions.
25424 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25425 config/frv/predicates.md: Follow spelling conventions.
25427 * config/m68k/linux-unwind.h: Fix a comment typo.
25428 * target.h: Follow spelling conventions.
25430 2007-02-18 Roger Sayle <roger@eyesopen.com>
25432 PR rtl-optimization/28173
25433 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25434 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25435 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25436 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25437 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25439 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25441 * builtins.c (fold_builtin_load_exponent): New.
25442 (fold_builtin_2): Use it.
25444 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25446 PR rtl-optimization/30773
25447 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25448 if we fail to attach a REG_EQUIV note.
25450 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25451 Roger Sayle <roger@eyesopen.com>
25453 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25455 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25457 * calls.c (initialize_argument_information): Pass original EXP
25458 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25459 code to split complex arguments here, as part of initializing the
25461 (expand_call): Remove code that builds a list of arguments and
25462 inserts implicit arguments into it. Instead, just count how many
25463 implicit arguments there will be so we can determine the size of
25464 the ARGS array, and let initialize_argument_information do the work.
25465 (split_complex_values): Delete unused function.
25467 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25469 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25471 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25473 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25474 for arg pointer based indexed addressing.
25476 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25478 * config/ia64/ia64.h, config/ia64/ia64.md,
25479 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25480 spelling conventions.
25482 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25484 * config/m68k/m68k.c (split_di): New.
25485 * config/m68k/m68k-protos.h: Declare split_di.
25486 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25487 Improve predicate handling and split constant shifts.
25489 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25491 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25492 parameter for register bitfield operations, general predicates
25495 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25497 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25498 * config/m68k/linux-unwind.h: New file.
25500 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25502 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25503 config/i386/athlon.md, config/ia64/ia64.md,
25504 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25505 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25506 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25507 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25508 tree-vect-transform.c: Fix comment typos.
25510 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25512 * sched-deps.c (find_insn_list): Remove.
25513 * sched-int.h: Remove the prototype for find_insn_list.
25515 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25517 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25519 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25520 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25521 darwin_rs6000_override_options.
25522 (C_COMMON_OVERRIDE_OPTIONS): Expect
25523 darwin_macosx_version_min to be non-NULL always.
25524 (TARGET_C99_FUNCTIONS): Likewise.
25525 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25526 (DARWIN_MINVERSION_SPEC): New.
25527 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25528 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25530 (DARWIN_MINVERSION_SPEC): New.
25531 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25533 * config/darwin-c.c (darwin_cpp_builtins): Expect
25534 darwin_macosx_version_min to be non-NULL always.
25536 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25538 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25540 * config/i386/i386.h (x86_use_xchgb): New.
25541 (TARGET_USE_XCHGB): New macro.
25542 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25543 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25544 Split after reload into bswaphi for shifts of 8.
25545 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25546 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25547 or when optimizing for size.
25549 2007-02-16 Richard Guenther <rguenther@suse.de>
25550 Christian Bruel <christian.bruel@st.com>
25552 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25553 DECLs but prefer SSA_NAMEs over DECLs.
25555 2007-02-16 Richard Guenther <rguenther@suse.de>
25557 * tree-flow-inline.h (single_imm_use_p): Remove.
25558 (zero_imm_uses_p): Likewise.
25559 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25560 instead of single_imm_use_p.
25561 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25564 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25567 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25568 nested double- and backquotes.
25570 2007-02-15 Roger Sayle <roger@eyesopen.com>
25572 PR middle-end/30391
25573 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25574 should be unreachable.
25575 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25576 For the time being redirect GIMPLE_MODIFY_STMT to the new
25577 (renamed) build_gimple_modify_stmt_stat.
25578 (build2_gimple_stat): Rename to...
25579 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25580 Always build a GIMPLE_MODIFY_STMT node.
25581 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25582 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25585 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25586 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25587 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25588 expand_complex_div_wide): Likewise.
25589 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25590 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25591 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25592 * tree-ssa-loop-manip.c (create_iv): Likewise.
25593 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25594 abs_replacement): Likewise.
25595 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25596 realify_fake_stores): Likewise.
25598 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25599 node rather than a GIMPLE_MODIFY_STMT node.
25600 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25601 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25603 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25604 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25605 GIMPLE_MODIFY_STMT.
25607 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25609 PR middle-end/30433
25610 * fold-const.c (fold_comparison): Add back the
25611 folding of constant complex comparisions.
25613 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25615 PR middle-end/30729
25616 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25617 effects unknown to this function, return early.
25619 2007-02-15 Ian Lance Taylor <iant@google.com>
25621 * lower-subreg.c (move_eh_region_note): New static function.
25622 (resolve_simple_move): Call it.
25623 (decompose_multiword_subregs): Track blocks for which we resolve a
25624 simple move which is also a control flow insn. Pass them to
25625 find_many_sub_basic_blocks.
25626 (pass_lower_subreg): Add TODO_verify_flow.
25627 (pass_lower_subreg2): Likewise.
25629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25630 Brooks Moses <brooks.moses@codesourcery.com>
25631 Lee Millward <lee.millward@codesourcery.com>
25633 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25634 (VL_EXP_CLASS_P): New.
25635 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25637 (TREE_OPERAND_CHECK_CODE): Likewise.
25638 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25639 (TREE_RTL_OPERAND_CHECK): Likewise.
25640 (tree_operand_check_failed): Make second parameter the whole tree
25641 instead of its code. Fixed callers.
25642 (VL_EXP_CHECK): New.
25643 (TREE_OPERAND_LENGTH): New.
25644 (VL_EXP_OPERAND_LENGTH): New.
25645 (CALL_EXPR_FN): New.
25646 (CALL_EXPR_STATIC_CHAIN): New.
25647 (CALL_EXPR_ARGS): New.
25648 (CALL_EXPR_ARG): New.
25649 (call_expr_nargs): New.
25650 (CALL_EXPR_ARGP): New.
25651 (build_nt_call_list): Declare.
25652 (build_vl_exp_stat): Declare.
25653 (build_vl_exp): New.
25654 (build_call_list): Declare.
25655 (build_call_nary): Declare.
25656 (build_call_valist): Declare.
25657 (build_call_array): Declare.
25658 (call_expr_arg): Declare.
25659 (call_expr_argp): Declare.
25660 (call_expr_arglist): Declare.
25661 (fold_build_call_list): Declare.
25662 (fold_build_call_list_initializer): Declare.
25663 (fold_call_expr): Declare to replace fold_builtin.
25664 (fold_builtin_fputs): Update to agree with modified definition.
25665 (fold_builtin_strcpy): Likewise.
25666 (fold_builtin_strncpy): Likewise.
25667 (fold_builtin_memory_chk): Likewise.
25668 (fold_builtin_stxcpy_chk): Likewise.
25669 (fold_builtin_strncpy_chk): Likewise.
25670 (fold_builtin_next_arg): Likewise.
25671 (fold_build_call_expr): Declare.
25672 (fold_builtin_call_list): Declare.
25673 (fold_builtin_call_valist): Declare.
25674 (build_call_expr): Declare.
25675 (validate_arglist): Update to agree with modified definition.
25676 (tree_operand_length): New.
25677 (call_expr_arg_iterator): New.
25678 (init_call_expr_arg_iterator): New.
25679 (next_call_expr_arg): New.
25680 (first_call_expr_arg): New.
25681 (more_call_expr_args_p): New.
25682 (FOR_EACH_CALL_EXPR_ARG): New.
25684 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25685 and tcc_gimple_stmt.
25686 (tree_code_size): Update documentation. Use sizeof (tree) rather
25687 than sizeof (char *).
25688 (tree_size): Likewise. Add case for tcc_vl_exp.
25689 (tree_node_structure): Add case for tcc_vl_exp.
25690 (contains_placeholder_p): Likewise.
25691 (substitute_in_expr): Likewise.
25692 (substitute_placeholder_in_expr): Likewise.
25693 (stabilize_reference_1): Likewise.
25694 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25695 to diagnose breakage of this interface for constructing CALL_EXPRs.
25696 (build_nt): Add similar assertion here.
25697 (build_nt_call_list): New.
25698 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25699 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25701 (get_callee_fndecl): Use new CALL_EXPR accessors.
25702 (tree_operand_check_failed): Change parameters to pass entire node
25703 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25704 (process_call_operands): New.
25705 (build_vl_exp_stat): New.
25706 (build_call_list): New.
25707 (build_call_nary): New.
25708 (build_call_valist): New.
25709 (build_call_array): New.
25710 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25711 (call_expr_arglist): New.
25713 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25714 tcc_vl_exp instead of a fixed-size tcc_expression.
25716 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25717 accessors for CALL_EXPRs.
25718 (AGGR_INIT_EXPR): Likewise.
25720 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25721 Brooks Moses <brooks.moses@codesourcery.com>
25722 Lee Millward <lee.millward@codesourcery.com>
25724 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25725 (expand_builtin_nonlocal_goto): Change parameter to be entire
25726 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25727 (expand_builtin_prefetch): Likewise.
25728 (expand_builtin_classify_type): Likewise.
25729 (mathfn_built_in): Return NULL_TREE instead of 0.
25730 (expand_errno_check): Use new CALL_EXPR accessors.
25731 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25732 Return NULL_RTX instead of 0.
25733 (expand_builtin_mathfn_2): Likewise.
25734 (expand_builtin_mathfn_3): Likewise.
25735 (expand_builtin_interclass_mathfn): Likewise.
25736 (expand_builtin_sincos): Likewise.
25737 (expand_builtin_cexpi): Likewise.
25738 (expand_builtin_int_roundingfn): Likewise.
25739 (expand_builtin_int_roundingfn_2): Likewise.
25740 (expand_builtin_pow): Likewise.
25741 (expand_builtin_powi): Likewise.
25742 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25743 of arglist, fixing callers appropriately. Use new CALL_EXPR
25744 accessors and constructors. Return NULL_RTX instead of 0.
25745 (expand_builtin_strstr): Likewise.
25746 (expand_builtin_strchr): Likewise.
25747 (expand_builtin_strrchr): Likewise.
25748 (expand_builtin_strpbrk): Likewise.
25749 (expand_builtin_memcpy): Likewise.
25750 (expand_builtin_mempcpy): Likewise.
25751 (expand_builtin_mempcpy_args): New.
25752 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25753 (expand_builtin_memmove_args): New.
25754 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25755 (expand_movstr): Likewise.
25756 (expand_builtin_strcpy): Likewise.
25757 (expand_builtin_strcpy_args): New.
25758 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25759 (expand_builtin_strncpy): Likewise.
25760 (expand_builtin_memset): Likewise.
25761 (expand_builtin_memset_args): New.
25762 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25763 (expand_builtin_memcmp): Likewise.
25764 (expand_builtin_strcmp): Likewise.
25765 (expand_builtin_strncmp): Likewise.
25766 (expand_builtin_strcat): Likewise.
25767 (expand_builtin_strncat): Likewise.
25768 (expand_builtin_strspn): Likewise.
25769 (expand_builtin_strcspn): Likewise.
25770 (expand_builtin_args_info): Likewise.
25771 (expand_builtin_va_start): Likewise.
25772 (gimplify_va_arg_expr): Likewise.
25773 (expand_builtin_va_end): Likewise.
25774 (expand_builtin_va_copy): Likewise.
25775 (expand_builtin_frame_address): Likewise.
25776 (expand_builtin_alloca): Likewise.
25777 (expand_builtin_bswap): Likewise.
25778 (expand_builtin_unop): Likewise.
25779 (expand_builtin_fputs): Likewise.
25780 (expand_builtin_expect): Likewise.
25781 (expand_builtin_fabs): Likewise.
25782 (expand_builtin_copysign): Likewise.
25783 (expand_builtin_printf): Likewise.
25784 (expand_builtin_fprintf): Likewise.
25785 (expand_builtin_sprintf): Likewise.
25786 (expand_builtin_init_trampoline): Likewise.
25787 (expand_builtin_signbit): Likewise.
25788 (expand_builtin_fork_or_exec): Likewise.
25789 (expand_builtin_sync_operation): Likewise.
25790 (expand_builtin_compare_and_swap): Likewise.
25791 (expand_builtin_lock_test_and_set): Likewise.
25792 (expand_builtin_lock_release): Likewise.
25793 (expand_builtin): Likewise.
25794 (builtin_mathfn_code): Likewise.
25796 (fold_builtin_constant_p): Pass call arguments individually instead
25797 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25798 accessors and constructors. Return NULL_TREE instead of 0.
25799 (fold_builtin_expect): Likewise.
25800 (fold_builtin_classify_type): Likewise.
25801 (fold_builtin_strlen): Likewise.
25802 (fold_builtin_nan): Likewise.
25803 (integer_valued_real_p): Likewise.
25804 (fold_trunc_transparent_mathfn): Likewise.
25805 (fold_fixed_mathfn): Likewise.
25806 (fold_builtin_cabs): Likewise.
25807 (fold_builtin_sqrt): Likewise.
25808 (fold_builtin_cbrt): Likewise.
25809 (fold_builtin_cos): Likewise.
25810 (fold_builtin_cosh): Likewise.
25811 (fold_builtin_tan): Likewise.
25812 (fold_builtin_sincos): Likewise.
25813 (fold_builtin_cexp): Likewise.
25814 (fold_builtin_trunc): Likewise.
25815 (fold_builtin_floor): Likewise.
25816 (fold_builtin_ceil): Likewise.
25817 (fold_builtin_round): Likewise.
25818 (fold_builtin_int_roundingfn): Likewise.
25819 (fold_builtin_bitop): Likewise.
25820 (fold_builtin_bswap): Likewise.
25821 (fold_builtin_logarithm): Likewise.
25822 (fold_builtin_hypot): Likewise.
25823 (fold_builtin_pow): Likewise.
25824 (fold_builtin_powi): Likewise.
25825 (fold_builtin_exponent): Likewise.
25826 (fold_builtin_memset): Likewise.
25827 (fold_builtin_bzero): Likewise.
25828 (fold_builtin_memory_op): Likewise.
25829 (fold_builtin_bcopy): Deleted; call site changed to invoke
25830 fold_builtin_memory_op directly.
25831 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25832 (fold_builtin_strncpy): Likewise.
25833 (fold_builtin_memcmp): Likewise.
25834 (fold_builtin_strcmp): Likewise.
25835 (fold_builtin_strncmp): Likewise.
25836 (fold_builtin_signbit): Likewise.
25837 (fold_builtin_copysign): Likewise.
25838 (fold_builtin_isascii): Likewise.
25839 (fold_builtin_toascii): Likewise.
25840 (fold_builtin_isdigit): Likewise.
25841 (fold_builtin_fabs): Likewise.
25842 (fold_builtin_abs): Likewise.
25843 (fold_builtin_fmin_fmax): Likewise.
25844 (fold_builtin_carg): Likewise.
25845 (fold_builtin_classify): Likewise.
25846 (fold_builtin_unordered_cmp): Likewise.
25848 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25849 New functions split out from fold_builtin_1.
25850 (fold_builtin_n): New.
25851 (fold_builtin_varargs): New.
25852 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25854 (fold_call_expr): New.
25855 (build_function_call_expr): Rewrite to use new helper function.
25856 (fold_builtin_call_list): New.
25857 (build_call_expr): New.
25858 (fold_builtin_call_valist): New.
25859 (rewrite_call_expr): New.
25860 (validate_arg): New.
25861 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25862 of an arglist. Change return type to bool. Use new CALL_EXPR
25865 (fold_builtin_strstr): Pass call arguments individually instead
25866 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25867 accessors and constructors. Return NULL_TREE instead of 0.
25868 (fold_builtin_strchr): Likewise.
25869 (fold_builtin_strrchr): Likewise.
25870 (fold_builtin_strpbrk): Likewise.
25871 (fold_builtin_strcat): Likewise.
25872 (fold_builtin_strncat): Likewise.
25873 (fold_builtin_strspn): Likewise.
25874 (fold_builtin_strcspn): Likewise.
25875 (fold_builtin_fputs): Likewise.
25876 (fold_builtin_next_arg): Likewise.
25877 (fold_builtin_sprintf): Likewise.
25879 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25880 NULL_RTX instead of 0.
25881 (expand_builtin_memory_chk): Likewise.
25882 (maybe_emit_chk_warning): Likewise.
25883 (maybe_emit_sprintf_chk_warning): Likewise.
25885 (fold_builtin_object_size): Pass call arguments individually instead
25886 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25887 accessors and constructors. Return NULL_TREE instead of 0.
25888 (fold_builtin_memory_chk): Likewise.
25889 (fold_builtin_stxcpy_chk): Likewise.
25890 (fold_builtin_strncpy_chk): Likewise.
25891 (fold_builtin_strcat_chk): Likewise.
25892 (fold_builtin_strcat_chk): Likewise.
25893 (fold_builtin_strncat_chk): Likewise.
25894 (fold_builtin_sprintf_chk): Likewise.
25895 (fold_builtin_snprintf_chk): Likewise.
25896 (fold_builtin_printf): Likewise.
25897 (fold_builtin_vprintf): Likewise.
25899 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25901 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25902 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25903 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25904 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25905 (fold_unary): Likewise.
25906 (fold_binary): Likewise.
25907 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25908 ternary expressions.
25909 (fold): Add logic for tcc_vl_exp.
25910 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25911 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25912 (fold_build3_stat): Add assertion to flag broken interface for
25913 constructing CALL_EXPRs.
25914 (fold_build_call_list): New.
25915 (fold_build_call_list_initializer): New.
25916 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25918 (fold_strip_sign_ops): Likewise.
25920 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25921 Brooks Moses <brooks.moses@codesourcery.com>
25922 Lee Millward <lee.millward@codesourcery.com>
25924 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25925 accessors and dump arguments explicitly.
25927 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25929 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25931 (print_call_name): Use new CALL_EXPR accessors.
25933 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25934 CALL_EXPR arguments explicitly instead of as a list. Use
25935 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25937 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25938 (vrp_visit_stmt): Likewise.
25940 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25941 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25943 (force_move_till_expr): Likewise.
25945 * targhooks.c (default_external_stack_protect_fail): Use
25946 build_call_expr instead of build_function_call_expr.
25947 (default_hidden_stack_protect_fail): Likewise.
25949 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25952 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25953 and walk arguments explicitly.
25955 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25956 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25957 (expand_simple_operations): Likewise.
25958 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25960 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25961 of TREE_CODE_LENGTH.
25962 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25964 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25965 instead of TREE_CODE_LENGTH.
25967 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25968 (tree_ic_transform): Likewise.
25969 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25970 parameter instead of arglist. Fix callers.
25971 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25972 (tree_stringops_transform): Likewise.
25973 (tree_indirect_call_to_profile): Likewise.
25974 (tree_stringops_values_to_profile): Likewise.
25976 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25977 (eliminate_tail_call): Likewise.
25979 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25981 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25982 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25984 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25986 * omp-low.c (build_omp_barrier): Use build_call_expr.
25987 (lower_rec_input_clauses): Likewise.
25988 (lower_reduction_clauses): Likewise.
25989 (expand_parallel_call): Likewise.
25990 (maybe_catch_exception): Likewise.
25991 (expand_omp_for_generic): Likewise.
25992 (expand_omp_for_static_nochunk): Likewise.
25993 (expand_omp_sections): Likewise.
25994 (lower_omp_single_simple): Likewise.
25995 (lower_omp_single_copy): Likewise.
25996 (lower_omp_master): Likewise.
25997 (lower_omp_ordered): Likewise.
25998 (lower_omp_critical): Likewise.
26000 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26001 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26003 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26004 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26005 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26007 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26008 and generalize to handle any number of operands.
26009 (chrec_contains_undetermined): Likewise.
26010 (tree_contains_chrecs): Likewise.
26011 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26013 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26015 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26016 fold_call_expr instead of fold_builtin.
26017 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26018 match declarations there.
26019 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26022 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26023 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26025 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26026 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26028 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26031 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26032 (execute_cse_sincos): Use new CALL_EXPR accessors.
26034 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26036 * gimple-low.c (lower_function_body): Use build_call_expr.
26037 (lower_builtin_setjmp): Likewise.
26039 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26040 (set_storage_via_libcall): Likewise.
26041 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26042 instead of TREE_CODE_LENGTH.
26043 (expand_expr_real_1): Use new CALL_EXPR accessors.
26045 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26046 generalize to handle any number of operands.
26047 (TB_parent_eq): Likewise.
26049 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26050 (strip_builtin_expect): Likewise.
26052 * function.c (gimplify_parameters): Use build_call_expr.
26054 * tree-vectorizer.c (vect_is_simple_reduction): Use
26055 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26057 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26058 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26060 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26063 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26064 (gimplify_decl_expr): Likewise.
26065 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26066 Use new CALL_EXPR iterators.
26067 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26068 (gimplify_modify_expr_to_memset): Likewise.
26069 (gimplify_variable_sized_compare): Likewise.
26070 (gimplify_omp_atomic_fetch_op): Likewise.
26071 (gimplify_omp_atomic_pipeline): Likewise.
26072 (gimplify_omp_atomic_mutex): Likewise.
26073 (gimplify_function_tree): Likewise.
26075 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26076 (call_expr_flags): Likewise.
26077 (expand_call): Likewise.
26079 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26080 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26083 * coverage.c (create_coverage): Use build_call_expr.
26085 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26086 (temp_call_expr_obstack): New.
26087 (pool_copy_list): Delete.
26088 (temp_copy_call_expr): New.
26089 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26090 CALL_EXPR accessors. Get rid of special goo for copying argument
26091 lists and use temp_copy_call_expr instead.
26092 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26093 CALL_EXPR accessors.
26094 (create_expression_by_pieces): Likewise. Use build_call_array
26095 to construct the result instead of fold_build3.
26096 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26097 dealing with argument lists.
26098 (init_pre): Remove references to expression_node_pool and
26099 list_node_pool. Init temp_call_expr_obstack instead.
26100 (fini_pre): Remove references to expression_node_pool and
26103 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26104 and walk arguments explicitly instead of as a list.
26106 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26107 (mx_register_decls): Likewise.
26108 (mudflap_register_call): Likewise.
26109 (mudflap_finish_file): Likewise.
26111 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26112 (ipa_callsite_compute_param): Likewise.
26114 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26115 accessors and constructor.
26117 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26118 accessors and constructor.
26119 (convert_tramp_reference): Likewise.
26120 (convert_call_expr): Likewise.
26121 (finalize_nesting_tree_1): Likewise.
26123 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26126 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26128 * tree-inline.c (initialize_inlined_parameters): Pass entire
26129 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26131 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26132 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26134 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26136 (vectorizable_reduction): Likewise.
26137 (vectorizable_call): Use new CALL_EXPR iterators.
26138 (vectorizable_conversion): Use build_call_expr.
26139 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26140 (vect_gen_widened_results_half): Use build_call_expr.
26141 (vect_setup_realignment): Likewise.
26142 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26144 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26145 (pass_through_call): Likewise.
26146 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26149 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26150 (tree_gen_pow2_profiler): Likewise.
26151 (tree_gen_one_value_profiler): Likewise.
26152 (tree_gen_ic_func_profiler): Likewise.
26153 (tree_gen_average_profiler): Likewise.
26154 (tree_gen_ior_profiler): Likewise.
26156 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26157 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26158 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26160 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26161 of TREE_CODE_LENGTH.
26163 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26164 of TREE_CODE_LENGTH.
26166 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26168 (convert_to_integer): Likewise.
26170 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26173 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26174 Brooks Moses <brooks.moses@codesourcery.com>
26175 Lee Millward <lee.millward@codesourcery.com>
26177 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26179 * config/frv/frv.c (frv_expand_builtin): Likewise.
26180 * config/s390/s390.c (s390_expand_builtin): Likewise.
26182 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26183 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26185 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26186 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26187 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26188 (ix86_expand_store_builtin): Likewise.
26189 (ix86_expand_unop_builtin): Likewise.
26190 (ix86_expand_unop1_builtin): Likewise.
26191 (ix86_expand_sse_compare): Likewise.
26192 (ix86_expand_sse_comi): Likewise.
26193 (ix86_expand_vec_init_builtin): Likewise.
26194 (ix86_expand_vec_ext_builtin): Likewise.
26195 (ix86_expand_vec_set_builtin): Likewise.
26196 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26198 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26199 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26201 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26202 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26203 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26205 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26207 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26208 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26209 arglist. Use new CALL_EXPR accessors. Fix callers.
26210 (altivec_expand_abs_builtin): Likewise.
26211 (rs6000_expand_binop_builtin): Likewise.
26212 (altivec_expand_predicate_builtin): Likewise.
26213 (altivec_expand_lv_builtin): Likewise.
26214 (spe_expand_stv_builtin): Likewise.
26215 (altivec_expand_stv_builtin): Likewise.
26216 (rs6000_expand_ternop_builtin): Likewise.
26217 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26218 (altivec_expand_st_builtin): Likewise.
26219 (altivec_expand_dst_builtin): Likewise.
26220 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26221 arglist. Use new CALL_EXPR accessors. Fix callers.
26222 (altivec_expand_vec_set_builtin): Likewise.
26223 (altivec_expand_vec_ext_builtin): Likewise.
26224 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26225 (spe_expand_builtin): Likewise.
26226 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26227 arglist. Use new CALL_EXPR accessors. Fix callers.
26228 (spe_expand_evsel_builtin): Likewise.
26229 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26230 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26232 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26233 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26234 (arm_expand_unop_builtin): Likewise.
26235 (arm_expand_builtin): Use new CALL_EXPR accessors.
26237 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26240 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26241 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26243 (bfin_expand_unop_builtin): Likewise.
26244 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26246 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26247 Brooks Moses <brooks.moses@codesourcery.com>
26248 Lee Millward <lee.millward@codesourcery.com>
26250 * c-semantics.c (build_stmt): Add internal diagnostic check.
26252 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26253 accessors. Print arguments explicitly instead of as a list.
26255 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26257 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26258 (c_finish_omp_flish): Likewise.
26260 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26261 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26262 instead of TREE_CODE_LENGTH.
26263 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26264 (c_warn_unused_result): Likewise.
26266 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26269 * doc/invoke.texi (Warning Options): Remove
26270 -Werror-implicit-function-declaration.
26271 (Wimplicit-function-declaration): Update description.
26272 * opts.c (common_handle_option): Move handling of -Werror=* to...
26273 (enable_warning_as_error): ...here.
26274 * opts.h (enable_warning_as_error): Declare.
26275 * c-decl.c (implicit_decl_warning): Unless
26276 -Wno-implicit-function-declaration is given, emit a pedwarn if
26277 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26278 * c.opt (Wimplicit-function-declaration): Replace
26279 mesg_implicit_function_declaration with
26280 warn_implicit_function_declaration.
26281 * c-opts.c (c_common_handle_option):
26282 -Werror-implicit-function-declaration is exactly equal as
26283 -Werror=implicit-function-declaration.
26284 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26285 warn_implicit_function_declaration.
26286 (c_common_post_options): -Wimplict-function-declaration is enabled
26287 by default by -std=c99, otherwise is disabled by default.
26288 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26290 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26292 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26293 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26294 former is ignored but not the latter.
26296 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26298 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26299 is made and the reference doesn't use the alias set of its type,
26300 do not create the temporary using that type.
26302 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26304 * jump.c: Remove prototypes for delete_computation and
26305 delete_prior_computation.
26307 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26309 * jump.c (get_label_after): Delete.
26310 (get_label_before, delete_computation, delete_jump,
26311 delete_prior_computation, follow_jumps): Move...
26312 * reorg.c (delete_computation, delete_prior_computation): ... here...
26313 (get_label_before, delete_jump): ... making these static ...
26314 (follow_jumps): ... and simplifying this since it only runs after
26316 * rtl.h (get_label_after, get_label_before, delete_jump,
26317 follow_jumps): Delete prototypes.
26319 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26321 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26323 2007-02-15 Nick Clifton <nickc@redhat.com>
26325 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26326 order to prevent it from being munged by the target.
26328 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26330 * config/i386/i386.md: Remove misleading comment.
26332 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26334 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26335 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26338 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26340 * tree-sra.c (instantiate_missing_elements): Canonicalize
26342 (sra_build_assignment): New.
26343 (generate_copy_inout, generate_element_copy,
26344 generate_element_zero, generate_one_element_init): Use it.
26346 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26348 * tree-sra.c (instantiate_missing_elements): Canonicalize
26350 (sra_build_assignment): New.
26351 (generate_copy_inout, generate_element_copy,
26352 generate_element_zero, generate_one_element_init): Use it.
26354 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26356 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26359 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26361 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26362 types as aggregates not scalars.
26363 * function.c (assign_stack_temp_for_type): Likewise.
26365 2007-02-14 Roger Sayle <roger@eyesopen.com>
26366 Zdenek Dvorak <dvorakz@suse.cz>
26368 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26371 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26373 * passes.c (next_pass_1): Clear the next field of the copied
26376 2007-02-14 Richard Henderson <rth@redhat.com>
26378 * tree-sra.c (early_sra): New.
26379 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26380 (tree_sra_early, pass_sra_early): New.
26381 * tree-pass.h (pass_sra_early): Declare.
26382 * passes.c (init_optimization_passes): Use it.
26384 2007-02-14 Richard Guenther <rguenther@suse.de>
26386 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26388 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26390 PR tree-optimization/30771
26391 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26393 (vect_analyze_operations): Induction phis can now be marked as
26395 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26396 Update documentation accordingly.
26398 2007-02-14 Nick Clifton <nickc@redhat.com>
26400 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26401 most 3 arguments are supported.
26402 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26404 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26406 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26407 Ensure dst->current is valid.
26409 2007-02-13 Paul Brook <paul@codesourcery.com>
26411 * config.gcc: Add arm*-*-uclinux-*eabi.
26412 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26413 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26414 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26415 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26416 (LINK_SPEC): Define.
26417 (LIB_SPEC): Define.
26418 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26420 * config/arm/uclinux-eabi.h: New file.
26421 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26422 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26425 2007-02-13 Ian Lance Taylor <iant@google.com>
26427 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26428 * flags.h (warn_strict_overflow): Declare.
26429 (enum warn_strict_overflow_code): Define.
26430 (issue_strict_overflow_warning): New static inline function.
26431 * opts.c (warn_strict_overflow): New variable.
26432 (common_handle_option): Handle OPT_Wstrict_overflow and
26433 OPT_Wstrict_overflow_.
26434 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26436 * fold-const.c: Include intl.h.
26437 (fold_deferring_overflow_warnings): New static variable.
26438 (fold_deferred_overflow_warning): New static variable.
26439 (fold_deferred_overflow_code): New static variable.
26440 (fold_defer_overflow_warnings): New function.
26441 (fold_undefer_overflow_warnings): New function.
26442 (fold_undefer_and_ignore_overflow_warnings): New function.
26443 (fold_deferring_overflow_warnings_p): New function.
26444 (fold_overflow_warning): New static function.
26445 (make_range): Add strict_overflow_p parameter. Change all
26447 (extract_muldiv, extract_muldiv_1): Likewise.
26448 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26449 tree_expr_nonnegative_p.
26450 (fold_negate_expr): Call fold_overflow_warning.
26451 (fold_range_test): Likewise.
26452 (fold_comparison): Likewise.
26453 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26454 instead of tree_expr_nonnegative_p.
26455 (tree_expr_nonnegative_warnv_p): Rename from
26456 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26457 (tree_expr_nonnegative_p): New function.
26458 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26459 strict_overflow_p parameter.
26460 (tree_expr_nonzero_p): New function.
26461 * passes.c (verify_interpass_invariants): New static function.
26462 (execute_one_pass): Call it.
26463 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26465 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26466 (estimate_numbers_of_iterations): Likewise.
26467 (scev_probably_wraps_p): Likewise.
26468 * tree-ssa-ccp.c: Include "toplev.h".
26469 (evaluate_stmt): Defer fold overflow warnings until we know we are
26471 (struct fold_stmt_r_data): Add stmt field.
26472 (fold_stmt_r): Defer fold overflow warnings until we know we
26474 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26475 (fold_stmt_inplace): Likewise.
26476 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26477 (cleanup_control_expr_graph): Defer fold overflow warnings until
26478 we know we are going to optimize.
26479 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26480 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26482 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26483 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26484 * tree-ssa-loop-manip.c (create_iv): Likewise.
26485 * c-typeck.c (build_conditional_expr): Likewise.
26486 (build_binary_op): Likewise.
26487 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26488 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26489 (extract_range_from_unary_expr): Likewise.
26490 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26491 assuming that signed overflow does not occur.
26492 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26493 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26494 (fold_defer_overflow_warnings): Declare.
26495 (fold_undefer_overflow_warnings): Declare.
26496 (fold_undefer_and_ignore_overflow_warnings): Declare.
26497 (fold_deferring_overflow_warnings_p): Declare.
26498 (tree_expr_nonzero_warnv_p): Declare.
26499 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26500 of warning options.
26501 (Warning Options): Document -Wstrict-overflow.
26502 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26503 (tree-ssa-ccp.o): Likewise.
26504 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26505 (fold-const.o): Depend on intl.h.
26507 2007-02-13 Ian Lance Taylor <iant@google.com>
26509 PR middle-end/30751
26510 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26513 2007-02-13 Stuart Hastings <stuart@apple.com>
26515 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26517 2007-02-13 Richard Henderson <rth@redhat.com>
26519 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26520 handled_component_p before looking for the indirect_ref.
26522 2007-02-13 Richard Henderson <rth@redhat.com>
26524 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26525 remove flags clobber.
26526 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26527 (bswaphi_lowpart): New.
26528 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26529 remove TARGET_BSWAP test. Delete expander of the same name.
26531 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26532 (expand_unop): Use them.
26534 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26536 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26537 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26538 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26539 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26540 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26541 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26542 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26543 assembler dialect choice from asm templates.
26545 2007-02-12 Richard Henderson <rth@redhat.com>
26547 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26548 (fixuns_trunc<SSEMODEF>si2): Use it.
26549 * config/i386/sse.md (vec_setv4sf_0): Export.
26550 * config/i386/i386.c (ix86_build_const_vector): Export.
26551 (ix86_split_convert_uns_si_sse): Rename from
26552 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26553 * config/i386/i386-protos.h: Update.
26555 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26558 * c-typeck.c (c_finish_return): Improve warning message.
26560 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26562 * alias.c (find_symbolic_term): Delete unused function.
26564 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26566 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26567 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26568 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26570 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26572 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26573 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26574 the function, temporarily point the debug interface to the null one.
26576 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26578 * dwarf2out.c (round_up_to_align): New static function.
26579 (field_byte_offset): Use it to round the offset.
26581 2007-02-12 Richard Henderson <rth@redhat.com>
26583 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26584 (inswl_const): Export.
26586 2007-02-12 Richard Henderson <rth@redhat.com>
26588 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26589 result mode of the libcall, convert back to outmode.
26591 2007-02-12 Roger Sayle <roger@eyesopen.com>
26593 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26594 (bswapdi2): New define_expand to implement 32-bit implementation.
26596 2007-02-12 Nick Clifton <nickc@redhat.com>
26598 * doc/invoke.texi (Overall Options): Document --help=.
26599 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26600 (cc1_options): Pass --help= on to cc1.
26601 (display_help): Add description of --help=.
26602 (process_command): Add code to handle --help=. Allow translated
26603 --help and --target-help switches to be passed on to compiler
26605 (main): Remove unused if statement.
26606 * opts.c (columns): Remove.
26607 (LEFT_COLUMN): Define.
26608 (wrap_help): Add columns argument.
26609 (print_filtered_help): Change parameters to be an include bitmask,
26610 an exclude bitmask, an any bitmask and the column width. Move the
26611 code to display the params list here. Add code to display the
26612 status of options rather than their descriptions if the quiet flag
26614 (print_specific_help): Change parameters to be an include bitmask,
26615 an exclude bitmask and an any bitmask. Move code to look up the
26616 column width here. Decide upon the title for an options listing.
26617 (common_handle_options): Add code to handle --help=. Adapt code
26618 for --help and --target-help to use the revised form of the
26619 print_specific_help function.
26620 (print_help): Delete.
26621 (print_param_help): Delete.
26622 (print_switch): Delete.
26623 * opts.h (cl_lang_count): Add prototype.
26624 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26625 CL_MAX_OPTION_CLASS): New defines.
26626 * optc-gen.awk: Add construction of cl_lang_count.
26627 * c.opt: Add Warning attribute to warning options and Optimization
26628 attribute to optimization options.
26629 * common.opt: Likewise.
26631 Add -fhelp and -ftarget-help as aliases for the transformed --help
26632 and --target-help options.
26633 * opt-functions.awk: Add code to handle Warning and Optimization
26636 2007-02-12 Richard Henderson <rth@redhat.com>
26638 * config/alpha/constraints.md: New file.
26639 * config/alpha/alpha.c: Include tm-constrs.h.
26640 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26641 alpha_extra_constraint): Remove.
26642 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26643 * config/alpha/alpha-protos.h: Update.
26644 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26645 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26646 (EXTRA_CONSTRAINT): Remove.
26647 * config/alpha/alpha.md: Include constraints.md.
26648 (adddi splitter): Use satisfies_constraint_*.
26649 * config/alpha/predicates.md (add_operand): Likewise.
26650 (sext_add_operand, addition_operation): Likewise.
26652 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26654 PR tree-optimization/29145
26655 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26656 in our handling of restrict qualified pointers.
26658 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26661 * doc/invoke.texi (Wunused-value): Update description.
26662 (Wextra): Delete item.
26663 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26664 value of Wunused-value.
26665 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26666 (c_finish_stmt_expr): Don't check extra_warnings.
26667 (emit_side_effect_warnings): The caller is responsible to check
26670 2007-02-11 Roger Sayle <roger@eyesopen.com>
26671 Matt Thomas <matt@3am-software.com>
26673 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26675 2007-02-11 Roger Sayle <roger@eyesopen.com>
26677 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26678 comparisons of POPCOUNT against zero.
26679 (simplify_const_relational_operation): Likewise.
26681 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26683 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26685 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26687 * dwarf2out.c (root_type): Delete unused function.
26689 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26691 * genattrtab.c (contained_in_p): Delete unused function.
26692 (write_expr_attr_cache): Likewise.
26694 2007-02-11 Jan Hubicka <jh@suse.cz>
26696 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26699 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26701 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26702 to add the REG_EQ* note.
26703 * see.c (see_merge_one_use_extension): Likewise.
26704 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26705 turn REG_EQUAL notes into REG_EQUIV notes if the target
26706 register may have more than one set.
26707 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26708 * gcse.c (try_replace_reg): Likewise.
26709 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26710 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26711 more than one REG_EQUIV note.
26712 * reload1.c (gen_reload): Use set_unique_reg_note.
26714 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26716 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26717 (ix86_builtin_conversion): New function.
26719 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26722 * tree.h (DECL_REPLACEABLE_P): New macro.
26723 * except.c (set_nothrow_function_flags): Likewise.
26725 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26726 Ira Rosen <irar@il.ibm.com>
26727 Dorit Nuzman <dorit@il.ibm.com>
26729 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26730 * targhooks.c (default_builtin_vectorized_conversion): New.
26731 * targhooks.h (default_builtin_vectorized_function): New declaration.
26732 * target.h (struct vectorize): Add builtin_conversion field.
26733 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26734 stmt_vec_info_type value.
26735 (vectorizable_conversion): New declaration.
26736 * tree-vect-analyze.c (vect_analyze_operations): Add
26737 vectorizable_conversion call.
26738 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26739 * tree-vect-transform.c (vectorizable_conversion): New function.
26740 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26741 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26743 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26744 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26745 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26746 or ALTIVEC_BUILTIN_VCFSX.
26748 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26751 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26752 CONST_DOUBLE and operand 0 is a hard register.
26753 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26754 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26755 is a hard floating-point register.
26757 2007-02-10 Richard Henderson <rth@redhat.com>
26758 Jakub Jelinek <jakub@redhat.com>
26759 Alexandre Oliva <aoliva@redhat.com>
26761 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26762 * builtin-types.def (BT_WORD): Make unsigned.
26763 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26764 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26765 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26766 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26767 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26768 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26770 * expr.c (emutls_var_address): New.
26771 (expand_expr_real_1): Expand emulated tls.
26772 (expand_expr_addr_expr_1): Likewise.
26773 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26774 * output.h (emutls_finish): Declare.
26775 * toplev.c (compile_file): Call it.
26776 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26777 address before wrapping in CONST.
26778 * varasm.c (emutls_htab, emutls_object_type): New.
26779 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26780 (get_emutls_object_name, get_emutls_object_type): New.
26781 (get_emutls_init_templ_addr, emutls_decl): New.
26782 (emutls_common_1, emutls_finish): New.
26783 (assemble_variable): When emulating tls, swap decls; generate
26784 constructor for the emutls objects.
26785 (do_assemble_alias): When emulating tls, swap decl and target name.
26786 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26788 * varpool.c (decide_is_variable_needed): Look at force_output.
26789 Recurse for emulated tls.
26790 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26791 with decide_is_variable_needed.
26792 * emutls.c: New file.
26793 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26794 tls_object for real tls.
26796 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26798 PR rtl-optimization/29599
26799 * reload1.c (eliminate_regs_in_insn): Take the destination
26800 mode into account when computing the offset.
26802 2007-02-09 Stuart Hastings <stuart@apple.com>
26803 Richard Henderson <rth@redhat.com>
26805 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26806 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26807 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26808 fixuns_truncdfhi2): New.
26809 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26810 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26811 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26812 (floatunssidf2): Allow nonimmediate source.
26813 * config/i386/sse.md (movdi_to_sse): New.
26814 (vec_concatv2di): Drop '*'.
26815 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26816 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26817 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26819 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26820 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26821 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26822 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26823 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26824 ix86_build_const_vector.
26825 (x86_emit_floatuns): Rewrite.
26827 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26829 * genautomata.c (longest_path_length): Delete unused function.
26830 (struct state): Delete unused longest_path_length.
26831 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26832 (get_free_state): Delete unused.
26834 2007-02-09 Jan Hubicka <jh@suse.cz>
26836 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26837 * doc/invoke.texi (inline-unit-growth): Update default value.
26839 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26840 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26841 (rebuild_cgraph_edges): Likewise.
26842 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26843 (dump_cgraph_node): Dump frequencies.
26844 (cgraph_clone_edge): Add frequency scales.
26845 (cgraph_clone_node): Add freuqnecy.
26846 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26847 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26848 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26849 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26850 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26851 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26852 (save_inline_function_body): Likewise.
26853 * ipa-inline.c: inluce rtl.h
26854 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26855 (cgraph_edge_badness): Use frequencies.
26856 (cgraph_decide_recursive_inlining): Update clonning.
26857 (cgraph_decide_inlining_of_small_function): Dump frequency.
26858 * predict.c (estimate_bb_frequencies): Export.
26859 * predict.h (estimate_bb_frequencies): Declare.
26860 * tree-inline.c (copy_bb): Watch overflows.
26861 (expand_call_inline): Update call of cgraph_create_edge.
26862 (optimize_inline_calls): Use TODO flags to update frequnecies.
26863 * passes.h: Include predict.h
26864 (init_optimization_passes): Move profile ahead.
26865 (execute_function_todo): Handle TODO_rebuild_frequencies.
26867 2007-02-09 Roger Sayle <roger@eyesopen.com>
26869 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26870 the insbl or inswl pattern into a register.
26872 2007-02-09 Roger Sayle <roger@eyesopen.com>
26874 * config/ia64/ia64.md (bswapdi2): New define_insn.
26876 2007-02-09 Richard Henderson <rth@redhat.com>
26878 * config/i386/constraints.md (Ym): New constraint.
26879 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26880 (movdi_1_rex64): Split sse and xmm general register moves from
26881 memory move alternatives. Use conditional register constraints.
26882 (movsf_1, movdf_integer): Likewise.
26883 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26884 (movdf_integer_rex64): New.
26885 (pushsf_rex64): Fix output constraints.
26886 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26887 (sse2_stored): Likewise.
26888 (sse2_storeq_rex64): New.
26889 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26890 amd and not generic.
26891 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26892 for optimize_size. Remove SF/DFmode hack.
26894 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26896 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26899 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26900 Richard Sandiford <richard@codesourcery.com>
26902 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26903 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26904 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26905 m68k/t-mlib to tmake_file.
26906 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26907 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26908 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26909 Allow it to be cf or m68k. Set m68k_arch_family. If that
26910 variable is not empty, add t-$m68k_arch_family to tmake_file.
26911 Add t-mlibs to tmake_file.
26912 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26913 * config/m68k/t-cf: New file.
26914 * config/m68k/t-m68k: Likewise.
26915 * config/m68k/t-mlibs: Likewise.
26916 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26917 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26918 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26919 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26920 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26922 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26923 (INSTALL_LIBGCC): Delete.
26924 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26925 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26926 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26927 (M68K_MLIB_CPU): Define.
26928 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26929 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26930 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26932 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26933 Richard Guenther <rguenther@suse.de>
26935 PR middle-end/23361
26936 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26937 against INT_MIN/INT_MAX.
26938 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26939 file if a loop is removed.
26941 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26943 * calls.c (store_one_arg): Pass correct alignment to
26944 emit_push_insn for non-BLKmode values.
26945 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26946 unaligned stack slot via a suitably aligned slot.
26948 2007-02-08 DJ Delorie <dj@redhat.com>
26950 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26952 (legal_subregs): Use unsigned char, make const.
26953 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26955 2007-02-08 Paul Brook <paul@codesourcery.com>
26957 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26958 special interworking needed.
26960 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26962 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26963 conditional to __SSE2__.
26964 (Entries below should have been added to first ChangeLog
26965 entry for amdfam10 dated 2007-02-05)
26966 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26968 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26970 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26973 2007-02-08 DJ Delorie <dj@redhat.com>
26975 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26976 * config/m32c/m32c.c (legal_subregs): New.
26977 (m32c_illegal_subreg_p): New.
26978 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26979 unsupported subregs of hard regs.
26981 2007-02-08 Jan Hubicka <jh@suse.cz>
26983 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26984 the same one; always update histograms.
26986 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26988 * passes.c (init_optimization_passes): Tidy comment.
26990 2007-02-08 Roger Sayle <roger@eyesopen.com>
26992 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26993 strip zero_extend, bswap and rotates from POCOUNT's argument.
26994 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26995 zero_extend and rotates from PARITY's argument.
26996 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26997 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26998 of an integer constant at compile-time.
27000 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27003 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27005 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27008 * tree-ssa-live.c (remove_unused_locals): Do not remove
27009 TREE_ADDRESSABLE variables.
27010 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27011 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27012 FOR_CLOBBER. Update all users.
27013 If VAR has an associated alias set, add a virtual operand for
27014 it if no alias is found to conflict with the memory reference.
27016 2007-02-07 Jan Hubicka <jh@suse.cz>
27017 Robert Kidd <rkidd@crhc.uiuc.edu>
27019 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27021 2007-02-07 Ian Lance Taylor <iant@google.com>
27023 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27025 2007-02-07 Roger Sayle <roger@eyesopen.com>
27027 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27028 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27029 tablejumpdi, movsi_to_cr_one): Remove constraints from
27030 define_expand's match_operands.
27032 2007-02-07 Roger Sayle <roger@eyesopen.com>
27034 * global.c (compute_regsets): Move declatation of "i" inside of
27035 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27037 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27040 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27041 of INDIRECT_REF <RESULT_DECL>.
27043 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27045 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27046 Kaz Kojima <kkojima@gcc.gnu.org>
27049 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27051 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27053 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27055 * doc/loop.texi: Document possibility not to perform disambiguation
27056 of loops with multiple latches.
27057 * cfgloopmanip.c (alp_enum_p): Removed.
27058 (add_loop): Handle subloops. Use get_loop_body_with_size.
27059 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27060 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27061 the new forwarder block.
27062 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27063 Handle the case latch is NULL.
27064 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27065 modifications when marking loop exits.
27066 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27068 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27069 disambiguate_loops_with_multiple_latches.
27070 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27071 before fix_loop_structure.
27072 * cfgloop.c: Include pointer-set.h and output.h.
27073 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27074 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27075 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27076 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27077 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27078 disambiguate_multiple_latches, get_loop_body_with_size,
27079 disambiguate_loops_with_multiple_latches): New functions.
27080 (flow_loop_dump): Dump multiple latch edges.
27081 (flow_loop_nodes_find): Handle loops with multiple latches.
27082 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27083 (glb_enum_p): Modified.
27084 (get_loop_body): Use get_loop_body_with_size.
27085 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27086 (AVOID_CFG_MODIFICATIONS): New constant.
27087 (disambiguate_loops_with_multiple_latches, add_loop,
27088 get_loop_body_with_size): Declare.
27089 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27091 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27093 PR inline-asm/28686
27094 * global.c (compute_regsets): New function.
27095 (global_alloc): Refactored ELIMINABLE_REGSET
27096 and NO_GLOBAL_ALLOC_REGS computation out.
27097 (rest_of_handle_global_alloc): Call compute_regsets()
27098 for non-optimizing case.
27100 2007-02-06 Richard Henderson <rth@redhat.com>
27102 * config/i386/constraints.md (Y2): Rename from Y.
27103 (Yi): New constraint.
27104 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27105 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27106 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27107 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27108 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27109 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27110 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27111 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27112 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27113 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27114 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27115 vec_extractv2si_1): Change Y constraints to Y2.
27116 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27117 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27118 Change Y constraints to Y2.
27119 (sse2_loadld): Change Y constraints to x.
27121 2007-02-06 Roger Sayle <roger@eyesopen.com>
27123 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27124 (parity<mode>2): New define_expand using rs6000_emit_parity.
27125 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27126 rs6000_emit_parity): New functions.
27127 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27128 rs6000_emit_parity): Prototype here.
27130 2007-02-06 Ian Lance Taylor <iant@google.com>
27132 * lower-subreg.c (simple_move_operand): Reject CONST.
27133 (resolve_clobber): Call validate_change rather than directly
27134 assigning to XEXP (pat, 0).
27136 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27138 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27139 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27140 (tree-cfg.o): Remove hashtab.h dependency.
27142 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27143 (struct ivopts_data): Change niters to pointer_map_t.
27144 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27145 (niter_for_exit): Create pointer_map on demand. Change for
27147 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27148 (free_loop_data): Destroy data->niters if created and reset field.
27149 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27150 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27152 * tree-ssa-reassoc.c: Include pointer-set.h.
27153 (bb_rank): Change to long *.
27154 (operand_rank): Change to pointer_map_t.
27155 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27156 (insert_operand_rank): Accept long.
27157 (operand_entry_hash, operand_entry_eq): Remove.
27158 (get_rank): Return long. Adjust for changes above.
27159 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27161 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27163 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27164 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27165 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27167 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27168 directly since it cannot be NULL.
27169 (get_vi_for_tree): Rewrite for pointer_map API.
27170 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27171 (init_alias_vars): Create vi_for_tree as pointer_map.
27172 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27174 * tree-cfg.c: Don't include hashtab.h.
27175 (edge_to_cases): Declare as pointer_map.
27176 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27178 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27179 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27180 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27182 (record_switch_edge): Delete.
27183 (get_cases_for_edge): Adjust for pointer_map API, inline
27184 record_switch_edge (rewritten for new API), remove goto.
27186 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27188 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27189 * tree-nested.c: Include pointer-set.h.
27190 (var_map_elt, var_map_eq, var_map_hash): Delete.
27191 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27192 to pointer_map_t's.
27193 (nesting_info_bitmap_obstack): New.
27194 (lookup_field_for_decl): Adjust for pointer_map API.
27195 (lookup_tramp_for_decl): Adjust for pointer_map API.
27196 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27197 (get_local_debug_decl): Adjust for pointer_map API.
27198 (convert_nl_goto_reference): Adjust for pointer_map API.
27199 (convert_nl_goto_receiver): Adjust for pointer_map API.
27200 (create_nesting_tree): Create outside GGC space. Create bitmap on
27201 the new obstack. Create field_map and var_map as pointer_maps.
27202 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27204 (lower_nested_functions): Move root here, no need to NULL it.
27205 Initialize and release the obstack.
27207 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27209 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27210 Remove prototypes and make them non-static.
27211 (struct tree_int_map): Remove.
27212 * tree.h (struct tree_int_map): Move here, turning TO into an
27214 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27216 * tree.h (TREE_COMPLEXITY): Remove.
27217 (struct tree_exp): Remove complexity field.
27218 * tree.c (build1_stat): Don't set it.
27220 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27221 Victor Kaplansky <victork@il.ibm.com>
27223 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27224 (vect_is_simple_reduction): Support reduction with induction as
27225 one of the operands.
27226 (vect_is_simple_iv_evolution): Fix formatting.
27227 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27228 formatting. Don't mark induction phis for vectorization.
27229 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27230 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27231 (vect_get_vec_def_for_operand): Support induction.
27232 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27234 (vectorizable_reduction): Support reduction with induction as one of
27236 (vectorizable_type_demotion): Use def-type of stmt argument rather
27237 than dummy def-type.
27239 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27240 flag_tree_scev_cprop.
27241 * common.opt (tree-scev-cprop): New flag.
27243 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27244 call to vect_get_new_vect_var.
27246 2007-02-06 Ira Rosen <irar@il.ibm.com>
27248 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27249 vectype is not NULL.
27250 (vect_pattern_recog_1): Likewise.
27252 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27254 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27255 (fold_negate_expr): Likewise.
27257 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27260 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27261 even if cv-qualification is the same.
27263 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27265 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27266 __enable_execute_stack on completion.
27268 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27270 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27271 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27272 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27273 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27274 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27275 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27276 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27277 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27281 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27282 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27283 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27284 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27285 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27286 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27287 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27288 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27289 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27290 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27291 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27292 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27293 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27294 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27295 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27296 sqrtextenddfxf2_i387): Added amdfam10_decode.
27298 * config/i386/athlon.md (athlon_idirect_amdfam10,
27299 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27300 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27301 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27302 athlon_ivector_store_amdfam10): New define_insn_reservation.
27303 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27306 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27308 * config/i386/athlon.md (athlon_call_amdfam10,
27309 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27310 define_insn_reservation.
27311 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27312 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27313 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27317 * config/i386/athlon.md (athlon_sseld_amdfam10,
27318 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27319 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27321 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27323 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27324 define_insn_reservation.
27325 * config/i386/i386.md (sseins): Added sseins to define_attr type
27326 and define_attr unit.
27327 * config/i386/sse.md: Set type attribute to sseins for insertq
27330 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27332 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27333 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27334 ssecomi_load_amdfam10, ssecomi_amdfam10,
27335 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27336 define_insn_reservation.
27337 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27341 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27342 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27343 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27344 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27345 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27346 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27347 define_insn_reservation.
27349 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27350 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27351 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27352 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27353 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27357 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27358 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27359 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27360 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27361 athlon_ssemul_load_k8): Added amdfam10.
27363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27365 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27366 (x86_sse_unaligned_move_optimal): New variable.
27368 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27370 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27371 for unaligned vector SSE double/single precision loads for AMDFAM10.
27373 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27375 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27376 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27377 Define TARGET_CPU_DEFAULT_amdfam10.
27378 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27379 (processor_type): Add PROCESSOR_AMDFAM10.
27381 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27382 processor_type in config/i386/i386.h.
27383 Enable imul peepholes for TARGET_AMDFAM10.
27385 * config.gcc: Add support for --with-cpu option for amdfam10.
27387 * config/i386/i386.c (amdfam10_cost): New variable.
27388 (m_AMDFAM10): New macro.
27389 (m_ATHLON_K8_AMDFAM10): New macro.
27390 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27391 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27392 x86_promote_QImode, x86_integer_DFmode_moves,
27393 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27394 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27395 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27396 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27397 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27398 Enable/disable for amdfam10.
27399 (override_options): Add amdfam10_cost to processor_target_table.
27400 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27401 processor_alias_table.
27402 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27403 (ix86_adjust_cost): Add code for amdfam10.
27405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27407 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27408 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27409 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27410 * config/i386/i386.h: Add builtin definition for SSE4A.
27411 * config/i386/i386.md: Add support for ABM instructions
27412 (popcnt and lzcnt).
27413 * config/i386/sse.md: Add support for SSE4A instructions
27414 (movntss, movntsd, extrq, insertq).
27415 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27416 Add -march=amdfam10 flag.
27417 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27418 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27420 * doc/extend.texi: Add documentation for SSE4A builtins.
27422 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27424 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27426 2007-02-05 Richard Guenther <rguenther@suse.de>
27428 * tree-vectorizer.h (vectorizable_function): Add argument type
27429 argument, change return type.
27430 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27431 * tree-vect-transform.c (vectorizable_function): Handle extra
27432 argument, return vectorized function decl.
27433 (build_vectorized_function_call): Remove.
27434 (vectorizable_call): Handle calls with result and argument types
27435 differing. Handle loop vectorization factor correctly.
27436 * targhooks.c (default_builtin_vectorized_function): Adjust for
27438 * targhooks.h (default_builtin_vectorized_function): Likewise.
27439 * target.h (builtin_vectorized_function): Add argument type
27441 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27442 extra argument, allow vectorizing of lrintf.
27443 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27444 documentation of target hook.
27446 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27449 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27450 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27451 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27453 2007-02-05 Roger Sayle <roger@eyesopen.com>
27455 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27456 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27457 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27458 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27459 before canonicalizing sincos to cexpi.
27460 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27462 2007-02-05 Roger Sayle <roger@eyesopen.com>
27464 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27465 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27466 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27468 2007-02-05 Roger Sayle <roger@eyesopen.com>
27470 * mips-tfile.c (initialize_init_file): Correct endianness test.
27472 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27474 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27475 the 'y' constraint.
27477 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27479 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27480 saves in a PARALLEL before the register assignments.
27482 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27484 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27485 DWARF_FRAME_RETURN_COLUMN to be a general register.
27486 * dwarf2out.c (init_return_column_size): New function, split from...
27487 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27488 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27489 to be nongeneral registers.
27490 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27492 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27493 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27495 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27497 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27499 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27501 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27502 (remove_path): Use can_remove_branch_p and remove_branch instead
27503 of loop_delete_branch_edge.
27504 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27505 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27506 Update profile using scale_dominated_blocks_in_loop.
27507 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27508 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27509 (can_remove_branch_p, remove_branch): Declare.
27510 * tree-cfg.c (tree_can_remove_branch_p): New function.
27511 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27512 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27513 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27515 2007-02-05 Jan Hubicka <jh@suse.cz>
27517 PR middle-end/30696
27518 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27519 nodes in cgraph, don't remove offline copy of the function.
27521 2007-02-04 Jan Hubicka <jh@suse.cz>
27523 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27524 vectors might cause maybe_lookup_element_for_expr to be called
27525 on non-sra-candidate.
27527 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27529 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27530 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27531 spelling conventions.
27533 2007-02-04 Richard Guenther <rguenther@suse.de>
27535 PR middle-end/30636
27536 * fold-const.c (try_move_mult_to_index): Make sure to not
27537 overflow one dimension of a multi-dimensional array access.
27539 2007-02-04 Jan Hubicka <jh@suse.cz>
27541 * passes.c (init_optimization_passes): Reindent.
27543 2007-02-04 Jan Hubicka <jh@suse.cz>
27544 Eric Botcazou <ebotcazou@adacore.com>
27546 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27547 (execute_fixup_cfg): Break out the abnormal goto code.
27548 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27549 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27550 (optimize_inline_calls): Call make_nonlocal_label_edges.
27552 2007-02-04 Jan Hubicka <jh@suse.cz>
27554 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27555 true when something was changed.
27556 (rename_ssa_copies): When something was changed, do
27557 TODO_remove_unused_locals.
27558 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27559 add TODO_remove_unused_locals when instruction was removed.
27561 2007-02-04 Jan Hubicka <jh@suse.cz>
27563 * ipa-inline.c (try_inline): Improve debug output; work on already
27565 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27566 call try_inline for already inlined edges too when flattening;
27567 inline also functions that make callee growth but overall unit size
27570 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27572 * config/m32c/bitops.md, config/m32c/jump.md,
27573 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27574 config/m32r/m32r.h, config/m32r/m32r.md,
27575 config/m32r/predicates.md, config/m68hc11/larith.asm,
27576 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27577 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27578 config/mips/mips-protos.h, config/mips/mips.c,
27579 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27580 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27581 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27582 spelling conventions.
27584 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27585 Follow spelling conventions.
27587 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27589 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27590 warn about C++0x compatibility.
27592 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27594 * config/h8300/h8300.c, config/h8300/h8300.h,
27595 config/h8300/h8300.md: Follow spelling conventions.
27597 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27599 PR middle-end/30667
27600 * combine.c (try_combine): Do not substitute source operand
27601 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27603 2007-02-03 Jan Hubicka <jh@suse.cz>
27605 PR gcov-profile/30650
27606 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27607 do not divide by zero for never executed counters.
27608 (tree_find_values_to_profile): Fix counters.
27609 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27611 2007-02-03 Ian Lance Taylor <iant@google.com>
27613 * lower-subreg.c (simple_move_operand): New static function,
27614 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27616 (simple_move): Call simple_move_operand.
27617 (find_decomposable_subregs): Add special handling of MEMs.
27618 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27619 meaning of return value. If we see a hard register, test whether
27620 it can store a word_mode value. Change all callers.
27622 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27624 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27625 ftrapv insns and expanders.
27626 (subdi3): Change define_expand operand 1 to arith11_operand, and
27627 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27628 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27629 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27632 PR middle-end/30174
27633 * varasm.c (notice_global_symbol): Treat global objects as weak when
27634 flag_shlib is true.
27636 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27638 * emit-rtl.c (dconstpi): Delete.
27639 (dconstsqrt2): New.
27640 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27641 * real.h (dconstpi): Delete.
27642 (dconstsqrt2): New.
27643 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27644 (fold_builtin_hypot): Likewise.
27646 2007-02-03 Tom Tromey <tromey@redhat.com>
27649 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27650 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27652 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27654 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27655 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27656 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27657 config/rs6000/cell.md, config/rs6000/darwin.h,
27658 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27659 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27660 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27661 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27662 typos. Follow spelling conventions.
27663 * doc/invoke.texi: Follow spelling conventions.
27665 2007-02-03 Roger Sayle <roger@eyesopen.com>
27667 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27668 canonicalization transformations that attempt to simplify integer
27669 constant comparisons to become comparisons against zero.
27671 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27673 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27675 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27676 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27678 2007-02-02 Mike Stump <mrs@apple.com>
27680 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27681 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27682 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27683 generate a branch island.
27685 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27687 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27688 (xtensa_legitimate_address_p): New.
27689 (xtensa_legitimize_address): New.
27690 (xtensa_output_addr_const_extra): New.
27691 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27693 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27694 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27695 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27696 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27697 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27698 (xtensa_legitimize_address): New.
27699 (xtensa_output_addr_const_extra): New.
27701 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27703 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27705 2007-02-02 Ian Lance Taylor <iant@google.com>
27707 * expmed.c (expand_divmod): Add comment.
27709 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27711 * emit-rtl.c (renumber_insns): Remove.
27712 * flags.h: Remove the extern for flag_renumber_insns.
27713 * rtl.h: Remove the prototype for renumber_insns.
27714 * toplev.c (flag_renumber_insns): Remove.
27716 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27718 Revert for x86 darwin:
27719 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27721 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27722 code before the following patch under TARGET_MACHO.
27723 (ix86_function_value_regno_p): Likewise.
27725 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27727 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27730 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27733 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27734 loads to general or fp registers. Add comments.
27735 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27737 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27739 * pointer-set.c (insert_aux): Only return insertion slot.
27740 (pointer_set_insert): Adjust.
27741 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27742 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27743 pointer_map_traverse): New.
27744 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27745 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27746 pointer_map_contains, pointer_map_traverse): Declare.
27748 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27750 PR middle-end/30473
27751 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27752 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27754 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27756 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27758 (struct _dep): New type.
27759 (dep_t): New typedef.
27760 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27761 (DEP_STATUS): New access macro. The macro with the same name was
27762 renamed to DEP_LINK_STATUS.
27763 (dep_init): Declare function
27765 (struct _dep_link): New type.
27766 (dep_link_t): New typedef.
27767 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27768 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27769 (DEP_LINK_STATUS): New macro.
27770 (debug_dep_links): New debug function.
27772 (struct _deps_list): New type.
27773 (deps_list_t): New typedef.
27774 (DEPS_LIST_FIRST): New access macro.
27775 (FOR_EACH_DEP_LINK): New cycle macro.
27776 (create_deps_list, free_deps_list, delete_deps_list): Declare
27778 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27779 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27780 (copy_deps_list_change_con): Ditto.
27782 (move_dep_link): Declare function.
27784 (struct _dep_node): New type.
27785 (dep_node_t): New typedef.
27786 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27788 (struct haifa_insn_data.back_deps): New field to hold backward
27789 dependencies of the insn.
27790 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27792 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27793 Change its type to deps_list_t.
27794 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27795 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27796 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27798 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27800 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27802 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27804 (dep_cost): Declare.
27806 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27807 (ds_to_dk, dk_to_ds): New functions.
27809 (init_dep_1): New static function.
27810 (init_dep): New function.
27811 (copy_dep): New static function.
27813 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27815 (detach_dep_link): New static function.
27816 (move_dep_link): New function.
27818 (dep_links_consistent_p, dump_dep_links): New static functions.
27819 (debug_dep_links): New debugging function.
27821 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27823 (alloc_deps_list, init_deps_list): New static functions.
27824 (create_deps_list): New function.
27825 (clear_deps_list): New static function.
27826 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27827 (deps_list_consistent_p, dump_deps_list): New static functions.
27828 (debug_deps_list): New function.
27829 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27831 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27833 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27834 use new scheduler dependencies lists.
27835 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27836 (sched_analyze): Ditto. Initialize dependencies lists.
27837 (add_forw_dep, compute_forward_dependences): Update to use new
27838 scheduler dependencies lists.
27840 (init_dependency_caches): Init deps_obstack.
27841 (free_dependency_caches): Free deps_obstack.
27843 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27844 new scheduler dependencies lists.
27845 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27846 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27848 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27849 Update to use new scheduler dependencies lists.
27850 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27851 (debug_dependencies): Ditto.
27852 (schedule_region): Update comments.
27854 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27855 scheduler dependencies lists.
27856 (schedule_ebb): Update comments.
27858 * rtl.def (DEPS_LIST): Remove.
27860 * lists.c (unused_deps_list): Remove.
27861 (free_list): Update assertions.
27863 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27864 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27866 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27867 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27869 * haifa-sched.c (comments): Update.
27870 (insn_cost1): Remove. Inline the code into insn_cost ().
27871 (insn_cost): Update to use new scheduler dependencies lists. Move
27872 processing of the dependency cost to dep_cost ().
27873 (dep_cost): New function. Use it instead of insn_cost () when
27874 evaluating cost of the dependency. Use compatible interface to
27875 interact with the target.
27876 (priority): Update to use new scheduler dependencies lists.
27877 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27878 with greater number of insns that depend on the insn.
27879 (schedule_insn): Update to use new scheduler dependencies lists. Add
27880 code to free backward dependencies lists. Inline and optimize code
27881 from resolve_dep () - see PR28071.
27882 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27883 lists. Update call to targetm.sched.is_costly_dependence hook.
27885 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27886 scheduler dependencies lists.
27888 (resolve_dep): Remove. Move the logic to schedule_insn ().
27889 (init_h_i_d): Initialize dependencies lists.
27891 (process_insn_depend_be_in_spec): Rename to
27892 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27893 dependencies lists.
27894 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27895 Update to use new scheduler dependencies lists.
27896 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27898 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27899 new scheduler dependencies lists.
27900 (build_intra_loop_deps): Ditto.
27902 * target.h (struct _dep): Declare to use in
27903 gcc_target.sched.is_costly_dependence.
27904 (struct gcc_target.sched.adjust_cost): Fix typo.
27905 (struct gcc_target.sched.is_costly_dependence): Change signature to
27906 use single dep_t parameter instead of an equivalent triad.
27907 (struct gcc_target.sched.adjust_cost_2): Remove.
27909 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27911 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27913 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27915 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27917 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27918 (REG_DEP_TRUE): Document.
27920 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27921 Change signature to correspond to the targetm.sched.adjust_cost hook.
27922 Update use in TARGET_SCHED_ADJUST_COST_2.
27923 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27924 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27925 new scheduler dependencies lists.
27926 (ia64_gen_check): Ditto.
27928 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27929 scheduler dependencies lists.
27931 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27932 signature to correspond to the targetm.sched.is_costly_dependence hook.
27933 (is_costly_group): Update to use new scheduler dependencies lists.
27935 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27936 instead of INSN_COST () macro.
27938 2007-02-01 Ian Lance Taylor <iant@google.com>
27940 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27942 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27944 * pa.md (tp_load): Correct mfctl instruction syntax.
27946 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27948 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27949 altivec_padding_size calculation on AIX. Improve comment, add
27950 assert to verify that it's right.
27952 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27955 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27957 PR inline-asm/28686
27958 * global.c (global_alloc): Add mising initialization of
27961 2007-02-01 Roger Sayle <roger@eyesopen.com>
27963 * alias.c (init_alias_analysis): Correct whitespace.
27964 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27965 partition_hot_cold_basic_blocks): Likewise.
27966 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27967 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27968 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27969 fold_builtin_snprintf_chk, fold_builtin_printf,
27970 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27971 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27972 * cfgcleanup.c (cleanup_cfg): Likewise.
27973 * cfgexpand.c (tree_expand_cfg): Likewise.
27974 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27975 * function.c (get_next_funcdef_no): Likewise.
27976 * gengtype.c (main): Likewise.
27977 * genmodes.c (main): Likewise.
27978 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27979 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27980 * ifcvt.c (noce_emit_move_insn): Likewise.
27981 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27983 * stor-layout.c (get_best_mode): Likewise.
27984 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27985 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27986 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27987 perform_var_substitution, solve_graph): Likewise.
27988 * tree-vrp.c (vrp_finalize): Likewise.
27990 2007-02-01 Ian Lance Taylor <iant@google.com>
27992 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27993 high part of a paradoxical subreg, return a constant zero.
27995 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27997 * toplev.c (lang_dependent_init): Call init_set_costs.
27998 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28000 2007-02-01 Richard Guenther <rguenther@suse.de>
28002 PR middle-end/30656
28003 * fold-const.c (fold_negate_expr): Allow negating a
28004 constant if overflow does not change.
28006 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28008 * doc/c-tree.texi (Expression trees): Improve markup.
28009 * doc/tm.texi (Register Classes, Addressing Modes)
28010 (Floating Point): Fix spacing after abbreviations. Fix some
28013 2007-02-01 Ben Elliston <bje@au.ibm.com>
28015 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28016 * doc/contrib.texi: Likewise.
28017 * doc/install.texi: Likewise.
28019 2007-01-31 Richard Henderson <rth@redhat.com>
28020 Ian Lance Taylor <iant@google.com>
28022 * lower-subreg.c: New file.
28023 * rtl.def (CONCATN): Define.
28024 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28025 pass_lower_subreg2.
28026 * emit-rtl.c (update_reg_offset): New static function, broken out
28027 of gen_rtx_REG_offset.
28028 (gen_rtx_REG_offset): Call update_reg_offset.
28029 (gen_reg_rtx_offset): New function.
28030 * regclass.c: Revert patch of 2006-03-05, restoring
28032 (clear_reg_info_regno): New function.
28033 * dwarf2out.c (concatn_loc_descriptor): New static function.
28034 (loc_descriptor): Handle CONCATN.
28035 * common.opt (fsplit_wide_types): New option.
28036 * opts.c (decode_options): Set flag_split_wide_types when
28038 * timevar.def (TV_LOWER_SUBREG): Define.
28039 * rtl.h (gen_reg_rtx_offset): Declare.
28040 (reg_scan_update): Declare.
28041 * regs.h (clear_reg_info_regno): Declare.
28042 * tree-pass.h (pass_lower_subreg): Declare.
28043 (pass_lower_subreg2): Declare.
28044 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28045 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28046 -fsplit-wide-types.
28047 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28048 * Makefile.in (OBJS-common): Add lower-subreg.o.
28049 (lower-subreg.o): New target.
28051 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28053 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28055 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28058 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28060 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28062 PR middle-end/29335
28063 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28065 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28067 * cfgloop.h: Include vec-prim.h.
28068 (enum li_flags): Remove LI_ONLY_OLD.
28069 (loop_iterator): Changed.
28070 (fel_next, fel_init): Iterate over loop tree.
28071 (FOR_EACH_LOOP_BREAK): New macro.
28072 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28074 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28075 * modulo-sched.c (sms_schedule): Ditto.
28076 * tree-vectorizer.c (vectorize_loops): Ditto.
28077 * doc/loop.texi: Update information on loop numbering and behavior of
28078 FOR_EACH_LOOP wrto new loops.
28079 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28080 add_to_evolution_1): Test nestedness of loops instead of comparing
28082 * tree-chrec.c (chrec_fold_plus_poly_poly,
28083 chrec_fold_multiply_poly_poly, chrec_evaluate,
28084 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28085 reset_evolution_in_loop): Ditto.
28086 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28088 2007-01-31 Dirk Mueller <dmueller@suse.de>
28090 * c-common.c (warn_about_parentheses): Separate warning about
28091 un-parenthized sequence of comparison operators from the one
28092 which is supposed to warn about x <= y <= z.
28094 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28096 * optabs.h (enum optab_index): Add new OTI_isinf.
28097 (isinf_optab): Define corresponding macro.
28098 * optabs.c (init_optabs): Initialize isinf_optab.
28099 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28101 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28102 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28104 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28105 expand_builtin_interclass_mathfn.
28106 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28107 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28108 (fxam<mode>2_i387): New insn pattern.
28109 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28110 built-in functions as x87 inline asm.
28112 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28114 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28116 2007-01-30 Eric Christopher <echristo@apple.com>
28118 * config.gcc: Add geode.
28120 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28122 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28123 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28124 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28125 value-prof.c: Fix comment typos.
28127 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28130 * doc/invoke.texi (Wpointer-arith): Document warning.
28132 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28134 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28135 the list of discrepancies from the draft TR.
28137 2007-01-30 Dirk Mueller <dmueller@suse.de>
28140 * doc/invoke.texi (-Wreturn-type): Update description to
28141 match new behavior.
28143 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28145 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28147 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28149 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28150 to handle optabs that operate on floating point input argument and
28151 output to integer output.
28152 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28153 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28154 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28155 expand_builtin_interclass_mathfn ().
28156 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28157 (ilogbsi2): Remove.
28158 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28159 ilogbl built-in functions as x87 intrinsics.
28161 2007-01-30 Richard Guenther <rguenther@suse.de>
28163 PR middle-end/27657
28164 * dwarf2out.c (reference_to_unused): Query varpool if the
28165 variable was output.
28167 2007-01-30 Richard Guenther <rguenther@suse.de>
28169 PR middle-end/30313
28170 * passes.c (execute_one_pass): Reset in_gimple_form to not
28171 confuse non-unit-at-a-time mode.
28173 2007-01-29 Roger Sayle <roger@eyesopen.com>
28174 Richard Guenther <rguenther@suse.de>
28176 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28177 avoid undefined behaviour on overflow. Use force_fit_type_double
28178 to construct the constant with the specified TREE_OVERFLOW.
28180 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28182 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28183 * config/dfp-bit.h: Ditto.
28185 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28187 * c-decl.c (pop_scope): Replace warnings with call to
28188 warn_for_unused_label.
28189 * c-common.h (warn_for_unused_label): Declare.
28190 * c-common.c (warn_for_unused_label): Define.
28192 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28194 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28197 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28199 * Makefile.in (USER_H): Remove decfloat.h.
28200 * ginclude/decfloat.h: Delete, moving contents to ...
28201 * ginclude/float.h: Add support for decimal floating point,
28202 guarded by __STDC_WANT_DEC_FP__.
28204 2007-01-29 Mike Stump <mrs@apple.com>
28206 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28207 Analysis and Representation to resolve case insensitive conflict.
28208 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28210 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28212 * tree.h (struct tree_memory_tag): Add aliases member.
28213 (MTAG_ALIASES): New macro.
28214 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28215 (add_may_alias): Remove pointer-set. Update for may_aliases being
28217 (mark_aliases_call_clobbered): Update for may_aliases being a
28219 (compute_tag_properties): Ditto.
28220 (create_partition_for): Ditto.
28221 (compute_memory_partitions): Ditto.
28222 (dump_may_aliases_for): Ditto.
28223 (is_aliased_with): Ditto.
28224 (add_may_alias_for_new_tag): Ditto.
28225 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28226 (compute_is_aliased): New function.
28227 (compute_may_aliases): Call compute_is_aliased).
28228 (init_alias_info): Initialize alias_bitmap_obstack.
28229 (union_alias_set_into): New function.
28230 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28231 (have_common_aliases_p): Rewrite to take two bitmaps and use
28233 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28234 Update for bitmaps.
28235 (finalize_ref_all_pointers): Update for add_may_alias changes.
28236 (new_type_alias): Ditto.
28237 * tree-flow-inline.h (may_aliases): Return a bitmap.
28238 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28239 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28240 may_aliases being a bitmap.
28241 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28242 may_aliases now returns a bitmap.
28243 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28245 * tree-ssa-operands.c (add_virtual_operand): Update for
28246 may_aliases being a bitmap.
28248 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28250 PR tree-optimization/30630
28251 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28252 variable as changed.
28254 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28257 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28258 expanded only once even if an error occurs.
28260 2007-01-29 Ben Elliston <bje@au.ibm.com>
28262 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28263 (__gcov_average_profiler): Likewise.
28264 (__gcov_ior_profiler): Likewise.
28265 (__gcov_merge_ior): Likewise.
28267 2007-01-28 Jan Hubicka <jh@suse.cz>
28269 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28270 * value-prof.c (stringop_block_profile): Likewise.
28272 2007-01-28 Jan Hubicka <jh@suse.cz>
28274 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28275 Add variant handling histograms; add wrapper.
28276 (clear_storage_via_libcall): Export.
28277 (emit_block_move_hints): Break out from ...; add histograms.
28278 (emit_block_move): ... this one.
28279 (clear_storage_hints): Break out from ...; add histograms.
28280 (clear_storage): ... this one.
28281 (set_storage_via_memset): Handle histogram.
28282 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28283 (clear_storage_hints, clear_storage_via_libcall): Declare.
28284 (set_storage_via_setmem): Update prototype.
28285 * doc/md.texi (movmem, setmem): Document new arguments.
28287 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28288 Add new histograms.
28289 (stringop_block_profile): New global function.
28290 (tree_stringops_values_to_profile): Profile block size and alignment.
28291 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28293 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28294 (stringop_block_profile): Declare.
28295 * builtins.c: Include value-prof.h.
28296 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28297 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28298 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28299 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28300 * profile.c (instrument_values): Add new counters.
28301 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28303 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28304 (tree_init_edge_profiler): Build new profilers.
28305 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28306 (pass_tree_profile): Add dump.
28307 (tree_profile_hooks): Update.
28308 * Makefile.in (LIBGCOV): Add new constants.
28309 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28310 __gcov_ior_profiler): New.
28311 * i386.md (movmem/setmem expanders): Add new optional arguments.
28313 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28315 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28317 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28319 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28320 (tree_unswitch_single_loop): Pass eni_size_weights to
28321 tree_num_loop_insns.
28322 * tree-ssa-loop-manip.c: Include tree-inline.h.
28323 (can_unroll_loop_p): Pass eni_size_weights to
28324 tree_num_loop_insns.
28325 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28326 Pass eni_size_weights to estimate_num_insns.
28327 * tree.h (init_inline_once): Export.
28328 * toplev.c (backend_init): Call init_inline_once.
28329 * cgraphunit.c (cgraph_process_new_functions,
28330 cgraph_analyze_function): Pass eni_inlining_weights to
28331 estimate_num_insns.
28332 * ipa-inline.c (compute_inline_parameters): Ditto.
28333 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28334 to estimate_num_insns.
28335 (try_unroll_loop_completely): Pass eni_size_weights to
28336 tree_num_loop_insns.
28337 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28338 ot estimate_num_insns.
28339 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28340 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28341 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28342 eni_time_weights): New variables.
28343 (init_inline_once): Initialize them.
28344 (struct eni_data): Mew.
28345 (estimate_num_insns_1, estimate_num_insns): Use weights.
28346 * tree-inline.h (struct eni_weights_d): New.
28347 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28348 (estimate_num_insns): Declaration changed.
28349 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28350 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28351 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28353 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28355 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28356 relations in the conflict function is valid.
28358 2007-01-27 Ian Lance Taylor <iant@google.com>
28360 * common.opt: Add fstrict-overflow.
28361 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28362 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28363 (TYPE_OVERFLOW_UNDEFINED): Define.
28364 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28366 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28367 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28368 (fold_negate_expr): Likewise.
28369 (make_range): Likewise.
28370 (extract_muldiv_1): Likewise.
28371 (maybe_canonicalize_comparison): Likewise.
28372 (fold_comparison): Likewise.
28373 (fold_binary): Likewise.
28374 (tree_expr_nonnegative_p): Likewise.
28375 (tree_expr_nonzero_p): Likewise.
28376 * tree-vrp.c (compare_values): Likewise.
28377 (extract_range_from_binary_expr): Likewise.
28378 (extract_range_from_unary_expr): Likewise.
28379 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28381 (nowrap_type_p): Likewise.
28382 * tree-scalar-evolution.c (simple_iv): Likewise.
28383 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28384 (build_range_check): Likewise.
28385 (extract_muldiv_1): Likewise.
28386 (fold_comparison): Likewise.
28387 * tree-vrp.c (vrp_int_const_binop): Likewise.
28388 (extract_range_from_unary_expr): Likewise.
28389 * convert.c (convert_to_integer): Likewise.
28390 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28391 (fold_comparison): Likewise.
28392 (fold_binary): Likewise.
28393 * optabs.c (optab_for_tree_code): Likewise.
28394 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28395 * simplify-rtx.c (simplify_const_relational_operation): Check
28396 flag_strict_overflow and flag_trapv.
28397 (simplify_const_relational_operation): Likewise.
28398 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28399 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28402 2007-01-27 Roger Sayle <roger@eyesopen.com>
28404 * tree.c (tree_fold_gcd): Delete.
28405 * tree.h (tree_fold_gcd): Remove prototype.
28406 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28407 test whether one constant integer is a multiple of another. Instead
28408 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28409 * fold-const.c (multiple_of_p): We've determined both TOP and
28410 BOTTOM are integer constants so we can call int_const_binop directly
28411 instead of the more generic const_binop.
28413 2007-01-27 Roger Sayle <roger@eyesopen.com>
28415 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28416 1*X check that the constant hasn't overflowed, to preserve the
28418 (round_up): Provide an efficient implementation when rouding-up an
28419 INTEGER_CST to a power-of-two.
28421 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28423 * doc/sourcebuild.texi: Add comma for clarity.
28424 * doc/extend.texi: Fix some typos.
28425 * doc/passes.texi: Likewise.
28426 * doc/cppinternals.texi: Likewise.
28427 * doc/c-tree.texi: Likewise.
28428 * doc/tree-ssa.texi: Likewise.
28429 * doc/install.texi: Likewise.
28431 2007-01-27 Jan Hubicka <jh@suse.cz>
28433 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28434 (pass_sra): Do not require alias information.
28435 * passes.c (init_optimization_passes): Add SRA
28437 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28439 * tracer.c (rest_of_handle_tracer): We already cleaned
28440 up the CFG in tracer() so don't do it here again.
28441 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28442 cleanup_cfg here, either. And don't call renumber_insns.
28444 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28445 and BB_HEAD are in the insn stream here. Instead make sure
28446 that BB_INSN is valid on all insns. Also, do check here that
28447 there are no pending branch predictions...
28448 (rtl_verify_flow_info): ...instead of doing it here. Checks
28449 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28452 2007-01-26 Roger Sayle <roger@eyesopen.com>
28454 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28455 function to simplify/factorize operand order canonicalization.
28456 (ix86_fixup_binary_operands): Reorganize using the above function.
28457 (ix86_binary_operator_ok): Likewise.
28459 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28461 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28462 file scope from optimize_attrs.
28463 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28465 (optimize_attrs): Clear insn_code_values after freeing it.
28467 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28469 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28470 a parts.base assignment.
28472 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28474 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28475 (compute_subscript_distance, initialize_data_dependence_relation,
28476 finalize_ddr_dependent, analyze_ziv_subscript,
28477 analyze_siv_subscript_cst_affine,
28478 compute_overlap_steps_for_affine_univar,
28479 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28480 analyze_siv_subscript, analyze_miv_subscript,
28481 analyze_overlapping_iterations, subscript_dependence_tester_1,
28482 compute_self_dependence, free_dependence_relation): Work
28483 with affine_fn instead of chrecs.
28484 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28485 common_affine_function, affine_function_base,
28486 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28487 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28488 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28489 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28490 (all_chrecs_equal_p): Removed.
28491 * tree-data-ref.h (affine_fn, conflict_function): New types.
28492 (struct subscript): Change type of conflicting_iterations_in_a
28493 and conflicting_iterations_in_b.
28495 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28498 * config/pa/pa.h (TARGET_HPUX_11): New.
28499 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28500 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28502 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28503 Richard Guenther <rguenther@suse.de>
28505 * tree-ssa-structalias.c (solve_graph): Handle case
28506 we merged the variable to another.
28508 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28510 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28513 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28514 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28516 2007-01-25 DJ Delorie <dj@redhat.com>
28518 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28519 allow changes to modes which don't fit in those registers.
28521 * reload1.c (choose_reload_regs): Check for invalid subregs before
28522 computing their locations, not after.
28524 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28527 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28528 save Altivec registers in an eh_return function.
28529 (compute_vrsave_mask): Likewise.
28530 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28531 for saving Altivec registers.
28532 (rs6000_emit_prologue): Don't allocate stack twice in
28533 eh_return function. Correct expected value of altivec_save_offset
28534 when using save_world. Describe save of R0 to stack when using
28535 save_world. Describe stack pointer adjustment when using
28536 save_world. Remove duplicated eh_return parameter register saving.
28537 Update sp_offset variable after save_world.
28538 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28540 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28541 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28544 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28546 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28548 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28551 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28552 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28554 2007-01-25 Richard Guenther <rguenther@suse.de>
28556 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28557 * common.opt (-Wcoverage-mismatch): New warning option.
28558 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28559 if -Wcoverage-mismatch is given.
28561 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28563 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28564 (ipcp_driver): Change to static definition.
28565 Add dumping of the ifunctions.
28566 (constant_val_insert): Remove unused parameter. Support for SSA.
28567 (ipcp_propagate_const): Support for SSA.
28568 (ipcp_profile_bb_print): Print only analyzed nodes.
28569 (ipcp_replace_map_create): Remove support for Fortran constant
28571 * ipa-prop.c (ipa_method_modify_stmt,
28572 ipa_callsite_compute_param): Support for SSA.
28573 * ipa-prop.h (ipcp_driver): Remove declaration.
28574 (IS_VALID_TREE_MAP_INDEX): Add define.
28576 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28578 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28580 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28582 PR middle-end/30447
28583 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28584 constant argument to cabs and do it without checking for
28585 -funsafe-math-optimizations.
28587 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28589 * c-common.h (RID_FIRST_CXX0X): New.
28590 (RID_LAST_CXX0X): New.
28591 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28593 * c.opt (Wc++0x-compat): New.
28594 * doc/invoke.texi (-Wc++0x-compat): Document.
28596 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28598 * builtins.c (fold_builtin_carg): New.
28599 (fold_builtin_1): Use it.
28601 2007-01-24 Jan Hubicka <jh@suse.cz>
28603 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28605 * ipa-inline.c (initial_insns, max_insns): Delete.
28606 (compute_max_insns): New function.
28607 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28608 amount of insns as base for code growth.
28609 (cgraph_decide_inlining): Make initial_insns local; do not compute
28611 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28612 * doc/invoke.texi (inline-unit-growth): Update docs.
28614 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28616 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28617 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28618 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28619 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28620 for CPUs that have PTA_CX16 set.
28622 PR middle-end/27416
28623 * gimplify.c (omp_check_private): New function.
28624 (gimplify_scan_omp_clauses): Use it for
28625 firstprivate/lastprivate/reduction.
28627 PR middle-end/30494
28628 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28629 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28631 PR middle-end/30421
28632 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28633 If lower_lastprivate_clauses emits some statements, append them
28634 to dlist rather than body_p and to body_p append an initializer.
28635 (lower_omp_for): Adjust caller.
28637 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28639 * target.h (globalize_decl_name): New.
28640 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28641 * output.h (default_globalize_decl_name): New.
28642 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28644 (globalize_decl): Ditto.
28645 (default_globalize_decl_name): New.
28646 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28647 (ia64_handle_version_id_attribute): New.
28648 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28649 (ia64_asm_output_external): Use globalize_decl_name instead
28650 of globalize_label.
28651 * doc/extend.texi (version_id): New pragma.
28652 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28654 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28656 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28657 _uleb128_t and _Unwind_SWord with _sleb128_t.
28658 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28659 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28661 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28662 * unwind-pe.h (read_uleb128, read_sleb128,
28663 read_encoded_value_with_base): Likewise.
28664 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28666 2007-01-24 Richard Guenther <rguenther@suse.de>
28668 * builtins.c (expand_builtin_cexpi): Get the fndecl
28669 for cexp in the correct way.
28671 2007-01-24 Jan Hubicka <jh@suse.cz>
28673 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28676 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28678 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28679 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28680 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28681 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28682 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28683 __SIZEOF_PTRDIFF_T__.
28684 * doc/cpp.texi: Documentation for the new builtin macros added.
28686 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28688 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28689 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28690 instead of operands[2] to avoid access past the end of array.
28692 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28694 * reload1.c (emit_reload_insns): Pass the reload register
28695 for a non-spill output reload through forget_old_reloads_1.
28697 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28699 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28700 _SOFT_DOUBLE if doubles use software floating-point.
28701 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28702 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28703 * config/rs6000/darwin-ldouble.c: Also compile functions for
28704 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28705 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28706 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28707 commented-out long double override.
28708 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28709 * config/rs6000/eabispe.h: Likewise.
28710 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28711 long double for non-SPE.
28712 (rs6000_handle_option): Likewise.
28713 (invalid_e500_subreg): Disallow more subregs involding DImode,
28714 DFmode, TImode or TFmode.
28715 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28717 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28719 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28720 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28722 (rs6000_legitimate_address): Also check for TFmode for E500
28724 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28725 (spe_build_register_parallel): Handle TFmode and TCmode.
28726 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28728 (function_arg): Handle TFmode and TCmode for E500 double.
28729 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28731 (print_operand): Handle TFmode and TImode for %y.
28732 (rs6000_generate_compare): Handle TFmode comparisons for E500
28734 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28735 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28736 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28737 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28738 TFmode for E500 double.
28739 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28740 (floatsidf2): Enable for E500 double.
28741 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28742 (extenddftf2): Change to extenddftf2_fprs.
28743 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28744 depending on TARGET_E500_DOUBLE.
28745 (extendsftf2): Enable for E500 double.
28746 (trunctfdf2): Enable for E500 double.
28747 (trunctfsf2): Change to trunctfsf2_fprs.
28748 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28749 depending on TARGET_E500_DOUBLE.
28750 (floatsitf2): Enable for E500 double.
28751 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28752 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28753 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28754 (negtf2): Change to negtf2_internal.
28755 (negtf2): New expander.
28756 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28757 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28758 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28759 (movdi_internal32): Use rs6000_nonimmediate_operand.
28760 (unnamed splitter): Likewise.
28761 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28762 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28763 (SPE64TF, DITI): New mode macros.
28764 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28767 (frob_<mode>_di_2): New.
28768 (frob_tf_di_8_2): New.
28769 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28771 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28773 (frob_ti_<mode>_8_2): New.
28774 (frob_ti_tf_2): New.
28775 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28776 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28778 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28779 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28780 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28781 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28782 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28783 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28786 2007-01-23 Ian Lance Taylor <iant@google.com>
28788 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28790 (OBJS-archive): Reformat, alphabetize.
28791 (OBJS): Change out_object_file to OBJS-md.
28793 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28795 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28796 JUMP_P and CALL_P predicates where applicable.
28797 * config/i386/i386.c: Ditto.
28798 * config/i386/i386.md: Ditto.
28799 * config/i386/mmx.md: Ditto.
28800 * config/i386/predicates.md: Ditto.
28802 2007-01-22 Andreas Schwab <schwab@suse.de>
28804 * config/m68k/m68k.h: Fix comment.
28806 2007-01-22 Jan Hubicka <jh@suse.cz>
28808 * passes.c (init_optimization_passes): Do not rerun
28809 pass_early_warn_uninitialized.
28811 2007-01-22 Richard Guenther <rguenther@suse.de>
28813 PR tree-optimization/30038
28814 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28816 (execute_cse_sincos_1): Likewise.
28817 (execute_cse_sincos): Likewise.
28818 (gate_cse_sincos): Likewise.
28819 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28820 the cexpi() canonicalization of sincos().
28821 * tree-pass.h (pass_cse_sincos): Declare.
28822 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28824 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28826 PR rtl-optimization/29329
28827 * combine.c (replaced_rhs_insn): Rename to i2mod.
28828 (replaced_rhs_value): Rename to i2mod_new_rhs.
28829 (i2mod_old_rhs): New global variable.
28830 (combine_instructions): Adjust for above change. Save a copy of
28831 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28832 note are substituted in the second instruction.
28833 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28834 ditch the note if it pertains to the second eliminated register
28835 and this register is mentioned in i2mod_old_rhs.
28838 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28840 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28841 the insn to which the note was originally attached.
28843 2007-01-21 Jan Hubicka <jh@suse.cz>
28845 * ipa-inline.c (inlining_mode): Comment, move up.
28846 (cgraph_decide_inlining_incrementally): Do not perform inlining
28847 itself; fix handling of flattening of self recursive functions.
28848 (cgraph_find_cycles): Remove.
28849 (cgraph_flatten_node): Remove.
28850 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28851 (try_inline): New function.
28852 (cgraph_early_inlining): Update call of
28853 cgraph_decide_inlining_incrementally. Apply inlining here.
28854 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28856 2007-01-21 Dirk Mueller <dmueller@suse.de>
28859 * tree-vrp.c (check_array_bounds): do not warn
28860 about ADDR_EXPR's of ARRAY_REF's which are immediately
28861 used in binary expressions.
28863 2007-01-21 Ira Rosen <irar@il.ibm.com>
28865 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28866 read_write_dep and macros for its access.
28867 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28868 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28869 argument, call vect_check_interleaving for every independent pair of
28870 data-refs. Mark loads that access the same memory location as a store
28872 (vect_check_dependences): Remove.
28873 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28874 call, fix the call to vect_analyze_data_ref_dependence.
28875 (vect_analyze_data_ref_access): For statements that access the same
28876 data-ref, check that they are not stores; for loads, check that there
28877 is no store that access the same location.
28879 2007-01-20 Roger Sayle <roger@eyesopen.com>
28880 Joseph Myers <joseph@codesourcery.com>
28882 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28883 (-fdump-rtl-stack): Likewise.
28884 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28885 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28886 (-mpt-fixed): Use @minus{} for minus sign.
28887 (Using Precompiled Headers): Fix under/overfull hbox.
28889 2007-01-20 Jan Hubicka <jh@suse.cz>
28891 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28892 place within annotation.
28894 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28896 * pa.c (output_move_double): Change array size of xoperands to 4.
28898 2007-01-20 Jan Hubicka <jh@suse.cz>
28900 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28903 2007-01-19 Ian Lance Taylor <iant@google.com>
28905 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28906 constant to unsigned HOST_WIDE_INT before negating.
28908 2007-01-19 Ian Lance Taylor <iant@google.com>
28910 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28912 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28913 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28914 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28915 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28916 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28917 (realloc_vdef, realloc_vuse): Change second parameter to
28919 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28920 fields to unsigned.
28921 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28922 unsigned. Change x and lim locals to unsigned.
28923 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28925 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28926 (copy_virtual_operands): Change i and n locals to unsigned.
28928 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28930 PR middle-end/29335
28931 * builtins.c (fold_builtin_1): Handle builtin fdim.
28933 2007-01-20 Jan Hubicka <jh@suse.cz>
28935 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28936 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28937 init_alias_heapvars.
28938 (init_alias_heapvars): Initialize only when not already initialized.
28939 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28941 2007-01-19 Roger Sayle <roger@eyesopen.com>
28943 * common.opt (fsigned-zeros): New command line option.
28944 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28945 of flag_unsafe_math_optimizations.
28946 * opts.c (set_fast_math_flags): The -ffast-math command line option
28947 implies -fno-signed-zeros.
28948 (fast_math_flags_set_p): Likewise.
28950 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28951 the documentation of -ffast-math appropriately. Wrap long lines.
28953 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28955 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28956 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28958 2007-01-19 Tomas Bily <tbily@suse.cz>
28960 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28962 (tree_init_ic_make_global_vars): New function
28963 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28964 (tree_gen_ic_profiler): New function
28965 (tree_gen_ic_func_profiler): New function
28966 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28967 (tree_profile_hooks): Added hook for indirec/virtual calls
28968 * value-prof.c (tree_find_values_to_profile): New case for
28970 (tree_values_to_profile): Call for determining indirect/virtual
28972 (tree_indirect_call_to_profile): New function
28973 (tree_ic_transform): New function
28974 (tree_ic): New function
28975 (find_func_by_pid): New function
28976 (init_pid_map): New function
28977 (tree_value_profile_transformations): Added check for
28978 indirect/virtual call transformation
28979 * value-prof.h (enum hist_type): New counter type for
28980 indirect/virtual calls
28981 (profile_hooks): Added new hook for profiling indirect/virtual
28983 * profile.c (instrument_values): New case for indirect/virtual
28985 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28986 (GCOV_COUNTER_V_INDIR): New counter type
28987 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28988 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28990 * cgraph.c: Definition of cgraph_max_pid
28991 (cgraph_create_node): Default init of pid attribute
28992 * cgraph.h: Declaration of cgraph_max_pid
28993 (struct cgraph_node): Added pid attribute
28994 * libgcov.c (__gcov_indirect_call_profiler): New function
28995 (__gcov_one_value_profiler_body): New function
28996 (__gcov_one_value_profiler): Body was moved to
28997 __gcov_one_value_profiler_body and calls it
28999 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29001 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29002 * gengtype.c (write_types_data, write_func_for_structure,
29003 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29004 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29005 (walk_type, write_func_for_structure): Generate the mark_hook if
29008 2007-01-19 Jan Hubicka <jh@suse.cz>
29010 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29011 'early' argument take inlining mode argument specifying whether to
29012 inline for size/speeed or all functions; add support for flattening;
29014 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29016 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29019 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29020 the name of the declared identifier.
29022 2007-01-19 Dirk Mueller <dmueller@suse.de>
29024 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29025 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29026 duplicate evaluation.
29028 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29030 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29031 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29032 to XFMode, use acosxf2 and truncate result to requested mode.
29033 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29034 (asin<mode>2): Similarly, with asin expanders.
29035 (*fscalexf4_i387): Rename from *fscalexf4.
29036 (expNcorexf3): New expander.
29037 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29038 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29039 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29040 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29041 patterns for SSE math.
29042 (exp10<mode>2): Similarly, with exp10 expanders.
29043 (exp2<mode>2): Similarly, with exp2 expanders.
29044 (expm1<mode>2): Similarly, with expm1 expanders.
29045 (ldexp<mode>3): Similarly, with ldexp expanders.
29046 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29047 Use gen_truncxf<mode>2_i387_noop to truncate result.
29049 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29051 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29052 for ColdFire targets.
29054 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29055 Richard Sandiford <richard@codesourcery.com>
29057 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29058 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29059 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29060 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29061 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29062 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29064 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29066 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29067 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29068 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29069 (*adddi_dilshr32_cf): New pattern.
29070 (adddi3, subdi3): Remove first alternatives.
29072 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29074 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29075 implemented using move.l, do not use its cc result for floating-point
29078 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29080 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29081 from accepting 's' constraints if flag_pic.
29083 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29085 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29086 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29087 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29088 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29090 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29092 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29093 ColdFire alternatives.
29094 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29095 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29096 architectures that support ff1 instruction.
29098 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29099 Julian Brown <julian@codesourcery.com>
29101 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29102 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29103 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29106 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29108 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29110 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29111 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29112 HOST_WIDE_INT instead of an rtx.
29113 (m68k_rtx_costs): Update call accordingly.
29114 (output_move_const_into_data_reg): Likewise. Fix formatting.
29115 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29117 (output_move_simode_const): Update calls after above changes.
29118 Rework to use automatic variables and predicates like MEM_P.
29119 * config/m68k/m68k.md (pushexthisi_const): Update call to
29122 2007-01-19 Dirk Mueller <dmueller@suse.de>
29124 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29125 in dump_flags test.
29127 2007-01-19 Richard Guenther <rguenther@suse.de>
29129 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29130 via cexp in case sincos is not available.
29132 2007-01-19 Richard Guenther <rguenther@suse.de>
29134 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29135 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29136 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29137 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29138 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29139 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29140 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29141 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29143 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29145 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29147 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29148 (atan2xf3): Directly generate RTL pattern.
29149 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29150 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29151 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29152 disable patterns for SSE math.
29153 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29154 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29155 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29156 disable patterns for SSE math.
29158 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29160 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29162 2007-01-18 Roger Sayle <roger@eyesopen.com>
29164 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29165 VIEW_CONVERT_EXPR to the same type as it's operand.
29167 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29169 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29170 configured for long double 128.
29172 2007-01-18 Mike Stump <mrs@apple.com>
29174 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29177 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29179 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29182 2007-01-18 Jan Hubicka <jh@suse.cz>
29184 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29185 greater than NUM_VOP_FREE_BUCKETS.
29187 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29189 * tree-ssa-structalias.c: Update comments.
29190 (ptabitmap_obstack): Removed.
29191 (pta_obstack): New.
29192 (oldpta_obstack): Ditto.
29193 (stats): Add a few members.
29194 (struct variable_info): Remove node, complex, address_taken, and
29195 indirect_target members. Add oldsolution member.
29196 (new_var_info): Do not initialize removed members.
29197 (constraint_expr_type): Remove INCLUDES.
29198 (constraint_graph): Add size, implicit_preds, rep,
29199 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29200 (FIRST_REF_NODE): New macro.
29201 (LAST_REF_NODE): Ditto.
29202 (FIRST_ADDR_NODE): Ditto.
29203 (find): New function.
29205 (dump_constraint): Do not handle INCLUDES.
29206 (insert_into_complex): Do not insert duplicate constraints.
29207 (condense_varmap_nodes): Renamed and rewritten into ...
29208 (merge_node_constraints): This. Also fix bug in handling of
29209 offseted copy constraints.
29210 (clear_edges_for_node): No longer need to deal with preds at all,
29211 or removing associated preds/succs.
29212 (merge_graph_nodes): Deal with indirect_cycles.
29213 Don't deal with predecessors.
29214 (add_implicit_graph_edge): New function.
29215 (add_pred_graph_edge): Ditto.
29216 (add_graph_edge): Don't deal with predecessors.
29217 (build_constraint_graph): Removed.
29218 (build_pred_graph): New function.
29219 (build_succ_graph): Ditto.
29220 (struct scc_info): Removed in_component. Added roots, dfs, and
29221 node_mapping. Remove visited_index, unification_queue.
29222 (scc_visit): Deal with union-find we do now.
29223 Deal with cycles with REF nodes.
29224 (collapse_nodes): Renamed and rewritten to ...
29225 (unify_nodes): This.
29226 (process_unification_queue): Removed.
29227 (topo_visit): Cleanup
29228 (do_da_constraint): Use find.
29229 (do_sd_constraint): Ditto.
29230 (do_ds_constraint): Ditto.
29231 (do_complex_constraint): Ditto.
29232 (init_scc_info): Update for removed and added members.
29233 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29234 (find_indirect_cycles): This.
29235 (equivalence_class): New variable.
29236 (label_visit): New function.
29237 (perform_variable_substitution): Rewritten.
29238 (free_var_substitution_info): New function.
29239 (find_equivalent_node): Ditto.
29240 (move_complex_constraints): Ditto.
29241 (eliminate_indirect_cycles): Ditto.
29242 (solve_graph): Only propagate changed bits.
29243 Use indirect cycle elimination.
29245 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29246 (tree_id_eq): Renamed to ...
29247 (tree_vi_eq): This. Update for member change
29248 (insert_id_for_tree): Renamed and rewritten to ...
29249 (insert_vi_for_tree): This.
29250 (lookup_id_for_tree): Renamed and rewritten to ...
29251 (lookup_vi_for_tree): This.
29252 (get_id_for_tree): Renamed and rewritten to ...
29253 (get_vi_for_tree): Ditto.
29254 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29255 (process_constraint): Don't handle INCLUDES.
29256 Remove special ADDRESSOF case.
29257 (find_func_aliases): Rewrite to use vi functions instead of id
29259 (create_function_info_for): Ditto.
29260 (create_variable_info_for): Ditto.
29261 (intra_create_variable_infos): Ditto.
29262 (merge_smts_into): Ditto.
29263 (find_what_p_points_to): Ditto.
29264 (init_base_vars): Ditto.
29265 (init_alias_vars): Ditto.
29266 (remove_preds_and_fake_succs): New function.
29267 (dump_sa_points_to_info): Dump new stats.
29268 (dump_solution_for_var): Use find.
29269 (set_used_smts): Fix formatting.
29270 (compute_points_to_sets): Updated for new functions.
29271 (ipa_pta_execute): Ditto.
29273 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29274 Richard Sandiford <richard@codesourcery.com>
29276 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29278 * calls.c (expand_call): If the return value is a PARALLEL,
29279 extract its first member.
29280 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29281 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29282 use FUNCTION_EXTRA_EPILOGUE.
29283 (m68k_function_value): Return a PARALLEL if the return value
29284 is of a pointer type.
29285 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29286 (FUNCTION_EXTRA_EPILOGUE): Remove.
29287 * config/m68k/m68k.md (D0_REG): New constant.
29289 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29291 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29292 output a NOP for empty epilogues.
29294 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29296 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29297 before function. Extend register save check to include all
29298 registers, not just integer ones.
29300 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29302 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29303 (m68k_use_return_insn): ...this.
29304 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29305 * config/m68k/m68k.c (use_return_insn): Rename to...
29306 (m68k_use_return_insn): ...this.
29307 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29308 of USE_RETURN_INSN.
29310 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29312 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29313 nearest even, fix denormal rounding overflow.
29315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29317 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29318 f%$smove and f%$move.
29319 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29320 (extendsfdf2_cf): Use fdmove instead of f%&move.
29321 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29322 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29324 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29326 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29329 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29331 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29332 (coldfire_single_format): Declare.
29333 (coldfire_double_format): Likewise.
29334 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29335 of qnan_msb_set to determine the lower bits of a canonical
29337 (encode_ieee_double): Likewise.
29338 (encode_ieee_quad): Likewise.
29339 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29340 (mips_single_format): Likewise.
29341 (ieee_double_format): Likewise.
29342 (mips_double_format): Likewise.
29343 (ieee_extended_motorola_format): Likewise.
29344 (ieee_extended_intel_96_format): Likewise.
29345 (ieee_extended_intel_128_format): Likewise.
29346 (ieee_extended_intel_96_round_53_format): Likewise.
29347 (ibm_extended_format): Likewise.
29348 (mips_extended_format): Likewise.
29349 (ieee_quad_format): Likewise.
29350 (mips_quad_format): Likewise.
29351 (vax_f_format): Likewise.
29352 (vax_d_format): Likewise.
29353 (vax_g_format): Likewise.
29354 (i370_single_format): Likewise.
29355 (i370_double_format): Likewise.
29356 (decimal_single_format): Likewise.
29357 (decimal_double_format): Likewise.
29358 (decimal_quad_format): Likewise.
29359 (c4x_single_format): Likewise.
29360 (c4x_extended_format): Likewise.
29361 (real_internal_format): Likewise.
29362 (coldfire_single_format): New real_format.
29363 (coldfire_double_format): Likewise.
29364 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29365 canonical_nan_lsbs_set.
29366 (pdp11_d_format): Likewise.
29367 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29368 if TARGET_COLDFIRE_CPU.
29370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29372 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29373 (output_call, m68k_legitimize_call_address): Declare.
29374 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29375 parenthesees. Add support for a 'W' constraint.
29376 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29377 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29378 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29379 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29381 (override_options): Initialize them. Do not set flag_no_function_cse
29382 for TARGET_ID_SHARED_LIBRARY.
29383 (m68k_output_pic_call): Delete.
29384 (m68k_legitimize_call_address): New function.
29385 (print_operand): Remove the %o prefix. Handle the %p prefix.
29386 (output_call): New function.
29387 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29388 target address from the GOT if symbolic jumps are not allowed.
29389 * config/m68k/m68k.md (call, general_operand): Do not set
29390 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29391 Merge separate flag_pic and !flag_pic define_insns into...
29392 (*call, *call_value): ...these new patterns. Match the address
29393 rather than the containing MEM and require it to be a call_operand.
29394 Use output_call to generate the asm template.
29395 * config/m68k/predicates.md (const_call_operand): New predicate.
29396 (call_operand): Likewise.
29398 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29400 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29401 (STACK_GROWS_DOWNWARD): Define to 1.
29402 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29403 comments, emphasizing that these values are only defaults.
29404 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29405 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29407 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29409 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29411 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29412 Richard Sandiford <richard@codesourcery.com>
29414 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29415 (FP_REGNO_P): New macros.
29416 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29417 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29418 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29419 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29421 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29423 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29424 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29426 * config/m68k/t-floatlib: New file, extracting common code from...
29427 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29428 * config/m68k/t-uclinux: Here.
29429 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29430 routines on ColdFire targets.
29432 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29434 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29435 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29436 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29437 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29438 explicitly set MOTOROLA to 1.
29439 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29441 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29442 Nathan Sidwell <nathan@codesourcery.com>
29444 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29445 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29446 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29447 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29448 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29449 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29450 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29451 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29452 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29453 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29454 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29455 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29456 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29457 (DBX_REGISTER_NUMBER): Delete.
29458 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29459 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29460 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29462 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29464 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29465 * config/flat.h: New file.
29466 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29467 OBJECT_FORMAT_FLAT.
29468 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29469 indirect references for -msep-data or -mid-shared-library.
29470 Do not use PC-relative code addresses either.
29471 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29473 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29474 for shared libraries and crt1.o for executables. Use crti.o and
29476 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29477 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29478 Do not add -elf2flt or -shared-lib-id options here.
29479 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29480 Pass -shared-lib-id if -mid-shared-library, taking the library
29481 identifier from -mshared-library-id if given, otherwise
29483 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29484 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29485 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29486 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29487 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29488 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29490 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29491 jump sequence for ISA A and ISA A+.
29492 (PICJUMP): Likewise.
29494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29496 * config.gcc (m68k-*-uclinux*): Base the port on the common
29497 and m68k GNU/Linux files rather than on the generic ELF ones.
29498 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29499 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29501 2007-01-18 Julian Brown <julian@codesourcery.com>
29502 Richard Sandiford <richard@codesourcery.com>
29504 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29505 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29506 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29508 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29509 80 unconditionally.
29510 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29514 * doc/install.texi: Document m68k-uclinuxoldabi.
29515 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29516 * config/m68k/uclinux-oldabi.h: New file, copied from
29517 config/m68k/uclinux.h.
29519 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29521 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29522 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29523 (m32r_compute_frame_size): Use unsigned for regno.
29524 (m32r_reload_lr): Use gen_frame_mem.
29526 (m32r_output_function_epilogue): Don't output the function epilogue
29528 (m32r_expand_epilogue): New.
29529 (direct_return): Return false if the function has the interrupt
29531 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29532 * config/m32r/m32r.md (epilogue): New expander.
29533 (return_lr, return_rte): New insns.
29534 (return): Make it expander.
29535 (return_normal): New expander.
29537 2007-01-18 Josh Conner <jconner@apple.com>
29540 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29541 support for UNLE, UNLT, UNGE, and UNGT.
29543 2007-01-18 Jan Hubicka <jh@suse.cz>
29545 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29546 * tree-tailcall (add_virtual_phis): Likewise.
29547 (optimize_tail_call): Return TODOs.
29548 (execute_tail_calls): Return TODOs.
29549 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29550 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29552 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29553 Cleanup cfg using TODO.
29554 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29555 * passes.c (execute_function_todo): When cleanup did something, remove
29557 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29558 (make_edges): Don't cleanup_cfg.
29560 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29562 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29563 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29564 operate on the top of stack.
29565 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29566 register handling of instructions that output to the second
29568 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29569 (move_for_stack_reg): Special-case check for dead destination
29570 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29572 * config/i386/i386.md (UNSPEC_TAN): New constant.
29573 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29574 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29575 to correctly model move of constant 1.0 to top stack slot.
29576 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29577 (unnamed peephole2 pattern): Remove corresponding peephole2
29578 pattern that optimizes tan insn and loading of constant 1.0.
29579 (tanxf2): Use fptanxf4_i387.
29580 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29581 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29582 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29583 disable patterns for SSE math.
29584 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29585 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29587 2007-01-18 Dirk Mueller <dmueller@suse.de>
29588 Richard Guenther <rguenther@suse.de>
29591 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29592 * common.opt (Warray-bounds): Add new warning option.
29593 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29595 * Makefile.in: make tree-vrp.o depend on toplev.h
29596 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29598 (check_array_refs, check_array_bounds, check_array_ref): New.
29600 2007-01-18 Jan Hubicka <jh@suse.cz>
29602 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29603 (execute_ssa_ccp): Return flags conditionally.
29604 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29606 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29608 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29610 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29611 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29613 * Makefile.c (GTFILES): Add cfglayout.h.
29614 * gengtype.c (open_base_files): Likewise.
29615 * cfglayout.c (cfg_layout_function_footer,
29616 cfg_layout_function_header) Reindent to make gengtype happy.
29617 * cfglayout.h (cfg_layout_function_footer,
29618 cfg_layout_function_header): Add GTY(()) marker.
29620 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29622 2007-01-18 Ben Elliston <bje@au.ibm.com>
29624 * genautomata.c (write_automata): Include xstrerror output in the
29625 error message if writing the DFA description file fails.
29627 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29629 * config/mips/mips-protos.h (mips_output_external): Make it
29631 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29632 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29633 (extern_list): Likewise.
29634 (extern_head): Likewise.
29635 (TARGET_ASM_FILE_END): Likewise.
29636 (mips_file_end): Likewise.
29637 (mips_output_external): Rewritten.
29639 2007-01-18 Ben Elliston <bje@au.ibm.com>
29641 * genpreds.c (write_insn_preds_c): Only write out the function
29642 body for regclass_for_constraint if we have register constraints.
29644 2007-01-17 Tom Tromey <tromey@redhat.com>
29646 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29647 * doc/install.texi (Testing): Use sourceware.org.
29648 (Binaries): Likewise.
29649 (Specific): Likewise.
29650 * doc/contrib.texi (Contributors): Use sourceware.org.
29652 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29654 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29655 (AVR_ENHANCED): Rename to ...
29656 (AVR_HAVE_MUL): ... new.
29657 (avr_enhanced_p): Rename to ...
29658 (avr_have_mul_p): ... new.
29659 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29660 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29661 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29662 (avr_have_mul_p): ... new.
29663 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29664 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29665 'avr_enhanced_p' and 'enhanced'.
29666 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29667 AVR_HAVE_MUL instead of AVR_ENHANCED.
29668 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29669 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29670 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29671 instead of AVR_ENHANCED.
29672 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29673 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29674 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29676 2007-01-17 Ian Lance Taylor <iant@google.com>
29678 * vec.h (VEC_reserve_exact): Define.
29679 (vec_gc_p_reserve_exact): Declare.
29680 (vec_gc_o_reserve_exact): Declare.
29681 (vec_heap_p_reserve_exact): Declare.
29682 (vec_heap_o_reserve_exact): Declare.
29683 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29685 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29686 negative parameter.
29687 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29688 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29689 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29690 * vec.c (calculate_allocation): Add exact parameter. Change all
29692 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29693 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29694 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29695 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29696 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29697 (vec_heap_p_reserve_exact): New function.
29698 (vec_heap_o_reserve_exact): New function.
29700 2007-01-17 Jan Hubicka <jh@suse.cz>
29702 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29704 2007-01-17 Eric Christopher <echristo@apple.com>
29706 * config.gcc: Support core2 processor.
29708 2007-01-16 Jan Hubicka <jh@suse.cz>
29710 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29711 the names, just unlink the chain so we don't crash on dangling
29715 2007-01-16 Jan Hubicka <jh@suse.cz>
29717 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29718 * tree-pass.h: Reorder to make IPA passes appear toegher.
29719 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29721 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29722 parameters, do not call early inliner.
29723 * ipa-inline.c: Update comments. Include tree-flow.h
29724 (cgraph_decide_inlining): Do not compute inlining parameters.
29725 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29726 be called with function context set up.
29727 (pass_ipa_inline): Remove unreachable functions before pass.
29728 (cgraph_early_inlining): Simplify assuming to be called from the
29730 (pass_early_inline): New pass.
29731 (cgraph_gate_ipa_early_inlining): New gate.
29732 (pass_ipa_early_inline): Turn into simple wrapper.
29733 (compute_inline_parameters): New function.
29734 (gate_inline_passes): New gate.
29735 (pass_inline_parameters): New pass.
29736 (apply_inline): Move here from tree-optimize.c
29737 (pass_apply_inline): New pass.
29738 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29740 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29741 doing them by hand.
29742 (tree_function_versioning): Do not allocate dummy struct function.
29743 * tree-inline.h (optimize_inline_calls): Update prototype.
29744 * tree-optimize.c (execute_fixup_cfg): Export.
29745 (pass_fixup_cfg): Remove
29746 (tree_rest_of_compilation): Do not apply inlines.
29747 * tree-flow.h (execute_fixup_cfg): Declare.
29748 * Makefile.in (gt-passes.c): New.
29749 * passes.c: Include gt-passes.h
29750 (init_optimization_passes): New passes.
29751 (nnodes, order): New static vars.
29752 (do_per_function_toporder): New function.
29753 (execute_one_pass): Dump current pass here.
29754 (execute_ipa_pass_list): Don't dump current pass here.
29756 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29758 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29759 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29761 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29763 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29764 (strong_alias): Define.
29765 (__gcc_qmul): Provide non-FMA for soft-float.
29766 (__gcc_qdiv): Same.
29771 (__gcc_qunord): New.
29781 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29782 soft-float functions.
29783 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29784 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29785 about long double soft float.
29787 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29788 Tehila Meyzels <tehila@il.ibm.com>
29790 * tree-vectorizer.h (is_pattern_stmt_p): New.
29791 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29792 formatting (tabs instead of spaces). Cleanup and clarify setting
29793 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29794 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29795 (vectorizable_type_demotion): Check that types are integral.
29796 (vectorizable_type_promotion): Likewise.
29797 (vectorizable_store): Fix typo. Eliminate new-line at end of
29800 2007-01-16 Jan Hubicka <jh@suse.cz>
29802 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29805 2007-01-15 Eric Christopher <echristo@apple.com>
29807 * ifcvt.c: Include vec.h, vecprim.h.
29808 (check_cond_move_block): New argument regs.
29809 Reorganize. Add registers used to regs.
29810 (cond_move_process_if_block): Use regs set above as
29813 2007-01-15 Eric Christopher <echristo@apple.com>
29815 * config/darwin.h: Update copyright.
29816 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29817 (LINK_COMMAND_SPEC): Add -u.
29818 (LINK_SPEC): Fix umbrella for above.
29820 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29822 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29825 2007-01-15 Tom Tromey <tromey@redhat.com>
29827 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29828 * doc/install.texi (Testing): Don't mention jacks.
29829 (Configuration): Document --enable-java-maintainer-mode. Move
29830 --with-java-home to libgcj-specific section. Document
29832 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29834 2007-01-15 Jan Hubicka <jh@suse.cz>
29836 * tree-ssa-dce.c (DCE_TODOs): New.
29837 (propagate_necessity): Return if something changed.
29838 (eliminate_unnecessary_stmts): Likewise.
29839 (perform_tree_ssa_dce): Return TODO flags when needed.
29840 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29842 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29844 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29845 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29846 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29847 patterns using X87MODEF12 mode macro. Extend operand 1
29848 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29849 (log10<mode>2): Ditto.
29850 (log2<mode>2): Ditto.
29851 (log1p<mode>2): Ditto.
29852 (logb<mode>2): Ditto.
29853 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29854 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29855 (*fxtractxf3_i387): Rename from *fxtractxf3.
29856 (fxtract_extend<mode>xf3_i387): New insn pattern.
29857 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29858 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29859 and gen_fyl2xxf3_i387().
29861 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29863 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29864 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29865 get_loop_exit_edges. Changed return type to bool.
29866 * cfgloop.h (fix_loop_placement): Declaration removed.
29868 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29870 * param.h (MIN_VECT_LOOP_BOUND): New.
29871 * params.def (MIN_VECT_LOOP_BOUND): New.
29872 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29873 argument - minimum threshold for number of iterations.
29874 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29875 argument to declaration.
29876 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29877 MIN_VECT_LOOP_BOUND.
29878 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29879 slpeel_tree_peel_loop_to_edge with additional argument.
29880 (vect_do_peeling_for_alignment): Likewise.
29881 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29883 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29886 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29887 operands of size 1.
29889 2007-01-14 Jan Hubicka <jh@suse.cz>
29891 * tree-dfa.c (remove_referenced_var): New function.
29892 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29893 prune referenced vars list too.
29894 * tree-flow.h (remove_referenced_var): Declare.
29896 2007-01-14 Jan Hubicka <jh@suse.cz>
29898 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29900 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29901 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29902 * except.h (verify_eh_throw_table_statements): Kill prototype.
29903 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29904 into call exrepssions.
29905 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29907 * tree-cfg.c: Include pointer-set.h.
29908 (verify_node_sharing): Work on pointer set.
29909 (verify_eh_throw_stmt_node): New.
29910 (verify_stmts): Use pointers sets, verify throw_stmt.
29912 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29914 * ipa-reference.c (analyze_function): Consider also addresses taken
29917 2007-01-12 Roger Sayle <roger@eyesopen.com>
29919 * c-typeck.c (null_pointer_constant_p): Replace use of
29920 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29921 (build_c_cast): Likewise.
29923 2007-01-12 Roger Sayle <roger@eyesopen.com>
29925 * tree.h (force_fit_type_double): Remove unused final argument.
29926 * c-common.c (constant_expression_warning): Replace use of
29927 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29928 (convert_and_check): Likewise.
29929 (shorten_compare): Update call to force_fit_type_double.
29930 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29931 * convert.c (convert_to_pointer): Update call to
29932 force_fit_type_double.
29933 * fold-const.c (force_fit_type_double): Remove overflowed_const
29935 (int_const_binop, fold_convert_const_int_from_int,
29936 fold_convert_const_int_from_real, fold_div_compare,
29937 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29938 fold_abs_const, fold_not_const): Remove the final argument from
29939 calls to force_fit_type_double.
29941 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29943 * configure.ac: Set insn to "nop" for spu-*-* also.
29944 * configure: Regenerate.
29946 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29948 * builtins.def : Add BUILT_IN_FREE.
29950 2007-01-12 Jan Hubicka <jh@suse.cz>
29952 PR tree-optimization/30443
29953 * tree-inline.c (tree_function_versioning): Do not optimize when
29954 cloning for inlining.
29956 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29958 * doc/loop.texi: Document recording of loop exits.
29959 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29960 (update_single_exits_after_duplication,
29961 update_single_exit_for_duplicated_loop,
29962 update_single_exit_for_duplicated_loops): Removed.
29963 (duplicate_loop_to_header_edge): Do not call
29964 update_single_exits_after_duplication and
29965 update_single_exit_for_duplicated_loops.
29966 (loop_version): Do not update single_exit information.
29967 (fix_loop_structure): Use record_loop_exits instead of
29968 mark_single_exit_loops.
29969 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29970 the lists of loop exits.
29971 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29972 split_edge, merge_blocks): Update the lists of loop exits.
29973 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29974 loop_optimizer_init.
29975 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29976 of mark_single_exit_loops.
29977 (loop_optimizer_finalize): Call release_recorded_exits.
29978 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29979 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29980 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29981 update single exit information.
29982 * lambda-code.c (perfect_nestify): Ditto.
29983 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29984 (mark_single_exit_loops): Removed.
29985 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29986 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29987 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29989 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29990 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29991 (verify_loop_structure): Verify consistency of the exit lists.
29992 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29993 (set_single_exit): Removed.
29994 * cfgloop.h (struct loop_exit): New function.
29995 (struct loop): single_exit_ field replaced by exits field.
29996 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29997 LOOPS_HAVE_RECORDED_EXITS.
29998 (struct loops): Added exits hash.
29999 (mark_single_exit_loops, set_single_exit): Declaration removed.
30000 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30002 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30004 * doc/invoke.texi: Avoid use of @headitem.
30006 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30008 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30010 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30012 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30015 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30016 Richard Sandiford <richard@codesourcery.com>
30018 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30019 * config/m68k/m68k.opt: Resort options.
30020 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30022 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30023 Richard Sandiford <richard@codesourcery.com>
30025 * doc/invoke.texi: Document the macros that are defined by
30026 m68k's -mtune and -mhard-float options.
30027 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30028 (m68k_cpp_cpu_family): Likewise.
30029 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30030 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30031 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30032 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30033 (m68k_cpp_cpu_family): Likewise.
30035 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30037 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30038 macros besides mc68000 as tuning macros. Use a switch statement
30039 to set them and mcpu32.
30041 2007-01-12 Julian Brown <julian@codesourcery.com>
30043 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30044 (TARGET_68040_ONLY): Rename to...
30045 (TARGET_68040): ...this.
30046 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30047 * config/m68k/m68k.md: Likewise.
30049 2007-01-12 Julian Brown <julian@codesourcery.com>
30050 Nathan Sidwell <nathan@codesourcery.com>
30051 Richard Sandiford <richard@codesourcery.com>
30053 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30054 the -mcpu= argument associated with the --with-cpu setting.
30055 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30056 if different from the one implied by the -mcpu setting.
30057 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30058 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30059 * doc/invoke.texi: Mention ColdFire in the introduction to the
30060 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30061 -mno-div and -mhard-float options. Make -m68881 a synonym for
30062 -mhard-float. Document the previously-undocumented -m5206e,
30063 -m528x, -m5307 and -m5407 options. Tweak the existing option
30064 documentation for consistency.
30065 * doc/install.texi: Mention new --with-cpu arguments.
30066 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30067 default CPU if neither -mcpu nor -march are specified.
30068 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30069 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30070 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30071 using m68k_tune to decide between families that implement the
30072 same ISA. Use m68k_tune to set __mcfv4e__.
30073 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30074 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30075 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30076 (FL_ISA_C, FL_ISA_MMU): New macros.
30077 (MASK_COLDFIRE): Delete.
30078 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30079 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30080 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30081 (TARGET_HARD_FLOAT): Do not define here.
30082 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30083 (TUNE_68000): New macro.
30084 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30085 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30086 (TUNE_CFV2): Redefine in terms of m68k_tune.
30087 (uarch_type, target_device, fpu_type): New enums.
30088 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30089 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30090 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30091 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30092 (FL_FOR_isa_c): New macros.
30093 (m68k_isa): New enum.
30094 (m68k_target_selection): New structure.
30095 (all_devices, all_isas, all_microarchs): New tables.
30096 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30097 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30098 (MASK_ALL_CPU_BITS): Delete.
30099 (m68k_find_selection): New function.
30100 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30101 Map the legacy target options to a combination of the new ones.
30102 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30103 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30104 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30106 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30107 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30109 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30110 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30111 * config/m68k/m68k-devices.def: New file.
30113 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30114 Nathan Sidwell <nathan@codesourcery.com>
30116 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30117 (SUBTARGET_EXTRA_SPECS): New macros.
30118 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30119 use %(asm_cpu_spec) instead.
30120 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30121 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30122 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30123 (EXTRA_SPECS): Rename to...
30124 (SUBTARGET_EXTRA_SPECS): ...this.
30126 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30127 Richard Sandiford <richard@codesourcery.com>
30128 Julian Brown <julian@codesourcery.com>
30130 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30131 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30132 to the configuration's default CPU.
30133 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30134 Remove default masks.
30135 (m680[012]0-*-*): Set the default with_cpu to the first part of
30137 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30138 (m68k*-*-linux): Extend the --with-cpu handling to...
30139 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30140 and m68010. Don't set target_cpu_default2.
30141 * doc/install.texi: Document --with-cpu for m68k.
30142 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30143 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30144 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30145 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30146 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30147 (ASM_SPEC): Remove use of %(asm_cpu_default).
30148 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30149 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30150 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30151 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30152 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30153 (TARGET_DEFAULT): Delete.
30154 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30155 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30156 (CPP_CPU_SPEC): Delete.
30157 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30158 the appropriate string.
30159 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30160 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30161 (ASM_SPEC): Don't use %(asm_default_spec).
30162 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30163 TARGET_DEFAULT and add MASK_68881.
30164 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30166 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30168 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30169 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30170 MASK_68010 alongside MASK_68020.
30171 * doc/invoke.texi: Document -m68010.
30172 * config/m68k/m68k.opt (m68010): New.
30173 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30175 (TUNE_68010): New macro.
30176 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30177 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30178 (M68K_CPU_m68332): Add MASK_68010.
30179 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30180 fallback definition.
30181 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30183 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30184 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30185 to all entries that use MASK_68020.
30186 (output_move_simode_const, output_move_himode, output_move_qimode)
30187 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30188 instead of TARGET_68020 to select clr behavior. Remove comment
30189 about there being no TARGET_68010.
30190 * config/m68k/m68k.md: Likewise throughout.
30192 2007-01-12 Julian Brown <julian@codesourcery.com>
30194 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30195 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30196 * config/m68k/m68k.md: Likewise.
30198 2007-01-12 Julian Brown <julian@codesourcery.com>
30200 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30201 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30203 2007-01-12 Julian Brown <julian@codesourcery.com>
30205 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30206 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30207 * config/m68k/m68k.md: Likewise.
30209 2007-01-12 Julian Brown <julian@codesourcery.com>
30210 Richard Sandiford <richard@codesourcery.com>
30212 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30213 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30214 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30216 (TARGET_CPU32): Rename to...
30217 (TUNE_CPU32): ...this.
30218 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30219 (TUNE_CFV2): New macros.
30220 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30221 remove conditions that are implied by TARGET_68020.
30222 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30223 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30224 (m68k_output_function_epilogue): Likewise.
30225 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30226 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30227 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30228 non-68000 timings. Refactor multiplication and division costs.
30229 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30230 TUNE_CPU32 instead of TARGET_CPU32.
30231 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30232 and TUNE_68060 instead of TARGET_68060.
30233 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30234 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30236 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30237 && !TARGET_COLDFIRE" to choose between moveq and clr.
30238 Likewise in the unnamed movsf pattern.
30239 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30240 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30243 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30245 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30246 of tabbing before backslashes.
30248 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30250 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30251 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30252 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30254 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30256 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30257 find_interesting_uses_cond.
30258 (find_interesting_uses_cond): Use extract_cond_operands.
30259 (rewrite_use_compare): Use extract_cond_operands and
30260 force_gimple_operand_bsi. Do not call update_stmt.
30261 (determine_use_iv_cost_condition): Use extract_cond_operands.
30262 Return cheaper of using original bound and changing the exit bound.
30264 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30266 PR tree-optimization/29516
30267 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30268 most_expensive_mult_to_index, addr_to_parts,
30269 create_mem_ref, maybe_fold_tmr): Make the type of
30270 fields of TARGET_MEM_REF sizetype.
30271 (move_fixed_address_to_symbol, move_pointer_to_base):
30273 * tree.def (TARGET_MEM_REF): Add comment on types of
30276 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30278 * c-common.c (vector_types_convertible_p): Treat opaque types as
30279 always convertible if they have the same size, but not otherwise.
30281 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30283 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30284 Remove the b_unconditional field.
30285 (noce_try_sign_mask): Do not look at b_unconditional.
30286 (noce_process_if_block): Do not use merge_if_blocks. Update
30287 the CFG here. Do not set b_unconditional.
30288 (cond_move_process_if_block): Likewise.
30289 (find_cond_trap): Likewise.
30290 (check_cond_move_block): Require simple jump insns at the end
30291 of the basic block.
30293 2007-01-11 Jan Hubicka <jh@suse.cz>
30295 PR tree-optimization/1046
30296 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30297 when alias info is not ready.
30298 (pass_tail_recursion): Do not require aliasing.
30299 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30300 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30301 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30302 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30303 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30304 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30305 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30307 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30308 When aliasing is not build, mark statement as volatile.
30310 2007-01-11 Tom Tromey <tromey@redhat.com>
30312 PR preprocessor/15185, PR preprocessor/20989:
30313 * doc/cppopts.texi <-MT>: Update description of algorithm for
30314 computing default target.
30315 <-M, -MD>: Reword "basename" text.
30317 2007-01-11 Roger Sayle <roger@eyesopen.com>
30319 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30320 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30321 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30322 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30323 fold_builtin_bswap, real_constp, fold_builtin_pow,
30324 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30325 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30326 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30327 * convert.c (convert_to_pointer): Likewise.
30328 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30329 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30330 const_binop, fold_convert_const_int_from_int,
30331 fold_convert_const_int_from_real,
30332 fold_convert_const_real_from_real, sign_bit_p,
30333 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30334 fold_sign_changed_comparison, fold_unary, fold_comparison,
30335 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30336 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30337 * print-tree.c (print_node_brief, print_node): Likewise.
30338 * stor-layout.c (place_field, layout_type): Likewise.
30339 * tree-chrec.c (keep_cast): Likewise.
30340 * tree.c (build_vector, build_real, build_real_from_int_cst,
30341 build_complex): Likewise.
30343 2007-01-11 Roger Sayle <roger@eyesopen.com>
30345 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30346 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30348 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30350 * configure.ac (strict1_warn): Rename to strict_warn.
30351 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30352 cc_set_by_configure, quoted_cc_set_by_configure,
30353 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30354 all_boot_languages, all_stagestuff): Remove.
30355 (target_list): Remove bootstrap targets.
30356 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30357 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30358 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30359 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30360 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30361 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30362 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30363 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30364 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30365 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30366 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30367 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30368 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30369 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30370 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30371 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30372 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30373 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30374 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30375 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30376 (mostlyclean): Adjust.
30377 (clean, distclean): Don't mention bootstrap stuff.
30378 * configure: Regenerate.
30379 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30380 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30381 treelang/config-lang.in (stagestuff): Remove.
30382 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30383 stageprofile, stagefeedback, stagestuff): Remove mention.
30385 2007-01-11 Nick Clifton <nickc@redhat.com>
30387 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30389 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30390 (mcore_arith_K_S_operand): Run the test for the S constraint not
30391 the test for the M constraint.
30392 (mcore_addsub_operand): Do not accept integer values that are
30393 larger than 32 bits.
30394 * config/mcore/mcore.md: Remove unused constraints from split.
30395 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30396 (addsi3): Likewise.
30397 (allocate_stack): Likewise.
30398 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30399 operands to 32 bits.
30400 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30402 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30403 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30404 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30405 mcore_output_bclri, mcore_output_andn, output_inline_const,
30406 mcore_output_move, mcore_output_movedouble): Likewise.
30407 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30408 (output_inline_const): Likewise.
30409 (output_inline_const): Fix format strings used in sprintf
30411 * config/mcore/mcore-protos.h: Update prototypes for changed
30412 functions in mcore.c.
30413 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30414 HOST_WIDE_INT and not int.
30415 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30416 CONST_OK_FOR_N): Likewise.
30417 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30418 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30421 2007-01-10 Jan Hubicka <jh@suse.cz>
30423 * tree-vrp.c (remove_range_assertions): Release defs.
30424 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30425 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30427 2007-01-10 Paul Brook <paul@codesourcery.com>
30429 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30430 * config/arm/arm.md (mulsi3subsi): New insn.
30432 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30434 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30435 (tree_transform_and_unroll_loop): New.
30436 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30439 2007-01-10 Robert Kennedy <jimbob@google.com>
30441 * fold-const.c (fold_comparison): Fold comparisons like (x *
30442 1000 < 0) to (x < 0).
30444 2007-01-10 Ian Lance Taylor <iant@google.com>
30446 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30447 operands have the same priority.
30449 2007-01-10 Tom Tromey <tromey@redhat.com>
30451 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30452 (fold_binary): Likewise.
30453 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30454 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30455 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30456 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30457 * langhooks.h (struct lang_hooks): Removed field
30458 'can_use_bit_fields_p'.
30460 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30462 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30464 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30466 * function.c (get_last_funcdef_no): New function.
30467 * function.h (get_last_funcdef_no): Declare.
30468 * tree-inline.c (initialize_cfun): Add initialization.
30469 (tree_function_versioning): Cleanup.
30471 2007-01-10 Jan Hubicka <jh@suse.cz>
30473 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30476 2007-01-10 Sa Liu <saliu@de.ibm.com>
30477 Ben Elliston <bje@au.ibm.com>
30479 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30480 for SAVE_NONLOCAL and Pmode for any other save level.
30481 * spu-protos.h (spu_restore_stack_block): Declare.
30482 * spu.md (save_stack_block): Remove.
30483 (restore_stack_block): Call spu_restore_stack_block.
30484 * spu.c (spu_restore_stack_block): New function.
30485 (spu_expand_epilogue): Remove old comment.
30487 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30489 PR tree-optimization/30322
30490 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30491 (cand_value_at): Return the value as aff_tree.
30492 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30493 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30494 aff_combination_mult): New functions.
30495 (aff_combination_add): Use aff_combination_add_cst.
30496 (aff_combination_convert): Allow conversions to a wider type.
30497 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30498 * tree-affine.h (aff_combination_mult): Declare.
30500 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30502 * doc/tm.texi: Update documentation to reflect reality of exec
30503 and start file search behaviours. Update copyright year.
30504 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30505 header file directories.
30507 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30509 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30510 (*cosxf2): Rename to cosxf2_i387.
30511 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30512 using X87MODEF12 mode macro. Rename patterns to
30513 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30515 (*cosdf2, *cossf2): Ditto.
30516 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30517 to match extended input operands.
30518 (sincos<mode>3): New expander.
30519 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30520 insn patterns and corresponding splitters.
30522 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30524 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30525 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30527 2007-01-09 Nicolas Pitre <nico@cam.org>
30530 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30532 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30534 * target.h (struct gcc_target): New field library_rtti_comdat.
30535 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30536 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30537 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30538 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30540 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30542 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30544 2007-01-08 Richard Guenther <rguenther@suse.de>
30546 * tree.h (force_fit_type_double): Export.
30547 (force_fit_type): Remove.
30548 * fold-const.c (force_fit_type_double): New function.
30549 (force_fit_type): Remove.
30550 (int_const_binop): Use it.
30551 (fold_convert_const_int_from_int): Likewise.
30552 (fold_convert_const_int_from_real): Likewise.
30553 (fold_div_compare): Likewise.
30554 (fold_sign_changed_comparison): Likewise.
30555 (fold_unary): Likewise.
30556 (fold_negate_const): Likewise.
30557 (fold_abs_const): Likewise.
30558 (fold_not_const): Likewise.
30559 * c-common.c (shorten_compare): Use force_fit_type_double.
30560 * convert.c (convert_to_pointer): Likewise.
30562 2007-01-08 Richard Guenther <rguenther@suse.de>
30564 * tree.h (build_int_cst_wide_type): Export.
30565 * tree.c (build_int_cst_wide_type): New function.
30566 (build_int_cst_wide): Fix comment.
30567 * builtins.c (fold_builtin_object_size): Use build_int_cst
30568 to build -1 or 0 of the correct type. Use fit_double_type
30569 to check for overflow.
30570 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30572 (decode_field_reference): Likewise.
30573 (all_ones_mask_p): Likewise.
30574 (native_interpret_int): Use build_int_cst_wide_type.
30575 (fold_binary): Use build_int_cst_type to build an all-ones
30577 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30579 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30581 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30583 2007-01-09 Ben Elliston <bje@au.ibm.com>
30585 * genautomata.c (STATS_OPTION): New option.
30586 (stats_flag): New flag.
30587 (gen_automata_option): Handle it.
30588 (initiate_automaton_gen): Ditto.
30589 (write_automata): Output statistics only if stats_flag is
30590 set. Likewise, output time statistics only if time_flag is set.
30591 * doc/md.texi (Processor pipeline description): Document new flag.
30593 2007-01-08 Richard Guenther <rguenther@suse.de>
30595 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30596 * tree.c (build_int_cst_type): Likewise.
30597 (size_in_bytes): Don't call force_fit_type on the result.
30598 (int_fits_type_p): Use fit_double_type.
30599 * fold-const.c (fit_double_type): New function.
30600 (force_fit_type): Use it.
30601 * tree.h (fit_double_type): Export.
30603 2007-01-08 Jan Hubicka <jh@suse.cz>
30605 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30606 * ipa.c (function_and_variable_visibility): Fix return type.
30608 2007-01-08 Richard Guenther <rguenther@suse.de>
30610 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30611 of offset to build the index.
30612 * tree-pretty-print.c (dump_generic_node): Don't build negated
30613 const just for printing.
30614 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30615 * builtins.c (fold_builtin_int_roundingfn): Check if result
30616 fits the type by using force_fit_type and comparing the result.
30617 * predict.c (predict_loops): Use compare_tree_int for comparison.
30618 * tree.c (build_int_cst): Fall back to integer_type_node for
30620 (build_int_cst_wide): Assert type is non-null.
30622 2007-01-08 Roberto Costa <roberto.costa@st.com>
30624 * tree-vrp.c (extract_range_from_cond_expr): New.
30625 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30626 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30628 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30629 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30630 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30631 used as expressions.
30632 * tree-object-size.c (cond_expr_object_size): New.
30633 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30635 2007-01-08 Jan Hubicka <jh@suse.cz>
30637 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30638 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30641 2007-01-08 Richard Guenther <rguenther@suse.de>
30643 PR tree-optimization/23603
30644 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30645 (extract_range_from_binary): Fall back to truthvalue instead of
30646 varying for TRUTH_*_EXPR.
30647 (extract_range_from_comparison): Fall back to truthvalue instead of
30649 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30650 if all visited PHI values were constant.
30652 2007-01-08 Jan Hubicka <jh@suse.cz>
30654 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30655 (cgraph_analyze_function): break out from ...
30656 (cgraph_finalize_compilation_unit): ... here.
30657 (cgraph_expand_function): Remove forgoten commented out line.
30658 (cgraph_optimize): Analyze functions.
30660 2007-01-08 Jan Hubicka <jh@suse.cz>
30662 * tree-pas.h (TODO_remove_function): New flag.
30663 (TODO_update*): Renumber.
30664 (pass_ipa_increase_alignment,
30665 pass_ipa_function_and_variable_visibility): New passes.
30666 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30667 (cgraph_function_and_variable_visibility): Move to ipa.c
30668 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30669 cgraph_increase_alignment.
30670 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30671 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30672 calling tree-inline.
30673 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30674 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30675 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30676 (gate_increase_alignment): New function.
30677 (pass_ipa_increase_alignment): New pass.
30678 * ipa.c: Inline tree-pass.h and timevar.h
30679 (function_and_variable_visibility): Move here from cgraphunit.c
30680 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30681 * passes.c (init_optimization_passes): Add the two new passes.
30682 (execute_todo): Handle cgraph_remove_functions.
30684 2007-01-08 Nick Clifton <nickc@redhat.com>
30686 * config/frv/predicates.md (reg_or_0_operand): Accept
30689 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30691 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30692 * config.gcc: Add bfin*-rtems*.
30694 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30696 * c.opt: Add -flax-vector-conversions.
30697 * c-typeck.c (convert_for_assignment): Pass flag to
30698 vector_types_convertible_p to allow emission of note.
30699 (digest_init): Likewise.
30700 * c-opts.c: Handle -flax-vector-conversions.
30701 * c-common.c (flag_lax_vector_conversions): New.
30702 (vector_types_convertible_p): Unless -flax-vector conversions
30703 has been passed, disallow conversions between vectors with
30704 differing numbers of subparts and/or element types. If such
30705 a conversion is disallowed, possibly emit a note on the first
30706 occasion only to inform the user of -flax-vector-conversions.
30707 The new last argument specifies this.
30708 * c-common.h (flag_lax_vector_conversions): New.
30709 (vector_types_convertible_p): Add extra argument.
30710 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30711 char_type_node for V*QI type vectors.
30712 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30713 Update to satisfy new typechecking rules.
30714 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30715 C and C++ variants.
30716 * doc/invoke.texi (C Dialect Options): Document
30717 -flax-vector-conversions.
30719 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30721 PR tree-optimization/29877
30722 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30723 a register variable on the RHS to not be replaceable.
30725 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30726 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30727 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30728 const_simm15, const_pow2, const_npow2): Added.
30729 * config/score/misc.md (insv, extv, extzv, movmemsi,
30730 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30731 * config/score/score.c (score_address_cost, score_select_cc_mode):
30733 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30734 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30735 Update score_print_operand.
30736 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30737 Adjust register allocate order and update some macro define.
30738 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30739 mdx_block_move_straight, mdx_block_move_loop_head,
30740 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30741 mdx_block_move_loop, mdx_block_move): Added.
30742 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30743 mdp_limm): Updated and fix some bug and typo.
30744 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30745 (movsf, movdf, doloop_end): Added.
30747 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30749 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30750 config/arm/thumb2.md: Fix comment typos.
30751 * doc/extend.texi: Fix a typo.
30753 2007-01-07 Eric Christopher <echristo@apple.com>
30755 * configure.ac: Check for __stack_chk_fail for darwin.
30756 * configure: Regenerate.
30758 2007-01-07 Richard Guenther <rguenther@suse.de>
30760 * tree-vrp.c (extract_range_from_assert): CSE calls to
30761 compare_values where possible.
30762 (extract_range_from_unary_expr): Likewise.
30764 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30766 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30767 * config/avr/avr.c (call_insn_operand): Delete function.
30768 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30769 instead of register number. Use predicates.
30770 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30771 call_insn_operand): Add.
30773 2007-01-06 Jan Hubicka <jh@suse.cz>
30775 * tree-pass.h (pass_build_cgraph_edges): Declare.
30776 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30777 (visited_nodes): Remove.
30778 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30779 build_cgrpah_edges; make visited_nodes local.
30780 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30781 (record_references_in_initializer): Move to cgraphbuild.c
30782 (initialize_inline_failed, rebuild_cgraph_edges,
30783 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30784 (verify_cgraph_node): Make visited_nodes local.
30785 (cgraph_analyze_function): Do not call cgraph_create_edges and
30786 initialize_inline_failed.
30787 (cgraph_expand_function): Do not call cgraph_lower_function;
30788 assert that function is already lowered.
30789 * Makefile.in (cgraphbuild.o): New.
30790 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30791 at the end of lowering passes.
30793 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30795 * ifcvt.c (cond_move_convert_if_block): New function, code
30796 factored out from...
30797 (cond_move_process_if_block): ...here. Call the new function
30798 on the THEN and ELSE blocks.
30799 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30800 already takes care of this.
30802 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30805 * tree.h (TREE_OVERFLOW_P): New.
30806 * c-typeck.c (parser_build_unary_op): Warn only if result
30807 overflowed and operands did not.
30808 (parser_build_binary_op): Likewise.
30809 (convert_for_assignment): Remove redundant overflow_warning.
30810 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30812 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30814 * c-typeck.c (store_init_value): Split over two lines to follow
30815 the GNU coding style.
30817 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30819 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30820 __GXX_EXPERIMENTAL_CXX0X__.
30821 * doc/cpp.texi: Same.
30823 2007-01-05 Richard Guenther <rguenther@suse.de>
30825 PR middle-end/27826
30826 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30827 with mismatched types. Instead explicitly build a
30828 conversion NOP_EXPR.
30830 2007-01-05 Ian Lance Taylor <iant@google.com>
30832 * c-common.c (decl_with_nonnull_addr_p): New function.
30833 (c_common_truthvalue_conversion): Call it.
30834 * c-typeck.c (build_binary_op): Likewise.
30835 * c-common.h (decl_with_nonnull_addr_p): Declare.
30837 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30840 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30843 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30845 * doc/install.texi (Final install): Document the fact that
30846 the GNAT runtime should not be stripped.
30848 2007-01-04 Jan Hubicka <jh@suse.cz>
30850 * tree-inline.c (fold_marked_statements): Update operand caches
30851 and EH after folding
30853 2007-01-04 Ian Lance Taylor <iant@google.com>
30855 * c-common.c (check_function_nonnull): Whitespace fix.
30857 2007-01-04 Jan Hubicka <jh@suse.cz>
30859 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30860 comitted older version of patch.
30861 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30862 function, celanup cfg and collect garbage.
30864 2007-01-04 Mike Stump <mrs@apple.com>
30866 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30869 2007-01-04 Eric Christopher <echristo@apple.com>
30871 * libgcc2.c (__bswapsi2): Use SItype.
30872 (__bswapdi2): Use DItype.
30873 * libgcc2.h: Update for above.
30875 2007-01-04 Paul Brook <paul@codesourcery.com>
30877 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30878 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30879 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30880 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30881 umulsi3_highpart): Make conditional on !arm_arch6.
30882 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30883 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30884 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30885 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30886 umulsi3_highpart_v6): New insns.
30888 2007-01-04 Roger Sayle <roger@eyesopen.com>
30890 * fold-const.c (fold_convert): When casting an expression to void,
30891 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30892 have a type. Instead of attempting to build a NOP_EXPR, return
30893 these "special" trees directly.
30895 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30897 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30898 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30899 rs6000_cost->fp not 0 as adjustment for outer NEG.
30901 2007-01-04 Jan Hubicka <jh@suse.cz>
30903 * cgraph.c (cgraph_release_function_body): New function.
30904 (cgraph_remove_node): Use it.
30905 * cgraph.h (cgraph_release_function_body): Declare.
30906 * cgraphunit.c (cgraph_expand_function): Use it.
30907 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30908 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30909 is initialized and while compilation of other function is running.
30910 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30911 statement CFG annotations from here to ...
30912 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30914 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30916 * cfgloop.h (enum li_flags): Make the constants powers of two.
30918 2007-01-04 Jan Hubicka <jh@suse.cz>
30920 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30922 (fold_marked_statements): New function.
30923 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30924 * tree-inline.h (copy_body_data): Add statements_to_fold.
30926 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30928 * config.gcc: Mention libgcc/config.host.
30929 * Makefile.in: Update comments mentioning libgcc.
30930 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30931 (all.cross, start.encap, rest.encap, rest.cross): Update
30932 dependencies for libgcc move.
30933 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30934 (clean-target, clean-target-libgcc): Delete.
30935 (srcdirify, GCC_EXTRA_PARTS): New macros.
30936 (libgcc-support, libgcc.mvars): New rules.
30937 (distclean): Remove mention of mklibgcc.
30938 (install): Don't reference INSTALL_LIBGCC.
30939 (install-common): Don't reference EXTRA_PARTS.
30940 (install-libgcc, install-multilib): Delete rules.
30941 * mklibgcc.in: Delete file.
30942 * doc/configfiles.texi: Don't mention mklibgcc.
30944 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30945 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30946 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30947 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30948 (mklibgcc, ldblspecs): Likewise.
30950 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30951 (posixpre.def): Use $(T).
30952 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30953 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30954 (SHLIB_LINK): Make dummy.
30955 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30957 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30959 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30960 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30961 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30962 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30964 * configure.ac (all_outputs): Remove mklibgcc.
30965 * configure: Regenerated.
30967 2007-01-03 Josh Conner <jconner@apple.com>
30969 PR middle-end/29683
30970 * calls.c (compute_argument_addresses): Set stack and stack_slot
30971 for partial args, too.
30972 (store_one_arg): Use locate.size.constant for the size when
30973 generating a save_area.
30975 2007-01-03 Robert Kennedy <jimbob@google.com>
30977 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30978 whose definitions are deleted due to basic block merging.
30980 2007-01-03 Paul Brook <paul@codesourcery.com>
30983 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30985 (use_return_insn): Return 0 for Thumb interrupt functions.
30986 (print_multi_reg): Add rfe argument for IRQ returns.
30987 (arm_output_epilogue): Pop interrupt return address directly into PC.
30988 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30990 2007-01-03 Paul Brook <paul@codesourcery.com>
30992 Merge from sourcerygxx-4_1.
30993 * config/arm/thumb2.md: New file.
30994 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30996 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30997 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30998 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30999 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31001 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31002 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31004 * config/arm/ieee754-sf.S: Ditto.
31005 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31006 (thumb1_base_register_rtx_p): ... to this.
31007 (thumb_index_register_rtx_p): Rename...
31008 (thumb1_index_register_rtx_p): ... to this.
31009 (thumb_output_function_prologue): Rename...
31010 (thumb1_output_function_prologue): ... to this.
31011 (thumb_legitimate_address_p): Rename...
31012 (thumb1_legitimate_address_p): ... to this.
31013 (thumb_rtx_costs): Rename...
31014 (thumb1_rtx_costs): ... to this.
31015 (thumb_compute_save_reg_mask): Rename...
31016 (thumb1_compute_save_reg_mask): ... to this.
31017 (thumb_final_prescan_insn): Rename...
31018 (thumb1_final_prescan_insn): ... to this.
31019 (thumb_expand_epilogue): Rename...
31020 (thumb1_expand_epilogue): ... to this.
31021 (arm_unwind_emit_stm): Rename...
31022 (arm_unwind_emit_sequence): ... to this.
31023 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31024 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31025 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31026 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31027 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31028 thumb2_output_casesi): New functions.
31029 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31030 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31031 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31032 THUMB2_WORK_REGS): Define.
31033 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31034 arm_condexec_mask, arm_condexec_masklen)): New variables.
31035 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31036 (arm_override_options): Check new CPU capabilities.
31037 Set new architecture flag variables.
31038 (arm_isr_value): Handle v7m interrupt functions.
31039 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31041 (const_ok_for_arm): Handle Thumb-2 constants.
31042 (arm_gen_constant): Ditto. Use movw when available.
31043 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31045 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31046 (thumb_find_work_register, arm_load_pic_register,
31047 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31048 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31049 print_multi_reg, output_mov_long_double_fpa_from_arm,
31050 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31051 output_mov_double_fpa_from_arm, output_move_double,
31052 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31053 output_return_instruction, arm_output_function_prologue,
31054 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31055 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31056 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31057 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31058 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31059 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31061 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31062 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31063 (arm_file_start): Output directive for unified syntax.
31064 (arm_unwind_emit_set): Handle stack alignment instruction.
31065 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31066 Add v6t2, v7, v7a, v7r and v7m.
31067 (RETLDM): Add Thumb-2 code.
31068 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31069 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31070 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31071 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31072 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31073 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31074 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31075 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31076 ADJUST_INSN_LENGTH): Define.
31077 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31078 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31079 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31080 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31081 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31082 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31083 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31084 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31085 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31086 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31087 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31088 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31089 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31090 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31091 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31092 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31093 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31095 * config/arm/arm-tune.md: Regenerate.
31096 * config/arm/arm-protos.h: Update prototypes.
31097 * config/arm/vfp.md: Enable patterns for Thumb-2.
31098 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31099 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31100 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31101 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31102 * config/arm/libunwind.S: Add Thumb-2 code.
31103 * config/arm/constraints.md: Update include Thumb-2.
31104 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31105 * config/arm/ieee754-df.S: Ditto.
31106 * config/arm/bpabi.S: Ditto.
31107 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31108 * config/arm/predicates.md (low_register_operand,
31109 low_reg_or_int_operand, thumb_16bit_operator): New.
31110 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31111 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31112 * config/arm/t-arm-elf: Add armv7 multilib.
31113 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31115 (UNSPEC_STACK_ALIGN, ce_count): New.
31116 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31117 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31119 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31120 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31121 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31122 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31123 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31124 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31126 * doc/extend.texi: Document ARMv7-M interrupt functions.
31127 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31129 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31131 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31132 (struct _Unwind_Context): Rename args_size to flags, remove
31133 signal_frame field, add a new args_size field and version field.
31134 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31135 _Unwind_IsExtendedContext): New inline functions.
31136 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31137 Assume by_value array is only present if _Unwind_IsExtendedContext.
31138 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31139 _Unwind_IsSignalFrame.
31140 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31141 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31142 (uw_init_context_1): Initialize context->flags to
31143 EXTENDED_CONTEXT_BIT.
31144 * config/rs6000/linux-unwind.h (frob_update_context): Use
31145 _Unwind_SetSignalFrame.
31147 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31149 PR middle-end/30353
31150 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31151 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31154 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31156 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31157 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31158 RET, AT_SP): Remove.
31159 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31162 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31163 * cfgbuild.c (find_basic_blocks): Likewise.
31164 * cfgrtl.c (rtl_create_basic_block): Likewise.
31165 * function.c (temp_slots_at_level): Likewise.
31166 * reg-stack.c (stack_regs_mentioned): Likewise.
31167 * regclass.c (allocate_reg_info): Likewise.
31168 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31169 set_bb_for_stmt, move_block_to_fn): Likewise.
31170 * tree-complex.c (tree_lower_complex): Likewise.
31171 * vec.h (VEC_safe_grow_cleared): New.
31173 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31175 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31177 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31178 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31180 * cfgloopmanip.c (scale_loop_frequencies): Export.
31181 (loopify): Scale the frequencies by prescribed coefficients.
31182 (set_zero_probability): New function.
31183 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31184 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31185 and frequencies according to arguments.
31186 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31188 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31189 * modulo-sched.c (sms_schedule): Set probabilities for entering
31190 versioned loop correctly.
31191 * tree-vect-transform.c (vect_transform_loop): Ditto.
31192 * cfgloop.h (loopify, loop_version): Declaration changed.
31193 (scale_loop_frequencies): Declared.
31195 2007-01-02 Jan Hubicka <jh@suse.cz>
31197 * cgraph.c: Include tree-flow.h
31198 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31199 early_local_passes.
31200 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31201 * tree-pass.h (pass_all_early_optimizations): Declare.
31202 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31203 early_local_passes.
31204 (cgraph_analyze_function): Do early_local_passes.
31205 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31206 Do not add referenced vars.
31207 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31209 (gate_all_early_local_passes): New gate.
31210 (pass_early_local_passes): Use new gate.
31211 (execute_early_local_optimizations): New functions.
31212 (gate_all_early_optimizations): New gate.
31213 (pass_all_early_optimizations): New pass.
31214 (execute_free_datastructures): Free SSA only when initialized.
31215 (gate_init_datastructures): Init only when optimizing.
31216 (tree_lowering_passes): Do early local passes when called late.
31217 * tree-profile.c (do_tree_profiling): Don't profile functions added
31219 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31220 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31222 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31223 during early_local_passes.
31224 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31227 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31229 * Makefile.in: Update copyright year.
31231 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31233 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31234 in $(lang_checks) and check-consistency targets.
31236 2007-01-02 Jan Hubicka <jh@suse.cz>
31238 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31239 Do not add referenced vars.
31240 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31242 * passes.c (init_optimization_passes): Put mudflap_2 after
31243 free_datastructures.
31245 2007-01-02 Jan Hubicka <jh@suse.cz>
31247 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31248 Set NOTHROW flag on call statements proved to be nothrow.
31249 Update statement of local calls so new pure/const functions are
31250 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31252 (tree_rest_of_compilation): Register hooks and initialize bitmap
31253 early. Do not set after_inlining flag.
31255 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31257 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31258 HOST_BITS_PER_LONGLONG
31260 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31263 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31264 warning for non-static initializers.
31266 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31268 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31269 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31270 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31271 Always use set_unique_reg_note to add REG_EQUAL notes.
31273 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31276 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31278 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31279 * cfgbuild.c (find_basic_blocks): Likewise.
31280 * cfgrtl.c (rtl_create_basic_block): Likewise.
31281 * function.c (temp_slots_at_level): Likewise.
31282 * reg-stack.c (stack_regs_mentioned): Likewise.
31283 * regclass.c (allocate_reg_info): Likewise.
31284 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31285 set_bb_for_stmt, move_block_to_fn): Likewise.
31286 * tree-complex.c (tree_lower_complex): Likewise.
31287 * vec.h (VEC_safe_grow_cleared): New.
31289 2007-01-02 Ian Lance Taylor <iant@google.com>
31291 * c-common.c (c_common_truthvalue_conversion): When warning about
31292 using an assignment as a truth value, set TREE_NO_WARNING.
31294 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31297 * c.opt (Wold-style-declaration): New.
31298 * doc/invoke.texi (C-only Warning Options): New.
31299 (Wold-style-declaration): Document it.
31300 (Wextra): Enabled by -Wextra.
31301 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31302 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31303 -Wold-style-declaration.
31305 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31307 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31308 * cfgbuild.c (find_basic_blocks): Likewise.
31309 * cfgrtl.c (rtl_create_basic_block): Likewise.
31310 * function.c (temp_slots_at_level): Likewise.
31311 * reg-stack.c (stack_regs_mentioned): Likewise.
31312 * regclass.c (allocate_reg_info): Likewise.
31313 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31314 set_bb_for_stmt, move_block_to_fn): Likewise.
31315 * tree-complex.c (tree_lower_complex): Likewise.
31316 * vec.h (VEC_safe_grow_cleared): New.
31318 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31320 * c-common.c (c_common_nodes_and_builtins): Since variants of
31321 void_type_node get built before it is given a name, we need to
31322 give those variants the name, too.
31323 (complete_array_type): We need to work with the canonical main
31324 type of the array, from which we will build the qualified version.
31325 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31326 * print-tree.c (print_node): Display canonical type information
31328 * stor-layout.c (layout_type): When we don't know the
31329 alignment of a type for which we're building an array, we end up
31330 guessing wrong, so make the type require structural equality.
31331 * tree.c (make_node_stat): When we build a new type, it is its
31332 own canonical type.
31333 (build_type_attribute_qual_variant): When building an attribute
31334 variant, its canonical type is the non-attribute variant. However,
31335 if the attributes are target-dependent and they differ, we need to
31336 use structural equality checks for this type.
31337 (build_qualified_type): A qualified type is not equivalent to its
31338 unqualified variant; set the canonical type appropriately.
31339 (build_distinct_type_copy): When building a distinct type from
31340 another type, the new type is its own canonical type.
31341 (build_variant_type_copy): When building a new type variant, we
31342 assume that it is equivalent to the original type.
31343 (build_pointer_type_for_mode): When building a pointer type, also
31344 build a canonical type pointer.
31345 (build_reference_type_for_mode): When building a reference type,
31346 also build a canonical type reference.
31347 (build_index_type): When we can't hash an index type (e.g.,
31348 because its maximum value is negative), the index type requires
31349 structural equality tests.
31350 (build_array_type): Build the canonical form of an array type.
31351 (build_function_type): Function types require structural equality,
31352 because they contain default arguments, attributes, etc.
31353 (build_method_type_directly): Ditto for method types.
31354 (build_offset_type): Build the canonical offset type.
31355 (build_complex_type): Build the canonical vector type.
31356 (make_vector_type): Build the canonical vector type.
31357 * tree.h (TYPE_CANONICAL): New.
31358 (TYPE_STRUCTURAL_EQUALITY_P): New.
31359 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31360 (struct tree_type): Added "canonical" field.
31361 * params.h (VERIFY_CANONICAL_TYPES): New.
31362 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31363 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31364 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31365 * doc/invoke.texi (verify-canonical-types): Document --param
31366 parameter for verifying canonical types.
31368 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31370 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31371 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31372 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31373 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31375 * config/rs6000/e500.h: New.
31376 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31377 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31379 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31380 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31381 TARGET_E500_DOUBLE): Remove.
31382 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31383 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31384 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31385 * config/rs6000/rs6000.c (rs6000_override_options): Use
31386 CHECK_E500_OPTIONS.
31388 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31390 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31391 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31392 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31393 rs6000_emit_cmove): Don't check TARGET_E500.
31394 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31395 sordered): Don't check TARGET_E500.
31397 2007-01-01 Eric Christopher <echristo@apple.com>
31399 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31400 HARD_REGISTER_NUM_P.
31402 2007-01-01 Roger Sayle <roger@eyesopen.com>
31404 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31405 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31406 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31409 2007-01-01 Mike Stump <mrs@apple.com>
31411 * configure.ac: Remove support for building with Apple's gcc-3.1.
31413 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31415 PR middle-end/30311
31416 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31417 REG is a hard register. Do not modify REG before calling
31419 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31420 multiple of the size of YMODE for certain lowpart cases.
31422 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31424 PR middle-end/30253
31425 * gimplify (voidify_wrapper_expr): Update for
31426 GIMPLE_MODIFY_STMT.
31428 2007-01-01 Andreas Schwab <schwab@suse.de>
31431 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31432 save of BR0 in extra_spill_size instead of spill_size.
31433 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31435 (ia64_expand_epilogue): Restore BR0 from its new location.
31437 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31439 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31440 Use a temporary variable if the left hand side is not a gimple
31443 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31445 * gimplify.c (gimplify_return_expr): Make the temporary variable
31446 for the return expression, a gimple register variable.
31448 2007-01-01 Jan Hubicka <jh@suse.cz>
31450 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31453 2007-01-01 Mike Stump <mrs@apple.com>
31455 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31457 * config/darwin.c (machopic_select_rtx_section): Use
31458 HAVE_GAS_LITERAL16.
31459 (darwin_mergeable_constant_section): Likewise.
31460 * configure: Regenerate.
31461 * config.in: Regenerate.
31463 2007-01-01 Jan Hubicka <jh@suse.cz>
31464 Andrew Pinski <pinskia@gmail.com>
31466 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31467 before starting IPA passes.