1 2007-11-01 Tom Tromey <tromey@redhat.com>
3 * print-tree.c (print_node): Print column number.
5 2007-11-01 Jakub Jelinek <jakub@redhat.com>
8 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
10 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
12 PR rtl-optimization/33673
13 * gcse.c (cprop_jump): If a conditional jump has been optimized
14 into unconditional jump, make the remaining normal edge fallthru
15 and delete the jump insn.
17 2007-11-01 Ben Elliston <bje@au.ibm.com>
19 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
20 (set_mem_attrs_from_reg): Likewise.
22 2007-11-01 Michael Matz <matz@suse.de>
24 PR tree-optimization/33961
25 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
26 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
27 (add_or_mark_expr): New argument 'store', using it to search
29 (nt_init_block): Adjust calls to add_or_mark_expr.
31 2007-10-31 Jakub Jelinek <jakub@redhat.com>
34 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
35 for the first push_operand.
37 2007-10-31 Revital Eres <eres@il.ibm.com>
39 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
40 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
41 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
42 movmisalignv2sf, vcondv2sf): New.
43 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
44 UNSPEC_EXTODD_V2SF): Define new constants.
45 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
46 paired_emit_vector_cond_expr): New.
47 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
48 * config/rs6000/rs6000.c (paired_expand_vector_move,
49 paired_emit_vector_cond_expr, paired_emit_vector_compare):
51 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
53 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
55 PR tree-optimization/32377
56 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
57 work also for unknown number of iterations.
58 (analyze_subscript_affine_affine): Clean up. Don't fail when the
59 number of iterations is not known.
61 2007-10-31 Richard Guenther <rguenther@suse.de>
64 * fold-const.c (extract_muldiv_1): Make sure to not introduce
65 new undefined integer overflow.
66 (fold_binary): Avoid useless conversion.
68 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
71 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
74 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
76 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
78 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
79 with -mhard-dfp/-mno-hard-dfp.
80 * config/s390/s390.opt: Likewise.
81 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
84 2007-10-30 Janis Johnson <janis187@us.ibm.com>
86 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
88 2007-10-30 Janis Johnson <janis187@us.ibm.com>
90 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
92 (Optimize Options): Add -fdce and -fdse to the list of optimizations
93 enabled by -O. Document -fdce and -fdse.
95 2007-10-30 Jakub Jelinek <jakub@redhat.com>
98 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
99 convert second operand of COMPOUND_EXPR to the original type of
102 2007-10-30 Richard Guenther <rguenther@suse.de>
104 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
105 of loop adding SFTs as virtual operands.
107 2007-10-30 Richard Guenther <rguenther@suse.de>
109 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
111 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
113 PR tree-optimization/32893
114 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
115 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
117 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
119 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
121 (sub_ddmmss): Likewise.
122 (umul_ppmm): Likewise.
123 (udiv_qrnnd): Likewise.
125 2007-10-29 Janis Johnson <janis187@us.ibm.com>
128 * doc/sourcebuild.texi (Test Directives): Document that dg-require
129 directives must come before dg-additional-sources.
131 2007-10-29 Jakub Jelinek <jakub@redhat.com>
133 PR tree-optimization/33723
134 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
135 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
137 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
139 PR tree-optimization/33614
140 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
141 if they can't be reduced to VECTOR_CSTs and aren't legitimate
142 initializer constants.
144 2007-10-29 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/33870
147 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
148 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
151 2007-10-29 Richard Guenther <rguenther@suse.de>
153 * passes.c (init_optimization_passes): Exchange store_copy_prop
155 * tree-pass.h (pass_store_copy_prop): Remove.
156 * tree-ssa-copy.c (do_store_copy_prop): Remove.
157 (stmt_may_generate-copy): Do not handle store_copy_prop.
158 (get_copy_of_val): Likewise.
159 (set_copy_of_val): Likewise.
160 (copy_prop_visit_assignment): Likewise.
161 (copy_prop_visit_stmt): Likewise.
162 (copy_prop_visit_phi_node): Likewise.
163 (init_copy_prop): Likewise.
164 (execute_copy_prop): Likewise.
165 (do_copy_prop): Remove.
166 (gate_store_copy_prop): Likewise.
167 (store_copy_prop): Likewise.
168 (pass_store_copy_prop): Likewise.
169 (pass_copy_prop): Call execute_copy_prop.
170 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
171 * common.opt (ftree-store-copy-prop): Mark obsolete.
172 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
174 2007-10-29 Ian Lance Taylor <iant@google.com>
176 * ifcvt.c (noce_can_store_speculate_p): New static function.
177 (noce_process_if_block): Call it.
178 (if_convert): Remove recompute_dominance parameter. Change all
181 2007-10-29 Richard Guenther <rguenther@suse.de>
183 * tree-flow-inline.h (get_subvar_at): Use binary search.
184 (get_first_overlapping_subvar): New function to binary search
185 for the first overlapping subvar.
186 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
187 just handle adding subvars for a pointed-to subvar. Optimize
188 and use get_first_overlapping_subvar.
189 (add_vars_for_bitmap): Fold into single caller.
190 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
191 and non pointed-to bits of add_vars_for_offset.
193 2007-10-29 Revital Eres <eres@il.ibm.com>
195 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
197 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
198 Zdenek Dvorak <ook@ucw.cz>
201 reduction support for automatic parallelization.
203 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
205 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
206 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
207 and OMP_ATOMIC_STORE.
208 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
209 * gimple-low.c (lower_stmt): Same.
210 * gimplify.c (gimplify_expr): Same.
211 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
212 gimplify_omp_atomic_mutex): Remove.
213 (gimplify_omp_atomic): Change it to simply gimplify the
214 statement instead of expanding it.
215 * omp-low.c: Add includes to optabs.h, cfgloop.h.
216 (expand_omp_atomic, expand_omp_atomic_pipeline,
217 goa_stabilize_expr, expand_omp_atomic_mutex,
218 expand_omp_atomic_fetch_op): New functions to implement
219 expansion of OMP_ATOMIC.
220 (expand_omp, build_omp_regions_1): Add support for
221 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
222 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
224 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
226 * tree-parloops.c: add include to tree-vectorizer.h.
227 (reduction_info): New structure for reduction.
228 (reduction_list): New list to represent list of reductions per loop.
229 (struct data_arg): New helper structure for reduction.
230 (reduction_info_hash, reduction_info_eq, reduction_phi,
231 initialize_reductions, create_call_for_reduction,
232 create_phi_for_local_result, create_call_for_reduction_1,
233 create_loads_for_reductions, create_final_loads_for_reduction):
235 (loop_parallel_p): Identify reductions, add reduction_list parameter.
236 (separate_decls_in_loop_name): Support reduction variables.
237 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
238 call create_loads_for_reduction for each reduction.
239 (canonicalize_loop_ivs): Identify reductions, add reduction_list
241 (transform_to_exit_first_loop): Add reduction support, add
242 reduction_list parameter.
243 (gen_parallel_loop): Add reduction_list parameter. Add call
244 separate_decls_in_loop with
245 the new argument. Traverse reductions and call
246 initialize_reductions, create_call_for_reduction.
247 (parallelize_loops): Create and delete the reduction list.
248 (add_field_for_name): Change use of data parameter. Add fields for
250 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
251 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
252 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
253 * tree-inline.c (estimate_num_insns_1): add cases for
254 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
255 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
256 * tree-ssa-operands.c (get_addr_dereference_operands):
257 New function. Subroutine of get_indirect_ref_operands.
258 (get_indirect_ref_operands): Call get_addr_dereference_operands.
259 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
262 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
264 * config/cris/cris.c: Include df.h.
265 (cris_address_cost): Add gcc_assert for canonicalization
266 assumptions. For PLUS with MULT or register, correct
267 test for register in other arm. Tweak comments.
269 2007-10-28 Richard Guenther <rguenther@suse.de>
271 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
272 telling if the var is to be treated as points-to location.
273 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
274 (add_virtual_operand): Only recurse into MPTs if aliases
277 2007-10-28 Richard Guenther <rguenther@suse.de>
279 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
280 (add_vars_for_bitmap): Do not recurse further. Only add vars
282 (add_virtual_operand): Re-instantiate loop to add operands for
283 aliases. Recurse into MPTs.
284 (get_indirect_ref_operands): If we fall back to use a pointers
285 SMT, make sure to not prune based on the access offset and size.
287 2007-10-28 Andrew Pinski <pinskia@gmail.com>
290 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
291 the eh information on the statement.
293 2007-10-28 Richard Guenther <rguenther@suse.de>
295 * tree-flow.h (subvar_t): Make it a VEC.
296 (struct subvar): Remove.
297 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
298 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
300 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
301 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
302 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
303 (set_initial_properties): Likewise.
304 (setup_pointers_and_addressables): Likewise.
305 (new_type_alias): Likewise.
306 (create_overlap_variables_for): Likewise.
307 * tree-dfa.c (dump_subvars_for): Likewise.
308 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
309 (get_expr_operands): Likewise.
310 (add_to_addressable_set): Likewise.
311 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
313 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
315 PR tree-optimization/33920
316 * tree-if-conv.c (tree_if_conversion): Force predicate of single
317 successor bb to true when predecessor bb has NULL predicate.
318 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
320 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
322 * config/mips/mips.md: Add combiner patterns for DImode extensions
323 of HImode and QImode truncations. Reformat HImode <- QImode pattern
326 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
329 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
331 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
333 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
334 LIBCALL notes if they are about to be moved to the same insn.
336 2007-10-27 Richard Guenther <rguenther@suse.de>
338 PR tree-optimization/33870
339 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
340 duplication. Remove redundant call to access_can_touch_variable.
341 (add_vars_for_bitmap): New helper for recursing over MPT contents.
342 (add_virtual_operand): Use it.
344 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
347 * pa.h (ASM_PN_FORMAT): Delete define.
349 2007-10-26 Janis Johnson <janis187@us.ibm.com>
351 * doc/invoke.texi (Option Summary, optimizations): Remove
352 -fbounds-check. Add -fassociative-math, -freciprocal-math,
353 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
354 -fsplit-wide-types to match later entry. Break up a long line.
355 (Option Summary, code gen options) Add -fno-stack-limit. Add
356 missing @gol to the end of a line.
357 (Optimization Options): Remove -fbounds-check, which is also
358 documented under Code Generation Options. Remove =n from
359 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
360 to -fcprop-registers to match other options, and say when it is
361 enabled rather than disabled. Remove extra index entry for
362 -fno-cx-limited-range. Add index entries for -fstack-protector
363 and -fstack-protector-all.
364 (Code Gen Options): Add index entry for -ftls-model.
366 2007-10-26 Anatoly Sokolov <aesok@post.ru>
368 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
369 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
370 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
371 expand_epilogue, output_movhi): Don't handle 'main' function.
372 (avr_attribute_table): Add 'OS_task' function attribute.
373 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
375 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
376 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
378 * config/avr/avr.opt (minit-stack): Remove.
380 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
382 * tree-nested.c (get_trampoline_type): Fix thinko.
384 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
387 * tree.c (build_offset_type): Build canonical type based on the
388 TYPE_MAIN_VARIANT of the base type.
390 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
392 * reorg.c (emit_delay_sequence): Move insn locator from the
393 first insn to the sequence.
395 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
397 * ipa-pure-const.c (check_decl): Return immediately when
398 pure_const_state has been set to IPA_NEITHER.
400 2007-10-25 Ira Rosen <irar@il.ibm.com>
402 PR tree-optimization/33833
403 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
404 and convert init to sizetype in inner_base construction.
406 2007-10-25 Richard Guenther <rguenther@suse.de>
408 * tree-flow.h (mem_sym_stats): Remove.
409 (dump_mem_sym_stats_for_var): Declare.
410 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
411 (mem_sym_stats): Move ...
412 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
413 (mem_sym_score): Rename from ...
414 (pscore): ... this. Remove.
415 (dump_mem_sym_stats_for_var): New function. Dump the score, but
417 (compare_mp_info_entries): Make sort stable by disambiguating
420 2007-10-25 Ira Rosen <irar@il.ibm.com>
422 PR tree-optimization/33866
423 * tree-vect-transform.c (vectorizable_store): Check operands of all
424 the stmts in the group of strided accesses. Get def stmt type for each
425 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
427 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
430 (Yt): Rename register constraint to Y2.
431 * config/i386/sse.md: Use renamed register constraints.
432 * config/i386/mmx.md: Ditto.
433 * config/i386/i386.md: Ditto.
435 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
437 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
439 2007-10-24 Chao-ying Fu <fu@mips.com>
441 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
442 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
444 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
445 Olga Golovanevsky <olga@il.ibm.com>
447 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
448 the compiler that wr.wrap and wr.domain are initialized in
451 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
453 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
454 to print gcov_type values.
456 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
458 * config/avr/avr.h: Do not include progmem_section definition when
459 building with IN_TARGET_LIBS.
461 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
464 * config/mips/mips.c (mips_lo_sum_offset): New structure.
465 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
466 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
467 (mips_orphaned_high_part_p: New functions.
468 (mips_avoid_hazard): Don't check INSN_P here.
469 (mips_avoid_hazards): Rename to...
470 (mips_reorg_process_insns): ...this. Cope with
471 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
472 or turn them into nops.
473 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
474 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
475 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
476 (mips_override_options): Set flag_delayed_branch to 0.
478 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
480 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
481 MIPS-specific implementation details.
482 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
483 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
484 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
485 for targets with movmemsi.
486 (MOVE_BY_PIECES_P): Define.
487 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
488 (mips_block_move_loop): Add a bytes_per_iter argument.
489 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
490 Update call to mips_block_move_loop.
492 2007-10-24 Michael Matz <matz@suse.de>
495 * var-tracking.c (variable_union): Don't break after one loop
496 iteration but only when a difference is found.
497 (dump_variable): Also print DECL_UID.
499 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
501 * ipa-type-escape.h: Expose function
502 is_array_access_through_pointer_and_index.
504 (is_array_access_through_pointer_and_index):
505 Add three new parameters. Add support of
506 POINTER_PLUS_EXPR tree code.
508 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
510 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
511 * tree-pass.h: Add pass_ipa_struct_reorg.
512 * common.opt: Add ipa-struct-reorg flag.
513 * Makefile.in: Add ipa-strcut-reorg.o compilation.
514 * passes.c: Add pass pass_ipa_struct_reorg.
515 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
516 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
518 2007-10-24 Ira Rosen <irar@il.ibm.com>
520 PR tree-optimization/33804
521 * tree-vect-transform.c (vectorizable_operation): Remove the
522 checks that the vectorization is worthwhile from the transformation
525 2007-10-24 Ira Rosen <irar@il.ibm.com>
527 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
528 vectype cannot be determined for the scalar type.
529 (vect_analyze_slp_instance): Likewise.
530 * tree-vect-transform.c (vect_model_reduction_cost): Change the
531 return type to bool. Return false if vectype cannot be determined
533 (vect_get_constant_vectors): Return false if vectype cannot be
534 determined for the scalar type.
535 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
536 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
537 vectorizable_reduction): Likewise.
539 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
541 * config.gcc: For a FreeBSD target, parse the value of ${target}
542 to determine the value of FBSD_MAJOR, instead of adding an
543 explicit check for every possible FreeBSD major version.
545 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
547 PR rtl-optimization/33846
548 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
550 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
552 PR tree-optimization/33860
553 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
554 interleaved accesses in case the dr is inside the inner-loop during
555 outer-loop vectorization.
557 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
559 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
560 Document MEM_POINTER. Replace mentions of "integrated"
561 field with "return_val". Delete outdated stuff.
563 2007-10-23 David Edelsohn <edelsohn@gnu.org>
565 * config/rs6000/rs6000.c (rs6000_override_options): Set
566 rs6000_altivec_abi on AIX.
567 (conditional_register_usage): Set VR20:31 fixed on AIX.
569 2007-10-23 Richard Guenther <rguenther@suse.de>
571 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
574 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
575 David S. Miller <davem@davemloft.net>
577 * df-scan.c (df_get_call_refs): Mark global registers as both a
578 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
580 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
582 PR tree-optimization/33834
583 PR tree-optimization/33835
584 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
585 stmts need to be checked for success seperately.
586 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
587 Remove the check that stmt is not LIVE.
588 (vectorizable_assignment, vectorizable_induction): Likewise.
589 (vectorizable_operation, vectorizable_type_demotion): Likewise.
590 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
592 (vectorizable_live_operation): Check that op is not NULL.
594 2007-10-22 Janis Johnson <janis187@us.ibm.com>
596 * doc/invoke.texi (Optimization Options): In the summary, show
597 that the value for options -falign-jumps, -falign-labels,
598 -falign-loops, -falign-functions, -fsched-stalled-insns, and
599 -fsched-stalled-insns-dep is optional. In the summary, show that
600 -fsched-stalled-insns takes an optional argument and that
601 -fparallelize-loops takes an argument. Add opindex for several
602 optimization options, and fix typos in the opindex commands for
603 several others. In the descriptions for -fsched-stalled-insns
604 and -fsched-stalled-insns-dep, show the options with and without
607 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
609 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
611 * config/avr/avr.h (LINK_SPEC): Likewise.
612 (CRT_BINUTILS_SPECS): Likewsie.
613 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
615 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
617 PR rtl-optimization/33644
618 * cfgcleanup.c: Do not include dce.h.
619 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
620 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
621 * dce.c (something_changed): Delete.
622 (libcall_dead_p): New predicate.
623 (delete_unmarked_insns): Use it to delete dead libcalls.
624 Deal with REG_LIBCALL and REG_RETVAL notes.
625 (prescan_libcall_for_dce): New function.
626 (prescan_insns_for_dce): Use it to deal with libcalls.
627 (mark_reg_dependencies): Do nothing special for libcalls.
628 (dce_process_block): Likewise.
629 (fast_dce): Delete unused local variable.
630 (run_fast_dce): Do not return a value.
631 * dce.h (struct df): Delete.
632 (run_fast_dce): Adjust prototype.
633 * optabs.c (libcall_id): Delete.
634 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
635 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
636 * reload1.c (reload): Delete REG_LIBCALL_ID case.
637 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
638 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
639 notes instead of REG_LIBCALL_ID notes.
640 * reg-notes.def (LIBCALL_ID): Delete.
641 * Makefile.in (see.o): Add dce.h dependency.
642 (cfgcleanup.o): Remove dce.h dependency.
644 2007-10-22 Michael Matz <matz@suse.de>
646 PR tree-optimization/33855
647 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
650 2007-10-22 Ira Rosen <irar@il.ibm.com>
652 PR tree-optimization/33854
653 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
654 FLOAT_EXPR to the list of promotion operations.
656 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
660 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
661 (print_reg): Print register prefix only with AT&T asm syntax.
662 Support pc_rtx for RIP register.
663 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
664 relative addressing. Always print segment register prefix with AT&T
665 asm syntax and never with Intel asm syntax.
666 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
667 Fix prefix for 16-byte XFmode operands.
668 (output_addr_const_extra): Support Intel asm syntax.
669 (x86_file_start): Don't use register prefix with Intel asm syntax.
670 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
671 ("return_internal_long"): Fix Intel asm syntax output.
672 ("set_got_rex64"): Support Intel asm syntax.
673 ("set_rip_rex64"): Likewise.
674 ("set_got_offset_rex64"): Likewise.
675 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
677 ("*tls_global_dynamic_64"): Likewise.
678 ("*tls_local_dynamic_base_64"): Likewise.
679 ("*load_tp_si")("*load_tp_di"): Likewise.
680 ("*add_tp_si")("*add_tp_di"): Likewise.
681 ("*tls_dynamic_lea_64"): Likewise.
682 ("*sibcall_value_1_rex64_v"): Likewise.
683 ("stack_tls_protect_set_si"): Likewise.
684 ("stack_tls_protect_set_di"): Likewise.
685 ("stack_tls_protect_test_si"): Likewise.
686 ("stack_tls_protect_test_di"): Likewise.
687 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
689 ("*movv2sf_internal_rex64"): Likewise.
690 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
691 (__get_cpuid_max): Likewise.
693 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
695 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
696 the STRICT_P argument type "bool" rather than "int".
697 (mips_legitimate_address_p): Likewise.
698 (fp_register_operand, lo_operand): Delete.
699 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
700 (mips_emit_scc): Rename to...
701 (mips_expand_scc): ...this.
702 (gen_conditional_branch): Rename to...
703 (mips_expand_conditional_branch): ...this.
704 (gen_conditional_move): Rename to...
705 (mips_expand_conditional_move): ...this.
706 (mips_gen_conditional_trap): Rename to...
707 (mips_expand_conditional_trap): ...this and take an rtx code instead
708 of an operands array.
709 (mips_expand_call): Give the SIBCALL_P argument type "bool"
711 (mips_emit_fcc_reload): Rename to...
712 (mips_expand_fcc_reload): ...this.
713 (init_cumulative_args): Rename to...
714 (mips_init_cumulative_args): ...this and remove the libname argument.
715 (function_arg_advance): Rename to...
716 (mips_function_arg_advance): ...this.
717 (function_arg): Rename to...
718 (mips_function_arg): ...this and use "rtx" instead of
720 (function_arg_boundary): Rename to...
721 (mips_function_arg_boundary): ...this.
722 (mips_expand_unaligned_load): Rename to...
723 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
724 and BITPOS arguments type "HOST_WIDE_INT".
725 (mips_expand_unaligned_store): Rename to...
726 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
727 and BITPOS arguments type "HOST_WIDE_INT".
728 (override_options): Rename to...
729 (mips_override_options): ...this.
730 (print_operand): Rename to...
731 (mips_print_operand): ...this.
732 (print_operand_address): Rename to...
733 (mips_print_operand_address): ...this.
734 (mips_output_ascii): Remove the PREFIX argument.
735 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
737 (mips_can_use_return_insn): Return a "bool" rather than an "int".
738 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
739 of "struct rtx_def *".
740 (mips_secondary_reload_class): Give the IN_P argument type "bool"
742 (build_mips16_call_stub): Delete.
743 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
744 (mips_use_ins_ext_p): Give the second and third arguments type
745 "HOST_WIDE_INT" rather than "rtx".
746 * config/mips/mips.h: Update after the above changes. Tweak comments
748 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
749 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
750 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
751 element type from "char" to "bool".
752 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
753 (mips_cpu_info_table): Delete.
754 * config/mips/mips.md: Update after the above changes. Tweak some
756 * config/mips/mips-ps-3d.md: Likewise.
757 * config/mips/mips.c: Tweak comments and formatting.
758 Use NULL-like macros rather than 0 in various places.
759 (mips_section_threshold): Rename to...
760 (mips_small_data_threshold): ...this and give it an unsigned type.
761 (num_source_filenames): Remove explicit initialization.
762 (sdb_label_count): Likewise.
763 (sym_lineno): Delete.
764 (set_noat): Make static.
765 (mips_branch_likely): Likewise, and give it type "bool".
766 (mips_isa_info): Rename to...
767 (mips_isa_option_info): ...this.
768 (mips_flag_delayed_branch): Rename to...
769 (mips_base_delayed_branch): ...this.
770 (mips_split_addresses): Delete.
771 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
772 element type from "char" to "bool".
773 (mips_regno_to_class): Add an explicit array size.
774 (mips16_flipper): Change from type "int" to type "bool".
775 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
776 (mips_tls_operand_p): Rename to...
777 (mips_tls_symbol_p): ...this.
778 (mips_global_symbol_p): Remove redundant "const".
779 (mips_offset_within_alignment_p): Simplify.
780 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
781 to STRICT_P and give it type bool.
782 (mips_valid_base_register_p): Likewise.
783 (mips_classify_address): Likewise.
784 (mips_legitimate_address_p): Likewise.
785 (mips16_unextended_reference_p): Take the offset as an
786 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
787 (mips_const_insns): Use IN_RANGE.
788 (mips_force_temporary): Remove an unnecessary copy_rtx.
789 (mips16_gp_pseudo_reg): Simplify.
790 (mips_split_symbol): Remove an unnecessary copy_rtx.
791 (mips_legitimize_tls_address): Only create registers if we need them.
792 (mips_legitimize_address): Use mips_split_plus.
793 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
794 variable COST to NUM_OPS.
795 (mips_legitimize_move): Use gen_lowpart.
796 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
797 (m16_check_op): Use IN_RANGE.
798 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
799 (mips_split_doubleword_move): Pass booleans to mips_subword.
800 (mips_output_move): Store the mode in a local variable.
801 Explicitly assert that this function does not deal with
802 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
803 cases more consistent.
804 (mips_relational_operand_ok_p): Rename to...
805 (mips_int_order_operand_ok_p): ...this.
806 (mips_canonicalize_comparison): Rename to...
807 (mips_canonicalize_int_order_test): ...this.
808 (mips_emit_int_relational): Rename to...
809 (mips_emit_int_order_test): ...this. Store the mode in a local
811 (mips_reverse_fp_cond_p): Rename to...
812 (mips_reversed_fp_cond): ...this.
813 (mips_emit_compare): Make the order of the statements more consistent.
814 (mips_emit_scc): Rename to...
815 (mips_expand_scc): ...this.
816 (gen_conditional_branch): Rename to...
817 (mips_expand_conditional_branch): ...this.
818 (gen_conditional_move): Rename to...
819 (mips_expand_conditional_move): ...this. Build the condition
820 separately from the main pattern.
821 (mips_gen_conditional_trap): Rename to...
822 (mips_expand_conditional_trap): ...this and take an rtx code instead
823 of an operands array. Simplify.
824 (init_cumulative_args): Rename to...
825 (mips_init_cumulative_args): ...this. Use memset rather than a
826 copy from a zeroed static. Use prototype_p and stdarg_p.
827 (mips_arg_info): Rename to...
828 (mips_get_arg_info): ...this and put the INFO argument first.
829 (function_arg): Rename to...
830 (mips_function_arg): ...this and use "rtx" instead of
831 "struct rtx_def *". Only split structures into chunks if
832 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
833 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
834 comparison with REAL_TYPE. Rename local variable REG to REGNO
835 and make it unsigned.
836 (function_arg_advance): Rename to...
837 (mips_function_arg_advance): ...this.
838 (function_arg_boundary): Rename to...
839 (mips_function_arg_boundary): ...this.
840 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
842 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
843 comparison with REAL_TYPE.
844 (mips_function_value): Remove the FUNC argument. Rename local
845 variable UNSIGNEDP to UNSIGNED_P.
846 (mips_return_in_memory): Use IN_RANGE.
847 (mips_setup_incoming_varargs): Pass a boolean rather than an int
848 to FUNCTION_ARG_ADVANCE.
849 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
850 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
851 SIZE and RSIZE if needed.
852 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
854 (build_mips16_function_stub): Rename to...
855 (mips16_build_function_stub): ...this.
856 (build_mips16_call_stub): Rename to...
857 (mips16_build_call_stub): ...this. Make static, and return a
858 "bool" rather than an "int". Rename the ARG_SIZE argument to
859 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
860 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
861 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
863 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
864 are not sibling ones.
865 (mips_emit_fcc_reload): Rename to...
866 (mips_expand_fcc_reload): ...this.
867 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
869 (mips_expand_unaligned_load): Rename to...
870 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
871 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
873 (mips_expand_unaligned_store): Rename to...
874 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
875 and BITPOS arguments type "HOST_WIDE_INT".
876 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
877 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
879 (mips_init_split_addresses): Replace with...
880 (mips_split_addresses_p): ...this new function.
881 (mips_init_relocs): Check mips_split_addresses_p () rather than
882 mips_split_addresses. Always initialize mips_split_p with booleans.
883 (print_operand_reloc): Rename to...
884 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
886 (print_operand): Rename to...
887 (mips_print_operand): ...this.
888 (print_operand_address): Rename to...
889 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
890 (mips_in_small_data_p): Simplify.
891 (mips_output_ascii): Remove the PREFIX argument and "register"
892 keywords. Use the STRING parameter directly and cast to
894 (mips16e_collect_argument_save_p): Use IN_RANGE.
895 (mips_function_has_gp_insn): Simplify.
896 (mips_set_return_address): Use BITSET_P.
897 (mips_restore_gp): Use a separate statement to pick the base
899 (mips_output_function_prologue): Use a local FRAME variable.
900 (mips_save_reg): Pass booleans to mips_subword.
901 (mips_expand_prologue): Use a local FRAME variable. Use
902 cprestore_size to detect when .cprestore is needed.
903 (mips_restore_reg): Use GP_REG_FIRST.
904 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
905 rather than "int". Use local FRAME and REGNO variables.
906 (mips_can_use_return_insn): Return a "bool" rather than an "int".
907 (mips_secondary_reload_class): Give the IN_P argument type "bool"
909 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
910 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
911 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
912 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
913 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
914 (builtin_description): Rename to...
915 (mips_builtin_description): ...this.
916 (mips_bdesc): Rename to...
917 (mips_ps_bdesc): ...this.
918 (sb1_bdesc): Rename to...
919 (mips_sb1_bdesc): ...this.
920 (dsp_bdesc): Rename to...
921 (mips_dsp_bdesc): ...this.
922 (dsp_32only_bdesc): Rename to...
923 (mips_dsp_32only_bdesc): ...this.
924 (bdesc_map): Rename to...
925 (mips_bdesc_map): ...this.
926 (bdesc_arrays): Rename to...
927 (mips_bdesc_arrays): ...this.
928 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
930 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
931 Rename local variables I and J to OPNO and ARGNO respectively.
932 Assert that the number of arguments is no more than the number of
934 (mips_expand_builtin_compare): Use an array of arguments rather
935 than an array of operands. Assert that the number of operands is
937 (add_constant): Rename to...
938 (mips16_add_constant): ...this. Use XNEW.
939 (dump_constants_1): Rename to...
940 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
941 (dump_constants): Rename to...
942 (mips16_emit_constants): ...this.
943 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
944 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
945 Assign mips16_p to was_mips16_p.
946 (mips_parse_cpu): Tweak warning message.
947 (override_options): Rename to...
948 (mips_override_options): ...this. Move the mips_cost initialization
949 out of the "shared with GAS" block. Quote option names in error
951 (mips_conditional_register_usage): Make local variable REGNO unsigned.
952 (mips_order_regs_for_local_alloc): Remove register keyword.
954 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
956 * system.h (IN_RANGE): Cast each argument individually.
958 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
960 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
961 MIPS16 code unless using o32 or o64.
963 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
965 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
966 for modes smaller than 4 bytes.
967 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
970 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
972 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
973 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
974 (ASM_OUTPUT_ALIGNED_BSS): Delete.
975 * config/mips/mips.c (mips_output_aligned_bss): Delete.
977 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
979 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
980 sibling calls to "mips16" functions if the function satisfies
981 const_call_insn_operand.
983 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
985 * config/mips/mips.c (mips_va_start): Fix types in calls
988 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
990 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
993 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
995 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
996 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
997 instead of checking mips_isa.
999 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1001 * doc/invoke.texi (-mpaired-single): Don't say that the option
1002 requires 64-bit code.
1003 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1004 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1005 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1006 V2SF if ISA_MIPS32R2.
1007 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1008 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1009 to ISA_HAS_NMADD_NMSUB.
1010 (mips_split_doubleword_move): Handle V2SF.
1011 (mips_modes_tieable_p): New function.
1012 (override_options): Report a warning rather than an error when
1013 -mpaired-single is used on ISAs that don't support it; use
1014 ISA_HAS_PAIRED_SINGLE to check that case.
1015 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1016 and DF move splitters with a single MOVE64 splitter, thereby adding
1017 a V2SF splitter too.
1018 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1019 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1020 (HALFMODE): Add V2SF.
1021 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1022 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1023 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1024 (movv2sf_hardfloat_32bit): New pattern.
1025 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1026 TARGET_DOUBLE_FLOAT conditions.
1028 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1030 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1031 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1032 64-bit register in 64-bit libgcc.
1034 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1036 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1037 * config/avr/avr.h (LINK_SPEC): Likewise.
1038 (CRT_BINUTILS_SPECS): Likewsie.
1039 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1041 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1043 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1044 and -Wfatal-errors together.
1046 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1049 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1050 change for vrsave, ie restore after frame pop.
1052 2007-10-19 David S. Miller <davem@davemloft.net>
1054 * config/sparc/niagara2.md: Fix copyright notice.
1056 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1058 PR tree-optimization/23820
1059 PR tree-optimization/24309
1060 PR tree-optimization/33766
1061 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1062 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1063 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1064 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1065 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1066 (linear_transform_loops): Use perfect_loop_nest_depth.
1067 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1068 should have a single condition: their exit.
1070 2007-10-19 Richard Guenther <rguenther@suse.de>
1074 * stor-layout.c (layout_type): Assert that aggregates do not
1075 have their alias sets set.
1076 * alias.c (get_alias_set): Return alias set zero for incomplete
1077 types, return the alias set of the element for incomplete array
1078 types, but do not remember these.
1080 2007-10-19 Richard Guenther <rguenther@suse.de>
1083 2007-10-19 Richard Guenther <rguenther@suse.de>
1086 * tree.c (build_array_type): Do not re-layout unbound array
1089 2007-10-19 Richard Guenther <rguenther@suse.de>
1092 * tree.c (build_array_type): Do not re-layout unbound array
1095 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1097 * config/mips/mips.c (mips_canonicalize_comparison): Check
1098 mips_relational_operand_ok_p before trying to rewrite the test.
1099 Only calculate PLUS_ONE if needed.
1100 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1103 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1105 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1108 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1110 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1111 the call uses the incoming value of $2.
1113 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1115 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1116 rather then gen_rtx_MEM.
1117 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1119 (mips_set_return_address): Likewise.
1120 (mips_restore_gp): Likewise.
1122 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1124 * config/mips/mips.c (gpr_mode): Delete.
1125 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1126 instead of gpr_mode.
1127 (mips_for_each_saved_reg): Likewise.
1128 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1129 (override_options): Don't initialize gpr_mode.
1130 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1132 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1134 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1136 (mips_class_max_nregs): Calculate the smallest consituent register
1137 size and use that to determine an upper bound on the number of
1140 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1142 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1144 (mips_expand_epilogue): ...here.
1145 (mips_mdebug_abi_name): New function, split out from...
1146 (mips_file_start): ...here.
1147 (mips_hard_regno_mode_ok_p): New function, split out from...
1148 (override_options): ...here.
1149 (mips_expand_builtin_1): New function, split out from...
1150 (mips_expand_buitin): ...here. Abort if we don't recognize
1153 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1155 * config/mips/mips.c (build_mips16_function_stub): Load the
1156 target address into $1 before transfering the arguments.
1157 Don't use ".set noreorder".
1158 (build_mips16_call_stub): Likewise.
1160 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1162 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1163 (mips_output_64bit_xfer): Likewise.
1164 (mips16_fp_args): Rename to...
1165 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1166 with a DIRECTION argument. Use mips_output_32bit_xfer and
1167 mips_output_64bit_xfer.
1168 (build_mips16_function_stub): Update accordingly.
1169 (mips16_fpret_double): Delete.
1170 (build_mips16_call_stub): Update after above changes.
1171 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1172 of mips16_fpret_double. Use GP_REG_RETURN.
1174 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1176 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1177 use asm_out_file instead.
1178 (build_mips16_function_stub): Likewise.
1179 (build_mips16_call_stub, mips_output_function_prologue): Update
1182 2007-10-18 David S. Miller <davem@davemloft.net>
1184 Add Niagara-2 support.
1185 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1186 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1187 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1188 (include): Add inclusion of niagara2.md
1189 * config/sparc/sparc.c (niagara2_costs): New.
1190 (sparc_override_options): Add niagara2 entry to cpu_default[]
1191 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1192 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1193 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1194 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1195 (sparc64_initialize_trampoline): Likewise.
1196 (sparc_use_sched_lookahead): Likewise.
1197 (sparc_issue_rate): Likewise.
1198 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1200 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1201 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1202 TARGET_CPU_niagara2.
1203 (PROCESSOR_NIAGARA2): New.
1204 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1205 (BRANCH_COST): Likewise.
1206 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1207 * config/sparc/sol2.h: Likewise.
1208 * config/sparc/niagara2.md: New file.
1210 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1212 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1214 (mips_compute_frame_info): Remove associated code.
1215 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1217 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1219 * config/mips/mips-protos.h (compute_frame_size): Delete.
1220 * config/mips/mips.h: Update comments.
1221 * config/mips/mips.c (mips_frame_info): Remove initialized.
1222 (compute_frame_size): Rename to...
1223 (mips_compute_frame_info): ...this and make static. Remove the
1224 SIZE argument and return no value. Remove the setting of initialized.
1225 Update rest of file accordingly.
1226 (mips_set_return_address): Don't call compute_frame_size.
1227 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1228 Don't call compute_frame_size.
1230 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1232 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1233 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1234 mips_hard_frame_pointer_required.
1235 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1236 large MIPS16 frames.
1237 * config/mips/mips.c (mips_frame_pointer_required): New function.
1239 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1241 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1242 and hard_frame_pointer_offset.
1243 (mips_debugger_offset): Use hard_frame_pointer_offset.
1244 (mips16e_collect_argument_save_p): Likewise.
1245 (compute_frame_size): Initialize arg_pointer_offset and
1246 hard_frame_pointer_offset.
1247 (mips_initial_elimination_offset): Use them.
1248 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1249 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1251 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1253 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1255 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1256 "unsigned int" rather than "int" and put them with the other
1257 register-related fields. Put expanded comments above fields
1258 rather than to their right.
1259 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1260 with a NUM_REGS_PTR argument.
1261 (mips16e_save_restore_pattern_p): Update accordingly.
1262 (compute_frame_size): Clarify frame diagram. Rewrite.
1264 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1266 * config/mips/mips-ftypes.def: New file.
1267 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1268 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1269 (mips_function_type): Redefine using mips-ftypes.def.
1270 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1271 (mips_builtin_vector_type): New function.
1272 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1273 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1274 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1275 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1277 (mips_build_function_type): New function.
1278 (mips_init_builtins): Use it to create types lazily.
1280 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1282 * config/mips/mips.h (set_volatile): Delete.
1283 * config/mips/mips.c (set_volatile): Delete.
1284 (mips_print_operand_punctuation): New function, split out from
1285 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1286 Use the same character ordering in the code and the comments.
1287 Use a recursive call to handle '*'. Abort on unknown characters.
1288 (mips_init_print_operand_punct): New function, split out from
1290 (mips_print_int_branch_condition): New function, split out from
1291 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1292 to report unexpected codes.
1293 (mips_print_float_branch_condition): New function, split out from
1294 print_operand. Use output_operand_lossage to report unexpected codes.
1295 (print_operand): Rework to use a case statement. Use the
1296 same letter ordering in the code and the comments. Use
1297 output_operand_lossage to report unexpected codes and
1298 reverse_condition to handle inverted branch conditions.
1299 (override_options): Use mips_init_print_operand_punct.
1301 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1303 * config/mips/mips.h: Move variable declarations to end of file and
1304 enclose them all in #ifndef USED_FOR_TARGET.
1305 * config/mips/mips.c: Reorder functions into more logical groups,
1306 and so that callees appear before callers. Put the targetm
1307 initializer at the end of the file. Remove forward static
1308 declarations where possible.
1309 (mips_init_builtins): Add "static" to definition.
1310 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1312 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1314 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1315 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1316 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1317 (mips_set_mips16_mode): Initialize min_anchor_offset and
1318 max_anchor_offset directly to constants.
1320 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1322 * config/mips/mips.c: Delete trailing whitespace.
1324 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1326 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1327 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1329 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1330 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1332 2007-10-18 David Daney <ddaney@avtrex.com>
1334 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1335 reg_offset variable to calculate register locations.
1337 2007-10-18 Richard Guenther <rguenther@suse.de>
1339 * tree-ssa.c (uid_ssaname_map_eq): New function.
1340 (uid_ssaname_map_has): Likewise.
1341 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1342 * tree-flow.h (struct gimple_df): Make default_defs a
1344 * tree-dfa.c (gimple_default_def): Deal with it.
1345 (set_default_def): Likewise.
1347 2007-10-18 Richard Guenther <rguenther@suse.de>
1349 * tree-flow.h (struct gimple_df): Make referenced_vars
1351 (uid_decl_map_eq): Declare.
1352 (uid_decl_map_hash): Likewise.
1353 * tree-ssa.c (uid_decl_map_eq): New function.
1354 (uid_decl_map_hash): Likewise.
1355 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1356 * tree-flow-inline.h (first_referenced_var): Deal with
1357 the referenced_vars representation change.
1358 (next_referenced_var): Likewise.
1359 * tree-dfa.c (referenced_var_lookup): Likewise.
1360 (referenced_var_check_and_insert): Likewise.
1361 (remove_referenced_var): Likewise.
1363 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1365 * config/mips/mips.c (mips_dwarf_register_span): New.
1366 (TARGET_DWARF_REGISTER_SPAN): Define.
1368 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1370 * config.gcc : update score-*-elf(extra_objs).
1371 * config/score/mac.md : Remove.
1372 * config/score/misc.md : Remove.
1373 * config/score/score7.md : Remove.
1374 * config/score/score-mdaux.h : Remove.
1375 * config/score/score-mdaux.c : Remove.
1376 * config/score/score-version.h : Remove.
1377 * config/score/score-generic.md : New.
1378 * config/score/score3.h : New.
1379 * config/score/score3.c : New.
1380 * config/score/score7.h : New.
1381 * config/score/score7.c : New.
1382 * config/score/mul-div.S : add flush_cache score3 support.
1383 * config/score/elf.h : Fix some typos.
1384 * config/score/score.md : merge score3 and score7 pattern.
1385 * config/score/score.c : use to seperate which target it used.
1386 * config/score/score.h : use to seperate the target macro.
1387 * config/score/score.opt : remove -mmac option , add -mscore3,
1388 -mscore3d and -march OPTION support.
1390 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1392 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1393 that the offset of a variable is not greater than the size
1396 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1398 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1399 atmega88p, atmega168p and atmega328p devices.
1400 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1401 (CRT_BINUTILS_SPECS): (Ditto.).
1402 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1404 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1406 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1408 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1409 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1410 (print_insn): Move declaration to ...
1411 * rtl.h (print_insn): ... here.
1413 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1415 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1416 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1417 m68k_sched_branch_type): Move declarations to ...
1418 * config/m68/m68k-protos.h: ... here.
1420 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1422 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1424 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1426 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1427 * config/avr/avr.h (LINK_SPEC): Likewise.
1428 (CRT_BINUTILS_SPECS): Likewsie.
1429 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1431 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1433 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1434 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1435 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1437 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1440 * reg-stack.c (move_for_stack_reg): Swap input argument of
1441 UNSPEC_TAN insn to the top of the stack.
1443 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1447 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1448 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1449 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1450 immediate shift value.
1451 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1452 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1453 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1454 Remove macros for !__OPTIMIZE__ case.
1456 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1458 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1460 (perform_var_substitution): Only DFS from real nodes. Don't test
1462 (unite_pointer_equivalences): Fix broken test.
1464 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1466 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1467 altivec sp_offset. Rearrange sp_offset assignments to
1468 correspond to stack adjustments. Use frame_reg_rtx for
1469 SPE register restores. Correct SPE stack adjustment.
1471 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1473 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1474 * toplev.c (check_global_declaration_1): Use appropriate warning
1475 option instead of unnamed warning.
1476 * stor-layout.c (layout_decl): Likewise.
1477 * c-typeck.c (build_conditional_expr): Likewise.
1478 (build_compound_expr): Fix wrong comment.
1479 (build_binary_op): Use appropriate warning option instead of
1481 * cfgexpand.c (tree_expand_cfg): Likewise.
1482 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1483 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1484 (execute_warn_function_return): Likewise.
1485 * stmt.c (warn_if_unused_value): Likewise.
1487 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1489 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1490 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1492 (CRT_BINUTILS_SPECS): Likewsie.
1493 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1495 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1498 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1500 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1502 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1503 (fini_dce): Only release them for the fast pass.
1504 (end_ud_dce): Delete.
1505 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1506 Call fini_dce instead of end_ud_dce.
1507 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1508 (run_fast_df_dce): Reset df_in_progress to false on exit.
1510 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1511 Maxim Kuvyrkov <maxim@codesourcery.com>
1513 * target.h (unspec_may_trap_p): New target hook.
1514 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1515 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1517 * targhooks.h (default_unspec_may_trap_p): Declare it.
1518 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1519 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1520 * rtl.h (may_trap_p_1): Declare.
1522 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1523 override default hook implementation.
1524 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1527 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1529 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1530 options enabled by Wextra and mention Wuninitialized.
1532 2007-10-15 Nigel Stephens <nigel@mips.com>
1534 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1536 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1538 PR tree-optimization/33136
1539 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1541 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1543 PR tree-optimization/33735
1544 PR tree-optimization/33572
1545 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1546 2007-10-09's change.
1547 * except.c (duplicate_eh_regions): Don't look for prev_try
1548 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1550 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1553 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1554 __builtin_va_arg_pack-containing call stmt.
1556 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1558 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1561 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1563 PR tree-optimization/33619
1564 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1567 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1569 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1571 2007-10-15 Richard Guenther <rguenther@suse.de>
1573 * fold-const.c (extract_array_ref): Remove.
1574 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1575 generic address expression comparison folding. Remove
1576 the folding that used extract_array_ref.
1578 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1581 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1582 speculation type of insn can be changed before trying to do that.
1584 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1586 * dse.c (struct insn_info): Add 'frame_read' field.
1587 (scan_insn): For the call to a const function, set frame_read if
1588 reload has been run.
1589 If the insn reads the frame, kill the frame related stores.
1590 (scan_reads_nospill): Likewise.
1592 2007-10-14 Jason Merrill <jason@redhat.com>
1594 * tree-eh.c (optimize_double_finally): Don't assume that the
1595 cleanup we're duplicating is only one statement.
1597 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1599 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1600 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1601 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1602 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1603 tree-vect-transform.c: Fix comment typos.
1604 * doc/extend.texi: Fix a typo.
1606 * c-common.h: Remove the prototype for c_expand_body.
1607 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1608 * tree.h: Remove the prototype for fold_build_call_expr.
1610 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1612 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1614 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1616 * config/rs6000/aix53.h: New file.
1617 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1618 (TARGET_ALTIVEC_ABI): Same.
1619 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1620 (TARGET_ALTIVEC_ABI): Delete.
1621 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1622 stanza defaulting to aix5.3.
1624 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1626 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1627 (strmov): Use defined constants.
1628 (cmpstrnsi): Likewise.
1629 * config/i386/i386.c (decide_alg): Use defined constants.
1630 (ix86_expand_strlen): Likewise.
1632 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1634 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1635 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1636 (mode_for_reg_attrs, var_lowpart): New functions.
1637 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1638 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1639 or copy is known, set LOC to the SET that performs the set, instead
1641 (find_src_status, find_src_set_src): Remove LOC parameter.
1642 Replace INSN with the source value.
1643 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1644 handling MO_SET and MO_COPY. Update the calls to find_src_status
1645 and find_src_set_src.
1647 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1650 * config/i386/i386.md (strmov): Check for esi and edi usage.
1651 * config/i386/i386.c (decide_alg): Check whether we can use a
1652 rep prefix and adjust algorithm choice accordingly.
1653 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1655 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1657 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1659 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1661 * global.c (build_insn_chain): Formatting fixes.
1663 2007-10-12 Richard Guenther <rguenther@suse.de>
1665 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1666 combining both operands require either both have single uses
1667 or combining to a constant.
1669 2007-10-12 Richard Guenther <rguenther@suse.de>
1672 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1673 a rhs with side-effects or which is a load.
1674 (forward_propagate_into_cond): Also try combining both operands.
1676 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1678 PR tree-optimization/33742
1679 * tree-vect-transform.c (vectorizable_operation): Return false
1680 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1681 (vectorizable_call): Same for rhs_type and lhs_type.
1683 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1685 PR tree-optimization/33645
1686 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1687 pass it to walk_tree.
1688 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1689 When calling set_is_used on a VAR_DECL, if data is not NULL and
1690 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1691 DECL_INITIAL after clearing the bit in bitmap.
1692 (remove_unused_locals): Adjust mark_all_vars_used callers.
1693 Instead of removing unused global vars from unexpanded_var_list
1694 immediately record them in bitmap, call mark_all_vars_used on
1695 all used global vars from unexpanded_var_list and only purge
1696 global vars that weren't found used even during that step.
1698 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1700 * gthr-posix.h (__gthread_active_init): Create detached instead of
1701 joinable thread when testing whether threads are active on hppa-hpux.
1702 * gthr-posix95.h (__gthread_active_init): Likewise.
1704 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1707 * global.c (build_insn_chain): Include insn that occur between
1710 2007-10-11 Tom Tromey <tromey@redhat.com>
1712 * gengtype-yacc.y: Delete.
1714 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1717 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1718 function_value_32, function_value_64, function_value_ms_64,
1719 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1720 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1723 2007-10-11 Richard Guenther <rguenther@suse.de>
1725 * gcse.c (hash_scan_set): If the next nonnote insn is in
1726 a different basic block insert the set.
1728 2007-10-11 Richard Guenther <rguenther@suse.de>
1731 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1732 (verify_gimple_expr): Use it to verify pointer-to types for
1735 2007-10-11 Richard Guenther <rguenther@suse.de>
1738 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1739 the array element type.
1741 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1743 PR rtl-optimization/33638
1744 * dse.c (struct insn_info): Remove 'stack_read' field,
1745 add 'stack_pointer_based' field.
1746 (record_store): For a store with non-constant base, record
1747 whether it is stack pointer based.
1748 (scan_insn): For the call to a const function, remove stack
1749 pointer based stores from the list of local active stores.
1750 (scan_reads_nospill): Delete code dealing with const functions.
1752 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1754 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1756 (conflict_p, set_conflict, set_conflicts): Likewise.
1757 * global.c (global_alloc): Likewise.
1758 * ra.h: Update prototypes.
1760 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1762 * opth-gen.awk: Fixed generation of comment stating the origin
1765 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1768 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1769 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1770 and '%}', respectively.
1773 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1774 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1775 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1777 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1781 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1782 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1783 syntax for ASSEMBLER_DIALECT.
1784 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1786 2007-10-10 Revital Eres <eres@il.ibm.com>
1788 * modulo-sched.c (check_nodes_order): Dump the final order of
1790 (get_sched_window): Add dump info.
1791 (calculate_order_params): Dump order params of the nodes.
1793 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1796 * ra-conflict.c (record_one_conflict_between_regnos,
1797 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1798 (global_conflicts): Enhanced incorrect check.
1800 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1802 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1803 if flag_exceptions is not set.
1804 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1805 assemble_name rather than incorrectly emulating it.
1807 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1808 friends are removed from G++.
1810 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1812 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1813 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1814 enabling them is redundant. Don't check two times for
1817 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1819 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1821 (set_conflicts_for_earlyclobber): Likewise.
1822 (global_conflicts): Likewise.
1824 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1826 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1827 and '%}', respectively.
1829 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1831 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1832 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1834 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1837 2007-10-09 Richard Guenther <rguenther@suse.de>
1840 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1841 of referenced structure and component.
1843 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1846 * ra-conflict.c (record_one_conflict_between_regnos,
1847 set_conflicts_for_earlyclobber, global_conflicts): Improved
1849 (global_conflicts): Removed incorrect check.
1851 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1853 PR tree-optimization/33615
1854 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1855 if the statement might throw. Fix formatting.
1857 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1859 PR tree-optimization/33615
1860 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1861 if the rhs might throw.
1863 2007-10-09 Jan Hubicka <jh@suse.cz>
1865 * invoke.texi (align-threshold, align-loop-iterations): Document.
1866 * final.c: Include cfgloop.h, params.h
1867 (compute_alignments): Dump decisions and compare them with loop
1868 structure; honor given parameters.
1869 (pass_compute_alignments): New dump file.
1870 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1871 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1873 2007-10-09 James E. Wilson <wilson@specifix.com>
1875 PR tree-optimization/33655
1877 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1878 convert it to bitsizetype before size_binop call.
1880 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1882 PR tree-optimization/33572
1883 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1884 the absence of a corresponding edge from the exit block.
1886 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1889 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1891 (sra_build_assignment): Likewise. Set up mask depending on
1892 precision, not type.
1893 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1894 computing bit masks.
1895 (sra_build_elt_assignment): Don't view-convert from signed to
1897 (sra_explode_bitfield_assignment): Use bit-field type if
1898 possible. Use BYTES_BIG_ENDIAN.
1900 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1903 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1904 the original stmt can throw.
1905 (sra_build_bf_assignment): Fix type mismatch when applying negated
1908 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1910 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1911 '#pragma mark' to be executed at preprocessing time.
1913 2007-10-08 Ollie Wild <aaw@google.com>
1915 * varasm.c (compare_constant): Removed call to
1916 lang_hooks.expand_constant.
1917 (copy_constants): Removed call to lang_hooks.expand_constant.
1918 (compute_reloc_for_constant): Removed call to
1919 lang_hooks.expand_constant.
1920 (output_addressed_constants): Removed call to
1921 lang_hooks.expand_constant.
1922 (constructor_static_from_elts_p): Removed call to
1923 lang_hooks.expand_constant.
1924 (output_constant): Removed calls to lang_hooks.expand_constant.
1925 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1926 * langhooks-def.h (lhd_return_tree): Removed.
1927 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1928 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1929 * langhooks.c (lhd_return_tree): Removed.
1931 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1933 * combine.c (setup_incoming_promotions): Ensure that
1934 arguments that have not undergone mode promotions do not
1935 incorrectly get marked as being sign- or zero-extended.
1937 2007-10-08 Richard Guenther <rguenther@suse.de>
1942 * fold-const.c (fold_binary): Use correct types in folding
1943 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1944 and building of RROTATE_EXPR.
1946 2007-10-08 Richard Guenther <rguenther@suse.de>
1951 * fold-const.c (fold_binary): Use the correct types when
1952 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1953 (fold_binary): Use the correct types when folding
1954 (-A) - B to (-B) - A.
1955 (fold_unary): Use the correct types when folding ~(X).
1957 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1959 * doc/invoke.texi (Wall): fix formatting issues.
1961 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1963 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1964 truncated shift counts.
1966 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1968 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1969 syntax for ASSEMBLER_DIALECT.
1970 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1972 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1973 Nathan Froyd <froydnj@codesourcery.com>
1975 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1976 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1978 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1981 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1983 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1984 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1985 the function, temporarily point the debug interface to the null one.
1987 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1989 PR tree-optimization/33655
1991 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1994 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1996 PR tree-optimization/33572
1997 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1998 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1999 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2001 (copy_edges_for_bb): Handle nonlocal label edges.
2002 (make_nonlocal_label_edges): Deleted.
2003 (optimize_inline_calls): Don't call it.
2005 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2007 * gthr-single.h: Revert last change.
2009 2007-10-05 Michael Matz <matz@suse.de>
2012 * lower-subreg.c (decompose_multiword_subregs): Use
2013 validate_unshare_change().
2015 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2017 * ra-conflict.c: Include "sparseset.h".
2018 (conflicts): Change to HOST_WIDEST_FAST_INT.
2019 (allocnos_live): Redefine variable as a sparseset.
2020 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2022 (allocno_row_words): Removed global variable.
2023 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2024 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2025 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2026 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2028 (record_one_conflict): Update uses of allocnos_live to use
2029 the sparseset routines. Use set_conflicts_p.
2030 (mark_reg_store): Likewise.
2031 (set_reg_in_live): Likewise.
2032 (global_conflicts): Update uses of allocnos_live.
2033 Use the new adjacency list to visit an allocno's neighbors
2034 rather than iterating over all possible allocnos.
2035 Call set_conflicts_p to setup conflicts rather than adding
2037 * global.c: Comments updated.
2038 (CONFLICTP): Delete define.
2039 (regno_compare): New function. Add prototype.
2040 (global_alloc): Sort the allocno to regno mapping according to
2041 which basic blocks the regnos are referenced in. Modify the
2042 conflict bit matrix to a compressed triangular bitmatrix.
2043 Only allocate the conflict bit matrix and adjacency lists if
2044 we are actually going to allocate something.
2045 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2046 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2047 allocno's neighbors rather than iterating over all possible allocnos.
2048 (mirror_conflicts): Removed function.
2049 (dump_conflicts): Iterate over regnos rather than allocnos so
2050 that all dump output will be sorted by regno number.
2051 Use the FOR_EACH_CONFLICT macro.
2052 * ra.h: Comments updated.
2053 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2054 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2056 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2057 (adjacency_list_d, adjacency_iterator_d): New types.
2058 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2059 adjacency_iter_next, regno_basic_block): New static inline functions.
2060 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2061 (conflict_p): Add function prototype.
2062 * sparseset.h, sparseset.c: New files.
2063 * Makefile.in (OBJS-common): Add sparseset.o.
2064 (sparseset.o): New rule.
2066 2007-10-05 Richard Guenther <rguenther@suse.de>
2069 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2072 2007-10-05 Michael Matz <matz@suse.de>
2075 * function.c (match_asm_constraints_1): Check for input
2076 being used in the outputs.
2078 2007-10-05 Richard Guenther <rguenther@suse.de>
2080 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2082 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2085 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2086 subset checks. Make the cost of FPR -> FPR moves depend on
2087 mips_mode_ok_for_mov_fmt_p.
2089 2007-10-04 Doug Kwan <dougkwan@google.com>
2091 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2092 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2093 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2094 support of conditional variables.
2095 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2096 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2097 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2098 support of conditional variables.
2099 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2100 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2101 conditional variables.
2102 * gthr.h: Update comments to document new interface.
2104 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2106 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2109 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2111 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2113 2007-10-04 Richard Guenther <rguenther@suse.de>
2116 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2117 does not need to be of INTEGER_TYPE.
2118 (verify_gimple_2): New function split out from ...
2119 (verify_gimple_1): ... here. ICE if there was an error during
2122 2007-10-04 Michael Matz <matz@suse.de>
2124 PR rtl-optimization/33653
2125 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2126 * dse.c (scan_insn): Same.
2128 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2130 * config.gcc: Remove USE_GAS for m68k targets.
2132 2007-10-04 Richard Guenther <rguenther@suse.de>
2134 PR tree-optimization/33627
2135 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2136 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2138 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2139 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2141 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2143 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2144 commands_in_epilogues): Remove variables.
2145 (avr_file_start): Remove unneded initializations of commands_in_file,
2146 commands_in_prologues and commands_in_epilogues variables.
2147 (avr_file_end): Remove dead code.
2149 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2151 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2152 MOTOROLA is to true.
2154 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2157 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2158 (mips_split_doubleword_move): ...this.
2159 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2160 use natural endianness for multi-format FPR values.
2161 (mips_split_64bit_move): Rename to...
2162 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2163 Use move_doubleword_fpr* patterns for moves involving FPRs.
2164 (mips_save_reg): Update the call to mips_split_64bit_move.
2165 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2166 nonzero constant into an FPR if the constant can be forced to memory.
2167 * config/mips/mips.md: Update the splitter calls to
2168 mips_split_64bit_move.
2169 (UNSPEC_LOAD_DF_LOW): Rename to...
2170 (UNSPEC_LOAD_LOW): ...this.
2171 (UNSPEC_LOAD_DF_HIGH): Rename to...
2172 (UNSPEC_LOAD_HIGH): ...this.
2173 (UNSPEC_STORE_DF_HIGH): Rename to...
2174 (UNSPEC_STORE_WORD): ...this.
2175 (SPLITF): New mode iterator.
2176 (HALFMODE): New mode attribute.
2177 (movtf): New expander.
2178 (*movtf_internal): New define_insn_and_split.
2179 (move_doubleword_fpr<mode>): New expander.
2180 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2182 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2183 (mfhc1<mode>): ...these more general patterns.
2185 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2187 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2189 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2191 * gcse.c (hash_scan_set): Insert set in insn before note at
2192 the end of basic block.
2194 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2196 PR tree-optimization/33576
2197 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2198 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2199 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2200 (remove_iv): Declared.
2201 * lambda-code.c (remove_iv): Not static.
2202 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2203 Don't remove ivs there, save ivs in the buffer.
2205 2007-10-03 Jason Merrill <jason@redhat.com>
2208 * tree-eh.c (same_handler_p): New fn.
2209 (optimize_double_finally): New fn.
2210 (refactor_eh_r): New fn.
2211 (refactor_eh): New fn.
2212 (pass_refactor_eh): New pass.
2213 * tree-pass.h: Declare it.
2214 * passes.c (init_optimization_passes): Add it.
2216 2007-10-03 Doug Kwan <dougkwan@google.com>
2217 Richard Guenther <rguenther@suse.de>
2220 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2221 be conservative instead.
2223 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2226 * doc/invoke.texi (-fwhole-program): Document that Fortran
2227 doesn't support this option.
2229 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2232 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2235 2007-10-02 David Daney <ddaney@avtrex.com>
2237 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2238 against constant zero.
2239 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2242 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2244 * ra-conflict.c: New file.
2246 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2247 usage to DF_LIVE usage.
2248 (reload): Remove reference to df_get_live_top.
2249 * rtlanal.c (subreg_nregs_with_regno): New function.
2250 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2251 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2252 (df_has_eh_preds): Removed.
2253 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2254 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2256 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2257 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2258 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2259 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2260 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2261 (global_alloc): Turn off rescanning insns after call to
2262 global_conflicts and added call to set_preferences.
2263 (global_conflicts): Moved to ra-alloc.c.
2264 (set_preferences_1, set_preferences): New function.
2265 (mirror_conflicts): Changed types for various variables.
2266 (mark_elimination): Change DF_RA_LIVE
2267 usage to DF_LIVE usage.
2268 (build_insn_chain): Rewritten from scratch and made local.
2269 (print_insn_chain, print_insn_chains): New functions.
2270 (dump_conflicts): Do not print conflicts for fixed_regs.
2271 (rest_of_handle_global_alloc): Turn off insn rescanning.
2272 * hard-reg-set.h: Fixed comment.
2273 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2274 usage to DF_LIVE usage and delete refs to TOP sets.
2275 (block_alloc): Mark regs as live if they are in the artificial
2276 defs at top of block.
2277 (find_stack_regs): New function.
2278 (rest_of_handle_local_alloc): Changed urec problem to live
2279 problem and do not turn off df rescanning.
2280 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2281 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2282 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2283 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2284 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2285 fields in df_ref_flags. The rest have been renumbered.
2286 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2288 * rtl.h (subreg_nregs_with_regno): New function.
2289 * df-problems.c: (df_get_live_out, df_get_live_in,
2290 df_get_live_top): Removed reference to DF_RA_LIVE.
2291 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2292 df_live_alloc, df_live_reset, df_live_local_finalize,
2293 df_live_free): Make top set only if different from in set.
2294 (df_lr_top_dump, df_live_top_dump): Only print top set if
2295 different from in set.
2296 (df_lr_bb_local_compute): Removed unnecessary check.
2297 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2298 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2299 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2300 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2301 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2302 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2303 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2304 df_urec_add_problem): Removed.
2305 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2307 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2308 * basic_block.h (bb_has_abnormal_pred): New function.
2309 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2310 usage to DF_LIVE usage.
2312 2007-10-02 Revital Eres <eres@il.ibm.com>
2314 * config/rs6000/predicates.md (easy_vector_constant): Return false
2315 for 750CL paired vectors.
2316 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2318 (vec_initv2sf): Add new description.
2319 (vconcatsf): Likewise.
2320 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2321 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2323 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2325 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2326 sinking the last stmt in a BB.
2328 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2331 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2332 (sra_hash_tree): Handle BIT_FIELD_REFs.
2333 (sra_elt_hash): Don't hash bitfld blocks.
2334 (sra_elt_eq): Skip them in parent compares as well. Handle
2336 (build_element_name_1): Handle BIT_FIELD_REFs.
2337 (instantiate_element): Propagate nowarn from parents. Create
2338 BIT_FIELD_REF for variables that are widened by scalarization.
2339 Gimple-zero-initialize all bit-field variables that are not
2340 part of parameters that are going to be scalarized on entry.
2341 (instantiate_missing_elements_1): Return the sra_elt.
2342 (canon_type_for_field): New.
2343 (try_instantiate_multiple_fields): New. Infer widest possible
2344 access mode from decl or member type, but clip it at word
2345 size, and only widen it if a field crosses an alignment
2347 (instantiate_missing_elements): Use them.
2348 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2349 (scalar_bitfield_p): New.
2350 (sra_build_assignment): Optimize assignments from scalarizable
2351 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2354 (sra_build_bf_assignment): New. Optimize assignments to
2355 scalarizable BIT_FIELD_REFs.
2356 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2357 assignments to full variables.
2358 (generate_copy_inout): Use the new macros and functions.
2359 (generate_element_copy): Likewise. Handle bitfld differences.
2360 (generate_element_zero): Don't recurse for blocks. Use
2361 sra_build_elt_assignment.
2362 (generate_one_element_init): Take elt instead of var. Use
2363 sra_build_elt_assignment.
2364 (generate_element_init_1): Adjust.
2365 (bitfield_overlap_info): New struct.
2366 (bitfield_overlaps_p): New.
2367 (sra_explode_bitfield_assignment): New. Adjust widened
2368 variables to account for endianness.
2369 (sra_sync_for_bitfield_assignment): New.
2370 (scalarize_use): Re-expand assignment to/from scalarized
2371 BIT_FIELD_REFs. Explode or sync needed members for
2372 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2373 (scalarize_copy): Use REPLDUP.
2374 (scalarize_ldst): Move assert before dereference. Adjust EH
2376 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2378 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2380 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2381 Rename CR_* constants to CMP_*. Fix spacing.
2383 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2386 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2387 to be processed with the special script doc/install.texi2html.
2389 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2391 * doc/invoke.texi (Wall): List the options enabled by Wall.
2392 (Wstrict-aliasing): Add missing @option.
2394 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2396 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2397 rather than gen_lowpart to change a register from DImode to DFmode.
2398 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2399 both FROM and TO are integer modes that are no bigger than 4 bytes.
2400 (mips_mode_ok_for_mov_fmt_p): New function.
2401 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2402 (mips_secondary_reload_class): Tweak formatting and comments.
2403 Use reg_class_subset_p instead of direct comparisons with
2404 classes. Only allow direct FPR<->FPR moves for modes that
2405 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2406 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2407 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2408 (*movdi_64bit): Likewise.
2409 (*movsi_internal): Likewise.
2410 (*movhi_internal): Likewise.
2411 (*movqi_internal): Likewise.
2413 2007-09-30 Diego Novillo <dnovillo@google.com>
2416 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2419 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2421 PR tree-optimization/33597
2422 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2423 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2425 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2428 instead of variants of (!reload_in_progress && !reload_completed).
2429 (x86_expand_vector_move): Ditto.
2431 2007-09-28 Ollie Wild <aaw@google.com>
2434 2007-09-27 Ollie Wild <aaw@google.com>
2436 * varasm.c (compare_constant): Removed call to
2437 lang_hooks.expand_constant.
2438 (copy_constants): Removed call to lang_hooks.expand_constant.
2439 (compute_reloc_for_constant): Removed call to
2440 lang_hooks.expand_constant.
2441 (output_addressed_constants): Removed call to
2442 lang_hooks.expand_constant.
2443 (constructor_static_from_elts_p): Removed call to
2444 lang_hooks.expand_constant.
2445 (output_constant): Removed calls to lang_hooks.expand_constant.
2446 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2447 * langhooks-def.h (lhd_return_tree): Removed.
2448 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2449 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2450 * langhooks.c (lhd_return_tree): Removed.
2452 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2455 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2456 argument to gen_selb.
2458 2007-09-28 Chao-ying Fu <fu@mips.com>
2460 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2461 * doc/libgcc.texi (Fixed-point fractional library routines):
2462 Fix typos for neg and cmp functions.
2464 2007-09-28 Michael Matz <matz@suse.de>
2466 PR rtl-optimization/33552
2467 * function.c (match_asm_constraints_1): Check for overlap in
2468 inputs and replace all occurences.
2470 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2472 * config/mips/mips.c (override_options): Fix comment typo.
2474 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2476 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2477 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2478 * config/bfin/t-bfin-linux (crti.o): Don't build.
2480 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2481 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2483 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2485 2007-09-27 Ollie Wild <aaw@google.com>
2487 * varasm.c (compare_constant): Removed call to
2488 lang_hooks.expand_constant.
2489 (copy_constants): Removed call to lang_hooks.expand_constant.
2490 (compute_reloc_for_constant): Removed call to
2491 lang_hooks.expand_constant.
2492 (output_addressed_constants): Removed call to
2493 lang_hooks.expand_constant.
2494 (constructor_static_from_elts_p): Removed call to
2495 lang_hooks.expand_constant.
2496 (output_constant): Removed calls to lang_hooks.expand_constant.
2497 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2498 * langhooks-def.h (lhd_return_tree): Removed.
2499 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2500 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2501 * langhooks.c (lhd_return_tree): Removed.
2503 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2506 * expr.c (emit_group_load_1): Split constant double when destination
2507 length is half source length.
2509 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2511 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2512 (mips_cpu_info): Add tune_flags.
2513 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2514 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2516 (override_options): Remove deprecation code. Use branch-likely
2517 instructions for optimize_size or if the tuning flags do not
2518 suggest otherwise. Tweak warning.
2519 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2521 2007-09-27 Matthias Klose <doko@ubuntu.com>
2523 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2524 multilib osdirname if it exists.
2525 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2527 2007-09-27 Ian Lance Taylor <iant@google.com>
2529 PR tree-optimization/33565
2530 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2531 assignments of comparisons.
2532 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2533 parameter. Change caller. Defer overflow warnings around call to
2535 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2536 TREE_NO_WARNING is set on the statement.
2537 * tree-ssa-forwprop.c
2538 (tree_ssa_forward_propagate_single_use_vars): Don't test
2539 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2540 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2542 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2544 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2545 reduce offset by units of 0x10000 for SPE vector modes or modes
2546 used with E500 double instructions.
2548 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2550 * simplify-rtx.c (comparison_result): New.
2551 (simplify_const_relational_operation): Use it instead of the five
2552 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2553 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2554 optimizations. Extract nonzero_address_p optimizations into a
2555 separate "if" together with optimizations where op1 is const0_rtx.
2556 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2557 floating-point arguments too when appropriate. Hoist test for ABS
2558 outside the final switch statement.
2559 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2560 folded_arg0 if we found a constant equivalent. Remove
2561 transformations done in simplify-rtx.c for "op0 RELOP op0".
2563 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2565 * builtins.c (expand_builtin, expand_builtin_object_size,
2566 expand_builtin_memory_chk, maybe_emit_chk_warning,
2567 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2569 * expr.c (expand_expr_real_1): Likewise.
2570 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2571 (lhd_print_error_function): Add third argument.
2572 * langhooks.h (struct diagnostic_info): Add forward decl.
2573 (struct lang_hooks): Add third argument to print_error_function.
2574 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2575 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2577 (diagnostic_report_current_function): Likewise.
2578 * toplev.c (announce_function): Pass NULL as second argument to
2579 diagnostic_set_last_function.
2580 * diagnostic.c (diagnostic_report_current_function): Add second
2581 argument, pass it as third argument to lang_hooks.print_error_function.
2582 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2583 to diagnostic_report_current_function.
2584 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2585 and message.abstract_origin.
2586 (verbatim): Initialize abstract_origin.
2587 * pretty-print.h (text_info): Add abstract_origin field.
2588 * pretty-print.c (pp_base_format): Handle %K.
2589 * langhooks.c (lhd_print_error_function): Add third argument. If
2590 diagnostic->abstract_origin, print virtual backtrace.
2591 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2592 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2593 (init_dynamic_diag_info): Likewise.
2595 2007-09-26 David Daney <ddaney@avtrex.com>
2598 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2599 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2600 sync_old_nand<mode>, sync_new_nand<mode>,
2601 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2602 Update length attributes.
2603 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2604 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2606 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2607 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2608 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2611 2007-09-26 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/33563
2614 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2615 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2617 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2618 get_use_of_stmt_lhs.
2620 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2623 * c-common.c (complete_array_type): Diagnose too-large arrays and
2624 set type to error_mark_node.
2626 2007-09-26 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/30375
2629 PR tree-optimization/33560
2630 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2634 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2636 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2637 (dse_global_data): Add aggregate_vardecl field.
2638 (dse_possible_dead_store_p): New.
2639 Add prev_defvar variable.
2640 Allow immediate uses and previous immediate uses to differ
2641 if they are setting different parts of the whole.
2642 (get_aggregate_vardecl): New.
2643 (dse_record_partial_aggregate_store): New.
2644 (dse_whole_aggregate_clobbered_p): New.
2645 (dse_partial_kill_p): New.
2646 Call dse_maybe_record_aggregate_store().
2647 When checking whether a STMT and its USE_STMT refer to the
2648 same memory address, check also for partial kills that clobber
2650 Move some variable definitions to the block where they are used.
2651 (aggregate_vardecl_hash): New.
2652 (aggregate_vardecl_eq): New.
2653 (aggregate_vardecl_free): New.
2654 (aggregate_whole_store_p): New.
2655 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2656 Mark which aggregate stores we care about.
2658 2007-09-25 DJ Delorie <dj@redhat.com>
2661 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2664 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2667 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2668 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2669 for vector int32 -> int64 conversions. Don't write beyond the end
2670 of the allocated vector for int32 -> int64 conversions.
2672 2007-09-25 Revital Eres <eres@il.ibm.com>
2674 * config/rs6000/paired.h (paired_sel): New.
2675 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2676 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2677 when expanding selv2sf.
2678 * config/rs6000/rs6000.h (rs6000_builtins): Add
2679 PAIRED_BUILTIN_SELV2SF4.
2681 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2684 * c-typeck.c (default_conversion): Call require_complete_type
2685 before perform_integral_promotions.
2686 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2687 (build_c_cast): Call require_complete_type except for casts to
2689 (convert_for_assignment): Call require_complete_type.
2691 2007-09-25 Revital Eres <eres@il.ibm.com>
2693 * config/spu/spu.md: Fix doloop pattern.
2695 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.c (expand_prologue_reg_save,
2698 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2699 and ASTAT moved here...
2700 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2701 ... from here. New argument ALL; callers changed.
2702 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2703 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2704 have the "saveall" attribute.
2706 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2708 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2710 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2711 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2712 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2714 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2715 with REG_P tests before REGNO access.
2717 2007-09-24 DJ Delorie <dj@redhat.com>
2720 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2722 (movqicc_<code>_<mode>): Likewise.
2723 (movhicc_<code>_<mode>): Likewise.
2725 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2728 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2729 register for reload.
2731 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2734 * config/i386/i386.c (ix86_comp_type_attributes): Check
2737 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2739 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2740 "move.l %a4,%a4" to produce nops.
2741 * config/m68k/m68k.c (override_options): Reset align options,
2742 if neccessary align macro isn't avaible.
2744 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2746 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2748 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2750 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2752 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2753 reload is completed.
2754 (peephole pattern): Convert most of them to RTL peephole pattern.
2756 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2758 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2759 (moved from fp compare patterns).
2760 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2761 Cleanup predicates to relieve reload.
2762 (conditional_trap): Reject conditional trap with fp condition.
2763 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2764 certain constants early.
2766 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2768 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2770 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2772 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2773 Allow --with-tune=cell and --with-cpu=cell.
2775 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2777 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2778 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2780 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2782 (TARGET_BUILTIN_RECIPROCAL): Use it.
2783 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2784 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2785 (rs6000_emit_swrsqrtsf): New.
2786 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2788 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2789 (divsf3): Remove swdiv support.
2792 (rsqrt_internal1): New.
2793 (divdf3): Remove swdiv support.
2796 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2799 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2801 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2802 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2803 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2804 lang_hooks.type.type_hash_eq in addition to generic tests.
2806 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2807 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2809 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2810 reflect the cost per call to a target specific builtin.
2811 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2812 call to a target specific builtin, then use target_builtin_call_cost.
2813 (init_inline_once): Initialize target_builtin_call_cost field.
2815 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2818 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2821 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2823 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2824 * configure: Regenerated.
2826 2007-09-23 Ollie Wild <aaw@google.com>
2828 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2830 (get_pointer_modulus_and_residue): New function.
2832 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2834 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2835 combine an SC return value into a single register.
2837 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2839 * opth-gen.awk (target_flags_explicit): Declare.
2840 * toplev.h (target_flags_explicit): Delete declaration.
2841 * toplev.c (target_flags): Likewise.
2842 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2843 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2844 Never return true for TARGET_MIPS16.
2845 * config/mips/mips.c (mips_llsc): Delete.
2846 (mips_handle_option): Remove -mllsc handling.
2847 (mips_strip_unspec_address): Tweak comment.
2848 * config/mips/mips.opt (mllsc): Use a target mask.
2850 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2852 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2853 word_mode as well as Pmode.
2855 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2857 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2858 parameters from word_mode to the subword type if such a truncation
2861 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2863 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2864 * configure: Regenerated.
2866 2007-09-23 Jan Hubicka <jh@suse.cz>
2868 * params.def (INLINE_CALL_COST): Set to 12.
2869 * invoke.texi (inline-call-cost): Update default value.
2871 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2873 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2875 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2876 Revital Eres <eres@il.ibm.com>
2878 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2879 checks whether the count_reg is found outside the control part.
2881 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2883 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2884 instead of checking CALL_EXPR_FN directly to test for builtins.
2885 If error or warning attributes are present, print
2886 error resp. warning.
2887 * c-common.c (handle_error_attribute): New function.
2888 (c_common_attribute_table): Add error and warning
2890 * doc/extend.texi: Document error and warning attributes.
2892 * tree.h (block_nonartificial_location): New prototype.
2893 * tree.c (block_nonartificial_location): New function.
2894 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2895 if artificial attribute is present on abstract inline decl.
2896 * c-common.c (handle_artificial_attribute): New function.
2897 (c_common_attribute_table): Add artificial attribute.
2898 * final.c (override_filename, override_linenum): New variables.
2899 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2900 and override_linenum if inside of a block inlined from
2901 __attribute__((__artificial__)) function.
2902 (notice_source_line): Honor override_filename and override_linenum.
2903 * doc/extend.texi: Document __attribute__((__artificial__)).
2904 * config/i386/emmintrin.h: Add __artificial__ attribute to
2905 all __always_inline__ functions.
2906 * config/i386/mmintrin.h: Likewise.
2907 * config/i386/tmmintrin.h: Likewise.
2908 * config/i386/mm3dnow.h: Likewise.
2909 * config/i386/pmmintrin.h: Likewise.
2910 * config/i386/ammintrin.h: Likewise.
2911 * config/i386/xmmintrin.h: Likewise.
2912 * config/i386/smmintrin.h: Likewise.
2913 * config/i386/bmmintrin.h: Likewise.
2914 * config/i386/mmintrin-common.h: Likewise.
2917 * expr.c (expand_constructor): New function.
2918 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2919 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2922 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2924 * config/mips/mips.c (dump_constants_1): Generalize to include
2925 fractional and accumulator modes.
2927 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2929 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2930 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2932 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2933 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2935 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2937 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2939 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2940 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2942 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2943 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2944 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2946 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2948 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2949 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2950 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2952 2007-09-22 Jason Merrill <jason@redhat.com>
2955 * attribs.c (lookup_attribute_spec): Split out...
2956 (decl_attributes): From here.
2957 * tree.h: Declare it.
2959 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2961 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2963 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2965 * tree-inline.c (remap_type_1): Correctly chain variants.
2967 2007-09-22 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/33146
2970 * fold-const.c (fold_binary): Use the original tree
2972 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2973 also changes "sign".
2975 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2978 * except.c (finish_eh_generation): Call commit_edge_insertions if
2979 there are insns queued on the entry edge.
2980 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2983 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2985 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2987 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2989 * gcc/config/i386/i386.c: Delete trailing whitespace.
2990 * gcc/config/i386/i386.h: Ditto.
2991 * gcc/config/i386/bmmintrin.h: Ditto.
2992 * gcc/config/i386/sync.md: Ditto.
2993 * gcc/config/i386/ppro.md: Ditto.
2994 * gcc/config/i386/mmx.md: Ditto.
2995 * gcc/config/i386/constraints.md: Ditto.
2996 * gcc/config/i386/sse.md: Ditto.
2997 * gcc/config/i386/athlon.md: Ditto.
2998 * gcc/config/i386/i386.md: Ditto.
3000 2007-09-21 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/33508
3003 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3004 quadratic loop by keeping a bitmap of variables we have
3005 to clobber all subvariables for.
3006 (set_initial_properties): Likewise.
3008 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3010 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3012 2007-09-20 Nigel Stephens <nigel@mips.com>
3013 Chao-ying Fu <fu@mips.com>
3015 * c-decl.c (finish_declspecs): When _Sat is used without
3016 _Fract or _Accum, set the default type to cts_fract.
3017 This avoids a warning of "type defaults to int".
3019 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3021 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3022 bit-fields wider than one bit.
3024 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3027 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3029 * dbxout.c (dbxout_type): Likewise.
3033 * gimplify.c (gimplify_vla_decl): New function.
3034 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3036 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3038 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3040 * doc/invoke.texi (-minterlink-mips16): Document.
3041 * config/mips/mips.opt (minterlink-mips16): New option.
3042 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3045 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3047 * doc/extend.texi (Attribute Syntax): Remove old speculative
3050 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3052 * combine.c: Include cgraph.h.
3053 (setup_incoming_promotions): Rework to allow more aggressive
3054 elimination of sign extensions when all call sites of the
3055 current function are known to lie within the current unit.
3057 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3059 * dse.c (find_shift_sequence): No-op rework of control flow.
3061 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3063 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3064 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3066 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3068 * cfgexpand.c (dump_stack_var_partition): Use the correct
3069 index for the offset.
3071 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3073 * config/mips/sde.h: Switch to GPLv3.
3075 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3077 * tree-sra.c (decide_block_copy): Decide if there are groups.
3079 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3081 * config/m68k/m68k.c (output_move_himode): Remove jump table
3083 config/m68k/m68k.md (lea): Likewise.
3084 * config/m68k/m68k.c (print_operand_address): Use simple pc
3085 relative addressing.
3087 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3089 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3090 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3092 (asm_insn_count): Pass template as second argument to it.
3093 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3094 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3095 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3096 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3097 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3098 (sh_insn_length_adjustment): Pass template as second argument to it.
3099 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3101 * config/bfin/bfin.md (define_asm_attributes): New.
3103 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3105 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3107 * config/bfin/print-sysroot-suffix.sh: New.
3108 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3109 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3110 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3111 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3112 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3113 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3114 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3115 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3116 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3117 (linux-sysroot-suffix.h): New target.
3118 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3119 (mspecld-anomaly): Likewise.
3120 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3121 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3122 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3123 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3124 (bfin_si_revision): Declare.
3125 (bfin_workarounds): Declare.
3126 (WA_SPECULATIVE_LOADS): Define.
3127 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3128 (WA_SPECULATIVE_SYNCS): Define.
3129 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3130 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3131 (LIB_SPEC): Add %s to the linker scripts.
3132 Use proper linker script for bf522, bf525, bf527,
3133 bf538, bf539, bf542, bf544, bf548, and bf549.
3134 * config/bfin/bfin.c (bfin_si_revision): Define.
3135 (bfin_workarounds): Define.
3136 (struct bfin_cpu): New.
3138 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3139 (override_options): Set bfin_workarounds.
3140 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3141 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3142 ENABLE_WA_SPECULATIVE_LOADS.
3143 (bfin_reorg): Likewise.
3144 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3145 macros for bf522, bf525, bf527, bf538, bf539,
3146 bf542, bf544, bf548, and bf549.
3147 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3148 Don't define __ID_SHARED_LIB__ when -msep-data.
3149 (TARGET_DEFAULT): Define as 0.
3150 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3151 * doc/invoke.texi (Blackfin Options): Document silicon
3152 revision part of -mcpu option and it now accepts bf522, bf525,
3153 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3155 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3157 * alias.c (memory_modified_1): Deconstify.
3158 (memory_modified_in_insn_p): Don't use const_note_stores.
3159 * rtl.h (const_note_stores): Delete.
3160 * rtlanal.c (const_note_stores): Likewise.
3162 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3164 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3167 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3171 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3172 (addsi_small_int): Likewise.
3173 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3174 (one_cmplsi2): Likewise.
3176 (enter_func): Expand insn using hard_frame_pointer_rtx and
3179 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3180 hard_frame_pointer_rtx instead of using REGNO() check.
3181 Properly sign extend GEN_INT() argument.
3183 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3185 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3187 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3188 alternatives with just jcc.
3189 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3190 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3191 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3192 dbge_hi, dbge_si): Likewise.
3194 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3196 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3197 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3198 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3199 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3200 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3202 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3204 * config/m68k/m68k-devices.def (51qe): New device.
3205 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3206 to all uses of FL_FOR_isa_c for compatibility.
3207 (all_microarchs): Add cfv1 microarchitecture.
3208 (m68k_handle_option): Handle m51qe option.
3209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3210 (TUNE_CFV1): New macro.
3211 (enum uarch_type): Add ucfv1.
3212 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3214 2007-09-18 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/31863
3217 * tree-ssa-structalias.c (create_variable_info_for): Always
3218 free the fieldstack.
3220 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3222 * opts.c (decode_options): Enable vectorization under -O3.
3224 2007-09-18 Richard Guenther <rguenther@suse.de>
3226 PR tree-optimization/33340
3227 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3228 SSA_NAMEs that occur in abnormal PHI nodes.
3230 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3233 Don't use const_get_call_expr_in.
3234 * tree-gimple.c (const_get_call_expr_in): Delete.
3235 * tree-gimple.h (const_get_call_expr_in): Likewise.
3237 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3239 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3240 not yet have a basic block.
3241 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3243 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3245 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3246 to both ".section"s.
3248 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3250 * config/mips/mips.c (mips_output_mi_thunk): Use
3251 mips_function_ok_for_sibcall and const_call_insn_operand
3252 to determine if a direct sibcall is allowed. Use
3253 mips_classify_symbol to determine a global pointer is needed.
3255 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3257 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3259 2007-09-17 Chao-ying Fu <fu@mips.com>
3260 Nigel Stephens <nigel@mips.com>
3262 * config/fixed-bit.h: New file.
3263 * config/fixed-bit.c: New file.
3264 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3266 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3268 * c-format.h (format_kind_info): Add alloc_char field.
3269 * c-format.c (scanf_flag_specs): Add 'm'.
3270 (scanf_flag_pairs): Add 'a', 'm' pair.
3271 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3272 (format_types_orig): Add alloc_char fields.
3273 (check_format_info_main): Rename aflag to alloc_flag.
3274 Handle fki->alloc_char. modifier after width and before length
3275 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3276 length modifiers as well.
3277 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3280 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3281 returned by build_call_expr.
3283 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3285 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3286 NULL for variable-sized records too.
3287 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3289 2007-09-17 Tom Tromey <tromey@redhat.com>
3291 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3292 (c_builtin_function): Likewise.
3293 (grokdeclarator): Likewise.
3295 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3297 PR rtl-optimization/26449
3298 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3299 (seq_insns_valid_p): Removed.
3301 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3303 * tree-nomudflap.c (gate_mudflap): New static function.
3304 (pass_mudflap_1): Use it as gate function.
3305 (pass_mudflap_2): Likewise.
3307 2007-09-17 Jan Hubicka <jh@suse.cz>
3311 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3313 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3315 PR tree-optimization/33319
3316 * tree-vect-analyze.c (vect_same_range_drs): New.
3317 (vect_vfa_range_equal): New.
3318 (vect_is_duplicate_ddr): Removed.
3319 (vect_mark_for_runtime_alias_test): Do not perform marking when
3320 optimizing for size or max_param for alias checking is zero.
3321 Move the function before vect_analyze_data_ref_dependence.
3322 (vect_analyze_data_ref_dependence): Add call to
3323 vect_mark_for_runtime_alias_test in two cases when dependence
3325 (vect_analyze_data_ref_dependences): Do not call to
3326 vect_mark_for_runtime_alias_test.
3327 (vect_prune_runtime_alias_test_list): New.
3328 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3329 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3330 Update vec_outside_cost.
3331 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3332 (vect_create_cond_for_alias_checks): Build the base address of data
3333 reference from DR_GROUP_FIRST_DR.
3334 (vect_loop_versioning): New.
3335 (vect_transform_loop): Add a call to vect_loop_versioning.
3336 Remove factored out code.
3338 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3341 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3344 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3346 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3347 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3348 Fix the call to insn_rtx_cost. Skip access sizes that require a
3349 real truncation of the store register. Use convert_move instead
3350 of gen_lowpart when narrowing the result.
3351 (replace_read): Use convert_move instead of gen_lowpart when
3352 narrowing the store rhs.
3354 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3356 * config/mips/mips.md (SHORT): Fix long line.
3357 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3358 to QImode and HImode.
3360 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3362 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3364 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3366 * tree-parloops.c: New file.
3367 * tree-ssa-operands.h (free_stmt_operands): Declare.
3368 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3370 * tree-pass.h (pass_parallelize_loops): Declare.
3371 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3373 (build_omp_regions_1): Allow analysing just a single OMP region and
3375 ( build_omp_regions_root, omp_expand_local): New functions.
3376 (build_omp_regions): Add argument to build_omp_regions_1 call.
3377 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3378 autoparallelization is run.
3379 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3380 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3381 pass_parallelize_loops): New.
3382 * common.opt (ftree-parallelize-loops): New.
3383 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3384 parallelize_loops): Declare.
3385 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3386 * Makefile.in (tree-parloops.o): Added.
3387 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3389 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3390 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3391 one extra edge as well.
3392 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3393 Use VEC_free to free doms vector.
3394 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3395 operands. Recompute operand caches in the new function.
3396 (move_sese_region_to_fn): Update loop info.
3397 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3398 * tree-ssa-operands.c (free_stmt_operands): New function.
3400 * doc/passes.texi: Document autoparallelization.
3401 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3403 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3406 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3409 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3411 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3412 the VEC is not NULL.
3413 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3414 get_vectype_for_scalar_type succeeded.
3415 (vectorizable_conversion): Likewise.
3417 2007-09-14 Jan Hubicka <jh@suse.cz>
3419 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3422 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3426 register when operands[2] equals operands[1].
3427 (remainderxf3): Ditto.
3429 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3430 Nigel Stephens <nigel@mips.com>
3432 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3433 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3434 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3436 (_Unwind_ForcedUnwind): Likewise.
3437 (_Unwind_Resume): Likewise.
3438 (_Unwind_Resume_or_Rethrow): Likewise.
3439 (_Unwind_Backtrace): Likewise.
3440 (_Unwind_SjLj_RaiseException): Likewise.
3441 (_Unwind_SjLj_ForcedUnwind): Likewise.
3442 (_Unwind_SjLj_Resume): Likewise.
3443 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3444 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3446 (_Unwind_ForcedUnwind): Likewise.
3447 (_Unwind_Resume): Likewise.
3448 (_Unwind_Resume_or_Rethrow): Likewise.
3449 (_Unwind_Backtrace): Likewise.
3450 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3451 (_Unwind_ForcedUnwind): Likewise.
3452 (_Unwind_RaiseException): Likewise.
3453 (_Unwind_Resume): Likewise.
3454 (_Unwind_Resume_or_Rethrow): Likewise.
3456 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3457 nomips16 mode when IN_LIBGCC2 with hard float.
3459 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3461 * config/mips/sdemtk.opt: Update to GPLv3.
3462 * config/mips/sdemtk.h: Likewise.
3464 2007-09-14 Nigel Stephens <nigel@mips.com>
3466 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3467 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3468 for mipsisa32-*-linux*.
3470 2007-09-14 Nigel Stephens <nigel@mips.com>
3471 David Ung <davidu@mips.com>
3472 Thiemo Seufer <ths@mips.com>
3473 Richard Sandiford <richard@codesourcery.com>
3475 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3476 * configure.ac: Add a mipssde threading type.
3477 * configure: Regenerate.
3478 * config/mips/sdemtk.h: New file.
3479 * config/mips/t-sdemtk: Likewise.
3480 * config/mips/sdemtk.opt: Likewise.
3481 * gthr-mipssde.h: Likewise.
3482 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3483 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3484 (MIPS_ICACHE_SYNC): New macro, split from ...
3485 * config/mips/mips.md (clear_cache): ...here.
3486 * config/mips/mips.c (mips_save_reg_p): Check
3487 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3488 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3489 (build_mips16_call_stub): Likewise.
3491 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3493 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3495 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3498 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3499 current_frame_info.n_local_regs. Don't return emitted local
3501 (ia64_compute_frame_size): Improve unwind hack to put
3502 RP, PFS, FP in that order by allowing some of the registers
3503 been already emitted, as long as they are emitted to the
3506 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3508 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3509 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3510 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3512 2007-09-13 Eric Christopher <echristo@apple.com>
3513 Kenneth Zadeck <zadeck@naturalbridge.com>
3515 * dse.c (find_shift_sequence): New function.
3516 (replace_read): Add case to remove read if it requires shift.
3517 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3519 2007-09-13 Tom Tromey <tromey@redhat.com>
3521 * c-common.c (fname_as_string): Update.
3522 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3523 (c_lex_one_token): Update. Add 'parser' argument.
3524 (c_parser_simple_asm_expr): Update.
3525 (c_parser_attributes): Update.
3526 (c_parser_asm_statement): Update.
3527 (c_parser_asm_operands): Update.
3528 (c_parser_peek_token): Update.
3529 (c_parser_peek_2nd_token): Update.
3530 * c-lex.c (c_lex_string_translate): Remove.
3531 (c_lex_return_raw_strings): Likewise.
3532 (c_lex_with_flags): Added 'lex_flags' argument.
3533 (lex_string): Added 'translate' argument.
3534 * c-pragma.h (c_lex_with_flags): Update.
3535 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3536 (C_LEX_STRING_NO_TRANSLATE): New define.
3537 (C_LEX_RAW_STRINGS): Likewise.
3539 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3542 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3543 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3544 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3545 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3546 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3547 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3548 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3549 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3550 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3551 (bdesc_1arg): Add __builtin_bfin_ones.
3552 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3553 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3554 and __builtin_bfin_csqu_fr16.
3555 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3556 (ones): New define_insn.
3557 (ssaddhi3_parts): New define_insn.
3558 (sssubhi3_parts): New define_insn.
3559 (flag_mulhi_parts): New define_insn.
3561 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3563 * common.opt (femit-class-debug-always): Turn off by default.
3565 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3567 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3568 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3570 2007-09-13 James E. Wilson <wilson@specifix.com>
3572 PR tree-optimization/33389
3573 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3574 then set build_loads before returning.
3576 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3577 David Ung <davidu@mips.com>
3579 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3580 {d}addiu and a negative immediate such that it works with MIPS16
3583 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3586 * configure.ac (ld_vers): Support Linux linker.
3587 * configure: Regenerated.
3589 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3590 Sandra Loosemore <sandra@codesourcery.com>
3592 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3593 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3594 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3595 nomips16 into decl attributes.
3596 (TARGET_INSERT_ATTRIBUTES): Override.
3597 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3598 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3599 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3600 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3601 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3602 (mips_use_mips16_mode_p): Reimplement as a function that takes
3603 a decl and considers only decl attributes. If the decl is nested
3604 function, use its parent attributes.
3605 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3606 instead of SYMBOL_REF_MIPS16_FUNC_P.
3607 (mips_set_mips16_mode): Move call to sorry here from old
3608 mips_use_mips16_mode_p.
3609 (mflip_mips16_entry): New structure.
3610 (mflip_mips16_htab): New variable.
3611 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3612 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3613 (mips_merge_decl_attributes): New function.
3614 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3615 Use mips_use_mips16_mode_p.
3616 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3617 SYMBOL_REF_MIPS16_FUNC_P.
3618 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3620 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3622 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3624 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3627 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3629 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3630 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3631 Tony Linthicum <tony.linthicum@amd.com>
3633 * tree.h (function_args_iterator): New type to iterate over
3635 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3636 function arguments providing a pointer to the argument.
3637 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3638 function arguments providing the argument.
3639 (function_args_iter_init): Inline function to initialize
3640 function_args_iterator.
3641 (function_args_iter_cond_ptr): Inline function to return the next
3642 pointer to hold the argument.
3643 (function_args_iter_cond): Inline function to return the next
3645 (function_args_iter_cond_next): Advance the function args
3647 (stdarg_p): New function, return true if variable argument
3649 (prototype_p): New function, return true if function is
3651 (function_args_count): New function, count the number of arguments
3654 * tree.c (stdarg_p): New function, return true if variable
3656 (prototype_p): New function, return true if function is
3659 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3660 (TARGET_ROUND): New macro for the round/ptest instructions which
3661 are shared between SSE4.1 and SSE5.
3662 (OPTION_MASK_ISA_ROUND): Ditto.
3663 (OPTION_ISA_ROUND): Ditto.
3664 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3665 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3667 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3668 (-mfused-madd): New switch to give users control over whether the
3669 compiler optimizes to use the multiply/add SSE5 instructions.
3671 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3672 m_ATHLON_K8_AMDFAM10, and change all uses.
3673 (enum pta_flags): Add PTA_SSE5.
3674 (ix86_handle_option): Turn off 3dnow if -msse5.
3675 (override_options): Add SSE5 support.
3676 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3678 (ix86_expand_sse_movcc): Add SSE5 support.
3679 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3680 vector type to the next largest size.
3681 (ix86_expand_sse5_pack): New function to use pperm to pack a
3682 vector type to the next smallest size.
3683 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3684 (IX86_BUILTIN_FMADDSD): Ditto.
3685 (IX86_BUILTIN_FMADDPS): Ditto.
3686 (IX86_BUILTIN_FMADDPD): Ditto.
3687 (IX86_BUILTIN_FMSUBSS): Ditto.
3688 (IX86_BUILTIN_FMSUBSD): Ditto.
3689 (IX86_BUILTIN_FMSUBPS): Ditto.
3690 (IX86_BUILTIN_FMSUBPD): Ditto.
3691 (IX86_BUILTIN_FNMADDSS): Ditto.
3692 (IX86_BUILTIN_FNMADDSD): Ditto.
3693 (IX86_BUILTIN_FNMADDPS): Ditto.
3694 (IX86_BUILTIN_FNMADDPD): Ditto.
3695 (IX86_BUILTIN_FNMSUBSS): Ditto.
3696 (IX86_BUILTIN_FNMSUBSD): Ditto.
3697 (IX86_BUILTIN_FNMSUBPS): Ditto.
3698 (IX86_BUILTIN_FNMSUBPD): Ditto.
3699 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3700 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3701 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3702 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3703 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3704 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3705 (IX86_BUILTIN_PPERM): Ditto.
3706 (IX86_BUILTIN_PERMPS): Ditto.
3707 (IX86_BUILTIN_PERMPD): Ditto.
3708 (IX86_BUILTIN_PMACSSWW): Ditto.
3709 (IX86_BUILTIN_PMACSWW): Ditto.
3710 (IX86_BUILTIN_PMACSSWD): Ditto.
3711 (IX86_BUILTIN_PMACSWD): Ditto.
3712 (IX86_BUILTIN_PMACSSDD): Ditto.
3713 (IX86_BUILTIN_PMACSDD): Ditto.
3714 (IX86_BUILTIN_PMACSSDQL): Ditto.
3715 (IX86_BUILTIN_PMACSSDQH): Ditto.
3716 (IX86_BUILTIN_PMACSDQL): Ditto.
3717 (IX86_BUILTIN_PMACSDQH): Ditto.
3718 (IX86_BUILTIN_PMADCSSWD): Ditto.
3719 (IX86_BUILTIN_PMADCSWD): Ditto.
3720 (IX86_BUILTIN_PHADDBW): Ditto.
3721 (IX86_BUILTIN_PHADDBD): Ditto.
3722 (IX86_BUILTIN_PHADDBQ): Ditto.
3723 (IX86_BUILTIN_PHADDWD): Ditto.
3724 (IX86_BUILTIN_PHADDWQ): Ditto.
3725 (IX86_BUILTIN_PHADDDQ): Ditto.
3726 (IX86_BUILTIN_PHADDUBW): Ditto.
3727 (IX86_BUILTIN_PHADDUBD): Ditto.
3728 (IX86_BUILTIN_PHADDUBQ): Ditto.
3729 (IX86_BUILTIN_PHADDUWD): Ditto.
3730 (IX86_BUILTIN_PHADDUWQ): Ditto.
3731 (IX86_BUILTIN_PHADDUDQ): Ditto.
3732 (IX86_BUILTIN_PHSUBBW): Ditto.
3733 (IX86_BUILTIN_PHSUBWD): Ditto.
3734 (IX86_BUILTIN_PHSUBDQ): Ditto.
3735 (IX86_BUILTIN_PROTB): Ditto.
3736 (IX86_BUILTIN_PROTW): Ditto.
3737 (IX86_BUILTIN_PROTD): Ditto.
3738 (IX86_BUILTIN_PROTQ): Ditto.
3739 (IX86_BUILTIN_PROTB_IMM): Ditto.
3740 (IX86_BUILTIN_PROTW_IMM): Ditto.
3741 (IX86_BUILTIN_PROTD_IMM): Ditto.
3742 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3743 (IX86_BUILTIN_PSHLB): Ditto.
3744 (IX86_BUILTIN_PSHLW): Ditto.
3745 (IX86_BUILTIN_PSHLD): Ditto.
3746 (IX86_BUILTIN_PSHLQ): Ditto.
3747 (IX86_BUILTIN_PSHAB): Ditto.
3748 (IX86_BUILTIN_PSHAW): Ditto.
3749 (IX86_BUILTIN_PSHAD): Ditto.
3750 (IX86_BUILTIN_PSHAQ): Ditto.
3751 (IX86_BUILTIN_FRCZSS): Ditto.
3752 (IX86_BUILTIN_FRCZSD): Ditto.
3753 (IX86_BUILTIN_FRCZPS): Ditto.
3754 (IX86_BUILTIN_FRCZPD): Ditto.
3755 (IX86_BUILTIN_CVTPH2PS): Ditto.
3756 (IX86_BUILTIN_CVTPS2PH): Ditto.
3757 (IX86_BUILTIN_COMEQSS): Ditto.
3758 (IX86_BUILTIN_COMNESS): Ditto.
3759 (IX86_BUILTIN_COMLTSS): Ditto.
3760 (IX86_BUILTIN_COMLESS): Ditto.
3761 (IX86_BUILTIN_COMGTSS): Ditto.
3762 (IX86_BUILTIN_COMGESS): Ditto.
3763 (IX86_BUILTIN_COMUEQSS): Ditto.
3764 (IX86_BUILTIN_COMUNESS): Ditto.
3765 (IX86_BUILTIN_COMULTSS): Ditto.
3766 (IX86_BUILTIN_COMULESS): Ditto.
3767 (IX86_BUILTIN_COMUGTSS): Ditto.
3768 (IX86_BUILTIN_COMUGESS): Ditto.
3769 (IX86_BUILTIN_COMORDSS): Ditto.
3770 (IX86_BUILTIN_COMUNORDSS): Ditto.
3771 (IX86_BUILTIN_COMFALSESS): Ditto.
3772 (IX86_BUILTIN_COMTRUESS): Ditto.
3773 (IX86_BUILTIN_COMEQSD): Ditto.
3774 (IX86_BUILTIN_COMNESD): Ditto.
3775 (IX86_BUILTIN_COMLTSD): Ditto.
3776 (IX86_BUILTIN_COMLESD): Ditto.
3777 (IX86_BUILTIN_COMGTSD): Ditto.
3778 (IX86_BUILTIN_COMGESD): Ditto.
3779 (IX86_BUILTIN_COMUEQSD): Ditto.
3780 (IX86_BUILTIN_COMUNESD): Ditto.
3781 (IX86_BUILTIN_COMULTSD): Ditto.
3782 (IX86_BUILTIN_COMULESD): Ditto.
3783 (IX86_BUILTIN_COMUGTSD): Ditto.
3784 (IX86_BUILTIN_COMUGESD): Ditto.
3785 (IX86_BUILTIN_COMORDSD): Ditto.
3786 (IX86_BUILTIN_COMUNORDSD): Ditto.
3787 (IX86_BUILTIN_COMFALSESD): Ditto.
3788 (IX86_BUILTIN_COMTRUESD): Ditto.
3789 (IX86_BUILTIN_COMEQPS): Ditto.
3790 (IX86_BUILTIN_COMNEPS): Ditto.
3791 (IX86_BUILTIN_COMLTPS): Ditto.
3792 (IX86_BUILTIN_COMLEPS): Ditto.
3793 (IX86_BUILTIN_COMGTPS): Ditto.
3794 (IX86_BUILTIN_COMGEPS): Ditto.
3795 (IX86_BUILTIN_COMUEQPS): Ditto.
3796 (IX86_BUILTIN_COMUNEPS): Ditto.
3797 (IX86_BUILTIN_COMULTPS): Ditto.
3798 (IX86_BUILTIN_COMULEPS): Ditto.
3799 (IX86_BUILTIN_COMUGTPS): Ditto.
3800 (IX86_BUILTIN_COMUGEPS): Ditto.
3801 (IX86_BUILTIN_COMORDPS): Ditto.
3802 (IX86_BUILTIN_COMUNORDPS): Ditto.
3803 (IX86_BUILTIN_COMFALSEPS): Ditto.
3804 (IX86_BUILTIN_COMTRUEPS): Ditto.
3805 (IX86_BUILTIN_COMEQPD): Ditto.
3806 (IX86_BUILTIN_COMNEPD): Ditto.
3807 (IX86_BUILTIN_COMLTPD): Ditto.
3808 (IX86_BUILTIN_COMLEPD): Ditto.
3809 (IX86_BUILTIN_COMGTPD): Ditto.
3810 (IX86_BUILTIN_COMGEPD): Ditto.
3811 (IX86_BUILTIN_COMUEQPD): Ditto.
3812 (IX86_BUILTIN_COMUNEPD): Ditto.
3813 (IX86_BUILTIN_COMULTPD): Ditto.
3814 (IX86_BUILTIN_COMULEPD): Ditto.
3815 (IX86_BUILTIN_COMUGTPD): Ditto.
3816 (IX86_BUILTIN_COMUGEPD): Ditto.
3817 (IX86_BUILTIN_COMORDPD): Ditto.
3818 (IX86_BUILTIN_COMUNORDPD): Ditto.
3819 (IX86_BUILTIN_COMFALSEPD): Ditto.
3820 (IX86_BUILTIN_COMTRUEPD): Ditto.
3821 (IX86_BUILTIN_PCOMEQUB): Ditto.
3822 (IX86_BUILTIN_PCOMNEUB): Ditto.
3823 (IX86_BUILTIN_PCOMLTUB): Ditto.
3824 (IX86_BUILTIN_PCOMLEUB): Ditto.
3825 (IX86_BUILTIN_PCOMGTUB): Ditto.
3826 (IX86_BUILTIN_PCOMGEUB): Ditto.
3827 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3828 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3829 (IX86_BUILTIN_PCOMEQUW): Ditto.
3830 (IX86_BUILTIN_PCOMNEUW): Ditto.
3831 (IX86_BUILTIN_PCOMLTUW): Ditto.
3832 (IX86_BUILTIN_PCOMLEUW): Ditto.
3833 (IX86_BUILTIN_PCOMGTUW): Ditto.
3834 (IX86_BUILTIN_PCOMGEUW): Ditto.
3835 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3836 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3837 (IX86_BUILTIN_PCOMEQUD): Ditto.
3838 (IX86_BUILTIN_PCOMNEUD): Ditto.
3839 (IX86_BUILTIN_PCOMLTUD): Ditto.
3840 (IX86_BUILTIN_PCOMLEUD): Ditto.
3841 (IX86_BUILTIN_PCOMGTUD): Ditto.
3842 (IX86_BUILTIN_PCOMGEUD): Ditto.
3843 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3844 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3845 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3846 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3847 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3848 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3849 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3850 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3851 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3852 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3853 (IX86_BUILTIN_PCOMEQB): Ditto.
3854 (IX86_BUILTIN_PCOMNEB): Ditto.
3855 (IX86_BUILTIN_PCOMLTB): Ditto.
3856 (IX86_BUILTIN_PCOMLEB): Ditto.
3857 (IX86_BUILTIN_PCOMGTB): Ditto.
3858 (IX86_BUILTIN_PCOMGEB): Ditto.
3859 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3860 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3861 (IX86_BUILTIN_PCOMEQW): Ditto.
3862 (IX86_BUILTIN_PCOMNEW): Ditto.
3863 (IX86_BUILTIN_PCOMLTW): Ditto.
3864 (IX86_BUILTIN_PCOMLEW): Ditto.
3865 (IX86_BUILTIN_PCOMGTW): Ditto.
3866 (IX86_BUILTIN_PCOMGEW): Ditto.
3867 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3868 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3869 (IX86_BUILTIN_PCOMEQD): Ditto.
3870 (IX86_BUILTIN_PCOMNED): Ditto.
3871 (IX86_BUILTIN_PCOMLTD): Ditto.
3872 (IX86_BUILTIN_PCOMLED): Ditto.
3873 (IX86_BUILTIN_PCOMGTD): Ditto.
3874 (IX86_BUILTIN_PCOMGED): Ditto.
3875 (IX86_BUILTIN_PCOMFALSED): Ditto.
3876 (IX86_BUILTIN_PCOMTRUED): Ditto.
3877 (IX86_BUILTIN_PCOMEQQ): Ditto.
3878 (IX86_BUILTIN_PCOMNEQ): Ditto.
3879 (IX86_BUILTIN_PCOMLTQ): Ditto.
3880 (IX86_BUILTIN_PCOMLEQ): Ditto.
3881 (IX86_BUILTIN_PCOMGTQ): Ditto.
3882 (IX86_BUILTIN_PCOMGEQ): Ditto.
3883 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3884 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3885 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3886 OPTION_MASK_ISA_ROUND for instructions that are shared between
3888 (bdesc_2arg): Ditto.
3889 (bdesc_sse_3arg): Ditto.
3890 (enum multi_arg_type): New enum for describing the various SSE5
3891 intrinsic argument types.
3892 (bdesc_multi_arg): New table for SSE5 intrinsics.
3893 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3894 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3896 (ix86_expand_builtin): Add SSE5 intrinsic support.
3897 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3898 operand instructions.
3899 (ix86_expand_sse5_multiple_memory): New function to split the
3900 second memory reference from SSE5 instructions.
3901 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3902 (ix86_return_pops_args): Use stdarg_p to determine if the function
3903 has variable arguments.
3904 (ix86_setup_incoming_varargs): Ditto.
3905 (x86_this_parameter): Ditto.
3907 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3909 (ix86_expand_sse5_pack): Ditto.
3910 (ix86_sse5_valid_op_p): Ditto.
3911 (ix86_expand_sse5_multiple_memory): Ditto.
3913 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3914 constant for SSE5 support.
3915 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3916 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3917 (UNSPEC_SSE5_PERMUTE): Ditto.
3918 (UNSPEC_SSE5_ASHIFT): Ditto.
3919 (UNSPEC_SSE5_LSHIFT): Ditto.
3920 (UNSPEC_FRCZ): Ditto.
3921 (UNSPEC_CVTPH2PS): Ditto.
3922 (UNSPEC_CVTPS2PH): Ditto.
3923 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3925 (COM_FALSE_S): Ditto.
3926 (COM_FALSE_P): Ditto.
3927 (COM_TRUE_S): Ditto.
3928 (COM_TRUE_P): Ditto.
3929 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3930 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3932 (memory attribute): Ditto.
3933 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3934 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3935 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3936 (floor<mode>2): Ditto.
3937 (ceil<mode>2): Ditto.
3938 (btrunc<mode>2): Ditto.
3939 (nearbyintdf2): Ditto.
3940 (nearbyintsf2): Ditto.
3941 (sse_setccsf): Disable if SSE5.
3942 (sse_setccdf): Ditto.
3943 (sse5_setcc<mode>): New support for SSE5 conditional move.
3944 (sse5_pcmov_<mode>): Ditto.
3946 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3948 (SSEMODEF2P): Ditto.
3949 (ssemodesuffixf4): New mode attribute for SSE5.
3950 (ssemodesuffixf2s): Ditto.
3951 (ssemodesuffixf2c): Ditto.
3952 (sserotatemax): Ditto.
3953 (ssescalarmode): Ditto.
3954 (sse_maskcmpv4sf3): Disable if SSE5.
3955 (sse_maskcmpv2df3): Ditto.
3956 (sse_vmmaskcmpv4sf3): Ditto.
3957 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3959 (sse5_vmfmadd<mode>4): Ditto.
3960 (sse5_fmsub<mode>4): Ditto.
3961 (sse5_vmfmsub<mode>4): Ditto.
3962 (sse5_fnmadd<mode>4): Ditto.
3963 (sse5_vmfnmadd<mode>4): Ditto.
3964 (sse5_fnmsub<mode>4): Ditto.
3965 (sse5_vmfnmsub<mode>4): Ditto.
3966 (sse5i_fmadd<mode>4): Ditto.
3967 (sse5i_fmsub<mode>4): Ditto.
3968 (sse5i_fnmadd<mode>4): Ditto.
3969 (sse5i_fnmsub<mode>4): Ditto.
3970 (sse5i_vmfmadd<mode>4): Ditto.
3971 (sse5i_vmfmsub<mode>4): Ditto.
3972 (sse5i_vmfnmadd<mode>4): Ditto.
3973 (sse5i_vmfnmsub<mode>4): Ditto.
3974 (mulv16qi3): Add SSE5 support.
3976 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3977 (sse2_mulv4si3): Disable if SSE5.
3978 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3979 (sse4_1_roundps): Ditto.
3980 (sse4_1_roundsd): Ditto.
3981 (sse4_1_roundss): Ditto.
3982 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3984 (sse_maskcmpsf3): Ditto.
3985 (sse_vmmaskcmpv4sf3): Ditto.
3986 (sse2_maskcmpv2df3): Ditto.
3987 (sse2_maskcmpdf3): Ditto.
3988 (sse2_vmmaskcmpv2df3): Ditto.
3989 (sse2_eq<mode>3): Ditto.
3990 (sse2_gt<mode>3): Ditto.
3991 (sse5_pcmov_<mode>): Add SSE5 support.
3992 (vec_unpacku_hi_v16qi): Ditto.
3993 (vec_unpacks_hi_v16qi): Ditto.
3994 (vec_unpacku_lo_v16qi): Ditto.
3995 (vec_unpacks_lo_v16qi): Ditto.
3996 (vec_unpacku_hi_v8hi): Ditto.
3997 (vec_unpacks_hi_v8hi): Ditto.
3998 (vec_unpacku_lo_v8hi): Ditto.
3999 (vec_unpacks_lo_v8hi): Ditto.
4000 (vec_unpacku_hi_v4si): Ditto.
4001 (vec_unpacks_hi_v4si): Ditto.
4002 (vec_unpacku_lo_v4si): Ditto.
4003 (vec_unpacks_lo_v4si): Ditto.
4004 (sse5_pmacsww): New SSE5 intrinsic insn.
4005 (sse5_pmacssww): Ditto.
4006 (sse5_pmacsdd): Ditto.
4007 (sse5_pmacssdd): Ditto.
4008 (sse5_pmacssdql): Ditto.
4009 (sse5_pmacssdqh): Ditto.
4010 (sse5_pmacsdqh): Ditto.
4011 (sse5_pmacsswd): Ditto.
4012 (sse5_pmacswd): Ditto.
4013 (sse5_pmadcsswd): Ditto.
4014 (sse5_pmadcswd): Ditto.
4015 (sse5_pcmov_<move>): Conditional move support on SSE5.
4016 (sse5_phaddbw): New SSE5 intrinsic insn.
4017 (sse5_phaddbd): Ditto.
4018 (sse5_phaddbq): Ditto.
4019 (sse5_phaddwd): Ditto.
4020 (sse5_phaddwq): Ditto.
4021 (sse5_phadddq): Ditto.
4022 (sse5_phaddubw): Ditto.
4023 (sse5_phaddubd): Ditto.
4024 (sse5_phaddubq): Ditto.
4025 (sse5_phadduwd): Ditto.
4026 (sse5_phadduwq): Ditto.
4027 (sse5_phaddudq): Ditto.
4028 (sse5_phsubbw): Ditto.
4029 (sse5_phsubwd): Ditto.
4030 (sse5_phsubdq): Ditto.
4031 (sse5_pperm): Ditto.
4032 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4033 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4034 (sse5_pperm_sign_v8hi_v4si): Ditto.
4035 (sse5_pperm_zero_v8hi_v4si): Ditto.
4036 (sse5_pperm_sign_v4si_v2di): Ditto.
4037 (sse5_pperm_sign_v4si_v2di): Ditto.
4038 (sse5_pperm_pack_v2di_v4si): Ditto.
4039 (sse5_pperm_pack_v4si_v8hi): Ditto.
4040 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4041 (sse5_perm<mode>): New SSE5 intrinsic insn.
4042 (rotl<mode>3): Ditto.
4043 (sse5_rotl<mode>3): Ditto.
4044 (sse5_ashl<mode>3): Ditto.
4045 (sse5_lshl<mode>3): Ditto.
4046 (sse5_frcz<mode>2): Ditto.
4047 (sse5s_frcz<mode>2): Ditto.
4048 (sse5_cvtph2ps): Ditto.
4049 (sse5_cvtps2ph): Ditto.
4050 (sse5_vmmaskcmp<mode>3): Ditto.
4051 (sse5_com_tf<mode>3): Ditto.
4052 (sse5_maskcmp<mode>3): Ditto.
4053 (sse5_maskcmp_uns<mode>3): Ditto.
4054 (sse5_maskcmp_uns2<mode>3): Ditto.
4055 (sse5_pcom_tf<mode>3): Ditto.
4057 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4059 (sse5_comparison_float_operator): New predicate to match the
4060 comparison operators supported by the SSE5 com instruction.
4061 (ix86_comparison_int_operator): New predicate to match just the
4062 signed int comparisons.
4063 (ix86_comparison_uns_operator): New predicate to match just the
4064 unsigned int comparisons.
4066 * doc/invoke.texi (-msse5): Add documentation.
4067 (-mfused-madd): Ditto.
4069 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4071 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4073 (x86_64-*-*): Ditto.
4075 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4077 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4078 intrinisics for SSE5.
4080 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4083 * config/i386/mmintrin-common.h: New file, to contain common
4084 instructions between SSE4.1 and SSE5.
4086 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4087 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4088 (gen_regparm_prefix): Ditto.
4090 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4091 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4092 prototype_p to determine if a function is prototyped.
4094 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4096 * config/dfp-bit.c (dfp_conversion_exception): New function.
4097 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4098 (DFP_TO_INT): Ditto.
4099 (INT_TO_DFP): Ditto.
4100 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4102 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4105 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4106 before sp restoration even when total_size is 0, but
4107 frame_pointer_needed.
4109 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4111 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4112 (xtensa_copy_incoming_a7): Use start_sequence instead of
4113 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4114 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4115 of the saveregs sequence.
4117 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4119 * c-tree.h (grokfield): Add a "tree *" argument.
4120 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4121 Chain nested decl attributes to it. Don't call decl_attributes here.
4122 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4123 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4124 (grokfield): Take a pointer to the decl's attributes and pass
4125 it to grokdeclarator.
4126 * c-parser.c (c_parser_struct_declaration): Update the calls to
4127 grokfield. Call decl_attributes for anonymous struct and union
4130 2007-09-12 Jan Hubicka <jh@suse.cz>
4132 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4134 2007-09-12 Ira Rosen <irar@il.ibm.com>
4136 PR tree-optimization/32377
4137 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4138 between positive and negative dependence distance using DDR_REVERSED_P.
4140 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4142 PR tree-optimization/33373
4143 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4144 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4146 2007-09-12 Jan Hubicka <jh@suse.cz>
4149 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4152 2007-09-12 Christian Bruel <christian.bruel@st.com>
4154 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4155 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4157 2007-09-12 Ira Rosen <irar@il.ibm.com>
4159 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4160 for oprnd1 if not required.
4161 (vectorizable_operation): Use scalar operand in SLP in case of
4162 shift with scalar argument.
4164 2007-09-12 Ira Rosen <irar@il.ibm.com>
4166 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4169 2007-09-11 James E. Wilson <wilson@specifix.com>
4171 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4172 TARGET_UNWIND_INFO is defined.
4173 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4176 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4178 * config/sh/sh.c (calc_live_regs): Use
4179 current_function_saves_all_registers instead of
4180 current_function_has_nonlocal_label.
4181 (sh_allocate_initial_value): Likewise.
4182 (sh_get_pr_initial_val): Likewise.
4183 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4184 * config/sh/sh.md (load_ra): Likewise.
4186 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4188 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4191 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4192 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4194 2007-09-12 Sa Liu <saliu@de.ibm.com>
4196 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4197 operands to DFmode GE or LE compares.
4199 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4201 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4202 REG_CLASS_NAMES): Add P0REGS.
4203 (REGNO_REG_CLASS): Return it where appropriate.
4204 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4205 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4206 * doc/md.texi (Blackfin family): Document 'q' constraints.
4208 2007-09-11 Steve Kenton <skenton@ou.edu>
4210 * pa/linux-unwind.h: Guard with inhibit_libc.
4211 * pa/hpux-unwind.h: Likewise.
4213 2007-09-11 David Daney <ddaney@avtrex.com>
4215 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4216 * doc/install.texi: Document new --with-llsc and --without-llsc
4218 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4219 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4220 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4222 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4223 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4224 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4225 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4226 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4227 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4228 * config/mips/mips.opt (mllsc): New option.
4229 * config/mips/mips.c (mips_llsc): Define variable.
4230 (mips_handle_option): Handle mllsc option.
4231 (override_options): Set mips_print_operand_punct for '|' and '-'.
4232 (print_operand): Add new %| and %- operand codes.
4233 * config/mips/mips.h (mips_llsc_setting): New enum type.
4234 (mips_llsc): Declare.
4235 (OPTION_DEFAULT_SPECS): Add llsc handling.
4236 (GENERATE_SYNC): New macro.
4237 (GENERATE_LL_SC): New macro.
4238 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4239 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4240 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4241 in %| and %- operand codes.
4243 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4245 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4246 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4248 2007-09-11 Jason Merrill <jason@redhat.com>
4251 * stor-layout.c (layout_decl): Do pack variable size fields.
4253 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4255 * config/m68k/predicates.md (movsi_const0_operand,
4256 non_symbolic_call_operand): New predicates.
4258 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4260 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4261 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4262 CW, CZ, CS, Ap and Ac.
4264 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4265 (constraints.md): New include.
4266 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4267 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4268 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4270 (pushdi): Add split.
4271 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4272 attributes. Split tstsi_internal_68020_cf from it.
4273 (tstsi_internal_68020_cf): New pattern.
4274 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4275 (tst<mode>_cf): Specify attributea.
4276 (cmpsi_cf): Name pattern. Specify attributes.
4277 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4278 (pushexthisi_const): Fix to use alternatives. Specify
4280 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4281 from it. Fix to use alternatives. Specify attributes.
4282 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4283 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4285 (movsf_cf_soft): Specify attributes.
4286 (movdf_cf_soft): Add split.
4287 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4288 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4289 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4290 (truncdfsf2_68881): Name pattern. Specify attributes.
4291 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4292 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4293 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4295 (addsi3_5200): Fix to use alternatives. Specify attributes.
4297 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4298 (subsi3): Add alternative for subq.l. Specify attributes.
4299 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4300 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4302 (umulhisi3): Specify attributes.
4303 (mulhisisi3_z): Name pattern. Specify attributes.
4304 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4305 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4306 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4307 bsetmemqi): Specify attributes.
4308 (bsetmemqi_ext): Name pattern. Specify attributes.
4309 (bclrmemqi): Specify attributes.
4310 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4311 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4313 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4314 pattern. Specify attributes.
4315 (jump): Specify attributes.
4316 (tablejump_internal): Name pattern. Specify attributes.
4317 (call_value): Split into non_symbolic_call_value,
4318 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4319 alternatives. Specify attributes.
4320 (non_symbolic_call_value, symbolic_call_value_jsr,
4321 symbolic_call_value_bsr): New patterns.
4322 (nop, return, unlink, indirect_jump): Specify attributes.
4323 (trap): Fix condition. Specify attributes.
4326 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4327 (override_options): Initialize it. Initialize m68k_sched_cpu.
4328 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4329 (const_method): Make global, rename to m68k_const_method.
4330 (const_int_cost, output_move_const_into_data_reg): Update.
4331 (output_move_double): Parametrize to emit rtl code, rename to
4333 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4334 emit_movsi): New static functions.
4335 (output_move_double): New function with semantics of old
4337 (m68k_emit_move_double): New function.
4338 (m68k_sched_cpu): New variable.
4339 (attr_op_type): New enum.
4340 (sched_guess_p): New variable.
4341 (sched_address_type, sched_operand_type, sched_attr_op_type):
4342 New static functions.
4343 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4344 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4345 (sched_branch_type): New static variable.
4346 (m68k_sched_branch_type): New function.
4347 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4348 (m68k_symbolic_call_var): Declare.
4349 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4350 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4351 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4352 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4355 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4357 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4358 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4359 error if __builtin_va_arg_pack_len () wasn't optimized out during
4361 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4362 with the number of inline's anonymous arguments.
4363 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4365 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4367 * fold-const.c (extract_muldiv_1): Do not simplify
4370 2007-09-11 Jan Hubicka <jh@suse.cz>
4372 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4373 (TARGET_INTER_UNIT_CONVERSIONS): New.
4374 * i386.md (floatsi expanders): Remove redundant check for SImode
4375 source; offload to memory when asked for.
4376 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4377 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4379 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4380 floatsidf2_mixed_memory, floatsidf2_sse_memory
4381 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4382 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4384 2007-09-11 Jan Hubicka <jh@suse.cz>
4386 * toplev.c (process_options): all frontends now do unit-at-a-time.
4387 * cgraphunit.c: update comments.
4388 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4389 * c-decl.c (finish_function): use cgraph_add_new_function.
4390 * function.c (expand_function_end): We are always unit-at-a-time.
4392 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4394 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4395 settings for MIPS16.
4396 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4398 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4400 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4401 SYMBOL_FORCE_TO_MEM constants.
4402 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4403 (mips16_rewrite_pool_refs_info): New structure.
4404 (mips16_rewrite_pool_constant): New function, split out from...
4405 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4406 mips16_rewrite_pool_refs_info structure rather than a pointer
4407 to a constant pool. Force force_to_mem_operands into memory.
4408 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4409 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4410 * config/mips/constraints.md (kf): New constraint.
4411 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4412 (*movsi_mips16): Likewise.
4414 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4415 Nigel Stephens <nigel@mips.com>
4416 David Ung <davidu@mips.com>
4418 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4419 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4420 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4421 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4422 (mips_zero_extend_cost): New functions.
4423 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4424 Use the new functions. Tweak many cost estimates, both here
4425 and in the new subroutines. Return false when the cost of the
4426 operands has not been calculated. Check for *clear_upper32.
4427 Check for floating-point multiply-add, reciprocal and rsqrt
4428 patterns. Handle comparison and rotation codes.
4430 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4432 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4434 * config/i386/i386.c (get_dllimport_decl): Don't strip
4437 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4440 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4441 declarations to top.
4442 (DFP_TO_BFP): Use for either XFmode or TFmode.
4443 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4445 * config/dfp-bit.h: Include float.h.
4446 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4447 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4448 which doesn't mean the same thing.
4449 (BFP_KIND): Use 4 to mean TFmode.
4450 (BFP_FMT): Specify the number of decimal digits based on the
4451 number of mantissa digits.
4452 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4453 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4454 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4455 (TFtype): Define if TFmode is supported.
4456 * doc/libgcc.texi (Decimal float library routines): Document
4457 TF conversion functions.
4459 2007-09-10 Chao-ying Fu <fu@mips.com>
4461 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4462 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4463 (mips_emit_compare): Process fixed-point modes.
4464 (mips_pad_arg_upward): Support fixed-point types.
4465 (override_options): Allow fixed-point modes in accumulators.
4466 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4467 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4468 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4469 (mips_scalar_mode_supported_p): New function to accept fixed-point
4470 modes if the width is not greater than two BITS_PER_WORD.
4471 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4472 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4473 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4474 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4475 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4477 ("IMODE"): New mode attribute.
4478 (mips-fixed.md): Include.
4479 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4481 * config/mips/mips-fixed.md: New file.
4483 2007-09-11 Ben Elliston <bje@au.ibm.com>
4485 * config/spu/spu.md: Formatting fixes.
4487 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4489 * config/dfp-bit.c (dfp_unary_func): Delete.
4490 (dfp_unary_op): Delete.
4491 (dfp_binary_op): Use decFloat functions instead of decNumber
4492 functions for binary operations.
4493 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4494 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4496 (dfp_compare_op): Use decFloat functions insteadof decNumber
4497 functions for comparisons.
4498 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4499 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4501 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4502 call to dxx_binary_op and decFloat function.
4503 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4504 calls to dxx_binary_op and decFloat function.
4505 * config/dfp-bit.h: Include decFloat header files.
4506 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4507 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4508 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4509 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4511 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4512 Jan Sjodin <jan.sjodin@amd.com>
4514 * tree-vect-analyze.c (vect_analyze_operations): Change
4515 comparison of loop iterations with threshold to less than
4516 or equal to instead of less than. Reduce
4517 min_scalar_loop_bound by one.
4518 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4519 Change prologue and epilogue iterations estimate to vf/2,
4520 when unknown at compile-time. Change versioning guard
4521 cost to taken_branch_cost. If peeling for alignment is
4522 unknown at compile-time, change peel guard costs to one
4523 taken branch and one not-taken branch per peeled loop.
4524 If peeling for alignment is known but number of scalar loop
4525 iterations is unknown at compile-time, change peel guard
4526 costs to one taken branch per peeled loop. Change the cost
4527 model equation to consider vector iterations as the loop
4528 iterations less the prologue and epilogue iterations.
4529 Change outside vector cost check to less than or equal to
4530 zero instead of equal to zero.
4531 (vect_do_peeling_for_loop_bound): Reduce
4532 min_scalar_loop_bound by one.
4533 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4534 TARG_COND_NOT_TAKEN_BRANCH_COST.
4535 * config/i386/i386.h (processor_costs): Add
4536 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4537 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4538 vec_align_load_cost, vect_unalign_load_cost,
4539 vec_store_cost, cond_taken_branch_cost,
4540 cond_not_taken_branch_cost.
4541 Define macros for x86 costs.
4542 * config/i386/i386.c:
4543 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4544 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4545 scalar_to_vec_cost, vec_align_load_cost,
4546 vect_unalign_load_cost, vec_store_cost,
4547 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4548 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4549 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4550 core2_cost, generic64_cost, generic32_cost): Set to default
4552 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4553 (x86_builtin_vectorization_cost): New.
4555 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4556 Ben Elliston <bje@au.ibm.com>
4558 * dfp.c: Include decimal128Local.h;
4559 (dfp_byte_swap): Remove.
4560 (encode_decimal32, decode_decimal32): Don't handle endianness.
4561 (encode_decimal64, decode_decimal64): Ditto.
4562 (encode_decimal128, decode_decimal128): Ditto.
4563 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4565 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4567 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4568 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4570 2007-09-10 David Daney <ddaney@avtrex.com>
4572 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4574 (memory_barrier): Rewrote as an insn that clobbers memory.
4576 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4578 * config/mips/mips.c (mips_global_pointer): Check
4579 call_really_used_regs instead of call_used_regs.
4580 (mips_save_reg_p): Likewise. Save all call-saved registers
4581 if current_function_saves_all_registers. Fix indentation.
4582 No longer treat $18 as a special case.
4583 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4585 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4587 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4588 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4589 the introductory comment.
4590 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4591 (override_options): Don't test for it.
4592 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4593 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4594 * config/mips/vr.h: As for config/mips/sde.h.
4596 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4597 Revital Eres <eres@il.ibm.com>
4599 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4600 (struct ddg): Define.
4601 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4602 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4603 * config/spu/spu.c: Include ddg.h.
4604 (TARGET_SCHED_SMS_RES_MII): Define.
4605 (spu_sms_res_mii): New function to calculate mii.
4606 * modulo-sched (res_MII): Use it.
4607 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4609 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4611 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4612 pool entries since they might hold values that must not be shared.
4614 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4617 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4618 Use 'N' operand constraint for op2.
4619 (lshr<mode>3): Ditto.
4620 (ashl<mode>3): Ditto.
4621 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4622 (vec_shr_<mode>): Ditto.
4623 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4624 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4626 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4628 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4629 Change mode macro in the last real_2expN parameter to uppercase.
4631 2007-09-10 Michael Matz <matz@suse.de>
4633 * tree-pass.h (pass_cselim): Declare new pass.
4634 * passes.c (init_optimization_passes): Link in pass_cselim.
4635 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4636 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4637 cond_store_replacement.
4638 (condstoretemp): New static variable.
4639 (cond_store_replacement): New function.
4640 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4641 tree_ssa_phiopt_worker.
4642 (struct name_to_bb): New.
4643 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4644 nt_init_block, nt_fini_block): New static functions.
4645 (seen_ssa_names, nontrap_set): New static variables.
4646 (gate_cselim, pass_cselim): Define new pass.
4647 * common.opt (ftree-cselim): New flag.
4648 * toplev.c (process_options): Set flag_tree_cselim if required.
4650 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4652 * simplify-rtx.c (simplify_relational_operation_1): For recent
4653 canonicalization, don't recurse if op1 equals both PLUS arguments.
4655 2007-09-09 David Daney <ddaney@avtrex.com>
4657 * optabs.c (expand_sync_operation): Use plus insn if minus
4659 (expand_sync_fetch_operation): Ditto.
4661 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4663 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4665 (*floatsisf2_sse_vector): Likewise.
4667 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4669 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4671 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4673 * config/i386/i386.h (ix86_tune_indices): Rename
4674 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4675 (TARGET_USE_VECTOR_CONVERTS): Updated.
4676 * config/i386/i386.c: Likewise.
4678 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4679 Nigel Stephens <nigel@mips.com>
4681 * doc/invoke.texi (Overall Options): Add .sx file extension
4682 as a synonym for .S.
4683 * cppspec.c (known_suffixes): Likewise.
4684 * gcc.c (default_compilers): Likewise.
4686 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4689 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4690 * simplify-rtx.c (simplify_relational_operation_1): Add the
4691 canonicalization from i386.h.
4692 * doc/md.texi (Canonicalization of Instructions): Document it.
4694 2007-09-09 Jan Hubicka <jh@suse.cz>
4695 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4697 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4698 (TARGET_USE_VECTOR_CONVERTS): New.
4699 * i386.md: New post-reload splitters for converting SF to DF and DF to
4701 (floatsi* expander): Special case vector conversions.
4702 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4703 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4704 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4705 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4706 Disable when doing vector converts.
4707 (floatsi<mode>2_i387): Disable when
4708 * sse.md (vec_dupv2df): Export.
4709 * i386.c (ix86_tune_features): Enable SSE conversions.
4711 2007-09-09 Richard Guenther <rguenther@suse.de>
4713 * tree-ssa-operands.c (add_virtual_operand): Only mark
4714 stores as has_volatile_ops if alias information is not available.
4716 2007-09-09 Revital Eres <eres@il.ibm.com>
4718 * doc/contrib.texi: Add myself.
4720 2007-09-09 Ira Rosen <irar@il.ibm.com>
4722 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4723 stmt_vinfo_set_outside_of_loop_cost): New functions.
4724 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4725 (vect_model_simple_cost): Call
4726 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4727 field instead of calling vect_get_cost_fields.
4728 (vect_model_store_cost, vect_model_load_cost): Likewise.
4730 2007-09-09 Revital Eres <eres@il.ibm.com>
4732 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4733 declaration to bdesc_paired_preds variable.
4734 (paired_expand_builtin): Likewise.
4736 2007-09-09 Revital Eres <eres@il.ibm.com>
4738 * dbgcnt.def (sms_sched_loop): New counter.
4739 * modulo-sched.c: Use sms_sched_loop instead of
4740 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4741 perform swing modulo scheduling on. Include dbgcnt.h.
4742 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4743 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4745 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4748 Substitute all uses with ...
4749 (MODEF): New mode iterator.
4751 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4752 from pre-regalloc define_insn_and_split splitter pattern.
4753 (*fix_trunc<mode>_i387_1): Ditto.
4754 (*fistdi2_1): Ditto.
4755 (*fist<mode>2_1): Ditto.
4756 (frndintxf2_floor): Ditto.
4757 (*fist<mode>2_floor_1): Ditto.
4758 (frndintxf2_ceil): Ditto.
4759 (*fist<mode>2_ceil_1): Ditto.
4760 (frndintxf2_trunc): Ditto.
4761 (frndintxf2_mask_pm): Ditto.
4763 (prologue): Use (const_int 0) as never generated filler insn.
4765 (sibcall_epilogue): Ditto.
4766 (eh_return_si): Ditto.
4767 (eh_return_di): Ditto.
4769 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4770 using MODEF mode iterator.
4771 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4772 using MODEF mode iterator.
4773 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4774 using MODEF mode iterator.
4775 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4776 Macroize expander using MODEF mode iterator.
4778 (zero_extendsidi2): Remove operand constraints from expander.
4779 (smuldi3_highpart): Ditto.
4780 (indirect_jump): Ditto.
4783 * config/i386/sse.md (storentv4sf): Ditto.
4784 (storentv2df): Ditto.
4785 (storentv2di): Ditto.
4787 (sse2_cvtpd2ps): Ditto.
4788 (vec_interleave_highv16qi): Ditto.
4789 (vec_interleave_lowv16qi): Ditto.
4790 (vec_interleave_highv8hi): Ditto.
4791 (vec_interleave_lowv8hi): Ditto.
4792 (vec_interleave_highv4si): Ditto.
4793 (vec_interleave_lowv4si): Ditto.
4794 (vec_interleave_highv2di): Ditto.
4795 (vec_interleave_lowv2di): Ditto.
4796 (sse2_maskmovdqu): Ditto.
4797 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4799 2007-09-09 Ira Rosen <irar@il.ibm.com>
4801 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4802 (struct _slp_tree, struct _slp_instance): Define new data structures
4803 along macros for their access.
4804 (struct _loop_vec_info): Define new fields: strided_stores,
4805 slp_instances, and slp_unrolling_factor along macros for their access.
4806 (enum slp_vect_type): New.
4807 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4809 (STMT_VINFO_STRIDED_ACCESS): New macro.
4810 (vect_free_slp_tree): Declare.
4811 (vectorizable_load): Add an argument of type slp_tree.
4812 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4813 vectorizable_assignment): Likewise.
4814 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4815 Declare (make extern).
4816 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4817 (new_loop_vec_info): Likewise.
4818 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4819 * tree-vect-analyze.c: Include recog.h.
4820 (vect_update_slp_costs_according_to_vf): New.
4821 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4822 functions. For not pure SLP stmts with strided access check that the
4823 group size is power of 2. Update the vectorization factor according to
4824 SLP. Call vect_update_slp_costs_according_to_vf.
4825 (vect_analyze_group_access): New.
4826 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4827 (vect_free_slp_tree): New functions.
4828 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4829 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4830 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4831 vect_detect_hybrid_slp): Likewise.
4832 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4833 and vect_detect_hybrid_slp.
4834 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4835 SLP costs into account.
4836 (vect_get_cost_fields): New function.
4837 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4839 (vect_model_store_cost, vect_model_load_cost): Likewise.
4840 (vect_get_constant_vectors): New function.
4841 (vect_get_slp_vect_defs, vect_get_slp_defs,
4842 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4843 vect_get_vec_defs): Likewise.
4844 (vectorizable_reduction): Don't handle SLP for now.
4845 (vectorizable_call): Don't handle SLP for now. Add argument to
4846 vect_model_simple_cost.
4847 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4848 get SLPed and vectorized defs). Fix indentation and spacing.
4849 (vectorizable_assignment): Handle SLP.
4850 (vectorizable_induction): Don't handle SLP for now.
4851 (vectorizable_operation): Likewise.
4852 (vectorizable_type_demotion): Add argument to
4853 vect_model_simple_cost.
4854 (vectorizable_type_promotion): Likewise.
4855 (vectorizable_store, vectorizable_load): Handle SLP.
4856 (vectorizable_condition): Don't handle SLP for now.
4857 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4858 no SLP transformation required for unsupported cases. Add SLP
4859 argument for supported cases.
4860 (vect_remove_stores): New function.
4861 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4862 (vect_transform_loop): Schedule SLP instances.
4863 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4865 2007-09-09 Andrew Haley <aph@redhat.com>
4867 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4870 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4872 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4873 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4874 Similar for what label_refs can go in the JUMP_TARGET field. Split
4875 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4876 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4877 REG_LABEL when replacing an operand with a LABEL_REF for a
4879 (subst_reloads): When replacing a LABEL_REG with a register,
4880 instead of generating a REG_LABEL note, assert that there already
4881 is one or that the label is a known target for the insn.
4882 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4883 note, check the JUMP_LABEL field. Remove "else" after return.
4884 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4885 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4886 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4887 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4888 insns. Iterate over all notes; don't assume there's only one.
4889 * cse.c (recorded_label_ref): Adjust comment to refer to
4891 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4892 insns, not just NONJUMP_INSN_P.
4893 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4894 isn't a jump target.
4895 * jump.c (rebuild_jump_labels): Adjust head comment.
4896 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4897 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4898 (mark_all_labels): For JUMP_P insns without a target, check if the
4899 the target is noted on the previous nonjump insn.
4900 (mark_jump_label_1): New function, guts from mark_jump_label.
4901 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4902 marking jump target labels.
4903 <case LABEL_REF>: Adjust for whether to generate a
4904 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4905 For 'E' format rtl, iterate in descending element order.
4906 (delete_related_insns): Handle both REG_LABEL_TARGET and
4907 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4908 reference count, delete and fallthrough. Move finding-next-
4909 non-deleted insn last in the function. Look at all INSN_P insns
4910 for REG_LABEL_OPERAND notes.
4911 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4913 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4914 JUMP_LABEL, output the INSN_UID of it.
4915 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4916 and/or REG_LABEL_TARGET.
4917 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4918 with jump.c copy by only adding notes for labels actually
4919 referenced in the insn.
4920 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4921 usage count increment; handle all INSN_P trial insns.
4922 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4924 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4925 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4926 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4928 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4929 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4930 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4931 on all INSN_P insns.
4932 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4933 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4934 REG_LABEL_OPERAND notes.
4935 * reload1.c (calculate_needs_all_insns): Adjust comments.
4936 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4937 * config/alpha/alpha.md (split for load of an address into a
4938 four-insn sequence on Unicos/Mk): Adjust to use
4940 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4942 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4945 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4946 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4947 FOR_BB_INSNS_SAFE instead of for loop.
4948 * cse.c (cse_extended_basic_block): Likewise.
4949 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4950 that the for loop does not invoke NEXT_INSN on a deleted insn.
4951 * function.c (instantiate_virtual_regs): Likewise.
4952 * lower-subreg.c (remove_retval_note): Likewise.
4953 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4955 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4957 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4958 insn, if it's a jump.
4959 (try_redirect_by_replacing_jump): New variable jump_p. Call
4960 tablejump_p before delete_insn_chain.
4961 * reload1.c (reload): New variable next. Make sure that the for
4962 loop does not invoke NEXT_INSN on a deleted insn.
4963 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4964 (delete_output_reload): New variable prev. Make sure the the for
4965 loops do not invoke PREV_INSN on a deleted insn.
4967 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4969 * pa/constraints.md: Remove 'X' from unused letters comment.
4971 2007-09-08 Richard Guenther <rguenther@suse.de>
4973 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4974 computed check stmt_ann->references_memory instead of counting
4977 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4979 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4980 validate_change() in one more case.
4982 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4984 PR tree-optimization/32283
4985 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4986 estimated_loop_iterations.
4987 (determine_use_iv_cost_condition): Decrease cost of expressions
4988 used in iv elimination.
4990 2007-09-08 Richard Guenther <rguenther@suse.de>
4992 * tree-cfg.c (verify_gimple_expr): Avoid building new
4993 pointer types, use TYPE_POINTER_TO if available instead.
4995 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4998 PR rtl-optimization/26449
4999 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5000 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5002 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5003 define_expand. Split insn in split1 pass.
5006 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5008 PR tree-optimization/33301
5009 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5012 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5014 PR tree-optimization/32183
5015 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5017 * tree-ssa-reassoc.c: Include cfgloop.h.
5018 (is_reassociable_op): Add a loop argument and return true only
5020 (linearize_expr): Updated.
5021 (should_break_up_subtract): Likewise.
5022 (linearize_expr_tree): Likewise.
5023 (init_reassoc): Call loop_optimizer_init with
5024 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5025 with CDI_DOMINATORS.
5026 (fini_reassoc): Call loop_optimizer_finalize.
5028 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5030 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5031 if there is no i-cache.
5033 2007-09-07 Richard Guenther <rguenther@suse.de>
5036 2007-09-06 Richard Guenther <rguenther@suse.de>
5038 PR tree-optimization/32586
5039 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5040 folding if nothing changed.
5041 (simplify_unary_expression): New function. Do tree combining
5042 on conversion like codes.
5043 (try_to_simplify): Call it.
5045 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5048 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5049 (__gthread_active,__gthread_start, __gthread_active_init): New.
5050 * gthr-posix95.h: Likewise.
5052 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5054 * function.h (struct function): Rename calls_unwind_init
5055 to saves_all_registers.
5056 (current_function_saves_all_registers): Renamed from
5057 current_function_calls_unwind_init.
5058 * reload1.c (reload): Set current_function_saves_all_registers.
5059 * except.c (expand_builtin_unwind_init): Likewise.
5060 * config/m68k/m68k.c (m68k_save_reg): Use
5061 current_function_saves_all_registers to save pic register.
5063 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5065 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5066 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5068 Reapply reverted changes:
5070 2007-09-06 Jan Hubicka <jh@suse.cz>
5072 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5075 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5077 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5078 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5080 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5082 * optabs.c (expand_float): Convert unsigned integer as signed only
5083 if it provides sufficient accuracy; add mode argument to real_2expN.
5084 (expand_fix): Fix comment typos; extend binary float into mode
5085 wider than destination for converion to unsigned integer; add mode
5086 argument to real_2expN.
5087 * real.c (real_2expN): Add mode argument to special-case decimal
5089 * real.h (real_2expN): Ditto.
5090 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5092 (fixed_from_string): Ditto.
5093 (fixed_to_decimal): Ditto.
5094 (fixed_convert_from_real): Ditto.
5095 (real_convert_from_fixed): Ditto.
5096 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5097 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5098 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5099 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5101 2007-09-07 Diego Novillo <dnovillo@google.com>
5103 * tree-flow.h (const_block_stmt_iterator): Remove.
5104 Update all users to use block_stmt_iterator.
5105 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5106 Update all users to use tree_stmt_iterator.
5108 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5110 * config/mips/mips.c (mips_set_current_function): Temporarily
5111 make this a no-op to fix bootstrap errors, pending rewrite.
5113 2007-09-07 Jan Hubicka <jh@suse.cz>
5115 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5118 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5120 PR tree-optimization/33299
5121 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5122 uses for all relevant loop-exit phis, not just the first.
5124 2007-09-07 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-operands.c (access_can_touch_variable): An access
5128 of the form (*p)[0] can touch a variable of same size.
5130 2007-09-07 Jan Hubicka <jh@suse.cz>
5132 * passes.c (init_optimization_passes): Add simple dce and addressable
5134 * tree-ssa.c (execute_update_addresses_taken): New function.
5135 (pass_update_address_taken): New.
5136 * tree-ssa-dse.c (execute_simple_dse): New function.
5137 (pass_simple_dse): New.
5138 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5140 2007-09-07 Tobias Burnus <burnus@net-b.de>
5143 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5145 2007-09-07 Richard Guenther <rguenther@suse.de>
5148 2007-09-06 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/32586
5151 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5152 folding if nothing changed.
5153 (simplify_unary_expression): New function. Do tree combining
5154 on conversion like codes.
5155 (try_to_simplify): Call it.
5157 2007-09-07 Richard Guenther <rguenther@suse.de>
5158 Uros Bizjak <ubizjak@gmail.com>
5160 PR tree-optimization/32821
5161 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5162 NULL in the call to set_bb_stmt_list.
5164 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5166 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5167 float calls here, rather than leaving some to the caller.
5168 Use call_internal_direct and call_value_internal_direct.
5169 * config/mips/mips.md (call_internal_direct): New pattern.
5170 (call_value_internal_direct): Likewise.
5172 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5174 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5175 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5177 (override_options): Set mips_base_move_loop_invariants.
5179 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5181 * config/mips/mips.opt (mcode-readable=): Move to keep list
5184 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5186 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5187 and -mgpopt options. Adjust the -G documentation to match.
5188 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5189 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5190 function, split out from mips_classify_symbol. Return false for
5191 !TARGET_LOCAL_SDATA.
5192 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5193 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5194 (override_options): Check whether the -mgpopt setting is consistent
5195 with the other flags.
5196 (symbolic_expression_p): Delete.
5197 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5198 and default_elf_select_rtx_section.
5199 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5200 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5201 external data and TARGET_EXTERN_SDATA.
5203 2007-09-07 Tobias Burnus <burnus@net-b.de>
5206 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5208 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5210 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5211 FOR_BB_INSNS_SAFE instead of for loop.
5212 * cse.c (cse_extended_basic_block): Likewise.
5213 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5214 that the for loop does not invoke NEXT_INSN on a deleted insn.
5215 * function.c (instantiate_virtual_regs): Likewise.
5216 * lower-subreg.c (remove_retval_note): Likewise.
5217 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5219 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5221 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5222 insn, if it's a jump.
5223 (try_redirect_by_replacing_jump): New variable jump_p. Call
5224 tablejump_p before delete_insn_chain.
5225 * reload1.c (reload): New variable next. Make sure that the for
5226 loop does not invoke NEXT_INSN on a deleted insn.
5227 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5228 (delete_output_reload): New variable prev. Make sure the the for
5229 loops do not invoke PREV_INSN on a deleted insn.
5231 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5233 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5234 * cgraph.h (rebuild_cgraph_edges): Declare.
5235 * tree-pass.h (pass_expand_omp_ssa): New.
5236 * omp-low.c (find_omp_clause): Export.
5237 (copy_var_decl): Split from omp_copy_decl_2.
5238 (build_omp_barrier): Return the call to emit instead of emitting
5240 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5242 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5243 expand_omp_for_generic, expand_omp_for_static_nochunk,
5244 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5245 Adapted to work on SSA form.
5246 (execute_expand_omp): Do not invalidate dominance information.
5247 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5248 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5249 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5251 (force_gimple_operand): Allow gimplifying code expressions without
5253 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5254 * common.opt (fopenmp-ssa): New.
5255 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5256 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5257 * tree-cfg.c: Include tree-inline.h.
5258 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5259 (replace_by_duplicate_decl, replace_ssa_name,
5260 mark_virtual_ops_in_region): New functions.
5261 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5262 to work on SSA form.
5263 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5264 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5267 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5269 * tree-loop-linear.c: Include obstack.h.
5270 (linear_transform_loops): New obstack lambda_obstack.
5271 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5272 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5273 and free afterwards.
5274 * lambda.h (struct obstack): New forward declaration.
5275 (lambda_linear_expression_new): New parameter of type struct
5277 (lambda_loopnest_new): Likewise.
5278 (lambda_loopnest_transform): Likewise.
5279 (lambda_body_vector_new): Likewise.
5280 (lambda_body_vector_compute_new): Likewise.
5281 (gcc_loopnest_to_lambda_loopnest): Likewise.
5282 (lambda_loopnest_to_gcc_loopnest): Likewise.
5283 * lambda-code.c: Include obstack.h.
5284 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5286 (lambda_body_vector_new): Likewise.
5287 (lambda_linear_expression_new): Likewise.
5288 (lambda_lattice_new): Likewise.
5289 (lambda_loopnest_new): Likewise. Additionally use obstack to
5290 allocate LN_LOOPS(ret).
5291 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5292 it to lambda_lattice_new.
5293 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5294 Pass it to lambda_body_vector_new.
5295 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5296 it to lambda_lattice_new.
5297 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5298 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5299 (lambda_compute_target_space): Likewise.
5300 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5301 Pass it to lambda_lattice_compute_base and
5302 compute_nest_using_fourieer_motzkin.
5303 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5304 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5305 and lambda_lattice_compute_target_space.
5306 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5307 Pass it to lambda_linear_expression_new.
5308 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5309 to gcc_tree_to_linear_expression.
5310 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5311 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5312 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5313 Pass it to lambda_body_vector_new and
5314 lambda_body_vector_compute_new.
5315 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5316 (lambda-code.o): Likewise.
5318 2007-09-06 Chao-ying Fu <fu@mips.com>
5320 * ginclude/stdfix.h: New file.
5321 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5322 (convert.o): Add dependence on fixed-value.h.
5323 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5324 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5325 to define fixed-point constants.
5326 (c_cpp_builtins): Define fixed-point constants.
5327 * convert.c (fixed-value.h): New include.
5328 (convert_to_real): Update comment to include fixed-point.
5329 Support FIXED_POINT_TYPE.
5330 (convert_to_integer): Update comment to include fixed-point.
5331 Support FIXED_POINT_TYPE.
5332 (convert_to_complex): Support FIXED_POINT_TYPE.
5333 (convert_to_fixed): New function.
5334 * convert.h (convert_to_fixed): Declare.
5335 * genopinit.c: Add comment about $Q for only fixed-point modes.
5336 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5337 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5338 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5339 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5340 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5341 usneg_optab for fixed-point modes.
5342 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5344 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5345 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5346 unsigned saturation optabs, when type is saturating.
5347 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5348 (expand_fixed_convert): New function.
5349 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5350 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5351 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5352 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5353 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5354 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5356 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5357 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5358 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5359 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5360 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5362 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5363 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5364 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5365 fractuns, satfractuns.
5366 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5367 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5368 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5369 OTI_ssmsub_widen, OTI_usmsub_widen.
5370 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5371 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5372 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5373 umsub_widen_optab, usmsub_widen_optab): Define.
5374 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5376 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5378 (expand_fixed_convert): Declare.
5379 * expr.c (convert_move): Support the move of fixed-point modes.
5380 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5381 (categorize_ctor_elements_1): Handle FIXED_CST.
5382 (count_type_elements): Handle FIXED_POINT_TYPE.
5383 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5384 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5386 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5387 multiply and add/subtract for fixed-point types.
5388 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5389 mode, we jump to binop directly.
5390 Support FIXED_CONVERT_EXPR.
5391 (do_store_flag): Check FIXED_CST to put a constant second.
5392 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5393 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5394 (const_vector_from_tree): Support FIXED_CST.
5395 * doc/extend.texi (Fixed-Point): New node.
5396 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5397 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5398 satfract, fractuns, satfractuns): Document them.
5400 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5402 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5403 addresses into I registers.
5405 2007-09-06 Jan Hubicka <jh@suse.cz>
5406 Andreas Tobler <a.tobler@schweiz.org>
5408 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5410 (machopic_legitimize_pic_address): Likewise.
5412 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5413 Jan Hubicka <jh@suse.cz>
5415 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5416 instead of ufloat_optab->handlers directly.
5417 (floatdidf2): Likewise.
5419 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5421 * config/mips/mips.c: Include diagnostic.h.
5422 (mips_set_current_function): Check errorcount and sorrycount
5423 before generating RTL.
5425 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5428 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5429 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5430 (print_operand_reloc): Likewise.
5432 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5436 2007-09-06 Jan Hubicka <jh@suse.cz>
5438 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5441 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5443 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5444 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5446 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5448 * optabs.c (expand_float): Convert unsigned integer as signed only
5449 if it provides sufficient accuracy; add mode argument to real_2expN.
5450 (expand_fix): Fix comment typos; extend binary float into mode
5451 wider than destination for converion to unsigned integer; add mode
5452 argument to real_2expN.
5453 * real.c (real_2expN): Add mode argument to special-case decimal
5455 * real.h (real_2expN): Ditto.
5456 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5458 (fixed_from_string): Ditto.
5459 (fixed_to_decimal): Ditto.
5460 (fixed_convert_from_real): Ditto.
5461 (real_convert_from_fixed): Ditto.
5462 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5463 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5464 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5465 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5467 2007-09-06 Tom Tromey <tromey@redhat.com>
5469 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5470 * c-pch.c (c_common_read_pch): Restore current location after
5472 * tree.c (expand_location): Update.
5473 (expr_filename): Changed return type. Unified the two cases.
5474 (expr_lineno): Likewise.
5475 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5477 * toplev.c (line_table): Changed type.
5478 (general_init): Update.
5479 (realloc_for_line_map): New function.
5480 (general_init): Allocate line_table using GC.
5481 * fix-header.c (line_table): Changed type.
5482 (read_scan_file): Update.
5483 (read_scan_file): Update.
5484 * c-ppoutput.c (maybe_print_line): Update.
5485 (print_line): Update.
5486 (cb_line_change): Update.
5487 (cb_define): Update.
5488 (pp_file_change): Update.
5489 * c-opts.c (c_common_init_options): Update.
5490 (finish_options): Update.
5491 (push_command_line_include): Update.
5492 * c-lex.c (cb_line_change): Update.
5493 (cb_def_pragma): Update.
5494 (cb_define): Update.
5496 (c_lex_with_flags): Use cpp_get_token_with_location.
5497 * input.h (line_table): Changed type.
5498 (location_from_locus): New macro.
5499 * tree.h (EXPR_FILENAME): No longer an lvalue.
5500 (EXPR_LINENO): Likewise.
5501 (expr_locus, set_expr_locus): Declare separately for
5502 USE_MAPPED_LOCATION.
5503 (expr_filename, expr_lineno): Changed return type.
5504 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5505 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5506 (expand_gimple_basic_block): Likewise.
5507 * final.c (final_scan_insn): Use expanded_location.
5509 2007-09-06 Richard Guenther <rguenther@suse.de>
5511 PR tree-optimization/32586
5512 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5513 folding if nothing changed.
5514 (simplify_unary_expression): New function. Do tree combining
5515 on conversion like codes.
5516 (try_to_simplify): Call it.
5517 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5518 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5520 2007-09-06 Jan Hubicka <jh@suse.cz>
5523 * cse.c (fold_rtx): Avoid invalid sharing.
5525 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5527 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5528 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5530 2007-09-06 Revital Eres <eres@il.ibm.com>
5532 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5533 Fix offsettable memory reference for 750CL.
5535 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5537 * reload.c (find_reloads_address_1): Try to preserve original
5538 base/index regclass of operands.
5539 * regrename.c (scan_rtx_address): Likewise.
5540 (replace_oldest_value_addr): Likewise.
5542 2007-09-06 Richard Guenther <rguenther@suse.de>
5544 PR tree-optimization/33302
5545 * domwalk.c (walk_dominator_tree): The exit block is
5546 interesting even if it is not reachable.
5548 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5551 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5553 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5555 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5558 2007-09-05 Ian Lance Taylor <iant@google.com>
5560 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5562 (dump_generic_node): Likewise.
5563 * print-rtl.c (print_decl_name): Likewise.
5564 * print-tree.c (print_node_brief): Likewise.
5565 (print_node): Likewise.
5566 * Makefile.in (RTL_BASE_H): Add alias.h.
5569 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5571 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5573 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5574 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5576 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5578 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5579 (tm_defines): Define UCLIBC_DEFAULT to 1.
5580 (extra_options): Add linux.opt.
5581 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5582 (CRT_CALL_STATIC_FUNCTION): Likewise.
5583 (NO_IMPLICIT_EXTERN_C): Likewise.
5584 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5585 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5586 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5587 (ENDFILE_SPEC): Don't define.
5588 (LIB_SPEC): Likewise.
5589 (CRT_CALL_STATIC_FUNCTION): Likewise.
5590 (NO_IMPLICIT_EXTERN_C): Likewise.
5591 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5592 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5594 2007-09-06 Jan Hubicka <jh@suse.cz>
5596 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5599 2007-09-06 Jan Hubicka <jh@suse.cz>
5601 * opts.c (common_handle_option): Enable inlining functions for
5604 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5606 * builtin-attrs.def (ATTR_NONNULL_3): New.
5607 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5608 ATTR_NOTHROW_NONNULL_##FA.
5609 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5610 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5611 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5612 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5613 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5614 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5615 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5617 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5618 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5619 ATTR_FORMAT_NOTHROW_3_4): Remove.
5620 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5621 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5622 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5623 instead of ATTR_FORMAT_*_*.
5625 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5627 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5628 parts re-used for REG_FRAME_RELATED_EXPR.
5630 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5632 * optabs.c (expand_float): Convert unsigned integer as signed only
5633 if it provides sufficient accuracy; add mode argument to real_2expN.
5634 (expand_fix): Fix comment typos; extend binary float into mode
5635 wider than destination for converion to unsigned integer; add mode
5636 argument to real_2expN.
5637 * real.c (real_2expN): Add mode argument to special-case decimal
5639 * real.h (real_2expN): Ditto.
5640 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5642 (fixed_from_string): Ditto.
5643 (fixed_to_decimal): Ditto.
5644 (fixed_convert_from_real): Ditto.
5645 (real_convert_from_fixed): Ditto.
5646 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5647 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5648 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5649 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5651 2007-09-05 Ian Lance Taylor <iant@google.com>
5653 * init-regs.c (initialize_uninitialized_regs): Call
5654 emit_insn_before rather than add_insn_before.
5656 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5658 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5659 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5660 * tree-inline.h (copy_body_data): Add call_expr field.
5661 * tree-inline.c (expand_call_inline): Initialize call_expr.
5662 (copy_bb): Append anonymous inline fn arguments to arguments
5663 when inlining a CALL_EXPR_VA_ARG_PACK call.
5664 * builtins.c (expand_builtin): Issue an error if
5665 BUILT_IN_VA_ARG_PACK is seen during expand.
5666 (fold_call_expr, fold_builtin_call_array): Don't fold
5667 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5668 __builtin_va_arg_pack () call as last argument.
5669 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5670 function is __builtin_va_arg_pack (), decrease number of call
5671 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5672 * expr.c (expand_expr_real_1): Issue an error if
5673 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5674 * tree-pretty-print.c (dump_generic_node): Handle printing
5675 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5676 * doc/extend.texi (__builtin_va_arg_pack): Document.
5678 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5680 PR tree-optimization/21513
5681 * builtins.c (build_builtin_expect_predicate): New function.
5682 (fold_builtin_expect): Add argument for expected value.
5683 Distribute __builtin_expect over short-circuiting operations.
5684 Fold nested builtin_expects.
5685 (fold_builtin_2): Adjust call to fold_builtin_expect.
5687 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5690 PR tree-optimization/13756
5691 * doc/invoke.texi (Options That Control Optimization): Document
5694 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5696 * gcc/config/i386/cpuid.h: New file.
5697 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5698 (describe_cache): Shrink size and line strings to 100 bytes.
5699 (detect_caches_amd): Return "" for unsupported max_ext_level.
5700 Use __cpuid function.
5701 (detect_caches_intel): Return "" for unsupported max_level.
5702 Use __cpuid function.
5703 (host_detect_local_cpu): Change feature flag variables to
5704 unsigned int. Initialize only extended feature flag variables.
5705 Use __get_cpuid_max to determine max supported cpuid level.
5706 Use __cpuid function to determine supported features. Fix
5707 calculation of family id. Remove is_amd and check signature
5708 directly. Check for Geode signature. Handle family 4 id.
5709 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5710 cpu discovery code to lower part of the function.
5711 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5712 for sub-architecture.
5713 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5714 [PROCESSOR_K8]: Add k8-sse3 architecture.
5715 [PROCESSOR_NOCONA]: Remove.
5716 [PROCESSOR_GENERIC64]: Ditto.
5717 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5718 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5719 to check for SSE and FXSAVE support.
5720 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5721 Add -minline-all-stringops.
5722 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5723 (x86_64-*-*): Ditto.
5725 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5727 * config/bfin/linux-unwind.h: New file.
5728 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5729 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5731 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5733 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5734 * stmt.c: Include alloc-pool.h.
5735 (struct case_node): Remove GTY marker.
5736 (add_case_node): New parameter case_node_pool. Use it for
5738 (expand_case): New allocation pool case_node_pool. Initialize it,
5739 pass to add_case_node and free it.
5741 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5742 David Ung <davidu@mips.com>
5743 Nigel Stephens <nigel@mips.com>
5745 Add mips16/nomips16 function attributes and -mflip-mips16 option
5746 for testing mixed-mode compilation.
5748 * config/mips/mips.opt (mflip-mips16): New.
5750 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5751 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5753 * config/mips/mips.c (mips_base_target_flags): New.
5754 (mips_base_mips16): New.
5755 (mips_base_schedule_insns): New.
5756 (mips_base_reorder_blocks_and_partition): New.
5757 (mips_base_align_loops): New.
5758 (mips_base_align_jumps): New.
5759 (mips_base_align_functions): New.
5760 (mips16_flipper): New.
5761 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5762 (TARGET_SET_CURRENT_FUNCTION): Define.
5763 (mips_mips16_type_p, mips_nomips16_type_p): New.
5764 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5765 (mips_function_ok_for_sibcall): Make it deal with functions with
5767 (mips_init_split_addresses): New, split out from override_options.
5768 (mips_init_relocs): New, split out from override_options.
5769 (was_mips16_p): New.
5770 (mips_set_mips16_mode): New, split out from override_options.
5771 (mips_set_current_function): New.
5772 (override_options): Add sorry for unsupported mips16/pic
5773 combination. Remove error for mips16/dsp combination. Save
5774 base option settings.
5775 (mips_file_start): Move mips16 mode setting output from here....
5776 (mips_output_function_prologue): ....to here.
5777 (mips_output_mi_thunk): Check for mips16 function.
5778 (build_mips16_function_stub): Don't set .mips16 here.
5779 (build_mips16_call_stub): Likewise.
5780 (mips_expand_builtin): Error in mips16 mode.
5781 (mips_use_mips16_mode_p): New.
5782 (mips_encode_section_info): Check for mips16 function, and set
5783 SYMBOL_REF_FLAGS accordingly.
5785 * doc/extend.texi (Function Attributes): Document new
5786 mips16/nomips16 attributes.
5787 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5788 (MIPS Options): Document -mflip-mips16.
5790 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5792 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5793 if we encounter TLS address in MIPS16 mode.
5794 (mips_legitimize_const_move): Check cannot_force_const_mem for
5795 the (const (plus symbol offset)) case; this forces invalid TLS
5796 address in MIPS16 mode to be caught by the above call to sorry.
5797 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5798 because that now enables emutls, which is not ABI compatible
5799 with native TLS in non-MIPS16 mode.
5801 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5803 Add target hook invoked when cfun changes.
5805 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5806 * target.h (struct gcc_target): Add set_current_function.
5807 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5808 (TARGET_INITIALIZER): Add initializer for set_current_function.
5809 * tree.h (push_struct_function): New.
5810 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5812 (set_cfun): Declare.
5813 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5815 (push_function_context_to): Use allocate_struct_function
5816 to create null context, not init_dummy_function_start. Use set_cfun.
5817 (pop_function_context_from): Use set_cfun.
5818 (in_dummy_function): New.
5819 (invoke_set_current_function_hook): New.
5821 (push_cfun, pop_cfun): Use set_cfun.
5822 (push_struct_function): New.
5823 (allocate_struct_function): Call invoke_set_current_function_hook
5825 (prepare_function_start): Don't set cfun here. Remove unused
5826 argument; fix all callers.
5827 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5828 push_struct_function.
5829 (init_function_start): Set cfun here.
5830 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5831 * omp-low.c (create_omp_child_function): Use push_struct_function
5832 and pop_cfun to save/restore state.
5833 (expand_omp_parallel): Remove unused saved_cfun variable.
5834 * cgraphunit.c (ipa_passes): Use set_cfun.
5835 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5836 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5837 * matrix-reorg.c (transform_allocation_sites): Likewise.
5838 (matrix_reorg): Use set_cfun.
5839 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5840 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5841 assignment to cfun; use set_cfun for the other.
5842 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5843 (dump_function_to_file): Use push_cfun/pop_cfun here.
5844 * c-decl.c (finish_function): Use set_cfun.
5846 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5848 * regrename.c (rerename_optimize): Use deferred rescanning and
5849 insert explicit calls to rescan insns when changed.
5851 2007-09-05 Jan Hubicka <jh@suse.cz>
5853 * optabs.c (libfunc_entry): Change optab to integer.
5854 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5855 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5856 of pointers for hashing.
5858 2007-09-05 Jan Hubicka <jh@suse.cz>
5860 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5862 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5863 * see.c (pass_see): Likewise.
5864 * tracer.c (pass_tracer): Likewise.
5865 * postreload-gcse.c (pass_gcse2): Likewise.
5866 * postreload.c (pass_postreload_cse): Likewise.
5867 * mode-switching.c (pass_mode_switching): Likewise.
5868 * modulo-sched.c (pass_sms): Likewise.
5869 * cse.c (cse_insn): Likewise.
5870 * web.c (pass_web): Likweise.
5871 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5872 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5873 * loop-init.c (pass_rtl_loop_init): Likewise.
5874 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5875 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5876 * global.c (pass_global_alloc): Likewise.
5877 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5878 pass_if_after_reload): Likewise.
5879 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5880 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5881 * regmove.c (pass_regmove): Likewise.
5882 * function.c (pass_thread_prologugues_epilogues): Likewise.
5883 * gcse.c (pass_gcse): Likewise.
5884 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5885 * lower-subreg.c (pass_lower_subreg2): Likewise.
5886 * bt-load.c (pass_branch_target_load): Likewise.
5887 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5888 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5889 * combine.c (pass_combine): Likewise.
5890 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5891 (pass_partition_blocks): Likewise.
5892 * var-tracking.c (pass_variable_track): Likewise.
5893 * reg-stack.c (pass_stack_regs_run): Likewise.
5894 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5895 * passes.c (pass_postreload): Likewise.
5896 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5897 * tree-pass.h (TODO_verify_rtl_sharing): New.
5898 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5899 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5900 TODO_set_props, TODO_df_finish, TODO_df_verify,
5901 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5903 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5905 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5906 fold_real_zero_addition_p, reorder_operands_p,
5907 div_if_zero_remainder, fold_undefer_overflow_warnings,
5908 int_binop_types_match_p, fold_convert_const_int_from_int,
5909 fold_convert_const_int_from_real,
5910 fold_convert_const_int_from_fixed,
5911 fold_convert_const_real_from_real,
5912 fold_convert_const_real_from_fixed,
5913 fold_convert_const_fixed_from_fixed,
5914 fold_convert_const_fixed_from_int,
5915 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5916 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5917 debug_fold_checksum, multiple_of_p): Constify.
5918 * tree-flow-inline.h (get_lineno): Likewise.
5919 * tree-flow.h (get_lineno): Likewise.
5920 * tree-object-size.c (compute_object_offset, addr_object_size,
5921 alloc_object_size, pass_through_call): Likewise.
5922 * tree-pretty-print.c (op_symbol, print_call_name,
5923 print_struct_decl, do_niy): Likewise.
5924 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5925 debug_fold_checksum): Likewise.
5927 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5930 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5931 note, remove the associated REG_RETVAL note.
5933 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5935 * config.gcc (powerpc*-*-*): Install
5936 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5937 * config/rs6000/spu2vmx.h: New header.
5938 * config/rs6000/si2vmx.h: New header.
5939 * config/rs6000/vec_types.h: New header.
5941 2007-09-05 Ben Elliston <bje@au.ibm.com>
5943 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5945 2007-09-05 Ben Elliston <bje@au.ibm.com>
5947 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5949 (__stdcx): Make asm volatile.
5950 (__stwcx, __stdcx): Return only 0 or 1.
5952 2007-09-05 Jan Hubicka <jh@suse.cz>
5956 2007-09-04 Jan Hubicka <jh@suse.cz>
5957 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5959 2007-09-04 Richard Guenther <rguenther@suse.de>
5960 * tree-ssa-operands.c (add_virtual_operand): Only mark
5961 stores as has_volatile_ops if alias information is not available.
5963 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5965 * config/rs6000/tramp.asm: Include config.h.
5966 Check __PIC__ or __pic__ macro instead of SHARED.
5968 PR rtl-optimization/32300
5969 * see.c (see_copy_insn): New function.
5970 (see_def_extension_not_merged, see_merge_one_use_extension,
5971 see_merge_one_def_extension): Use it. Avoid changing
5972 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5973 into sequences. Call df_insn_delete on temporary insns
5974 that won't be emitted into the insn stream.
5975 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5976 and run df_process_deferred_rescans () before run_fast_dce.
5978 PR tree-optimization/33017
5979 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5980 recurse for pure or const function calls.
5982 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5984 * c-format.c: Include alloc-pool.h.
5985 (check_format_info_main): New argument fwt_alloc. Use allocation
5986 pool instead of GC. Remove GC deallocation code.
5987 (check_format_arg): Create allocation pool, pass it to
5988 check_format_info_main and free it afterwards.
5989 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5991 2007-09-05 Ben Elliston <bje@au.ibm.com>
5993 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5994 Rename count macro arugment for clarity.
5995 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5996 (__protected_stream_set): Likewise, pass 0.
5998 2007-09-04 Jan Hubicka <jh@suse.cz>
6000 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6002 2007-09-04 Jan Hubicka <jh@suse.cz>
6004 * invoke.texi (-finline-small-functions): Document.
6005 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6006 when deciding what is inlinable.
6007 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6008 (cgraph_decide_inlining_of_small_function): Handle new flags.
6009 (cgraph_decide_inlining_incrementally): Likewise.
6010 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6011 * common.opt (finline-small-functions): New.
6012 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6014 2007-09-04 Richard Guenther <rguenther@suse.de>
6016 * tree-ssa-operands.c (add_virtual_operand): Only mark
6017 stores as has_volatile_ops if alias information is not available.
6019 2007-09-04 Andrew Haley <aph@redhat.com>
6021 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6023 2007-09-04 Andrew Haley <aph@redhat.com>
6025 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6026 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6027 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6029 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6032 * common.opt: Mention ABI version 2 in comment.
6034 2007-09-04 Jan Hubicka <jh@suse.cz>
6036 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6037 (libfunc_entry): New structure.
6038 (libfunc_hash): New hashtable.
6039 (hash_libfunc): New function.
6040 (eq_libfunc): New function.
6041 (convert_optab_libfunc): New function.
6042 (optab_libfunc): New function.
6043 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6044 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6045 expand_float, expand_fix, new_optab, new_convert_optab):
6046 Update for new libfunc API.
6047 (init_libfunc, init_integral_libfuncs,
6048 init_floating_libfuncs, init_interclass_conv_libfuncs
6049 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6050 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6051 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6052 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6053 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6054 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6055 gen_extend_conv_libfunc): New.
6056 (init_one_libfunc): Revamp for hashtables.
6057 (set_conv_libfunc): Likewise.
6058 (init_optabs): Initialize hashtable; use lazy initialization where
6060 * optabs.h (optab_handlers): Move out of GGC.
6061 (optab, convert_optab): Move out of GGC; add lazy gen info.
6062 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6063 (optab_libfunc, convert_optab_libfunc): New.
6064 * builtins.c (expand_builtin_powi): Update for new API.
6065 * expr.c (convert_move): Likewise.
6066 * expmed.c (expand_divmod): Likewise.
6068 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6070 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6071 GOT pointer only if there is a constant pool. Use the allocated space
6074 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6076 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6079 2007-09-04 Revital Eres <eres@il.ibm.com>
6080 Richard Guenther <rguenther@suse.de>
6081 R. Clint Whaley <whaley@cs.utsa.edu>
6083 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6085 * tree-tailcall.c (process_assignment): Use -fassociative-math
6086 when reodering operands of floating-point type.
6087 * fold-const.c (fold_comparison, fold_binary): Use
6088 -fassociative-math and -freciprocal-math instead of
6089 -funsafe-math-optimization flag.
6090 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6091 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6092 -freciprocal-math instead of -funsafe-math-optimizations.
6093 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6094 -fassociative-math when -ffast-math is set.
6095 (set_unsafe_math_optimizations_flags): New Function
6096 to set -freciprocal-math and -fassociative-math when
6097 -funsafe-math-optimizations is set.
6098 (common_handle_option): Call it.
6099 * tree-vectorizer.c (vect_is_simple_reduction): Use
6100 -fassociative-math when doing reduction on floats.
6101 * loop-unroll.c (analyze_insn_to_expand_var): Use
6102 -fassociative-math when expanding an accumulator of type float.
6103 * simplify-rtx.c (simplify_binary_operation_1): Use
6104 -fassociative-math and -freciprocal-math when reordeing operands
6105 of floating-point type.
6106 * combine.c (combine_simplify_rtx): Likewise.
6107 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6109 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6111 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6114 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6116 2007-09-04 Jan Hubicka <jh@suse.cz>
6118 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6120 2007-09-04 Jan Hubicka <jh@suse.cz>
6122 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6123 and corresponding MATCH_DUP.
6125 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6128 * combine.c (subst): Do not try to simplify X if it represents load
6129 of FP constant from the constant pool via float extension.
6131 2007-09-04 Ben Elliston <bje@au.ibm.com>
6133 * c-opts.c: Include "tm_p.h".
6134 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6136 2007-09-04 Richard Guenther <rguenther@suse.de>
6138 PR tree-optimization/33291
6139 * tree-pretty-print.c (dump_generic_node): Dump all
6140 qualifiers for pointer types, not only first. Dump
6141 qualifiers for aggregate types as well.
6142 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6143 use the canonical type for building ARRAY_REFs.
6144 * gimplify.c (canonicalize_addr_expr): Clean up. The
6145 correct validness check is compatibility of the pointer
6146 types. Always use the canonical type for building
6147 ARRAY_REFs and ADDR_EXPRs.
6148 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6149 change that disabled propagation of ADDR_EXPRs into statements
6152 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6154 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6155 (umulsi3_highpart): Make into expanders; existing insns are
6156 now named *[insn]_nov6. Add stars to existing [insn]_v6
6157 counterparts' names.
6159 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6161 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6162 (unprotoize.o): Remove SHLIB_MULTILIB.
6164 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6166 * doc/extend.texi: Document progmem attribute for AVR.
6168 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6171 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6173 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6175 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6178 * optabs.c: Remove unnecessary forward declarations.
6179 (expand_unop_direct): New, broken out of expand_unop.
6180 (expand_doubleword_clz): New.
6181 (expand_ctz): Move above expand_ffs. Use
6182 start_sequence, end_sequence, add_equal_note, and
6183 expand_unop_direct. Add more commentary.
6184 (expand_ffs): Try both ctz optab and expand_ctz.
6185 Generate a test and branch if the hardware doesn't give us
6186 a useful value for input zero. Style improvements similar to
6189 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6191 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6193 * config.gcc: Delete stanza for arm-semi-aof and
6194 armel-semi-aof targets.
6195 * config/arm/arm-protos.h
6197 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6198 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6199 delete aof_pic_label and remove mention of AOF in comments.
6200 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6202 * config/arm/semiaof.h
6203 * config/arm/t-semi: Delete file.
6205 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6207 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6208 CONST_CAST_BB): New macros for type-specific casts.
6209 (CONST_CAST): Add a TYPE parameter and define it in terms of
6212 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6213 * c-lex.c (cb_ident, lex_string): Likewise,
6214 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6215 * config/i386/i386.c (ix86_function_regparm,
6216 ix86_function_sseregparm): Use CONST_CAST_TREE.
6217 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6219 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6220 give_switch, set_multilib_dir): Likewise,
6221 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6222 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6223 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6224 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6225 * prefix.c (update_path): Likewise,
6226 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6227 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6228 * tree-cfg.c (tree_can_merge_blocks_p,
6229 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6230 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6231 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6232 (attribute_list_contained): Use CONST_CAST_TREE.
6234 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6236 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6238 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6241 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6242 before forcing them into a register.
6244 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6246 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6247 rather than define_code_macro.
6249 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6251 * gcc.c (xputenv): New function.
6252 (putenv_from_prefixes): Use xputenv instead of putenv.
6253 (process_command): Use xputenv instead of putenv.
6254 (set_collect_gcc_options): Use xputenv instead of putenv.
6255 (main): Use xputenv instead of putenv.
6257 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6259 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6260 availability of swap instruction.
6261 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6263 2007-09-03 Revital Eres <eres@il.ibm.com>
6265 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6268 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6269 Ayal Zaks <zaks@il.ibm.com>
6270 Revital Eres <eres@il.ibm.com>
6272 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6273 compute_split_row): New functions.
6274 (ps_unschedule_node): Remove.
6275 (normalize_sched_times): Iterate over the already scheduled
6276 insns instead of the number of nodes.
6277 (MAX_SPLIT_NUM): New definition.
6278 (sms_schedule_by_order): Change the scheduling heuristic to
6279 avoid useless increases of initiation interval ii.
6280 (get_sched_window): Add dump printouts.
6282 2007-09-02 David Daney <ddaney@avtrex.com>
6284 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6285 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6286 (optab, insn): Add more attributes.
6287 (fetchop_bit): New code macro.
6288 (immediate_insn): New code macro attribute.
6289 (sync): Change condition to ISA_HAS_SYNC.
6290 (rdhwr): Change predicate for operand 0 to register_operand.
6291 (memory_barrier): New expand.
6292 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6293 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6294 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6295 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6296 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6297 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6298 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6299 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6300 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6302 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6303 Hans-Peter Nilsson <hp@axis.com>
6305 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6306 Defined to describe availability and behavior of CLZ.
6307 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6308 * config/cris/cris.opt: Tweak comment for "-metrax4".
6309 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6310 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6311 (count_leading_zeros): Define.
6313 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6315 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6317 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6320 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6323 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6325 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6326 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6327 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6328 sched-deps.c, sched-int.h, system.h, target.h,
6329 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6330 tree.def: Fix comment typos.
6332 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6334 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6335 (override_options): Turn on -mstrict-align on non-ColdFire
6337 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6339 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341 * c-common.c (const_strip_array_types): Delete.
6342 * c-common.h (const_strip_array_types): Likewise.
6343 * emit-rtl.c (const_next_insn, const_previous_insn,
6344 const_next_nonnote_insn, const_prev_nonnote_insn,
6345 const_next_real_insn, const_prev_real_insn,
6346 const_next_active_insn, const_prev_active_insn, const_next_label,
6347 const_prev_label): Delete.
6348 * gimple-low.c (block_may_fallthru): Use expr_last.
6349 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6350 * rtl.h (const_previous_insn, const_next_insn,
6351 const_prev_nonnote_insn, const_next_nonnote_insn,
6352 const_prev_real_insn, const_next_real_insn,
6353 const_prev_active_insn, const_next_active_insn, const_prev_label,
6354 const_next_label): Delete.
6355 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6356 * system.h (CONST_CAST): Update comment.
6357 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6358 (const_first_stmt, const_last_stmt): Delete.
6359 (tree_block_ends_with_condjump_p): Use last_stmt.
6360 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6361 * tree-iterator.c (const_expr_first, const_expr_last,
6362 const_expr_only): Delete.
6363 * tree.c (const_lookup_attribute): Likewise.
6364 (attribute_list_contained): Use lookup_attribute.
6365 * tree.h (const_lookup_attribute, const_expr_first,
6366 const_expr_last, const_expr_only): Delete.
6368 2007-09-01 Richard Guenther <rguenther@suse.de>
6370 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6371 instead of TREE_THIS_VOLATILE.
6372 * tree-ssa-operands.c (add_virtual_operand): Do not set
6373 has_volatile_ops. Do not check s_ann for NULL.
6374 (get_indirect_ref_operands): Likewise.
6375 (get_expr_operands): Likewise. For all reference trees
6376 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6377 check base of reference for TREE_THIS_VOLATILE.
6379 2007-09-01 Richard Guenther <rguenther@suse.de>
6381 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6382 between integral types. Also allow conversions between
6385 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6387 * optabs.c (prepare_float_lib_cmp): Use
6388 libgcc_cmp_return_mode instead of word_mode.
6389 * config/dfp-bit.h: Likewise.
6390 * config/fp-bit.h: Likewise.
6391 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6393 (spu_libgcc_shift_count_mode): New function.
6394 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6395 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6397 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6399 * tree-pretty-print.c: Include output.h.
6400 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6401 HOST_WIDE_INT_PRINT_DEC.
6402 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6404 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6406 PR rtl-optimization/33224
6407 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6408 to the analysed region.
6410 2007-08-31 Richard Guenther <rguenther@suse.de>
6412 * function.c (allocate_struct_function): Do not set
6413 current_function_returns_pointer.
6414 * function.h (struct var_refs_queue): Remove.
6415 (struct simple_obstack_stack): Likewise.
6416 (struct function): Remove fixup_var_refs_queue member.
6417 Remove returns_pointer flag.
6418 (current_function_returns_pointer): Remove define.
6420 2007-08-31 Nick Clifton <nickc@redhat.com>
6422 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6423 secondary keys in order to obtain a stable sort.
6425 2007-08-31 Nick Clifton <nickc@redhat.com>
6428 * config/m32r/constraints.md: Add W constraint for integer zero.
6429 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6430 Fix length calculation by using alternatives.
6432 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6434 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6435 split out from expand_binop.
6436 (avoid_expensive_constant): New function.
6437 (expand_binop_directly): Remove commutative_op argument and
6438 (expand_binop_directly): Remove commutative_op argument and
6439 call cummutative_optab_p instead. Do not change op0 or op1
6440 when swapping xop0 and xop1. Apply avoid_expensive_constant
6441 to each argument after potential swapping. Enforce the
6442 canonical order of commutative operands.
6443 (expand_binop): Use shift_optab_p and commutative_optab_p.
6444 Update the calls to expand_binop_directly. Only force constants
6445 into registers when widening an operation. Only swap operands
6446 once a direct expansion has been rejected.
6447 (expand_twoval_binop): Only force constants into registers when
6448 using a direct expansion.
6450 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6452 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6453 (sched_analyze_insn): Don't postprocess speculative dependencies when
6454 target has no scheduling.
6455 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6456 'uninitialized' warning.
6458 2007-08-31 Richard Guenther <rguenther@suse.de>
6460 * tree.c (build_complex_type): Always set TYPE_NAME for
6463 2007-08-31 Olivier Hainque <hainque@adacore.com>
6465 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6466 internal macro. Default alignment factor for csect directives, chosen
6467 to match what BIGGEST_ALIGNMENT allows.
6468 (DATA_SECTION_ASM_OP): Use it.
6469 * config/rs6000/rs6000.c
6470 (rs6000_xcoff_output_readonly_section_asm_op):
6471 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6472 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6474 2007-08-31 Olivier Hainque <hainque@adacore.com>
6476 * dbxout.c (dbxout_block): Move declaration within the first
6477 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6478 block to include the definition, together with the associated
6481 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6482 Revital Eres <eres@il.ibm.com>
6484 * doc/invoke.texi (-mpaired): Document flag.
6485 * config.gcc: Include paired.h in powerpc extra_headers and
6486 750cl.h in powerpc-*-linux*paired*.
6487 * config/rs6000/rs6000.opt (-mpaired): New flag.
6488 * config/rs6000/rs6000.c (paired_init_builtins,
6489 paired_expand_builtin, paired_expand_lv_builtin,
6490 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6491 New functions to support the paired single builtin functions.
6492 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6493 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6495 (bdesc_paired_preds): New structure for paired predicate
6497 (rs6000_expand_builtin): Expand paired single builtins.
6498 (rs6000_init_builtins): Init paired single builtins.
6499 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6500 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6501 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6502 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6503 (rs6000_vector_mode_supported_p): Support paired vector mode.
6504 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6505 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6507 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6508 (DATA_ALIGNMENT): Likewise.
6509 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6510 (rs6000_builtins): Add PAIRED builtins.
6511 * config/rs6000/rs6000.md: Include paired.md.
6512 * config/rs6000/paired.h: New.
6513 * config/rs6000/paired.md: New.
6514 * config/rs6000/750cl.h: New.
6515 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6517 2007-08-30 Ollie Wild <aaw@google.com>
6519 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6520 * gcc.c (default_compilers): Add -fno-directives-only to
6521 @assembler-with-cpp.
6523 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6527 * regclass.c (initial_fixed_regs): Revert previous change and make
6529 (initial_call_used_regs): Likewise.
6530 (initial_call_really_used_regs): Delete, reverting previous addition.
6531 (initial_reg_names): Likewise.
6532 (init_reg_sets): Revert previous change.
6533 (saved_fixed_regs): New.
6534 (saved_call_used_regs): New.
6535 (saved_call_really_used_regs): New.
6536 (saved_reg_names): New.
6537 (save_register_info): New.
6538 (restore_register_info): New.
6539 (init_reg_sets_1): Replace reset of register info with call to
6540 restore_register_info.
6541 * rtl.h (save_register_info): Declare.
6542 * toplev.c (backend_init): Call save_register_info.
6544 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6546 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6547 from the original statement.
6549 2007-08-30 Chao-ying Fu <fu@mips.com>
6551 * c-lex.c (interpret_fixed): Declare.
6552 (interpret_float): Process _Fract and _Accum.
6553 (interpret_fixed): New function.
6554 * final.c (output_addr_const): Process CONST_FIXED.
6555 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6556 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6558 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6560 (simplify_immed_subreg): Support CONST_FIXED.
6561 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6562 (simplify_subreg): Support CONST_FIXED.
6564 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6566 * config/rs6000/ppu_intrinsics.h: New file.
6567 * config.gcc (powerpc*-*-* <extra_headers>): Install
6570 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6572 * cfg.c (dump_flow_info): Change to also print entry and exit
6574 * print-rtl.c (print_rtl_single): Allow to print rtl with
6577 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6579 * df-core.h (df_dump_region): New function.
6580 * df.h (df_dump_region): New function.
6581 * loop-invariant.c (find_defs): Add call to df_dump_region.
6582 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6585 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6588 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6589 true if any of the compare_section_name calls returned true,
6590 rather than if any returned false.
6592 2007-08-30 Richard Guenther <rguenther@suse.de>
6594 PR tree-optimization/33199
6595 * tree-ssa-structalias.c (handle_lhs_call): New function.
6596 (find_func_aliases): In non-IPA mode make sure that for
6597 calls that return a pointer we add a constraint for the
6598 result to point to anything.
6600 2007-08-30 Richard Guenther <rguenther@suse.de>
6602 * doc/invoke.texi (-mveclibabi): Document new target option.
6603 * config/i386/i386.opt (-mveclibabi): New target option.
6604 * config/i386/i386.c (ix86_veclib_handler): Handler for
6605 vectorization library support.
6606 (override_options): Handle the -mveclibabi option, initialize
6607 the vectorization library handler.
6608 (ix86_builtin_vectorized_function): As fallback call the
6609 vectorization library handler, if set.
6610 (ix86_veclibabi_acml): New static function for ACML ABI style
6611 vectorization support.
6613 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6615 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6616 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6617 SImode and update m. Don't run gen_lowpart_common on arbitrary
6618 memory address, force it to register first.
6621 * dce.c (dce_process_block): Don't delete setters of
6622 artificially used registers.
6624 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6626 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6627 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6628 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6630 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6632 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6634 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6635 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6637 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * system.h: Activate -Wcast-qual as warning-only.
6641 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6644 * config/rs6000/rs6000.c (compare_section_name): New function.
6645 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6648 2007-08-29 Olivier Hainque <hainque@adacore.com>
6650 * xcoffout.c: #include debug.h.
6651 * Makefile.in (xcoffout.o): Add debug.h dependency.
6653 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6655 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6656 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6658 2007-08-29 Richard Guenther <rguenther@suse.de>
6660 * tree-pretty-print.c (dump_generic_node): Print
6661 label DECL_UID as D.%u.
6662 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6664 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6666 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6667 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6669 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6672 * tree.c (build_type_attribute_qual_variant): Set canonical types
6673 on the final, unqualified attribute variant before building the
6676 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6678 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6679 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6681 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6684 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6685 * config/bfin/bfin.md (composev2hi): Put operands into vector
6688 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6690 * config/bfin/bfin.md (composev2hi): Put operands into vector
6693 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6695 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6696 attribute when appropriate.
6697 (bfin_handle_l1_text_attribute): New.
6698 (bfin_handle_l1_data_attribute): New.
6699 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6700 l1_data_A and l1_data_B.
6701 * doc/extend.texi (node Function Attributes): Document l1_text
6703 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6704 l1_data_A and l1_data_B variable attributes.
6706 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6708 * config/bfin/bfin.opt (minline-plt): Add.
6709 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6710 call to global functions.
6711 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6712 (Blackfin Options): Document -minline-plt.
6714 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6716 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6717 given a non-function.
6718 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6720 2007-08-28 DJ Delorie <dj@redhat.com>
6722 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6724 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6726 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6728 2007-08-28 Richard Guenther <rguenther@suse.de>
6730 * tree.h (struct tree_function_decl): Increase size of
6731 function_code bitfield.
6733 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6734 Kazu Hirata <kazu@codesourcery.com>
6736 * gcc/config/m68k/linux.h
6737 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6738 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6739 (m68k_return_in_memory): New.
6740 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6743 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6746 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6747 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6748 operand) when top VEC_SELECT extracts scalar element.
6749 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6750 (*vec_extract_v4sf_mem): Ditto.
6752 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6755 * passes.c (init_optimization_passes): Move pass_df_finish
6756 after pass_postreload sublist.
6758 PR rtl-optimization/33148
6759 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6760 (neg (lt X 0)) if X has scalar int mode.
6763 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6764 initializer, use build_vector_from_ctor if possible to create
6765 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6766 even after this, return NULL.
6768 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6770 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6772 2007-08-28 Richard Guenther <rguenther@suse.de>
6774 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6775 (struct tree_function_decl): Make function_code a bitfield.
6776 Add disregard_inline_limits flag.
6777 * cgraphunit.c (cgraph_process_new_functions): Check
6778 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6779 (cgraph_preserve_function_body_p): Likewise.
6780 * ipa-inline.c (compute_inline_parameters): Likewise.
6781 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6782 for GNU C extern inline functions.
6783 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6784 * tree-inline.c (disregard_inline_limits_p): Remove.
6785 * tree-inline.h (disregard_inline_limits_p): Likewise.
6786 * c-common.c (handle_always_inline_attribute): Set
6787 DECL_DISREGARD_INLINE_LIMITS.
6788 * langhooks.c (add_builtin_function): Verify the function code
6789 fits in the bitfield.
6791 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6792 Vladimir Yanovsky <yanov@il.ibm.com>
6793 Revital Eres <eres@il.ibm.com>
6794 Andrey Belevantsev <abel@ispras.ru>
6796 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6798 * modulo-sched.c: Add documentation regarding do-loop.
6799 (doloop_register_get): Change number of arguments to support
6800 the new do-loop pattern and check whether COUNT_REG has no other
6801 occurences in the loop besides in the control part.
6802 (duplicate_insns_of_cycles): Do not duplicate the insn which
6803 changes count_reg as it is already adjusted.
6804 (generate_prolog_epilog): New argument to support the new
6805 do-loop pattern. Change the subtract instruction to use
6806 expand_simple_binop. Call duplicate_insns_of_cycles with new
6808 (sms_schedule): Call doloop_register_get and
6809 generate_prolog_epilog with new argument. Do not handle loops
6810 with single sets insns with subreg in their lhs.
6811 * loop-doloop.c (doloop_optimize): Support for another do-loop
6813 (doloop_condition_get): Gets an instruction instead of a pattern
6814 and change the return condition when the do-loop pattern is
6816 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6817 deps when considering to not create edges.
6819 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6821 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6824 2007-08-27 Jason Merrill <jason@redhat.com>
6827 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6828 zero-sized types after calling gimplify_modify_expr_rhs.
6830 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6832 * regclass.c (init_reg_autoinc): Fix typo.
6834 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6836 Fix PR tree-optimization/33173
6837 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6839 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6842 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6843 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6846 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6847 David Ung <davidu@mips.com>
6848 Nigel Stephens <nigel@mips.com>
6850 Separate target-specific initialization from general
6851 back-end initialization.
6853 * toplev.c (init_alignments): New, split out from...
6854 (process_options): ...here.
6855 (backend_init_target): New, split out from...
6856 (backend_init): ...here.
6857 (lang_dependent_init_target): New, split out from...
6858 (lang_dependent_init): ...here.
6859 (target_reinit): New.
6860 * toplev.h (target_reinit): Declare.
6861 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6862 now can be called more than once. Update comments.
6863 * expr.h (init_expr_target): Likewise.
6864 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6865 now can be called more than once. Explicitly zero
6866 static_reg_base_value.
6867 * emit-rtl.c (init_emit_regs): New, split out from...
6868 (init_emit_once): Here.
6869 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6870 non-const, so that changes from command-line arguments can overwrite
6871 values provided by the static initializers.
6872 (initial_call_really_used_regs): New, used similarly to the above.
6873 (initial_reg_names): Likewise.
6874 (last_mode_for_init_move_cost): Promoted function-local static to
6875 file-scope static to make it accessible outside init_move_cost.
6876 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6877 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6878 reg_names since it is needed for parsing command-line options.
6879 (init_move_cost): Use last_mode_for_init_move_cost instead of
6880 function-local static.
6881 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6882 call_really_used_regs now. Reinitialize reg_names. Also
6883 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6884 reg_class_superunion. Clear losing_caller_save_reg_set.
6885 Preserve global registers if called more than once. Reset
6886 move cost, may_move_in_cost, may_move_out_cost, and
6887 last_mode_for_init_move_cost.
6888 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6889 can now be invoked more than once. Update comments.
6890 (init_regs): Update comments.
6891 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6892 and initial_call_really_used_regs, instead of the non-initial
6893 variables. This allows us to save the command-line register settings
6894 after target reinitialization.
6895 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6896 * rtl.h (init_emit_regs): Declare.
6897 (init_reg_modes_target, init_alias_target): Renamed as described
6899 * reload1.c (init_reload): Update comments.
6900 * optabs.c (init_optabs): Likewise.
6901 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6903 2007-08-26 Chao-ying Fu <fu@mips.com>
6905 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6908 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6910 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6912 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6914 * bb-reorder.c (copy_bb_p): Likewise.
6915 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6916 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6917 block_ends_with_condjump_p): Likewise.
6918 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6919 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6920 block_ends_with_condjump_p): Likewise.
6921 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6922 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6923 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6924 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6925 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6926 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6927 debug_true_const_tree instad of debug_true_tree.
6928 * debug.c (do_nothing_debug_hooks): Likewise.
6929 * debug.h (ignore_block, debug_true_const_tree): Constify.
6930 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6931 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6932 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6933 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6934 dbx_reg_number, is_based_loc, field_type,
6935 simple_type_align_in_bits, simple_decl_align_in_bits,
6936 simple_type_size_in_bits, field_byte_offset, insert_float,
6937 type_tag, member_declared_type, is_redundant_typedef,
6938 secname_for_decl, is_inlined_entry_point): Likewise.
6939 * emit-rtl.c (const_next_insn, const_previous_insn,
6940 const_next_nonnote_insn, const_prev_nonnote_insn,
6941 const_next_real_insn, const_prev_real_insn,
6942 const_next_active_insn, const_prev_active_insn, const_next_label,
6943 const_prev_label): Likewise.
6944 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6946 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6947 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6948 sched_insn_is_legitimate_for_speculation_p): Likewise.
6949 * jump.c (reversed_comparison_code_parts,
6950 reversed_comparison_code, reversed_comparison, condjump_label):
6952 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6953 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6955 * rtl.h (const_previous_insn, const_next_insn,
6956 const_prev_nonnote_insn, const_next_nonnote_insn,
6957 const_prev_real_insn, const_next_real_insn,
6958 const_prev_active_insn, const_next_active_insn, const_prev_label,
6959 const_next_label, modified_between_p, modified_in_p,
6960 const_note_storeskeep_with_call_p, condjump_label,
6961 reversed_comparison, reversed_comparison_code,
6962 reversed_comparison_code_parts, memory_modified_in_insn_p,
6963 stack_regs_mentioned): Likewise.
6964 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6965 keep_with_call_p): Likewise.
6966 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6967 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6968 sd_lists_size, sd_lists_empty_p): Likewise.
6969 * sched-int.h (sched_insns_conditions_mutex_p,
6970 haifa_classify_insn, no_real_insns_p,
6971 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6972 sd_lists_size, sd_lists_empty_p): Likewise.
6973 * sdbout.c (sdb_debug_hooks): Likewise.
6974 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6975 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6976 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6978 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6979 tree_can_throw_internal): Likewise.
6980 * tree-flow-inline.h (phi_nodes): Likewise.
6981 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6982 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6983 * tree-gimple.c (const_get_call_expr_in): Likewise.
6984 * tree-gimple.h (const_get_call_expr_in): Likewise.
6985 * tree.c (const_lookup_attribute, attribute_list_equal,
6986 attribute_list_contained): Likewise.
6987 * tree.h (attribute_list_equal, attribute_list_contained,
6988 const_lookup_attribute): Likewise.
6989 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6991 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6993 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6994 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6996 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6999 * config/alpha/constraints.md: Delete "svn:mime-type" property
7000 with svn propdel "svn:mime-type".
7002 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7005 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7006 non NOTE insn doesn't cross basic block.
7007 (noce_try_abs): Likewise.
7008 (noce_process_if_block): Likewise.
7010 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7013 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7014 operand without auto-inc-dec.
7015 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7016 offsettable_mem_operand.
7017 (floatunssidf2_internal): Same.
7018 (fix_truncdfsi2_internal): Same.
7019 (floatsidf_ppc64): Same.
7020 (floatunssidf_ppc64): Same.
7021 (fix_trunctfsi2_internal): Same.
7023 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7026 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7027 pass defines needed for version.c.
7029 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7031 * configure.ac (--debug-prefix-map check): Change assembler
7032 version presumed to have feature to 2.18.
7033 * configure: Regenerate.
7035 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7037 * c-common.c (vector_types_convertible_p,
7038 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7039 self_promoting_args_p): Constify.
7040 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7041 c_promoting_integer_type_p, self_promoting_args_p,
7042 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7043 * c-decl.c (anon_aggr_type_p): Likewise.
7044 * * c-dump.c (dump_stmt): Likewise.
7045 * c-objc-common.c (has_c_linkage): Likewise.
7046 * c-tree.h (same_translation_unit_p): Likewise.
7047 * c-typeck.c (null_pointer_constant_p,
7048 tagged_types_tu_compatible_p, function_types_compatible_p,
7049 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7050 comptypes_internal, struct tagged_tu_seen_cache,
7051 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7052 c_size_in_bytes): Likewise.
7053 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7054 hash_ptr, eq_ptr): Likewise.
7055 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7056 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7057 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7058 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7060 * optabs.c (optab_for_tree_code): Likewise.
7061 * optabs.h (optab_for_tree_code): Likewise.
7062 * rtl.h (simplify_rtx): Likewise.
7063 * simplify-rtx.c (simplify_rtx): Likewise.
7064 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7065 dump_flag, dump_node): Likewise.
7066 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7067 queue_and_dump_type, dump_flag): Likewise.
7068 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7069 * tree-pass.h (dump_node): Likewise.
7070 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7071 supportable_narrowing_operation): Likewise.
7072 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7073 supportable_narrowing_operation): Likewise.
7074 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7075 is_negative_overflow_infinity, is_positive_overflow_infinity,
7076 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7077 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7078 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7079 ssa_name_nonzero_p, fp_predicate): Likewise.
7080 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7081 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7082 ssa_name_nonnegative_p): Likewise.
7084 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7086 * config.gcc : Add x86_64-elf target.
7088 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7090 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7092 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7093 Nigel Stephens <nigel@mips.com>
7097 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7098 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7099 * expr.c (SET_BY_PIECES_P): Define.
7100 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7101 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7102 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7104 * expr.h (SET_RATIO): Define.
7105 (can_store_by_pieces, store_by_pieces): Update prototypes.
7106 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7107 can_store_by_pieces/store_by_pieces.
7108 (expand_builtin_memcpy_args): Likewise.
7109 (expand_builtin_strncpy): Likewise.
7110 (expand_builtin_memset_args): Likewise. Also remove special case
7111 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7112 decide what to do instead.
7113 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7114 to can_store_by_pieces.
7116 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7117 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7119 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7120 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7121 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7122 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7123 (STORE_BY_PIECES_P): Define.
7125 2007-08-24 Tom Tromey <tromey@redhat.com>
7127 * varpool.c (varpool_last_needed_node): Fix comment typo.
7128 * c-decl.c (duplicate_decls): Fix comment typo.
7129 (clone_underlying_type): Update comment.
7131 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7133 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7134 alpha_in_small_data_p, alpha_split_complex_arg,
7135 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7137 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7138 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7140 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7141 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7142 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7143 * config/darwin.c (darwin_binds_local_p): Likewise.
7144 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7146 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7147 i386_pe_valid_dllimport_attribute_p): Likewise.
7148 * config/i386/i386.c (ix86_function_regparm,
7149 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7150 x86_can_output_mi_thunk, ix86_mangle_type,
7151 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7152 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7153 i386_pe_binds_local_p): Likewise.
7154 * config/ia64/ia64.c
7155 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7156 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7157 ia64_invalid_conversion, ia64_invalid_unary_op,
7158 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7160 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7161 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7162 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7163 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7164 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7165 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7166 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7167 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7168 * config/pa/pa.c (pa_commutative_p): Likewise.
7169 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7171 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7172 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7173 rs6000_use_blocks_for_constant_p,
7174 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7175 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7176 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7177 * config/s390/s390.c (s390_mangle_type,
7178 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7180 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7181 th_in_small_data_p): Likewise.
7182 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7183 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7185 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7186 sparc_mangle_type): Likewise.
7187 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7188 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7189 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7191 * hooks.c (hook_bool_mode_const_rtx_false,
7192 hook_bool_mode_const_rtx_true,
7193 hook_bool_const_tree_hwi_hwi_const_tree_false,
7194 hook_bool_const_tree_hwi_hwi_const_tree_true,
7195 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7196 hook_constcharptr_const_tree_null,
7197 hook_constcharptr_const_rtx_null,
7198 hook_constcharptr_const_tree_const_tree_null,
7199 hook_constcharptr_int_const_tree_null,
7200 hook_constcharptr_int_const_tree_const_tree_null): New.
7201 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7202 hook_bool_tree_hwi_hwi_tree_false,
7203 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7204 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7205 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7206 hook_constcharptr_int_tree_null,
7207 hook_constcharptr_int_tree_tree_null): Delete.
7208 (default_can_output_mi_thunk_no_vcall): Constify.
7209 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7210 hook_bool_tree_hwi_hwi_tree_false,
7211 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7212 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7213 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7214 hook_constcharptr_int_tree_null,
7215 hook_constcharptr_int_tree_tree_null): Delete.
7216 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7217 hook_bool_const_tree_hwi_hwi_const_tree_false,
7218 hook_bool_const_tree_hwi_hwi_const_tree_true,
7219 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7220 hook_constcharptr_const_tree_null,
7221 hook_constcharptr_const_rtx_null,
7222 hook_constcharptr_const_tree_const_tree_null,
7223 hook_constcharptr_int_const_tree_null,
7224 hook_constcharptr_int_const_tree_const_tree_null): New.
7225 (default_can_output_mi_thunk_no_vcall): Constify.
7226 * integrate.c (function_attribute_inlinable_p): Likewise.
7227 * integrate.h (function_attribute_inlinable_p): Likewise.
7228 * jump.c (rtx_renumbered_equal_p): Likewise.
7229 * output.h (decl_readonly_section, categorize_decl_for_section,
7230 default_use_anchors_for_symbol_p, default_binds_local_p,
7231 default_binds_local_p_1): Likewise.
7232 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7234 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7235 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7236 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7237 TARGET_COMP_TYPE_ATTRIBUTES,
7238 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7239 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7240 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7241 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7242 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7243 * target.h (can_output_mi_thunk, needs_block_p,
7244 first_cycle_multipass_dfa_lookahead_guard_spec,
7245 vector_alignment_reachable, comp_type_attributes,
7246 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7247 commutative_p, use_blocks_for_constant_p,
7248 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7249 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7250 invalid_within_doloop, valid_dllimport_attribute_p,
7251 split_complex_arg, invalid_arg_for_unprototyped_fn,
7252 invalid_conversion, invalid_unary_op, invalid_binary_op):
7254 * targhooks.c (default_invalid_within_doloop,
7255 hook_invalid_arg_for_unprototyped_fn,
7256 default_builtin_vector_alignment_reachable): Likewise.
7257 (hook_bool_rtx_commutative_p): Delete.
7258 (hook_bool_const_rtx_commutative_p): New.
7259 * targhooks.h (default_invalid_within_doloop,
7260 default_builtin_vector_alignment_reachable,
7261 hook_invalid_arg_for_unprototyped_fn): Constify.
7262 (hook_bool_rtx_commutative_p): Delete.
7263 (hook_bool_const_rtx_commutative_p): New.
7264 * varasm.c (bss_initializer_p, decl_default_tls_model,
7265 categorize_decl_for_section, decl_readonly_section,
7266 default_use_anchors_for_symbol_p, default_binds_local_p,
7267 default_binds_local_p_1): Constify.
7269 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7271 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7272 __NO_BUILTIN if -fno-builtin.
7274 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7276 * config/bfin/bfin.c (print_operand): Report error instead of
7277 ICE for wrong operand.
7279 2007-08-24 Michael Matz <matz@suse.de>
7281 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7283 2007-08-24 Richard Guenther <rguenther@suse.de>
7286 * tree-ssa.c (useless_type_conversion_p): Split into a
7287 recursive and a non-recursive part.
7288 (useless_type_conversion_p_1): New function.
7289 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7290 from maybe_fold_offset_to_reference is trivially convertible
7291 to the desired type before doing the simplification.
7293 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7295 * expr.c (store_expr): Optimize initialization of an array
7297 * expr.h (builtin_strncpy_read_str): New prototype.
7298 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7301 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7304 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7305 field when initializing if_info structure.
7307 2007-08-24 Richard Guenther <rguenther@suse.de>
7309 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7311 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7312 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7313 * tree-inline.c (inlinable_function_p): Fold in common parts of
7314 the cannot_inline_tree_fn langhook.
7315 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7316 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7317 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7318 cannot_inline_tree_fn langhook.
7319 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7320 cannot_inline_tree_fn member.
7322 2007-08-24 Richard Guenther <rguenther@suse.de>
7324 * expr.c (get_inner_reference): Do computation of bitoffset
7325 from offset in a way we can detect overflow reliably.
7327 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7329 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7331 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7333 * config/bfin/bfin.opt (mfast-fp): Add.
7334 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7335 libbffastfp override libgcc if -mfast-fp.
7336 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7337 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7338 (Blackfin Options): Document -mfast-fp.
7340 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7342 PR tree-optimization/32573
7344 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7345 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7346 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7347 (build_classic_dist_vector): Return false rather than true if
7348 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7349 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7350 returned false. Don't call save_dist_v before calling
7351 build_classic_dist_vector_1.
7352 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7353 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7354 DDR_DIR_VECTS vectors.
7356 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7358 * configure.ac (leb128): Modify sed statement to work with any
7359 binutils version string.
7360 * configure: Regenerate
7362 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7364 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7365 Wrap in RTX_CODE macro guard.
7366 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7367 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7368 arm_mark_dllimport, arm_pe_encode_section_info,
7369 arm_pe_unique_section): Use ISO-C function declarations.
7370 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7371 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7372 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7374 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7375 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7377 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7379 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7380 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7381 (register_move_cost): Use ISO-C function declarations.
7382 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7383 * config/score/score-protos.h (score_declare_object): Add
7385 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7387 * final.c (profile_function): Avoid empty if-bodies.
7390 * calls.c (must_pass_in_stack_var_size,
7391 must_pass_in_stack_var_size_or_pad): Constify.
7392 * config/alpha/alpha-protos.h (function_value): Likewise.
7393 * config/alpha/alpha.c (alpha_return_in_memory,
7394 alpha_pass_by_reference, function_value,
7395 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7396 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7398 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7399 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7400 TARGET_PROMOTE_PROTOTYPES): Likewise.
7401 * config/arm/arm-protos.h (arm_return_in_memory,
7402 arm_pad_arg_upward, arm_function_value): Likewise.
7403 * config/arm/arm.c (arm_pass_by_reference,
7404 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7405 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7406 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7408 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7409 * config/avr/avr-protos.h (avr_function_value): Likewise.
7410 * config/avr/avr.c (avr_return_in_memory,
7411 gas_output_limited_string, gas_output_ascii, avr_function_value,
7412 avr_return_in_memory): Likewise.
7413 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7414 * config/bfin/bfin.c (bfin_pass_by_reference,
7415 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7416 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7418 * config/cris/cris.c (cris_pass_by_reference,
7419 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7420 * config/crx/crx.c (crx_return_in_memory): Likewise.
7421 * config/darwin.c (function_base, machopic_function_base_name):
7423 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7424 TARGET_PROMOTE_PROTOTYPES): Likewise.
7425 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7426 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7427 * config/i386/i386-protos.h (ix86_return_in_memory,
7428 ix86_sol10_return_in_memory): Likewise.
7429 * config/i386/i386.c (ix86_function_value,
7430 ix86_function_sseregparm, ix86_must_pass_in_stack,
7431 type_natural_mode, classify_argument, examine_argument,
7432 construct_container, ix86_pass_by_reference, function_value_32,
7433 function_value_64, ix86_function_value_1, return_in_memory_32,
7434 return_in_memory_64, return_in_memory_ms_64,
7435 ix86_return_in_memory, ix86_sol10_return_in_memory,
7436 TARGET_PROMOTE_PROTOTYPES): Likewise.
7437 * config/ia64/ia64-protos.h (ia64_function_value,
7438 ia64_hpux_function_arg_padding): Likewise.
7439 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7440 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7441 ia64_hpux_function_arg_padding): Likewise.
7442 * config/iq2000/iq2000-protos.h (function_arg,
7443 iq2000_function_value): Likewise.
7444 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7445 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7446 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7447 function_arg, iq2000_function_value): Likewise.
7448 * config/m32c/m32c-protos.h (m32c_function_value,
7449 m32c_promote_function_return): Likewise.
7450 * config/m32c/m32c.c (m32c_pass_by_reference,
7451 m32c_promote_prototypes, m32c_promote_function_return,
7452 m32c_function_value): Likewise.
7453 * config/m32r/m32r.c (m32r_return_in_memory,
7454 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7455 m32r_in_small_data_p): Likewise.
7456 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7458 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7459 m68hc11_function_arg_padding): Likewise.
7460 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7461 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7462 m68k_function_value): Likewise.
7463 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7464 mcore_function_value): Likewise.
7465 * config/mcore/mcore.c (handle_structs_in_regs,
7466 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7467 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7468 mcore_num_arg_regs, mcore_function_value): Likewise.
7469 * config/mips/mips-protos.h (mips_pad_arg_upward,
7470 mips_function_value): Likewise.
7471 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7472 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7473 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7474 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7475 mips_function_value): Likewise.
7476 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7478 * config/mmix/mmix.c (mmix_pass_by_reference,
7479 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7480 mmix_encode_section_info): Likewise.
7481 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7483 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7484 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7485 mn10300_function_value): Likewise.
7486 * config/mt/mt-protos.h (mt_function_value): Likewise.
7487 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7488 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7489 * config/pa/pa-protos.h (function_arg_padding, function_value,
7490 pa_return_in_memory): Likewise.
7491 * config/pa/pa.c (pa_pass_by_reference,
7492 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7493 function_arg_padding, function_value, pa_return_in_memory):
7495 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7496 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7497 function_arg_padding): Likewise.
7498 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7499 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7500 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7501 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7502 function_arg_padding, altivec_expand_dst_builtin,
7503 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7504 altivec_init_builtins, rs6000_common_init_builtins,
7505 rs6000_function_value): Likewise.
7506 * s390/s390-protos.h (s390_function_value): Likewise.
7507 * config/s390/s390.c (s390_function_arg_size,
7508 s390_pass_by_reference, s390_return_in_memory,
7509 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7510 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7511 * config/score/score-protos.h (score_function_value): Likewise.
7512 * config/score/score.c (score_arg_partial_bytes,
7513 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7514 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7515 score_pass_by_reference, score_add_offset, score_function_value):
7517 * config/sh/sh-protos.h (sh_attr_renesas_p,
7518 sh_promote_prototypes): Likewise.
7519 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7520 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7521 sh_attr_renesas_p): Likewise.
7522 * config/sparc/sparc-protos.h (function_value,
7523 function_arg_padding): Likewise.
7524 * config/sparc/sparc.c (sparc_promote_prototypes,
7525 sparc_return_in_memory, sparc_pass_by_reference,
7526 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7527 function_arg_record_value_2, function_arg_record_value_1,
7528 function_arg_record_value, function_arg_record_value,
7529 function_arg_padding, function_value): Likewise.
7530 * config/spu/spu-protos.h (spu_function_value): Likewise.
7531 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7532 spu_function_value): Likewise.
7533 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7535 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7536 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7537 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7539 * config/v850/v850.c (v850_return_in_memory,
7540 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7541 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7542 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7543 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7544 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7546 * explow.c (promote_mode, hard_function_value): Likewise.
7547 * expr.h (hard_function_value, promote_mode): Likewise.
7548 * function.c (aggregate_value_p): Likewise.
7549 * hooks.c (hook_bool_const_tree_true): New.
7550 * hooks.h (hook_bool_const_tree_true): New.
7551 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7552 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7553 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7554 TARGET_RETURN_IN_MSB): Likewise.
7555 * target.h (promote_function_args, promote_function_return,
7556 promote_prototypes, return_in_memory, return_in_msb,
7557 pass_by_reference, must_pass_in_stack, callee_copies,
7558 function_value): Likewise.
7559 * targhooks.c (default_return_in_memory,
7560 hook_pass_by_reference_must_pass_in_stack,
7561 hook_callee_copies_named,
7562 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7563 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7564 default_function_value): Likewise.
7565 * targhooks.h (default_return_in_memory,
7566 hook_pass_by_reference_must_pass_in_stack,
7567 hook_callee_copies_named,
7568 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7569 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7570 default_function_value): Likewise.
7571 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7572 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7573 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7574 * tree.c (needs_to_live_in_memory): Likewise.
7575 * tree.h (struct tree_type, needs_to_live_in_memory,
7576 aggregate_value_p, must_pass_in_stack_var_size,
7577 must_pass_in_stack_var_size_or_pad): Likewise.
7578 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7579 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7580 lookup_filename): Likewise.
7582 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7585 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7586 fake fcomi i387 instruction for !TARGET_CMOVE.
7587 (ix86_expand_branch): Expand natural sequence with one jump for
7588 all targets, not only TARGET_CMOVE.
7589 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7590 pattern to implement fake fcomi sequence. Split instruction after
7591 reload to correct compare sequences.
7592 (*cmpfp_xf_cc): Ditto.
7593 (*cmpfp_<mode>_cc): Ditto.
7594 (*cmpfp_u_cc): Ditto.
7595 (*cmpfp_<mode>_cc): Ditto.
7597 2007-08-23 Richard Guenther <rguenther@suse.de>
7599 * tree-pretty-print.c (dump_generic_node): Annotate
7600 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7602 2007-08-23 Richard Guenther <rguenther@suse.de>
7604 * builtins.c (expand_builtin_mathfn): Wrap argument in
7605 save_expr directly instead of re-building the call.
7606 (expand_builtin_mathfn_2): Likewise.
7607 (expand_builtin_mathfn_3): Likewise.
7608 (expand_builtin_interclass_mathfn): Likewise.
7609 (expand_builtin_int_roundingfn): Set arg.
7610 (expand_builtin_int_roundingfn_2): Likewise.
7612 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7614 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7615 *sse_nand<mode>3, *sse_xor<mode>3): New.
7617 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7620 * config/i386/i386.c (print_operand): Handle ';' code. Output
7621 semicolon for TARGET_MACHO.
7622 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7623 emit semicolon after 'lock' prefix.
7624 (sync_double_compare_and_swap<mode>): Ditto.
7625 (*sync_double_compare_and_swapdi_pic): Ditto.
7626 (*sync_compare_and_swap_cc<mode>): Ditto.
7627 (sync_double_compare_and_swap_cc<mode>): Ditto.
7628 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7629 (sync_old_add<mode>): Ditto.
7630 (sync_add<mode>): Ditto.
7631 (sync_sub<mode>): Ditto.
7632 (sync_ior<mode>): Ditto.
7633 (sync_and<mode>): Ditto.
7634 (sync_xor<mode>): Ditto.
7636 2007-08-22 Chao-ying Fu <fu@mips.com>
7638 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7640 (copy_rtx): Handle CONST_FIXED.
7641 (rtx_equal_p): Likewise.
7642 * rtl.h (fixed_value.h): New include.
7643 (rtx_def): Add a new field of fixed_value to u.
7644 (XCNMPFV): Define for accessing fixed_value.
7645 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7647 * rtl.def (CONST_FIXED): New constant.
7648 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7649 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7650 US_ASHIFT): New codes.
7651 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7652 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7653 unsigned_fract_convert, unsigned_sat_fract): Document them.
7654 * varasm.c (assemble_integer): Extend to support fixed-point constants
7655 by using different machine classes.
7656 (decode_addr_const): Handle FIXED_CST.
7657 (const_hash_1): Likewise.
7658 (compare_constant): Likewise.
7659 (copy_constant): Likewise.
7660 (const_rtx_hash_1): Handle CONST_FIXED.
7661 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7662 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7664 (initializer_constant_valid_p): Handle FIXED_CST.
7665 (output_constant): Support FIXED_POINT_TYPE.
7666 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7667 * cse.c (hash_rtx): Support CONST_FIXED.
7668 (exp_equiv_p): Likewise.
7669 (cannon_reg): Likewise.
7670 (fold_rtx): Likewise.
7671 (equiv_constant): Likewise.
7672 (cse_process_notes_1): Likewise.
7673 (count_reg_usage): Likewise.
7674 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7675 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7676 (wrap_constant): Check CONST_FIXED.
7677 (cselib_hash_rtx): Support CONST_FIXED.
7678 (cselib_subst_to_values): Likewise.
7679 * df-scan.c (df_uses_record): Likewise.
7680 * gcse.c (want_to_gcse_p): Likewise.
7681 (oprs_unchanged_p): Likewise.
7682 (oprs_not_set_p): Likewise.
7683 (compute_transp): Likewise.
7684 (extract_mentioned_regs_helper): Likewise.
7685 * genemit.c (gen_exp): Likewise.
7686 * local-alloc.c (equiv_init_varies_p): Likewise.
7687 (contains_replace_regs): Likewise.
7688 (memref_referenced_p): Likewise.
7689 * loop-invariant.c (check_maybe_invariant): Likewise.
7690 (hash_invariant_expr_1): Likewise.
7691 (invariant_expr_equal_p): Likewise.
7692 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7693 * regclass.c (reg_scan_mark_refs): Likewise.
7694 * regrename.c (scan_rtx): Likewise.
7695 * resource.c (mark_referenced_resources): Likewise.
7696 (mark_set_resources): Likewise.
7697 * rtlanal.c (rtx_unstable_p): Likewise.
7698 (rtx_varies_p): Likewise.
7699 (count_occurrences): Likewise.
7700 (reg_mentioned_p): Likewise.
7701 (modified_between_p): Likewise.
7702 (modified_in_p): Likewise.
7703 (volatile_insn_p): Likewise.
7704 (volatile_refs_p): Likewise.
7705 (side_effects_p): Likewise.
7706 (may_trap_p_1): Likewise.
7707 (inequality_comparisons_p): Likewise.
7708 (computed_jump_p_1): Likewise.
7709 (commutative_operand_precedence): Likewise.
7710 * sched-deps.c (sched_analyze_2): Likewise.
7711 * sched-vis.c (print_value): Likewise.
7712 * reload.c (operands_match_p): Likewise.
7713 (subst_reg_equivs): Likewise.
7714 * reload1.c (eliminate_regs_1): Likewise.
7715 (elimination_effects): Likewise.
7716 (scan_paradoxical_subregs): Likewise.
7717 * alias.c (rtx_equal_for_memref_p): Likewise.
7718 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7719 * emit-rtl.c (const_fixed_htab): New hash table.
7720 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7722 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7723 const_fixed_from_fixed_value): New functions.
7724 (verify_rtx_sharing): Handle CONST_FIXED.
7725 (copy_rtx_if_shared_1): Likewise.
7726 (reset_used_flags): Likewise.
7727 (set_used_flags): Likewise.
7728 (copy_insn_1): Likewise.
7729 (init_emit_once): Create const_fixed_htab.
7730 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7732 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7734 PR tree-optimization/32949
7735 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7736 before failing for ivs with non-constant step.
7738 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7740 * doc/md.texi (Iterators): Renamed from Macros. All contents
7741 changed to reflect rename of respectively define_code_macro and
7742 define_mode_macro to define_code_iterator and define_mode_iterator.
7743 (Mode Iterators, Code Iterators): Similar.
7744 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7745 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7746 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7747 (initialize_iterators, find_iterator, check_code_iterator)
7748 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7749 (read_mapping, read_rtx_1): Similar.
7750 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7751 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7752 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7753 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7754 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7755 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7756 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7757 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7758 config/rs6000/sync.md, config/rs6000/rs6000.md,
7759 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7760 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7761 config/vax/vax.md, config/bfin/bfin.md: Similar.
7763 2007-08-22 David Daney <ddaney@avtrex.com>
7765 * doc/install.texi (Testing): Mention testing on a simulator.
7767 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7769 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7771 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7772 and rearrange floating point conversion functions into different
7775 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7777 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7778 dfa_post_advance_cycle): New scheduler hooks.
7779 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7780 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7782 (TARGET_SCHED): Use them.
7783 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7784 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7785 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7787 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7788 function to facilitate debugging.
7789 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7790 (output_insn_has_dfa_reservation_p): New static function to output
7791 insn_has_dfa_reservation_p ().
7792 (write_automata): Use it.
7793 * genattr.c (main): Output declaration for
7794 insn_has_dfa_reservation_p ().
7796 2007-08-22 Christian Bruel <christian.bruel@st.com>
7797 Richard Guenther <rguenther@suse.de>
7799 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7800 * simplify_rtx (simplify_binary_operation_1): Likewise.
7802 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7804 PR rtl-optimization/32557
7805 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7806 of REGNO (mws->mw_reg).
7808 2007-08-22 Richard Guenther <rguenther@suse.de>
7811 * builtins.c (expand_builtin_int_roundingfn): Replace call
7812 argument wrapped with SAVE_EXPR directly.
7813 (expand_builtin_int_roundingfn_2): Likewise.
7815 2007-08-22 Richard Guenther <rguenther@suse.de>
7817 * tree-inline.c (inlinable_function_p): Restore disregarding
7818 inline limits for GNU extern inline functions.
7820 2007-08-22 Richard Guenther <rguenther@suse.de>
7823 * tree.c (host_integerp): Treat sizetype as signed as it is
7826 2007-08-21 Ian Lance Taylor <iant@google.com>
7828 PR tree-optimization/33134
7829 * tree-vrp.c (adjust_range_with_scev): Call
7830 set_value_range_to_value.
7832 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7834 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7837 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7839 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7842 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7844 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7845 cases to set eight bytes at a time.
7846 (expand_block_move): Likewise.
7848 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7851 * dwarf2out.c (gen_decl_die): Don't call
7852 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7854 2007-08-21 Paul Brook <paul@codesourcery.com>
7855 Nathan Sidwell <nathan@codesourcery.com>
7856 Mark Mitchell <mark@codesourcery.com>
7857 Joseph Myers <joseph@codesourcery.com>
7859 * configure.ac: Add --with-pkgversion and --with-bugurl.
7860 * configure: Regenerate.
7861 * doc/install.texi: Document them.
7862 * version.c (version_string): Remove VERSUFFIX.
7863 (VERSUFFIX): Remove.
7864 (pkgversion_string): New.
7865 (bug_report_url): Do not hard-code initializer.
7866 * version.h (pkgversion_string): Declare.
7867 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7869 (version.o): Define PKGVERSION and BUGURL.
7870 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7871 (%.pod): Define BUGURL.
7872 * gcc.c (process_command, main): Use pkgversion_string.
7873 * toplev.c (compile_file, print_version): Likewise.
7874 * protoize.c (main): Likewise.
7875 * gcov.c (print_version): Likewise. Update copyright date.
7876 * gcov-dump.c (print_version): Likewise. Update copyright date.
7877 * mips-tdump.c (main): Likewise. Update copyright date.
7878 * mips-tfile.c (main): Likewise. Update copyright date.
7879 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7880 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7881 shorten description.
7882 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7883 * doc/gccint.texi: Likewise.
7884 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7885 Update copyright date.
7887 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7889 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7890 (ix86_expand_strlensi_unroll_1): Ditto.
7891 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7892 (ix86_expand_carry_flag_compare): Update comment.
7894 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7897 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7898 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7900 2007-08-21 Richard Guenther <rguenther@suse.de>
7902 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7904 2007-08-21 Richard Guenther <rguenther@suse.de>
7907 * fold-const.c (fold_binary): Remove index +p PTR folding.
7908 Fix types of POINTER_PLUS_EXPR generated by folding of
7911 2007-08-20 Chao-ying Fu <fu@mips.com>
7913 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7914 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7915 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7916 (c_common_fixed_point_type_for_size): Declare.
7917 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7918 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7919 (c_token_starts_declspecs): Likewise.
7920 (c_parser_declspecs): Likewise.
7921 (c_parser_attributes): Likewise.
7922 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7923 (c_declspecs): Add saturating_p.
7924 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7925 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7926 _Sat. Handle RID_SAT.
7927 Avoid using void, bool, char, int, float, double, _Decimal32,
7928 _Decimal64, _Decimal128, and complex with _Sat.
7929 Handle RID_FRACT and RID_ACCUM.
7930 Make sure _Sat is used with _Fract or _Accum.
7931 (finish_declspecs): Handle cts_fract and cts_accum.
7932 * c-common.c (fixed-value.h): New include.
7933 (constant_expression_warning): Handle FIXED_CST.
7934 (overflow_warning): Likewise.
7935 (warnings_for_convert_and_check): Likewise.
7936 (c_common_fixed_point_type_for_size): New.
7937 (c_common_type_for_mode): Handle fixed-point modes to
7938 return various saturating/non-saturating, signed/unsigned types.
7939 (c_common_signed_or_unsigned_type): Support fixed-point types.
7940 (shorten_compare): Check fixed-point zero.
7941 Handle FIXED_POINT_TYPE.
7942 (c_common_truthvalue_conversion): Handle FIXED_CST.
7943 Handle FIXED_POINT_TYPE.
7944 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7946 (handle_mode_attribute): Handle fixed-point modes. Need to check
7947 if the signness of base type and fixed-point modes are consistent.
7948 (handle_vector_size_attribute): Handle fixed-point modes.
7949 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7950 (warn_for_div_by_zero): Check fixed-point zero.
7951 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7952 a common fixed-point type based on fbit, ibit, sign, and saturation.
7953 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7954 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7955 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7956 (convert_for_assignment): Support FIXED_POINT_TYPE.
7957 (digest_init): Handle FIXED_POINT_TYPE.
7958 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7959 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7960 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7961 GE_EXPR, LT_EXPR, GT_EXPR.
7962 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7963 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7964 * target.h (gcc_target): Add fixed_point_supported_p.
7965 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7966 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7967 (default_fixed_point_supported_p): Define.
7968 * targhooks.h (default_fixed_point_supported_p): Declare.
7969 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7970 * doc/install.texi (Configuration): Add --enable-fixed-point.
7971 * configure.ac (--enable-fixed-point): New to enable fixed-point
7972 arithmetic extension to C. For mips targets, we enable it by default.
7973 * configure, config.in: Regenerate.
7975 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7977 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7979 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7981 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7982 DWARF2_DEBUGGING_INFO.
7983 (cold_text_section_used): Same.
7984 (cold_text_section): Same.
7986 2007-08-20 Richard Guenther <rguenther@suse.de>
7988 * c-typeck.c (convert_for_assignment): Use the type of
7989 the member for the initialization.
7991 2007-08-20 Richard Guenther <rguenther@suse.de>
7993 * c-objc-common.c (c_disregard_inline_limits): Remove.
7994 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7995 * cgraphunit.c (cgraph_process_new_functions): Call
7996 disregard_inline_limits_p.
7997 (cgraph_preserve_function_body_p): Likewise.
7998 * ipa-inline.c (compute_inline_parameters): Likewise.
7999 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8001 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8002 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8003 disregard_inline_limits langhook.
8004 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8006 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8007 disregard_inline_limits langhook.
8008 * tree-inline.c (disregard_inline_limits_p): New function.
8009 * tree-inline.h (disregard_inline_limits_p): Declare.
8011 2007-08-20 Richard Guenther <rguenther@suse.de>
8013 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8014 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8015 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8016 auto_var_in_fn_p langhook.
8017 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8019 * tree.c (auto_var_in_fn_p): ... here.
8020 (find_var_from_fn): Call auto_var_in_fn_p directly.
8021 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8022 auto_var_in_fn_p langhook.
8023 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8024 (copy_body_r): Likewise.
8025 (self_inlining_addr_expr): Likewise.
8026 * tree.h (auto_var_in_fn_p): Declare.
8028 2007-08-20 Richard Guenther <rguenther@suse.de>
8030 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8031 (walk_type_fields): Take lh parameter.
8032 (walk_tree): Rename to ...
8033 (walk_tree_1): ... this. Do not call the walk_subtrees
8034 langhook but the now passed callback. Pass lh on recursion.
8035 (walk_tree_without_duplicates): Rename to ...
8036 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8037 and call walk_tree_1.
8038 * tree.h (walk_tree_lh): New typedef.
8039 (walk_tree_1): Declare.
8040 (walk_tree_without_duplicates_1): Likewise.
8041 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8042 (walk_tree_without_duplicates): New define to
8043 walk_tree_without_duplicates_1 with NULL lh parameter.
8044 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8045 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8047 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8048 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8049 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8052 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8055 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8056 code in front of the compacting of basic blocks.
8057 Move the folding of statements inbetween the cgraph checking
8058 and compacting of basic blocks.
8060 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8061 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8064 * config/alpha/alpha.c (va_list_skip_additions): Check for
8065 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8066 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8067 PLUS_EXPR when checking ap.__base.
8068 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8069 when doing addition on pointer types. Use size_int instead of
8071 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8072 ptr_type in the second operand.
8074 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8077 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8079 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8082 * cfgexpand.c (expand_one_register_var): Mark pointer
8083 DECL_ARTIFICIAL as REG_POINTER also.
8084 * stmt.c (expand_decl): Likewise.
8086 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8093 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8094 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8095 on_worklist argument and avoid adding things to worklist multiple
8097 (add_to_worklist): Ditto.
8098 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8099 single SFT is clobbered.
8100 (set_initial_properties): Ditto.
8101 (compute_call_clobbered): Update for changes to function
8103 (create_overlap_variables_for): Always create SFT for offset 0.
8104 (create_structure_vars): Handle PHI's, since we are in SSA form at
8106 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8107 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8109 (add_vars_for_offset): Figure out aliases from access + points-to.
8110 (add_virtual_operand): Use add_vars-for_offset.
8111 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8112 (add_call_clobber_ops): Remove makes_clobbering_call set.
8113 (get_expr_operands): Always pass through the INDIRECT_REF
8115 * tree-ssa-structalias.c (struct constraint_graph): Remove
8117 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8118 address_taken, pt_used, number_incoming.
8119 (FIRST_ADDR_NODE): Removed.
8120 (merge_graph_nodes): Remove broken code for the moment.
8121 (init_graph): New function.
8122 (build_pred_graph): Remove code to init_graph.
8123 Add location equivalence support.
8124 (struct scc_info): Rename roots to deleted.
8126 (init_scc_info): Ditto
8127 (init_topo_info): Use graph->size.
8128 (compute_topo_order): Ditto.
8129 (do_da_constraint): Removed.
8130 (do_sd_constraint): Remove calls to find().
8131 set_union_with_increment should always get 0 as last arg here.
8132 (do_complex_constraint): Replace do_da_constraint with assert.
8134 (struct equiv_class_label): New.
8135 (pointer_equiv_class_table): Ditto.
8136 (location_equiv_class_table): Ditto.
8137 (equiv_class_label_hash): Ditto.
8138 (equiv_class_label_eq): Ditto
8139 (equiv_class_lookup): Ditto.
8140 (equiv_class_ladd): Ditto.
8141 (pointer_equiv_class): Ditto.
8142 (location_equiv_class): Ditto.
8143 (condense_visit): Rename and rewrite from label_visit to do only
8144 SCC related stuff for HU.
8145 (label_visit): Do HU work for HU.
8146 (perform_var_substitution): Update to do HU and location
8148 (free_var_substitution_info): Update to free HU and location
8149 equivalence structures. */
8150 (find_equivalent_node): Update for pointer but not location
8152 (unite_pointer_equivalences): New function.
8153 (move_complex_constraints): Rewrite to only do moving.
8154 (rewrite_constraints): Split out of move_complex_constraints.
8155 (solve_graph): Use graph->size.
8156 (process_constraint_1): Add from_call argument, use it.
8157 Split *a = &b into two constraints.
8158 (process_constraint): Use new process_constraint_1.
8159 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8160 (get_constraint_for): Handle non-pointer integers properly.
8161 Remove code that used to handle structures.
8162 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8163 with unknown addends.
8164 (handle_rhs_call): New function.
8165 (find_func_aliases): Use handle_rhs_call.
8166 (set_uids_in_ptset): Add an assert.
8167 (set_used_smts): Fix bug in not considering unified vars.
8168 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8169 (compute_points_to_sets): Update for other function changes.
8170 (delete_points_to_sets): Ditto.
8171 (ipa_pta_execute): Ditto.
8172 (pass_ipa_pta): We need to update SSA after ipa_pta.
8174 2007-08-19 Jan Hubicka <jh@suse.cz>
8176 * i386.md: Replace "rim" and "mri" constraints by "g".
8178 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8180 * dwarf2out.c (text_section_used, cold_text_section_used,
8181 cold_text_section, dwarf2out_note_section_used): New.
8182 (dwarf2out_init): Initialize cold_text_section.
8183 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8184 dwarf2out_note_section_used.
8185 (size_of_aranges): Only count entry for text section if it was
8186 used. Count entry for cold text section if it was used.
8187 (output_aranges): Only output entries for text section and cold
8188 text section if they were used.
8190 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8192 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8194 (debug_generic_stmt): Likewise.
8195 (debug_tree_chain): Likewise.
8197 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8199 * tree-data-refs.c (split_constant_offset): Expose.
8200 * tree-data-refs.h (split_constant_offset): Add declaration.
8202 * tree-vectorizer.h (dr_alignment_support): Renamed
8203 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8204 Added a new value dr_explicit_realign.
8205 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8206 dr_offset, dr_step, and dr_aligned_to, along with new access
8207 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8208 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8209 STMT_VINFO_DR_ALIGNED_TO.
8211 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8213 In case of outer-loop vectorization with non-fixed misalignment - use
8214 the dr_explicit_realign scheme instead of the optimized realignment
8216 (new_stmt_vec_info): Initialize new fields.
8218 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8219 'nested_in_vect_loop' case. Change verbosity level.
8220 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8221 Don't fail on zero step in the outer-loop for loads.
8222 (vect_analyze_data_refs): Call split_constant_offset to calculate
8223 base, offset and init relative to the outer-loop.
8225 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8226 BSI function argument with a new function argument - at_loop.
8227 Simplify the condition that determines STEP. Takes additional argument
8228 INV_P. Support outer-loop vectorization (handle the
8229 nested_in_vect_loop case), including zero step in the outer-loop. Call
8230 vect_create_addr_base_for_vector_ref with additional argument.
8231 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8232 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8233 Fixed and simplified calculation of step.
8234 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8235 of bsi, and with additional argument. Call bump_vector_ptr with
8236 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8237 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8238 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8239 when the realignment setup needs to take place inside the loop.
8240 Support the dr_explicit_realign scheme. Allow generating the optimized
8241 realignment scheme for outer-loop vectorization. Added documentation.
8242 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8243 the 'nested_in_vect_loop' case, including loads that are invariant in
8244 the outer-loop and the realignment schemes. Handle the case when the
8245 realignment setup needs to take place inside the loop. Call
8246 vect_setup_realignment with additional arguments. Call
8247 vect_create_data_ref_ptr with additional argument and with loop instead
8248 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8249 (vect_gen_niters_for_prolog_loop): Call
8250 vect_create_addr_base_for_vector_ref with additional arguments.
8251 (vect_create_cond_for_align_checks): Likewise.
8252 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8253 scheme: takes additional argument bump; argument ptr_incr is now
8254 optional; updated documentation.
8255 (vect_init_vector): Takes additional argument (bsi). Use it, if
8256 available, to insert the vector initialization.
8257 (get_initial_def_for_induction): Pass additional argument in call to
8259 (vect_get_vec_def_for_operand): Likewise.
8260 (vect_setup_realignment): Likewise.
8261 (vectorizable_load): Likewise.
8263 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8265 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8266 as argument instead of struct loop.
8267 (nested_in_vect_loop_p): New function.
8268 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8270 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8271 from other phis in the loop.
8272 (destroy_loop_vec_info): Add additional argument to declaration.
8274 * tree-vectorizer.c (supportable_widening_operation): Also check if
8275 nested_in_vect_loop_p (don't allow changing the order in this case).
8276 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8277 of struct loop. Call nested_in_vect_loop_p and don't require
8278 flag_unsafe_math_optimizations if it returns true.
8279 (new_stmt_vec_info): When setting def_type for phis differentiate
8280 loop-header phis from other phis.
8281 (bb_in_loop_p): New function.
8282 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8283 just update their loop_vinfo. Order of BB traversal now matters -
8284 call dfs_enumerate_from with bb_in_loop_p.
8285 (destroy_loop_vec_info): Takes additional argument to control whether
8286 stmt_vinfo of the loop stmts should be destroyed as well.
8287 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8288 reduction stmt to be defines by a non loop-header phi.
8289 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8291 * tree-vect-transform.c (vectorizable_reduction): Call
8292 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8293 (vectorizable_call): Likewise.
8294 (vectorizable_conversion): Likewise.
8295 (vectorizable_operation): Likewise.
8296 (vectorizable_type_promotion): Likewise.
8297 (vectorizable_type_demotion): Likewise.
8298 (vectorizable_store): Likewise.
8299 (vectorizable_live_operation): Likewise.
8300 (vectorizable_reduction): Likewise. Also pass loop_info to
8301 vect_is_simple_reduction instead of loop.
8302 (vect_init_vector): Call nested_in_vect_loop_p.
8303 (get_initial_def_for_reduction): Likewise.
8304 (vect_create_epilog_for_reduction): Likewise.
8305 (vect_init_vector): Check which loop to work with, in case there's an
8307 (get_initial_def_for_inducion): Extend to handle outer-loop
8308 vectorization. Fix indentation.
8309 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8310 In the case vect_induction_def get the vector def from the induction
8311 phi node, instead of calling get_initial_def_for_inducion.
8312 (get_initial_def_for_reduction): Extend to handle outer-loop
8314 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8316 (vect_transform_loop): Change assert to just skip this case. Add a
8318 (vect_finish_stmt_generation): Add a couple asserts.
8320 (vect_estimate_min_profitable_iters): Multiply
8321 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8323 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8324 this is an inner-loop reduction in outer-loop vectorization.
8326 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8327 Same code as what used to be vect_analyze_scalar_cycles, only with
8328 additional argument loop, and loop_info passed to
8329 vect_is_simple_reduction instead of loop.
8330 (vect_analyze_scalar_cycles): Code factored out into
8331 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8332 Updated documentation.
8333 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8334 outer-loop vectorization that are live or not used in the outerloop,
8335 cause this requires special handling.
8336 (vect_enhance_data_refs_alignment): Don't consider versioning for
8338 (vect_analyze_data_refs): Check that there are no datarefs in the
8340 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8341 and vect_used_in_outer_by_reduction cases.
8342 (process_use): Also consider the case of outer-loop stmt defining an
8343 inner-loop stmt and vice versa.
8344 (vect_analyze_loop_1): New function.
8345 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8346 loops. Call vect_analyze_loop_1.
8347 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8348 been vectorized. Call destroy_loop_vec_info with additional argument.
8350 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8351 in the inner-loop when doing outer-loop vectorization. Add
8352 documentation and printout.
8353 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8354 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8356 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8358 * tree-affine.h (print_aff): New prototype.
8359 (debug_aff): Likewise.
8360 * tree-affine.c (print_aff): New function.
8361 (debug_aff): Likewise.
8363 2007-08-18 Paul Brook <paul@codesourcery.com>
8364 Joseph Myers <joseph@codesourcery.com>
8366 * common.opt (-fdebug-prefix-map=): New option.
8367 * opts.c: Include debug.h.
8368 (common_handle_option): Handle -fdebug-prefix-map.
8369 * final.c: Include ggc.h.
8370 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8371 remap_debug_filename): New.
8372 * Makefile.in (final.o, opts.o): Update dependencies.
8373 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8374 * configure.ac: Check for assembler --debug-prefix-map support.
8375 * configure, config.in: Regenerate.
8376 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8377 (ASM_DEBUG_SPEC): Include ASM_MAP.
8378 * doc/install.texi (--with-debug-prefix-map): Document.
8379 * doc/invoke.texi (-fdebug-prefix-map): Document.
8380 * dbxout.c (dbxout_init, dbxout_start_source_file,
8381 dbxout_source_file): Call remap_debug_filename.
8382 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8383 dwarf2out_start_source_file, dwarf2out_finish): Call
8384 remap_debug_filename.
8385 (file_table_relative_p): Do not check d->emitted_number.
8386 * toplev.c (output_file_directive): Call remap_debug_filename.
8387 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8388 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8390 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8392 * loop-invariant.c (find_invariants_to_move): Add missing macro
8395 2007-08-17 Tom Tromey <tromey@redhat.com>
8397 * tree.h (struct tree_label_decl): Removed old "java" fields.
8399 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8400 Nigel Stephens <nigel@mips.com>
8402 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8403 Treat -mno-data-in-code and -mcode-xonly as aliases for
8404 -mcode-readable=no and -mcode-readable=pcrel respectively.
8405 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8406 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8407 (MULTILIB_DIRNAMES): Update accordingly.
8409 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8411 * Makefile.in (version.o): Depend on $(REVISION) only if
8412 REVISION_s is defined.
8414 2007-08-17 Sa Liu <saliu@de.ibm.com>
8415 Ulrich Weigand <uweigand@de.ibm.com>
8418 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8419 use build_qualified_type to retain qualifiers of the base type.
8421 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8423 * config/score/score.md : Update pattern tablejump.
8424 * config/score/score.c : Update score_initialize_trampoline
8426 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8427 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8428 * doc/contrib.texi: Add my entry.
8430 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8432 * Makefile.in (REVISION): New.
8435 (version.o): Also depend on $(REVISION). Add
8436 -DREVISION=$(REVISION_s).
8438 * version.c (version_string): Add REVISION.
8440 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8442 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8443 of GOTO that's relocated to a different block.
8445 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8447 * c-common.c (const_strip_array_types): New.
8448 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8449 (const_strip_array_types): New.
8450 * c-objc-common.c (c_disregard_inline_limits,
8451 c_warn_unused_global_decl): Constify.
8452 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8453 c_vla_type_p, c_incomplete_type_error): Likewise.
8454 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8455 * hooks.c (hook_bool_const_tree_false): New.
8456 * hooks.h (hook_bool_const_tree_false): Likewise.
8457 * langhooks-def.h (lhd_warn_unused_global_decl,
8458 lhd_incomplete_type_error, lhd_expr_size,
8459 lhd_tree_inlining_disregard_inline_limits,
8460 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8461 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8462 * langhooks.c (lhd_warn_unused_global_decl,
8463 lhd_incomplete_type_error,
8464 lhd_tree_inlining_disregard_inline_limits,
8465 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8466 lhd_expr_size): Likewise.
8467 * langhooks.h (lang_hooks_for_tree_inlining,
8468 lang_hooks_for_tree_dump, lang_hooks_for_types,
8469 lang_hooks_for_decls, lang_hooks): Likewise.
8470 * pointer-set.c (pointer_set_t, pointer_set_create,
8471 pointer_set_contains, insert_aux, pointer_set_insert,
8472 pointer_set_traverse, pointer_map_t, pointer_map_create,
8473 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8475 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8476 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8477 pointer_map_traverse): Likewise.
8478 * predict.c (assert_is_empty): Likewise.
8479 * tree-affine.c (free_name_expansion): Likewise.
8480 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8481 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8482 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8484 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8486 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8488 (destroy_loop_vec_info): Add call to VEC_free.
8489 * tree-vectorizer.h (may_alias_ddrs): Define.
8490 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8491 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8492 Change reporting to dump.
8493 (vect_is_duplicate_ddr): New.
8494 (vect_mark_for_runtime_alias_test): New.
8495 (vect_analyze_data_ref_dependences) Add call to
8496 vect_mark_for_runtime_alias_test.
8497 (vect_enhance_data_refs_alignment): Define local variable
8498 vect_versioning_for_alias_required, don't perform
8499 peeling for alignment if versioning for alias is
8501 (vect_enhance_data_refs_alignment): Use
8502 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8503 PARAM_VECT_MAX_VERSION_CHECKS.
8504 * tree-vect-transform.c
8505 (vect_create_cond_for_alias_checks): New.
8506 (vect_transform_loop): Add call to
8507 vect_create_cond_for_alias_checks.
8508 (vect_vfa_segment_size): New.
8509 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8511 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8512 * gcc/doc/invoke.texi
8513 (vect-max-version-for-alignment-checks): Document.
8514 (vect-max-version-for-alias-checks): Document.
8515 (vect-max-version-checks): Remove.
8517 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8520 the same line as the instruction for all asm dialects.
8521 (*rep_movsi): Ditto.
8522 (*rep_movsi_rex64): Ditto.
8523 (*rep_movqi): Ditto.
8524 (*rep_movqi_rex64): Ditto.
8525 (*rep_stosdi_rex64): Ditto.
8526 (*rep_stossi): Ditto.
8527 (*rep_stossi_rex64): Ditto.
8528 (*rep_stosqi): Ditto.
8529 (*rep_stosqi_rex64): Ditto.
8530 (*cmpstrnqi_nz_1): Ditto.
8531 (*cmpstrnqi_nz_rex_1): Ditto.
8532 (*cmpstrnqi_1): Ditto.
8533 (*cmpstrnqi_rex_1): Ditto.
8534 (*strlenqi_1): Ditto.
8535 (*strlenqi_rex_1): Ditto.
8536 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8537 prefix on the same line as the instruction for all asm dialects.
8538 (sync_double_compare_and_swap<mode>): Ditto.
8539 (*sync_double_compare_and_swapdi_pic): Ditto.
8540 (*sync_compare_and_swap_cc<mode>): Ditto.
8541 (sync_double_compare_and_swap_cc<mode>): Ditto.
8542 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8543 (sync_old_add<mode>): Ditto.
8544 (sync_add<mode>): Ditto.
8545 (sync_sub<mode>): Ditto.
8546 (sync_ior<mode>): Ditto.
8547 (sync_and<mode>): Ditto.
8548 (sync_xor<mode>): Ditto.
8550 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8553 * reload.c (find_reloads): Check that the memory returned by
8554 find_reloads_toplev was not the result of forcing a constant
8556 (find_reloads_toplev): Always use simplify_gen_subreg to get
8557 the subreg of a constant. If the result is also a constant,
8558 but not a legitimate one, force it into the constant pool
8559 and reload its address.
8561 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8563 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8566 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8568 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8569 directive for the current vector ABI.
8571 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8574 * caller-save.c (reg_save_code): Set invalide status on restore code.
8576 2007-08-15 Diego Novillo <dnovillo@google.com>
8578 * tree-ssa-alias.c (compute_memory_partitions): Use
8579 alias_bitmap_obstack to allocate bitmaps.
8580 (reset_alias_info): Factor out of init_alias_info.
8581 Mark all name tags not associated to an SSA name for renaming.
8582 (init_alias_info): Call it.
8583 (create_name_tags): Tidy. Add comments.
8584 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8586 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8588 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8589 scheduler dependencies.
8591 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8593 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8595 (*iorsi_1_zext): Likewise.
8596 (*iorsi_1_zext_imm): Likewise.
8597 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8598 with "rm"/"xm" constraint.
8599 (sse2_vmsqrtv2df2): Likewise.
8601 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8604 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8607 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8609 * tree-pass.h (PROP_pta): Removed.
8610 (TODO_rebuild_alias): New.
8611 (pass_may_alias): Removed.
8612 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8613 aliasing if we changed something.
8614 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8616 (pass_may_alias): Removed.
8617 (create_structure_vars): Return TODO_rebuild_alias.
8618 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8619 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8621 (tree_sra_early): We never affect aliasing right now.
8622 * tree-flow.h (compute_may_aliases): New prototype.
8623 * passes.c: Remove pass_may_alias from the passes.
8624 (execute_function_todo): Support TODO_rebuild_alias.
8626 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8628 * i386.c: (legitimize_address): Move dllimported variable check
8629 infront of legitimizing pic address of CONST symbols.
8631 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8633 PR tree-optimization/32941
8634 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8635 (goto_queue_cmp): Remove.
8636 (find_goto_replacement): Change search method.
8637 (maybe_record_in_goto_queue): Add assert.
8638 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8639 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8641 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8643 * alias.c (component_uses_parent_alias_set): Constify.
8644 * alias.h (component_uses_parent_alias_set): Likewise.
8645 * cfgrtl.c (print_rtl_with_bb): Likewise.
8646 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8647 mpz_get_double_int): Likewise.
8648 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8649 mpz_get_double_int): Likewise.
8650 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8651 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8653 * expr.h (safe_from_p): Likewise.
8654 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8656 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8657 zero_sized_type, goa_lhs_expr_p): Likewise.
8658 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8659 * rtl.h (print_rtl_with_bb): Likewise.
8660 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8661 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8662 * tree-flow-inline.h (bb_stmt_list): Constify.
8663 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8665 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8666 const_first_stmt, const_last_stmt): New.
8667 (block_may_fallthru, empty_block_p): Constify.
8668 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8669 EXPR_ONLY_BODY): New.
8670 (expr_first, expr_last, expr_only): Use macro for body.
8671 (const_expr_first, const_expr_last, const_expr_only): New.
8672 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8673 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8674 ctsi_prev, ctsi_stmt): New.
8675 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8676 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8677 * tree-ssa-loop-niter.c (loop_only_exit_p,
8678 derive_constant_upper_bound): Likewise.
8679 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8680 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8681 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8682 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8683 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8684 * tree.c (get_type_static_bounds): Likewise.
8685 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8686 (get_type_static_bounds): Constify.
8688 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8691 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8692 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8693 (*<addsub><mode>3_cc_overflow): New.
8694 (*add<mode>3_cconly_overflow): New.
8695 (*sub<mode>3_cconly_overflow): New.
8696 (*<addsub>si3_zext_cc_overflow): New.
8697 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8698 CCCmode for LTU, GTU, LEU and GEU.
8699 (ix86_comparison_operator): Likewise.
8700 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8701 * config/i386/i386.c (put_condition_code): Support CCCmode.
8702 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8703 or MINUS expressions.
8705 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8708 * c-typeck.c (build_binary_op): Disallow vector float types with
8709 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8711 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8713 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8714 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8715 (dep_def): New typedef.
8716 (init_dep_1, sd_debug_dep): Declare functions.
8717 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8718 (debug_dep_links): Remove.
8719 (struct _deps_list): New field 'n_links'.
8720 (DEPS_LIST_N_LINKS): New macro.
8721 (FOR_EACH_DEP_LINK): Remove.
8722 (create_deps_list, free_deps_list, delete_deps_list): Remove
8724 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8725 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8726 (copy_deps_list_change_con, move_dep_link): Ditto.
8727 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8728 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8730 (INSN_BACK_DEPS): Remove.
8731 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8733 (INSN_DEP_COUNT): Remove.
8734 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8735 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8736 Declare global variables.
8737 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8738 (add_forw_dep, compute_forward_dependences): Remove declarations.
8739 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8740 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8741 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8743 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8745 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8746 (sd_list_types_def): New typedef.
8747 (sd_next_list): Declare function.
8748 (struct _sd_iterator): New type.
8749 (sd_iterator_def): New typedef.
8750 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8752 (FOR_EACH_DEP): New cycle wrapper.
8753 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8755 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8756 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8759 * sched-deps.c (init_dep_1): Make global.
8760 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8762 (dump_dep): New static function.
8763 (dump_dep_flags): New static variable.
8764 (sd_debug_dep): New function.
8765 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8767 (move_dep_link): Use remove_from_deps_list (), instead of
8769 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8770 (dep_link_is_detached_p): New static function.
8771 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8773 (dn_pool, dl_pool): New alloc_pools.
8774 (dn_pool_diff, dl_pool_diff): New static variables.
8775 (create_dep_node, delete_dep_node): New static function.
8776 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8777 (deps_list_empty_p): Make it static. Use 'n_links' field.
8778 (deps_pools_are_empty_p): New static function.
8779 (alloc_deps_list, delete_deps_list): Remove.
8780 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8781 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8782 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8783 (forward_dependency_cache): Remove.
8784 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8785 'back' from the names. Change signature to use dep_t instead of
8787 (add_back_dep): Ditto. Make global.
8788 (check_dep_status): Rename to check_dep ().
8789 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8791 (sd_finish_insn): Ditto.
8792 (sd_find_dep_between_no_cache): New static function.
8793 (sd_find_dep_between): New function.
8794 (ask_dependency_caches, set_dependency_caches): New static functions.
8795 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8796 (add_or_update_dep_1): Separate pieces of functionality into
8797 ask_dependency_caches (), update_dependency_caches (),
8798 change_spec_dep_to_hard (), update_dep ().
8799 (get_back_and_forw_lists): New static function.
8800 (sd_add_dep): Separate setting of dependency caches into
8801 set_dependency_caches ().
8802 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8804 (sd_delete_dep): Ditto.
8805 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8806 (dump_lists): New static function.
8807 (sd_debug_lists): New debug function.
8808 (delete_all_dependences, fixup_sched_groups): Update to use
8809 sd_* infrastructure.
8810 (sched_analyze_2): Create data-speculative dependency only if
8811 data-speculation is enabled.
8812 (sched_analyze_insn): If insn cannot be speculative, make all its
8813 dependencies non-speculative.
8814 (sched_analyze): Use sd_init_insn ().
8815 (add_forw_dep, compute_forward_dependencies): Remove.
8816 (delete_dep_nodes_in_back_deps): New static function.
8817 (sched_free_deps): New function.
8818 (init_dependency_caches): Init alloc_pools.
8819 (extend_depedency_caches): Update after removing of
8820 forward_dependency_cache.
8821 (free_dependency_caches): Ditto. Free alloc_pools.
8822 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8823 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8825 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8826 (add_dependence): Use init_dep ().
8827 (get_dep_weak_1): New static function.
8828 (get_dep_weak): Move logic to get_dep_weak_1 ().
8829 (dump_ds): New static function moved from haifa-sched.c:
8830 debug_spec_status ().
8831 (debug_ds): New debug function.
8832 (check_dep_status): Rename to check_dep (). Update to check whole
8835 * haifa-sched.c (spec_info): Make global.
8836 (added_recovery_block_p): Rename to
8837 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8838 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8839 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8840 to use new interfaces.
8841 (ok_for_early_queue_removal): Ditto.
8842 (schedule_block): Initialize logical uids of insns emitted by the
8844 (sched_init): Initialize new variable.
8845 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8847 (extend_global): Initialize insn data.
8848 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8849 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8851 (add_to_speculative_block): Update to use new interfaces.
8852 (create_recovery_block): Set new variables.
8853 (create_check_block_twin, fix_recovery_deps): Update to use new
8855 (sched_insn_is_legitimate_for_speculation_p): New function.
8856 (speculate_insn): Move checking logic to
8857 sched_insn_is_legitimate_for_speculation_p ().
8858 (sched_remove_insn): Finalize sched-deps information of instruction.
8859 (clear_priorities, add_jump_dependencies): Update to use new
8861 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8863 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8864 to use new interfaces.
8865 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8866 (new_ready): Try to use control speculation only if it is available.
8867 (add_branch_dependences): Update to use new interfaces.
8868 (compute_block_backward_dependences): Rename to
8869 compute_block_dependences (). Call
8870 targetm.sched.dependencies_evaluation_hook ().
8871 (free_block_dependencies): New static function.
8872 (debug_dependencies): Update to use new interfaces.
8873 (schedule_region): Remove separate computation of forward dependencies.
8874 Move call of targetm.sched.dependencies_evaluation_hook () to
8875 compute_block_dependences (). Free dependencies at the end of
8876 scheduling the region.
8878 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8880 (add_deps_for_risky_insns): Ditto.
8881 (schedule_ebb): Remove separate computation of forward dependencies.
8882 Free dependencies at the end of scheduling the ebb.
8884 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8885 (build_intra_loop_deps): Ditto. Remove separate computation of
8886 forward dependencies. Free sched-deps dependencies.
8888 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8889 to use new interfaces.
8890 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8892 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8894 (is_costly_group): Ditto.
8896 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8898 * alias.c (rtx_equal_for_memref_p): Constify.
8899 * basic-block.h (const_edge, const_basic_block): New.
8900 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8901 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8902 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8903 probably_never_executed_bb_p, edge_probability_reliable_p,
8904 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8905 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8907 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8908 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8910 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8911 flow_nodes_print, dfs_enumerate_from): Likewise.
8912 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8913 control_flow_insn_p, count_basic_blocks): Likewise.
8914 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8915 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8916 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8917 average_num_loop_insns, loop_exit_edge_p,
8918 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8919 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8920 average_num_loop_insns, seq_cost): Likewise.
8921 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8922 * dominance.c (dominated_by_p): Likewise.
8923 * emit-rtl.c (validate_subreg): Likewise.
8924 * except.c (can_throw_internal, can_throw_external): Likewise.
8925 * except.h (can_throw_internal, can_throw_external): Likewise.
8926 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8927 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8928 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8929 simple_mem, store_ops_ok, load_kills_store, find_loads,
8930 store_killed_in_insn, store_killed_after, store_killed_before,
8931 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8933 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8934 noce_mem_write_may_trap_or_fault_p): Likewise.
8935 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8937 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8939 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8940 probably_cold_bb_p, probably_never_executed_bb_p,
8941 edge_probability_reliable_p, br_prob_note_reliable_p,
8942 can_predict_insn_p): Likewise.
8943 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8944 * resource.c (return_insn_p): Likewise.
8945 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8947 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8948 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8949 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8950 verify_gimple_modify_stmt): Likewise.
8951 * tree-chrec.c (is_not_constant_evolution,
8952 is_multivariate_chrec_rec, is_multivariate_chrec,
8953 chrec_contains_symbols, chrec_contains_undetermined,
8954 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8955 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8956 eq_evolutions_p, scev_direction): Likewise.
8957 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8958 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8959 chrec_contains_symbols_defined_in_loop,
8960 chrec_contains_undetermined, tree_contains_chrecs,
8961 evolution_function_is_affine_multivariate_p,
8962 evolution_function_is_univariate_p, chrec_zerop,
8963 evolution_function_is_constant_p, evolution_function_is_affine_p,
8964 evolution_function_is_affine_or_constant_p,
8965 tree_does_not_contain_chrecs, chrec_type): Likewise.
8966 * tree-data-ref.c (tree_fold_divides_p,
8967 object_address_invariant_in_loop_p, dr_may_alias_p,
8968 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8969 same_access_functions, constant_access_functions,
8970 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8972 * tree-flow.h (scev_direction): Likewise.
8973 * tree-gimple.c (is_gimple_stmt): Likewise.
8974 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8976 * tree-pretty-print.c (op_prio): Likewise.
8977 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8978 analyzable_condition, backedge_phi_arg_p): Likewise.
8979 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8980 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8981 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8984 2007-08-13 Dan Hipschman <dsh@google.com>
8987 * c-format.c (check_format_arg): Move check for zero-length
8988 format strings below the check for unterminated strings.
8990 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8993 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8996 2007-08-13 Nick Clifton <nickc@redhat.com>
8998 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9000 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9003 * c-format.c (gcc_gfc_length_specs): New array.
9004 (gcc_gfc_char_table): Add unsigned specifier, and references to
9005 the l length modifier.
9006 (format_types_orig): Use the new gcc_gfc_length_specs.
9008 2007-08-12 Sa Liu <saliu@de.ibm.com>
9010 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9011 and with REG_RETVAL note after split.
9013 2007-08-11 David Daney <ddaney@avtrex.com>
9015 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9016 as ATTRIBUTE_UNUSED.
9018 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9019 Segher Boessenkool <segher@kernel.crashing.org>
9021 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9022 HAVE_LOCAL_CPU_DETECT not defined.
9024 2007-08-11 Jan Hubicka <jh@suse.cz>
9026 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9027 (cgraph_process_new_functions): Honor previous value of
9028 disregard_inline_limits.
9029 * ipa-inline.c (compute_inline_parameters): Likewise.
9031 2007-08-11 Ian Lance Taylor <iant@google.com>
9033 * alias.h (alias_set_type): Define new type.
9034 (ALIAS_SET_MEMORY_BARRIER): Use it.
9035 * rtl.h: Include alias.h.
9036 (struct mem_attrs): Use alias_set_type.
9037 * tree.h: Include alias.h
9038 (struct tree_type): Use alias_set_type.
9039 (struct tree_struct_field_tag): Likewise.
9040 (struct tree_decl_common): Likewise.
9041 * alias.c (struct alias_set_entry): Use alias_set_type.
9042 (get_alias_set_entry, alias_set_subset_of): Likewise.
9043 (alias_sets_conflict_p): Likewise.
9044 (alias_sets_must_conflict_p): Likewise.
9045 (objects_must_conflict_p): Likewise.
9046 (get_alias_set, new_alias_set): Likewise.
9047 (record_alias_subset, record_component_aliases): Likewise.
9048 (varargs_set, frame_set): Change to alias_set_type.
9049 (get_varargs_alias_set): Use alias_set_type.
9050 (get_frame_alias_set): Likewise.
9051 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9052 * dse.c (struct store_info): Use alias_set_type.
9053 (struct read_info, struct clear_alias_mode_holder): Likewise.
9054 (clear_alias_set_lookup, canon_address): Likewise.
9055 (record_store, check_mem_read_rtx): Likewise.
9056 (dse_record_singleton_alias_set): Likewise.
9057 (dse_invalidate_singleton_alias_set): Likewise.
9058 * emit-rtl.c (get_mem_attrs): Likewise.
9059 (set_mem_attributes_minus_bitpos): Likewise.
9060 (set_mem_alias_set): Likewise.
9061 * expr.c (store_constructor_field, store_field): Likewise.
9062 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9063 * langhooks.c (lhd_get_alias_set): Likewise.
9064 * langhooks-def.h (lhd_get_alias_set): Likewise.
9065 * reload1.c (alter_reg): Likewise.
9066 * tree-flow.h (struct fieldoff): Likewise.
9067 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9068 (may_alias_p, get_smt_for, create_sft): Likewise.
9069 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9070 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9071 (merge_smts_into): Likewise.
9072 * varasm.c (const_alias_set): Likewise.
9073 * c-common.c (strict_aliasing_warning): Likewise.
9074 (c_common_get_alias_set): Likewise.
9075 * dse.h (dse_record_singleton_alias_set): Update declaration.
9076 (dse_invalidate_singleton_alias_set): Likewise.
9077 * emit-rtl.h (set_mem_alias_set): Likewise.
9078 * c-common.h (c_common_get_alias_set): Likewise.
9079 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9080 * print-tree.c (print_node): Likewise.
9081 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9083 (alpha_setup_incoming_varargs): Use alias_set_type.
9084 * config/i386/i386.c (setup_incoming_varargs_64): Use
9086 (setup_incoming_varargs_ms_64): Likewise.
9087 (ix86_GOT_alias_set): Likewise.
9088 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9089 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9090 (set): Change to alias_set_type.
9091 (get_TOC_alias_set): Use alias_set_type.
9092 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9094 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9095 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9097 (struct_value_alias_set): Likewise.
9098 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9100 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9102 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9103 * config/vxworks.h (TARGET_VXWORKS): Override.
9104 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9105 "mips" if TARGET_VXWORKS.
9107 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9109 * calls.c (avoid_likely_spilled_reg): New function.
9110 (expand_call): Use it.
9112 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9114 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9116 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9118 * config/mips/predicates.md (const_call_insn_operand): Invoke
9119 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9121 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9124 * config/rs6000/driver-rs6000.c: Include link.h.
9125 Use ElfW instead of wordsize-specif typedef.
9127 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9129 * system.h (CONST_CAST): New.
9130 * c-decl.c (c_make_fname_decl): Use it.
9131 * c-lex.c (cb_ident, lex_string): Likewise.
9132 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9133 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9134 give_switch, set_multilib_dir): Likewise.
9135 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9136 * passes.c (execute_one_pass): Likewise.
9137 * prefix.c (update_path): Likewise.
9138 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9139 * tree.c (build_string): Likewise.
9141 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9143 * tree-flow-inline.h (is_exec_stmt): Remove.
9144 (is_label_stmt): Remove.
9145 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9148 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9150 * lower-subreg.c (resolve_shift_zext): Don't adjust
9151 src_reg_num for wordmode operands.
9153 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9154 David Ung <davidu@mips.com>
9156 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9157 (TARGET_SCHED_REORDER2): Define.
9158 (mips_maybe_swap_ready): New.
9159 (mips_last_74k_agen_insn): New.
9160 (mips_74k_agen_init): New.
9161 (mips_74k_agen_reorder): New function to group loads and stores
9163 (mips_sched_init): New.
9164 (mips_sched_reorder): Don't do initialization here. Call
9165 mips_74k_agen_reorder.
9166 (mips_variable_issue): Call mips_74k_agen_init.
9168 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9170 * tree-flow-inline.h (get_filename): Remove.
9172 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9174 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9176 (mips_fetch_insns): Delete in favor of...
9177 (mips_load_store_insns): ...this new function.
9178 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9179 to say whether multiword moves _might_ be split.
9180 (mips_fetch_insns): Delete in favor of...
9181 (mips_load_store_insns): ...this new function.
9182 (mips_rtx_costs): Update the call to mips_address_insns.
9183 (mips_address_cost): Likewise.
9184 * config/mips/mips.md (length): Use mips_load_store_insns instead
9185 of mips_fetch_insns.
9186 * config/mips/constraints.md (R): Use mips_address_insns rather
9187 than mips_fetch_insns. Assume that the move never needs to be split.
9189 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9191 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9192 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9193 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9194 * config/mips/mips.h (mips16_hard_float): Delete.
9195 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9196 definitions, and replace with....
9197 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9198 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9199 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9200 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9201 (override_options): Replace MASK_SOFT_FLOAT references with
9202 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9203 and mips16_hard_float when TARGET_MIPS16.
9205 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9208 * c-typeck.c (build_binary_op): Check for non pointer types before
9209 calling int_fits_type_p.
9211 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9214 * fold-const.c (omit_one_operand): Return only the ommitted expression
9215 if the result is an empty statement.
9216 (pedantic_omit_one_operand): Likewise.
9218 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9220 * c-typeck.c (readonly_error): Improve error for assignment.
9222 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9224 (pp_c_expression): Ditto.
9226 2007-08-09 Simon Baldwin <simonb@google.com>
9228 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9229 break that was preventing simplify_associative_operation() for xor.
9231 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9232 Nigel Stephens <nigel@mips.com>
9234 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9235 Document change in interpretation of value from boolean to
9237 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9238 ffs and ctz using clz.
9239 (expand_unop): Call them.
9240 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9242 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9243 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9244 enable the new ffs expansion on this target.
9246 2007-08-09 Jan Hubicka <jh@suse.cz>
9248 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9249 (expand_ternary_op): Likewise.
9250 (expand_vec_shift_expr): Likewise.
9251 (expand_binop_directly): Likewise.
9252 (expand_binop): Likewise.
9253 (sign_expand_binop): Likewise.
9254 (expand_twoval_unop): Likewise.
9255 (expand_twoval_binop): Likewise.
9256 (expand_twoval_binop_libfunc): Likewise.
9257 (widen_clz): Likewise.
9258 (widen_bswap): Likewise.
9259 (expand_parity): Likewise.
9260 (expand_unop): Likewise.
9261 (expand_abs_nojump): Likewise.
9262 (expand_copysign): Likewise.
9263 (emit_no_conflict_block): Likewise.
9264 (emit_libcall_block): Likewise.
9265 (can_compare_p): Likewise.
9266 (prepare_cmp_insn): Likewise.
9267 (emit_cmp_and_jump_insn_1): Likewise.
9268 (prepare_float_lib_cmp): Likewise.
9269 (emit_conditional_add): Likewise.
9270 (gen_add2_insn): Likewise.
9271 (have_add2_insn): Likewise.
9272 (gen_sub2_insn): Likewise.
9273 (have_sub2_insn): Likewise.
9274 (can_extend_p): Likewise.
9275 (can_fix_p): Likewise.
9276 (can_float_p): Likewise.
9277 (expand_float): Likewise.
9278 (expand_fix): Likewise.
9279 (expand_sfix_optab): Likewise.
9280 (new_optab): Likewise.
9281 (new_convert_optab): Likewise.
9282 (init_libfuncs): Likewise.
9283 (init_interclass_conv_libfuncs): Likewise.
9284 (init_intraclass_conv_libfuncs): Likewise.
9285 (set_conv_libfunc): Likewise.
9286 (init_optabs): Likewise.
9287 (debug_optab_libfuncs): Likewise.
9288 (gen_cond_trap): Likewise.
9289 * optabs.h (optab_handler, convert_optab_hanlder): New.
9290 * genopinit.c: Update optabs generation table.
9291 * reload.c (find_reloads_address_1): Use optabs accestors.
9292 * builtins.c (expand_builtin_mathfn): Likewise.
9293 (expand_builtin_mathfn_2): Likewise.
9294 (expand_builtin_mathfn_3): Likewise.
9295 (expand_builtin_interclass_mathfn): Likewise.
9296 (expand_builtin_sincos): Likewise.
9297 (expand_builtin_cexpi): Likewise.
9298 (expand_builtin_powi): Likewise.
9299 (expand_builtin_strlen): Likewise.
9300 * dojump.c (do_jump): Likewise.
9301 * expr.c (convert_move): Likewise.
9302 (move_by_pieces): Likewise.
9303 (move_by_pieces_ninsns): Likewise.
9304 (can_store_by_pieces): Likewise.
9305 (store_by_pieces_1): Likewise.
9306 (emit_move_via_integer): Likewise.
9307 (emit_move_complex): Likewise.
9308 (emit_move_ccmode): Likewise.
9309 (emit_move_insn_1): Likewise.
9310 (emit_single_push_insn): Likewise.
9311 (store_constructor): Likewise.
9312 (expand_expr_real_1): Likewise.
9313 (do_store_flag): Likewise.
9314 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9315 (enumerate_modes): Likewise.
9316 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9317 (supportable_widening_operation): Likewise.
9318 (supportable_narrowing_operation): Likewise.
9319 * expmed.c (store_bit_field_1): Likewise.
9320 (extract_bit_field_1): Likewise.
9321 (expand_mult_highpart_optab): Likewise.
9322 (expand_smod_pow2): Likewise.
9323 (expand_divmod): Likewise.
9324 (emit_store_flag): Likewise.
9325 * tree-vect-patterns.c
9326 (vect_pattern_recog_1): Likewise.
9327 * tree-ssa-loop-prefetch.c
9328 (nontemporal_store_p): Likewise.
9329 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9330 (vect_create_epilog_for_reduction): Likewise.
9331 (vectorizable_reduction): Likewise.
9332 (vectorizable_operation): Likewise.
9333 (vect_strided_store_supported): Likewise.
9334 (vectorizable_store): Likewise.
9335 (vect_strided_load_supported): Likewise.
9336 (vectorizable_load): Likewise.
9337 * combine.c (simplify_comparison): Likewise.
9338 * tree-vect-generic.c
9339 (type_for_widest_vector_mode): Likewise.
9340 (expand_vector_operations_1): Likewise.
9341 * config/spu/spu.c (spu_expand_mov): Likewise.
9342 (spu_emit_vector_compare): Likewise.
9343 * config/rs6000/rs6000.c
9344 (rs6000_emit_vector_compare): Likewise.
9345 * stmt.c (add_case_node): Likewise.
9346 * reload1.c (gen_reload):
9348 2007-08-09 Michael Matz <matz@suse.de>
9350 * tree.h (fixed_zerop): Declare as taking a const_tree.
9351 * tree.c (fixed_zerop): Take a const_tree.
9353 2007-08-09 Ira Rosen <irar@il.ibm.com>
9355 * tree-vect-transform.c (vectorizable_store): Remove call to
9356 copy_virtual_operands() and call mark_symbols_for_renaming() for
9357 the created vector store.
9358 (vect_setup_realignment): Don't call copy_virtual_operands() and
9359 update_vuses_to_preheader().
9360 (vectorizable_load): Don't call copy_virtual_operands().
9361 (update_vuses_to_preheader): Remove.
9363 2007-08-08 Chao-ying Fu <fu@mips.com>
9365 * tree.def (FIXED_POINT_TYPE): New type.
9366 (FIXED_CST): New constant.
9367 (FIXED_CONVERT_EXPR): New expr.
9368 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9369 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9370 * tree.h (struct tree_base): Add saturating_flag.
9371 Remove one bit of spare for saturating_flag.
9372 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9373 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9374 FIXED_POINT_TYPE_P): Define.
9375 (TYPE_SATURATING): Define.
9376 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9377 (struct tree_fixed_cst): New.
9378 (TYPE_IBIT, TYPE_FBIT): Define.
9379 (tree_node): Add fixed_cst.
9380 (enum tree_index): Add new enumeration values of
9381 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9382 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9383 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9384 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9385 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9386 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9387 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9388 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9389 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9390 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9391 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9392 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9393 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9394 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9395 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9396 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9397 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9398 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9399 (sat_short_fract_type_node, sat_fract_type_node,
9400 sat_long_fract_type_node, sat_long_long_fract_type_node,
9401 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9402 sat_unsigned_long_fract_type_node,
9403 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9404 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9405 unsigned_short_fract_type_node, unsigned_fract_type_node,
9406 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9407 sat_short_accum_type_node, sat_accum_type_node,
9408 sat_long_accum_type_node, sat_long_long_accum_type_node,
9409 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9410 sat_unsigned_long_accum_type_node,
9411 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9412 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9413 unsigned_short_accum_type_node, unsigned_accum_type_node,
9414 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9415 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9416 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9417 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9418 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9419 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9420 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9421 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9422 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9423 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9424 sat_uda_type_node, sat_uta_type_node): New macro.
9425 (make_fract_type, make_accum_type): Declare.
9426 (make_signed_fract_type, make_unsigned_fract_type,
9427 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9428 make_signed_accum_type, make_unsigned_accum_type,
9429 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9430 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9431 make_or_reuse_sat_signed_fract_type,
9432 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9433 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9434 make_or_reuse_sat_unsigned_accum_type): New macro.
9435 (fixed_zerop): Declare.
9436 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9437 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9438 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9439 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9440 * treestruct.def: Add TS_FIXED_CST.
9441 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9443 (tree-dump.o): Likewise.
9444 (print-tree.o): Likewise.
9445 (tree-pretty-print.o): Likewise.
9446 (fold-const.o): Likewise.
9447 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9448 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9449 (is_gimple_min_invariant): Handle FIXED_CST.
9450 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9451 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9452 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9453 (layout_type): Handle FIXED_POINT_TYPE.
9454 (make_fract_type, make_accum_type): New functions.
9455 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9456 * tree-dump.c (fixed-value.h): New include.
9457 (dump_fixed): New function.
9458 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9459 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9460 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9461 * tree-pretty-print.c (fixed-value.h): New include.
9462 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9464 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9465 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9466 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9467 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9468 for non-saturating fixed-point types.
9469 (reassociate_bb): Likewise.
9470 * emit-rtl.c (fixed-value.h): New include.
9471 (fconst0, fconst1): New array.
9472 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9473 * tree-vect-generic.c expand_vector_operation): Support
9474 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9476 (type_for_widest_vector_mode): Add one parameter for the
9478 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9480 Pass the satp parameter to type_for_mode for fixed-point types.
9481 (expand_vector_operations_1): Pass the saturating flag to
9482 type_for_widest_vector_mode.
9483 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9484 and MODE_VECTOR_UACCUM.
9485 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9486 (vectorizable_condition): Likewise.
9487 * tree.c (fixed-value.h): New include.
9488 (tree_code_size): Support FIXED_CST.
9489 (build_fixed): New function.
9490 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9491 (fixed_zerop): New function.
9492 (tree_node_structure): Support FIXED_CST.
9493 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9494 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9495 (type_hash_eq): Handle FIXED_POINT_TYPE.
9496 (simple_cst_equal): Support FIXED_CST.
9497 (iterative_hash_expr): Handle FIXED_CST.
9498 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9499 (get_narrower): Likewise.
9500 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9501 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9502 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9503 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9505 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9506 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9507 (initializer_zerop): Support FIXED_CST.
9508 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9509 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9510 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9511 (is_base_type): Handle FIXED_POINT_TYPE.
9512 (add_type_attribute): Handle FIXED_POINT_TYPE.
9513 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9514 * print-tree.c (fixed-value.h): New include.
9515 (print_node_brief): Support FIXED_CST.
9516 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9517 * c-pretty-print.c (fixed-value.h): New include.
9518 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9519 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9520 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9521 Support fixed-point types for inner items in VECTOR_TYPE.
9522 (pp_c_direct_declarator): Likewise.
9523 (pp_c_declarator): Likewise.
9524 (pp_c_fixed_constant): New function.
9525 (pp_c_constant): Handle FIXED_CST.
9526 (pp_c_primary_expression): Likewise.
9527 (pp_c_expression): Likewise.
9528 * fold-const.c (fixed-value.h): New include.
9529 (negate_expr_p): Return true for FIXED_CST.
9530 (fold_negate_expr): Support FIXED_CST.
9531 (split_tree): Support FIXED_CST.
9532 (const_binop): Support FIXED_CST.
9533 (fold_convert_const_int_from_fixed): New function to convert from
9535 (fold_convert_const_real_from_fixed): New function to convert from
9537 (fold_convert_const_fixed_from_fixed): New function to convert from
9538 fixed to another fixed.
9539 (fold_convert_const_fixed_from_int): New function to convert from
9541 (fold_convert_const_fixed_from_real): New function to convert from
9543 (fold_convert_const): Support conversions from fixed to int, from
9544 fixed to real, from fixed to fixed, from int to fixed, and from real
9546 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9547 (operand_equal_p): Support FIXED_CST.
9548 (make_range): For fixed-point modes, we need to pass the
9549 saturating flag as the 2nd parameter.
9550 (tree_swap_operands_p): Handle FIXED_CST.
9551 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9553 (fold_unary): Support FIXED_CONVERT_EXPR.
9554 (fold_binary): Handle FIXED_CST.
9555 Make sure the type is not saturating, before associating operations.
9556 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9557 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9558 (fold_negate_const): Support FIXED_CST.
9559 (fold_relational_const): Support FIXED_CST.
9560 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9561 (gimplify_expr): Handle FIXED_CST.
9562 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9563 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9564 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9565 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9566 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9567 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9568 LONG_LONG_ACCUM_TYPE_SIZE.
9569 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9570 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9571 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9572 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9573 MODE_ACCUM, and MODE_UACCUM.
9574 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9575 fixed-point types to disable reduction.
9576 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9578 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9580 * config/rs6000/x-rs6000: New file.
9581 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9582 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9583 (EXTRA_SPEC_FUNCTIONS): Define.
9584 (HAVE_LOCAL_CPU_DETECT): Define.
9585 (CC1_CPU_SPEC): Define.
9586 * config/rs6000/driver-rs6000.c: New file.
9587 * config/rs6000/aix.h (CC1_SPEC): Define.
9588 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9589 * config.host: Add x-rs6000 to host_xmake_file if host and target
9590 are rs6000 or powerpc.
9592 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9594 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9596 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9597 Sandra Loosemore <sandra@codesourcery.com>
9598 Chao-ying Fu <fu@mips.com>
9599 Nigel Stephens <nigel@mips.com>
9600 David Ung <davidu@mips.com>
9602 * doc/invoke.texi (-mcode-readable): Document.
9603 * config/mips/mips.opt (mcode-readable): New option.
9604 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9605 * config/mips/mips.h (mips_code_readable_setting): New enum.
9606 (mips_code_readable): Declare.
9607 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9608 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9609 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9610 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9611 boiler-plate comments.
9612 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9613 * config/mips/mips.c (mips_code_readable): New variable.
9614 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9615 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9616 context and -mcode-readable setting to restrict the use of
9617 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9618 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9619 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9620 (mips_blocks_for_constant_p): Only return false for
9621 TARGET_MIPS16_PCREL_LOADS.
9622 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9623 for MIPS16. Handle SYMBOL_32_HIGH.
9624 (mips_const_insns): Allow HIGHs for MIPS16 too.
9625 (mips_unspec_address_offset): New function, split out from...
9626 (mips_unspec_address): ...here.
9627 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9628 16-bit symbolic constants. Assert approropiate conditions for
9629 using the "la" and "dla" macros.
9630 (mips_handle_option): Handle -mcode-readable=.
9631 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9632 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9633 (mips_strip_unspec_address): New function, split out from...
9634 (print_operand_reloc): ...here.
9635 (print_operand): Pass constants through mips_strip_unspec_address.
9636 (print_operand_address): Likewise.
9637 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9638 (mips_select_rtx_section): Remove MIPS16 handling.
9639 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9640 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9641 (mips16_lay_out_constants): Do nothing unless
9642 TARGET_MIPS16_PCREL_LOADS.
9643 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9644 * config/mips/mips.md: Split HIGHs for MIPS16.
9645 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9647 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9649 * config/mips/mips-protos.h (mips_emit_move): Declare.
9650 * config/mips/mips.c (mips_emit_move): New function.
9651 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9652 (mips_legitimize_const_move): Likewise.
9653 (mips_legitimize_move): Likewise.
9654 (mips_split_64bit_move): Likewise.
9655 (mips_restore_gp): Likewise.
9656 (mips_load_call_address): Likewise.
9657 (mips_emit_fcc_reload): Likewise.
9658 (mips_set_return_address): Likewise.
9659 (mips_block_move_straight): Likewise.
9660 (mips_block_move_loop): Likewise.
9661 (mips_setup_incoming_varargs): Likewise.
9662 (mips_save_reg): Likewise.
9663 (mips_expand_prologue): Likewise.
9664 (mips_restore_reg): Likewise.
9665 (mips_expand_epilogue): Likewise.
9666 (mips_output_mi_thunk): Likewise.
9667 (build_mips16_call_stub): Likewise.
9668 (mips_builtin_branch_and_move): Likewise.
9669 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9670 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9671 (fixuns_truncdfdi2): Likewise.
9672 (fixuns_truncsfsi2): Likewise.
9673 (fixuns_truncsfdi2): Likewise.
9674 (loadgp_absolute): Likewise.
9675 (builtin_setjmp_setup): Likewise.
9676 (builtin_longjmp): Likewise.
9677 (untyped_call): Likewise.
9679 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9681 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9682 an "rtx *" argument. Return a bool.
9683 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9684 values and return true if they can be split. Take the same kind of
9685 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9686 and store the lo_sum there if nonnull. Use the symbol type to
9687 determine whether a $gp or HIGH is needed.
9688 (mips_legitimize_address): Update call to mips_split_symbol and
9689 simplify accordingly.
9690 (mips_legitimize_const_move): Likewise.
9691 * config/mips/mips.md: In the combine define_split,
9692 check mips_split_symbol instead of splittable_symbolic_operand.
9693 Update use of mips_split_symbol in the generator code.
9694 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9696 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9698 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9699 (mips_symbol_insns_1): New function, split out from...
9700 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9701 and stores separately from load addresses.
9702 (mips_classify_address): Replace uses of mips_symbolic_address_p
9703 with uses of mips_symbol_insns.
9704 (mips_address_insns): Update calls to mips_symbol_insns.
9705 (mips_const_insns): Likewise.
9706 (mips_legitimize_address): Likewise.
9708 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9710 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9711 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9712 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9713 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9714 non-call contexts if TARGET_MIPS16.
9715 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9716 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9717 code for SYMBOL_ABSOLUTE.
9718 (mips_symbol_insns): Likewise.
9720 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9722 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9723 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9724 (mips_symbolic_constant_p): Likewise. Update the call to
9725 mips_classify_symbol.
9726 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9727 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9728 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9729 (print_operand_reloc): Add a context argument. Update the call to
9730 mips_symbolic_constant_p.
9731 (print_operand): Update the calls to print_operand_reloc.
9732 (print_operand_address): Use print_operand_reloc rather than
9734 (mips_rewrite_small_data_p): Add a context argument. Update the call
9735 to mips_symbolic_constant_p.
9736 (mips_small_data_pattern_1): Make DATA the containing mem.
9737 Update the call to mips_rewrite_small_data_p.
9738 (mips_rewrite_small_data_1): Likewise.
9739 (mips_use_anchors_for_symbol_p): Update the call to
9740 mips_symbolic_constant_p.
9741 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9742 (splittable_symbolic_operand): Likewise.
9743 (move_operand): Likewise.
9744 (absolute_symbolic_operand): Likewise.
9745 (got_disp_operand): Likewise.
9746 (got_page_ofst_operand): Likewise.
9748 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9750 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9751 (SYMBOL_ABSOLUTE): ...this.
9752 (SYMBOL_SMALL_DATA): Rename to...
9753 (SYMBOL_GP_RELATIVE): ...this.
9754 (SYMBOL_CONSTANT_POOL): Rename to...
9755 (SYMBOL_PC_RELATIVE): ...this.
9756 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9757 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9758 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9759 after above changes.
9760 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9761 (general_symbolic_operand): Rename to...
9762 (absolute_symbolic_operand): ...this.
9763 * config/mips/mips.md: Update after above changes.
9765 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9766 Revital Eres <eres@il.ibm.com>
9768 * ddg.c (print_ddg): Add dump information.
9769 * modulo-sched.c (print_node_sched_params): Add parameter and
9771 (calculate_maxii): Remove function.
9772 (undo_generate_reg_moves): Likewise.
9773 (undo_permute_partial_schedule): Likewise.
9774 (kernel_number_of_cycles): Likewise.
9775 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9776 (sms_schedule): Use it. Remove profitability checks.
9777 (sms_schedule_by_order): Fix order of nodes within the cycle.
9779 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9781 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9782 -profile option, add pie support.
9783 (ENDFILE_SPEC): New spec.
9784 * config/gnu.h (LIB_SPEC): Add -profile option.
9786 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9788 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9789 * config/gnu.h (LIB_SPEC): Likewise.
9791 2007-08-07 Yaz Saito <saito@google.com>
9792 Ian Lance Taylor <iant@google.com>
9794 * common.opt (finstrument-functions-exclude-function-list): New
9796 (finstrument-functions-exclude-file-list): New option.
9797 * opts.c (char_p): Define and DEF_VEC.
9798 (flag_instrument_functions_exclude_functions): New static
9800 (flag_instrument_functions_exclude_files): New static variable.
9801 (add_instrument_functions_exclude_list): New static function.
9802 (flag_instrument_functions_exclude_p): New function.
9803 (common_handle_option): Handle new options.
9804 * flags.h (flag_instrument_functions_exclude_p): Declare.
9805 * gimplify.c (gimplify_function_tree): Call
9806 flag_instrument_functions_exclude_p.
9807 * doc/invoke.texi (Option Summary): Mention new options.
9808 (Code Gen Options): Document new options.
9810 2007-08-07 Ian Lance Taylor <iant@google.com>
9812 PR rtl-optimization/32776
9813 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9814 (resolve_use): Likewise.
9815 (decompose_multiword_subregs): Remove "changed" local variable.
9817 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9819 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9820 * configure: Regenerate.
9821 * config.in: Regenerate.
9822 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9825 2007-08-07 Ian Lance Taylor <iant@google.com>
9827 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9828 note, just delete the insn.
9830 2007-08-07 Andreas Schwab <schwab@suse.de>
9833 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9836 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9838 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9839 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9840 (decompose_multiword_subregs): Use the functions above to decompose
9841 multiword shifts and zero-extends.
9843 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9845 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9846 "assemble" descriptions which were swapped.
9848 2007-08-06 Chao-ying Fu <fu@mips.com>
9850 * fixed-value.h: New file.
9851 * fixed-value.c: New file.
9852 * Makefile.in (OBJS-common): Add fixed-value.o.
9853 (fixed-value.o): New rule.
9854 (GTFILES): Add fixed-value.h.
9855 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9856 to compare a.low and b.low.
9857 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9859 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9860 Daniel Jacobowitz <dan@codesourcery.com>
9863 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9865 (x86_64-*-netbsd*): Likewise.
9866 (x86_64-*-linux*): Likewise.
9867 (x86_64-*-kfreebsd*-gnu): Likewise.
9868 (x86_64-*-knetbsd*-gnu): Likewise.
9869 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9871 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9873 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9874 Add -fno-asynchronous-unwind-tables.
9876 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9877 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9878 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9879 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9880 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9882 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9884 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9885 (TARGET_C_MODE_FOR_SUFFIX): New.
9887 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9889 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9891 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9893 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9895 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9897 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9898 before checking function returns in conditional expressions.
9900 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9903 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9905 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9908 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9909 for INTEGRAL_TYPE_P.
9911 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9913 * configure.ac: Remove --enable-checking=df from default settings.
9914 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9915 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9916 if the parameter is true.
9917 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9918 DF_VERIFY_SCHEDULED flag is true.
9919 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9920 (df_finish_pass): Adjust prototype.
9921 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9924 * see.c (pass_see): Add TODO_df_verify.
9925 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9926 * global.c (rest_of_handle_global_alloc): Schedule verification
9928 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9930 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9931 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9932 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9934 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9935 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9936 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9938 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9939 Revital Eres <eres@il.ibm.com>
9941 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9943 * ddg.c (create_ddg_dependence): Rename to...
9944 (create_ddg_dep_from_intra_loop_link): This. Do not check
9945 for interloop edges. Do not create anti dependence edge when
9946 a true dependence edge exists in the opposite direction and
9947 -fmodulo-sched-allow-regmoves is set.
9948 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9949 (add_cross_iteration_register_deps): Create anti dependence edge
9950 when -fno-modulo-sched-allow-regmoves is set.
9951 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9953 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9955 * config/arm/arm.md (movsi): Add braces.
9957 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9960 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9961 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9964 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9966 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9967 state accessor functions.
9968 * cfgloopmanip.c (remove_path, create_preheaders,
9969 force_single_succ_latches, fix_loop_structure): Ditto.
9970 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9971 tree_duplicate_loop_to_header_edge): Ditto.
9972 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9973 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9975 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9976 cleanup_tree_cfg): Ditto.
9977 * tree-cfg.c (tree_merge_blocks): Ditto.
9978 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9979 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9980 loop_preheader_edge, single_exit): Ditto.
9981 (flow_loops_find): Do not clear loops->state.
9982 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9983 loops_state_clear): New functions.
9985 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9988 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9989 when adding to the base and convert ELT to sizetype instead of type.
9991 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9994 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9995 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9997 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10000 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10001 correct type the negate expression.
10003 2007-08-03 Jan Hubicka <jh@suse.cz>
10005 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10008 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10010 * config/rs6000/rs6000.c (struct processor_cost): Change
10011 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10012 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10014 (rios1_costs, rios2_cost): Correct cache line size.
10015 (rs6000_override_options): Set l2-cache-size parameter.
10017 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10018 Diego Novillo <dnovillo@google.com>
10021 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10022 if the range includes 0.
10024 2007-08-03 Ben Elliston <bje@au.ibm.com>
10026 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10027 mode to unspec expressions to silence a warning from the generator
10030 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10032 * config/ia64/constraints.md ("U"): Make constraint vector only.
10034 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10036 PR middle-end/25446
10037 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10038 always_inline attribute on the function decl.
10040 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10042 PR middle-end/25445
10043 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10044 if we are compiling with -fPIC.
10046 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10047 Nigel Stephens <nigel@mips.com>
10049 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10050 Define for MIPS32 and MIPS64.
10052 2007-08-02 Nick Clifton <nickc@redhat.com>
10054 * config/host-hpux.c: Change copyright header to refer to version
10055 3 of the GNU General Public License and to point readers at the
10056 COPYING3 file and the FSF's license web page.
10057 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10058 config/alpha/linux.h, config/alpha/alpha.opt,
10059 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10060 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10061 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10062 config/alpha/alpha.h, config/alpha/sync.md,
10063 config/alpha/openbsd.h, config/alpha/alpha.md,
10064 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10065 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10066 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10067 config/alpha/constraints.md, config/alpha/osf.h,
10068 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10069 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10070 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10071 config/frv/frv-asm.h, config/frv/frv-protos.h,
10072 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10073 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10074 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10075 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10076 config/s390/s390.opt, config/s390/s390-modes.def,
10077 config/s390/fixdfdi.h, config/s390/constraints.md,
10078 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10079 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10080 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10081 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10082 config/m32c/prologue.md, config/m32c/m32c.abi,
10083 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10084 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10085 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10086 config/m32c/jump.md, config/m32c/shift.md,
10087 config/m32c/m32c-protos.h, config/libgloss.h,
10088 config/spu/spu-protos.h, config/spu/predicates.md,
10089 config/spu/spu-builtins.h, config/spu/spu.c,
10090 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10091 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10092 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10093 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10094 config/sparc/hypersparc.md, config/sparc/predicates.md,
10095 config/sparc/linux.h, config/sparc/sp64-elf.h,
10096 config/sparc/supersparc.md, config/sparc/cypress.md,
10097 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10098 config/sparc/niagara.md, config/sparc/sparc.md,
10099 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10100 config/sparc/sparc.opt, config/sparc/sync.md,
10101 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10102 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10103 config/sparc/sparc.c, config/sparc/little-endian.opt,
10104 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10105 config/sparc/linux64.h, config/sparc/freebsd.h,
10106 config/sparc/sol2.h, config/sparc/rtemself.h,
10107 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10108 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10109 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10110 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10111 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10112 config/m32r/linux.h, config/m32r/constraints.md,
10113 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10114 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10115 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10116 config/i386/i386.md, config/i386/netware-crt0.c,
10117 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10118 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10119 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10120 config/i386/sol2.h, config/i386/constraints.md,
10121 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10122 config/i386/predicates.md, config/i386/geode.md,
10123 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10124 config/i386/freebsd64.h, config/i386/vxworksae.h,
10125 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10126 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10127 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10128 config/i386/netware.h, config/i386/i386-modes.def,
10129 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10130 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10131 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10132 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10133 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10134 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10135 config/i386/xm-mingw32.h, config/i386/linux64.h,
10136 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10137 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10138 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10139 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10140 config/i386/cygwin2.c, config/i386/i386-protos.h,
10141 config/i386/sync.md, config/i386/openbsd.h,
10142 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10143 config/i386/nto.h, config/i386/biarch64.h,
10144 config/i386/i386-coff.h, config/i386/freebsd.h,
10145 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10146 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10147 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10148 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10149 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10150 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10151 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10152 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10153 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10154 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10155 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10156 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10157 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10158 config/sh/superh64.h, config/sh/rtemself.h,
10159 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10160 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10161 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10162 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10163 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10164 config/avr/predicates.md, config/avr/constraints.md,
10165 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10166 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10167 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10168 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10169 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10170 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10171 config/c4x/predicates.md, config/c4x/c4x.h,
10172 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10173 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10174 config/xtensa/linux.h, config/xtensa/xtensa.h,
10175 config/xtensa/elf.h, config/xtensa/xtensa.md,
10176 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10177 config/xtensa/xtensa-protos.h, config/dbx.h,
10178 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10179 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10180 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10181 config/host-solaris.c, config/fr30/fr30.h,
10182 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10183 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10184 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10185 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10186 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10187 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10188 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10189 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10190 config/cris/predicates.md, config/cris/linux.h,
10191 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10192 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10193 config/cris/aout.opt, config/cris/cris-protos.h,
10194 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10195 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10196 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10197 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10198 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10199 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10200 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10201 config/chorus.h, config/mn10300/mn10300.c,
10202 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10203 config/mn10300/mn10300.h, config/mn10300/linux.h,
10204 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10205 config/mn10300/mn10300.md, config/ia64/predicates.md,
10206 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10207 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10208 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10209 config/ia64/freebsd.h, config/ia64/ia64.md,
10210 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10211 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10212 config/gofast.h, config/rtems.h, config/sol2-10.h,
10213 config/m68k/predicates.md, config/m68k/m68k.md,
10214 config/m68k/linux.h, config/m68k/m68k-modes.def,
10215 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10216 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10217 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10218 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10219 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10220 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10221 config/m68k/constraints.md, config/m68k/rtemself.h,
10222 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10223 config/m68k/uclinux.h, config/rs6000/power4.md,
10224 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10225 config/rs6000/linux.h, config/rs6000/eabi.h,
10226 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10227 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10228 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10229 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10230 config/rs6000/windiss.h, config/rs6000/603.md,
10231 config/rs6000/aix41.h, config/rs6000/cell.md,
10232 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10233 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10234 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10235 config/rs6000/default64.h, config/rs6000/7xx.md,
10236 config/rs6000/darwin.opt, config/rs6000/spe.md,
10237 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10238 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10239 config/rs6000/7450.md, config/rs6000/linux64.h,
10240 config/rs6000/constraints.md, config/rs6000/440.md,
10241 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10242 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10243 config/rs6000/rs6000.h, config/rs6000/power6.md,
10244 config/rs6000/predicates.md, config/rs6000/altivec.md,
10245 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10246 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10247 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10248 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10249 config/rs6000/linux64.opt, config/rs6000/sync.md,
10250 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10251 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10252 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10253 config/rs6000/eabispe.h, config/rs6000/e500.h,
10254 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10255 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10256 config/rs6000/aix.h, config/rs6000/vxworks.h,
10257 config/rs6000/40x.md, config/rs6000/aix51.h,
10258 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10259 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10260 config/arc/arc.h, config/mcore/mcore-elf.h,
10261 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10262 config/mcore/mcore.md, config/mcore/mcore.c,
10263 config/mcore/mcore.opt, config/mcore/mcore.h,
10264 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10265 config/score/predicates.md, config/score/score-version.h,
10266 config/score/score-protos.h, config/score/misc.md,
10267 config/score/elf.h, config/score/score.c, config/score/mac.md,
10268 config/score/score7.md, config/score/score.h,
10269 config/score/score-conv.h, config/score/score-mdaux.c,
10270 config/score/score.md, config/score/score.opt,
10271 config/score/score-modes.def, config/score/score-mdaux.h,
10272 config/score/mul-div.S, config/arm/uclinux-elf.h,
10273 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10274 config/arm/symbian.h, config/arm/linux-elf.h,
10275 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10276 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10277 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10278 config/arm/strongarm-pe.h, config/arm/arm.h,
10279 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10280 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10281 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10282 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10283 config/arm/arm-cores.def, config/arm/arm-protos.h,
10284 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10285 config/arm/wince-pe.h, config/arm/neon.md,
10286 config/arm/constraints.md, config/arm/neon.ml,
10287 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10288 config/arm/arm.opt, config/arm/arm926ejs.md,
10289 config/arm/predicates.md, config/arm/iwmmxt.md,
10290 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10291 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10292 config/arm/neon-testgen.ml, config/arm/arm.md,
10293 config/arm/xscale-coff.h, config/arm/pe.c,
10294 config/arm/arm-generic.md, config/arm/pe.h,
10295 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10296 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10297 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10298 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10299 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10300 config/pa/predicates.md, config/pa/pa64-hpux.h,
10301 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10302 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10303 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10304 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10305 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10306 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10307 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10308 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10309 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10310 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10311 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10312 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10313 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10314 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10315 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10316 config/mips/linux64.h, config/mips/elforion.h,
10317 config/mips/constraints.md, config/mips/generic.md,
10318 config/mips/predicates.md, config/mips/4300.md,
10319 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10320 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10321 config/mips/5k.md, config/mips/vr4120-div.S,
10322 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10323 config/mips/mips-protos.h, config/mips/6000.md,
10324 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10325 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10326 config/mips/mips-modes.def, config/mips/vr.h,
10327 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10328 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10329 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10330 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10331 config/vax/openbsd1.h, config/vax/netbsd.h,
10332 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10333 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10334 config/h8300/rtems.h, config/h8300/predicates.md,
10335 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10336 config/h8300/h8300.md, config/h8300/h8300.opt,
10337 config/h8300/coff.h, config/h8300/h8300-protos.h,
10338 config/v850/v850.md, config/v850/predicates.md,
10339 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10340 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10341 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10342 config/mmix/mmix.h, config/mmix/predicates.md,
10343 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10344 config/mmix/mmix.c, config/mmix/mmix.opt,
10345 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10346 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10347 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10348 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10351 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10353 * emit-rtl.c (reset_used_decls): Rename to...
10354 (set_used_decls): ...this. Set the used flag rather than clearing it.
10355 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10356 DECL_RTLs rather than resetting them.
10358 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10360 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10362 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10364 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10365 argument to find_reloads_address.
10367 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10369 PR tree-optimization/32919
10370 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10371 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10372 (coalesce_ssa_name): Call it.
10374 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10375 David Ung <davidu@mips.com>
10377 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10378 (__mips16_unorddf2, __mips16_floatunsidf): New.
10379 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10381 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10383 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10385 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10386 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10387 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10388 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10389 * omp-low.c (get_ws_args_for, determine_parallel_type,
10390 expand_omp_for_generic, expand_omp_for_static_nochunk,
10391 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10392 Work with more precise CFG.
10393 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10394 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10396 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10397 * gimple-low.c (lower_stmt): Ditto.
10398 * tree-inline.c (estimate_num_insns_1): Ditto.
10399 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10400 (OMP_SECTIONS_SWITCH): New.
10401 * tree-cfgcleanup.c (cleanup_omp_return): New.
10402 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10403 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10404 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10405 (tree_redirect_edge_and_branch): Handle omp constructs.
10407 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10408 with three arguments.
10410 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10412 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10413 in loop closed ssa.
10415 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10417 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10418 the loop structures may need fixing.
10419 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10421 (cleanup_tree_cfg_loop): Removed.
10422 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10423 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10424 instead of running cleanup_tree_cfg_loop.
10425 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10426 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10427 (tree_predictive_commoning): Declaration changed.
10428 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10430 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10432 * doc/invoke.texi (l1-cache-size): Update documentation.
10433 (l2-cache-size): Document.
10434 * params.h (L2_CACHE_SIZE): New macro.
10435 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10436 that L1_CACHE_SIZE is in kB now.
10437 (L2_CACHE_SIZE_BYTES): New macro.
10438 (tree_ssa_prefetch_arrays): Show size in kB.
10439 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10440 and l2_cache_size fields.
10441 * config/i386/driver-i386.c (describe_cache): Detect cache size
10443 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10444 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10445 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10446 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10447 (override_options): Set l1-cache-size and l2-cache-size to default
10448 values if not specified otherwise.
10449 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10450 (PARAM_L2_CACHE_SIZE): New.
10452 2007-08-01 Nigel Stephens <nigel@mips.com>
10453 David Ung <davidu@mips.com>
10454 Thiemo Seufer <ths@mips.com>
10455 Chris Dearman <chris@mips.com>
10456 Richard Sandiford <richard@codesourcery.com>
10458 * config.gcc (mips*-sde-elf*): New stanza.
10459 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10460 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10461 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10462 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10463 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10464 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10466 * config/mips/sde.h: New file.
10467 * config/mips/t-libgcc-mips16: Likewise.
10468 * config/mips/t-sde: Likewise.
10469 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10470 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10471 _MIPS_FPSET and _MIPS_SZINT.
10472 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10473 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10474 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10475 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10476 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10477 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10478 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10479 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10480 _MIPS_SZPTR and _MIPS_FPSET.
10481 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10482 architecture is specified.
10483 (MIPS_32BIT_OPTION_SPEC): New macro.
10485 2007-07-31 Dan Hipschman <dsh@google.com>
10487 * gcc.c (end_going_arg): New function.
10488 (do_spec_2): Use it.
10489 (do_spec_1): Use it.
10491 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10493 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10494 only if ENABLE_CHECKING is defined.
10496 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10498 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10499 df_ru_add_problem, df_ru_get_bb_info): Removed.
10500 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10501 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10502 df_ru_free_bb_info, df_ru_alloc,
10503 df_ru_bb_local_compute_process_def,
10504 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10505 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10506 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10507 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10508 df_ru_add_problem): Removed.
10510 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10513 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10514 (casesi32p, casesi64p): Likewise.
10515 (casesi): Adjust for above.
10517 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10519 * mode-switching.c (create_pre_exit): Don't search past calls.
10521 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10523 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10525 2007-07-31 Revital Eres <eres@il.ibm.com>
10527 * ddg.c (add_deps_for_def): Rename to...
10528 (add_cross_iteration_register_deps): This. Change implementation
10529 to use only reaching def and def-use chains to construct the
10530 inter loop dependencies.
10531 (add_deps_for_use): Remove function.
10532 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10533 function to build the inter loop dependencies.
10534 * modulo-sched.c (sms_schedule): Build only
10535 reaching def and def-use chains for the propose of the ddg
10538 2007-07-31 Julian Brown <julian@codesourcery.com>
10540 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10541 New define_insns. Use correct RTL.
10542 (vec_set<mode>): Write as expander.
10544 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10546 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10547 to an unallocated space.
10549 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10552 (split_constant_offset): Enable split_constant_offset to extract
10553 constants from other statements.
10554 * tree-vect-transform.c
10555 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10556 to a temp var. Force base_offset to be simple.
10558 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10560 * df-scan.c (df_scan_verify): Remove artificial limit on
10561 the number of blocks for verification.
10562 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10563 df_simulate_defs): Avoid unnecessary insn checking for defs.
10565 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10567 * config/m68k/lb1sf68.asm (FUNC): New macro.
10568 (__mulsi3): Use it.
10569 (__udivsi3): Likewise.
10570 (__divsi3): Likewise.
10571 (__umodsi3): Likewise.
10572 (__modsi3): Likewise.
10573 (__subdf3): Likewise.
10574 (__adddf3): Likewise.
10575 (__muldf3): Likewise.
10576 (__divdf3): Likewise.
10577 (__negdf2): Likewise.
10578 (__cmpdf2): Likewise.
10579 (__subsf3): Likewise.
10580 (__addsf3): Likewise.
10581 (__mulsf3): Likewise.
10582 (__divsf3): Likewise.
10583 (__negsf2): Likewise.
10584 (__cmpsf2): Likewise.
10585 (__eqdf2): Likewise.
10586 (__nedf2): Likewise.
10587 (__gtdf2): Likewise.
10588 (__gedf2): Likewise.
10589 (__ltdf2): Likewise.
10590 (__ledf2): Likewise.
10591 (__eqsf2): Likewise.
10592 (__nesf2): Likewise.
10593 (__gtsf2): Likewise.
10594 (__gesf2): Likewise.
10595 (__ltsf2): Likewise.
10596 (__lesf2): Likewise.
10598 2007-07-30 Ollie Wild <aaw@google.com>
10600 * c-ppoutput.c (print_lines_directives_only): New function.
10601 (scan_translation_unit_directives_only): New function.
10602 (preprocess_file): Add call to scan_translation_unit_directives_only.
10603 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10604 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10605 -fdirectives-only. Add errors for -fdirectives-only conflict with
10606 -Wunused-macros and -traditional.
10607 (finish_options): Add builtin macro initialization for
10608 -fdirectives-only + -fpreprocessed.
10609 * c.opt (fdirectives-only): New.
10610 * doc/cppopts.texi (fdirectives-only): New.
10612 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10614 * alias.c (record_set, memory_modified_1): Constify.
10615 * bt-load.c (note_btr_set): Likewise.
10616 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10617 * combine.c (set_nonzero_bits_and_sign_copies,
10618 expand_field_assignment, record_dead_and_set_regs_1,
10619 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10620 likely_spilled_retval_1): Likewise.
10621 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10622 frv_io_handle_set): Likewise.
10623 * config/mips/mips.c (mips_sim_record_set,
10624 vr4130_true_reg_dependence_p_1): Likewise.
10625 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10626 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10627 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10628 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10629 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10630 * ddg.c (mark_mem_store): Likewise.
10631 * df-problems.c (df_urec_mark_reg_change): Likewise.
10632 * function.c (update_epilogue_consts): Likewise.
10633 * gcse.c (record_set_info, record_last_set_info,
10634 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10635 reg_clear_last_set): Likewise.
10636 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10638 * jump.c (reversed_comparison_code_parts): Likewise.
10639 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10640 reg_is_set): Likewise.
10641 * loop-iv.c (mark_altered): Likewise.
10642 * mode-switching.c (reg_becomes_live): Likewise.
10643 * optabs.c (no_conflict_move_test): Likewise.
10644 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10646 * postreload.c (reload_combine_note_store, move2add_note_store):
10648 * regmove.c (flags_set_1): Likewise.
10649 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10651 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10653 * resource.c (update_live_status): Likewise.
10654 * rtl.h (set_of, note_stores): Likewise.
10655 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10656 note_stores, parms_set): Likewise.
10657 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10658 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10660 * var-tracking.c (count_stores, add_stores): Likewise.
10662 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10664 * alias.c (mems_in_disjoint_alias_sets_p,
10665 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10666 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10667 write_dependence_p, mems_in_disjoint_alias_sets_p,
10668 read_dependence, true_dependence, canon_true_dependence,
10669 anti_dependence, output_dependence): Constify.
10670 * combine.c (extended_count): Likewise.
10671 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10672 * cselib.c (get_value_hash, references_value_p,
10673 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10674 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10675 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10676 * function.c (contains, prologue_epilogue_contains,
10677 sibcall_epilogue_contains): Likewise.
10678 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10679 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10680 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10681 reg_or_subregno): Likewise.
10682 * recog.c (asm_noperands): Likewise.
10683 * reload1.c (function_invariant_p): Likewise.
10684 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10685 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10686 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10687 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10688 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10689 extended_count, prologue_epilogue_contains,
10690 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10691 canon_true_dependence, read_dependence, anti_dependence,
10692 output_dependence): Likewise.
10693 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10695 2007-07-30 Julian Brown <julian@codesourcery.com>
10697 * config/arm/neon.md (V_ext): New mode attribute.
10698 (neon_vget_lane<mode>): Replace with define_expand.
10699 (neon_vget_lane<mode>_sext_internal)
10700 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10701 and quad precision vectors.
10702 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10703 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10704 have typeless 32-bit result.
10706 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10709 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10711 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10712 use sizetype for rest.
10713 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10714 (aff_combination_convert): Don't convert rest for pointer types.
10716 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10718 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10720 * tree-ssa-alias.c: Add alloc-pool.h.
10721 (init_alias_info): Free alias_bitmap_obstack.
10722 (delete_alias_info): Call delete_mem_ref_stats.
10723 (get_mem_sym_stats_for): Use alloc_pool.
10724 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10725 (delete_mem_sym_stats): Removed.
10727 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10729 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10730 functions cannot be represented as classical distance vectors.
10732 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10734 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10735 * builtins.c (validate_arg, builtin_mathfn_code,
10736 validate_arglist): Likewise.
10737 * calls.c (call_expr_flags): Likewise.
10738 * combine.c (reg_nonzero_bits_for_combine,
10739 reg_num_sign_bit_copies_for_combine, get_last_value,
10740 reg_truncated_to_mode): Likewise.
10741 * emit-rtl.c (subreg_lowpart_p): Likewise.
10742 * expr.c (highest_pow2_factor_for_target,
10743 categorize_ctor_elements_1, categorize_ctor_elements,
10744 count_type_elements, contains_packed_reference,
10745 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10746 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10747 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10748 native_encode_int, native_encode_real, native_encode_complex,
10749 native_encode_vector, native_encode_expr, native_interpret_int,
10750 native_interpret_real, native_interpret_complex,
10751 native_interpret_vector, native_interpret_expr): Likewise.
10752 * function.c (use_register_for_decl): Likewise.
10753 * gimplify.c (get_name): Likewise.
10754 * langhooks-def.h (lhd_return_null_const_tree): New.
10755 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10756 * langhooks.c (lhd_return_null_const_tree): New.
10757 * langhooks.h (lang_get_callee_fndecl): Constify.
10758 * output.h (constructor_static_from_elts_p): Likewise.
10759 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10760 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10761 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10762 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10763 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10764 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10765 * rtlhooks-def.h (reg_nonzero_bits_general,
10766 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10768 * rtlhooks.c (reg_num_sign_bit_copies_general,
10769 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10771 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10772 * stor-layout.c (mode_for_size_tree): Likewise.
10773 * tree-ssa-loop-im.c (memref_eq): Likewise.
10774 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10775 * tree.c (contains_placeholder_p, type_list_equal,
10776 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10778 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10779 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10780 contains_placeholder_p, contains_packed_reference,
10781 get_callee_fndecl, operand_equal_for_phi_arg_p,
10782 warn_if_unused_value, is_body_block, native_encode_expr,
10783 native_interpret_expr, fold_convertible_p, operand_equal_p,
10784 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10785 validate_arglist, simple_cst_equal, type_list_equal,
10786 use_register_for_decl, call_expr_flags, get_name,
10787 highest_pow2_factor): Likewise.
10788 (const_call_expr_arg_iterator_d,
10789 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10790 first_const_call_expr_arg, more_const_call_expr_args_p,
10791 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10792 * varasm.c (constructor_static_from_elts_p): Constify.
10794 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10796 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10797 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10798 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10799 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10800 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10801 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10802 spelling conventions.
10803 * doc/invoke.texi: Follow spelling conventions.
10805 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10806 Revital Eres <eres@il.ibm.com>
10808 * modulo-sched.c (sms_schedule): Avoid loops which includes
10809 auto-increment instructions.
10811 2007-07-28 Richard Guenther <rguenther@suse.de>
10813 PR middle-end/32920
10814 * fold-const.c (fold_cond_expr_with_comparison): Convert
10815 operand zero of MIN/MAX_EXPR to correct type.
10817 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10819 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10820 flags_from_decl_or_type): Constify.
10821 * gcc.c (do_spec_1): Likewise.
10822 * print-tree.c (dump_addr, print_node_brief): Likewise.
10823 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10824 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10825 tree_purge_all_dead_eh_edges): Likewise.
10826 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10827 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10829 * tree.c (expr_location, expr_has_location, expr_locus,
10830 expr_filename, expr_lineno, get_inner_array_type,
10831 fields_compatible_p): Likewise.
10832 * tree.h (get_inner_array_type, fields_compatible_p,
10833 expr_location, expr_has_location, expr_locus, expr_filename,
10834 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10835 setjmp_call_p, alloca_call_p): Likewise.
10837 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10839 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10840 TV_FLOW_INSENSITIVE.
10842 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10844 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10845 (compute_flow_insensitive_aliasing): Ditto for
10846 TV_FLOW_INSENSITIVE.
10848 2007-07-27 Jan Hubicka <jh@suse.cz>
10850 * config/i386/i386.c (register_move_cost): Remove accidentally
10851 comitted #if 0 block.
10853 * attribs.c: Include hashtab.h
10854 (attribute_hash): New.
10855 (substring): New structure.
10856 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10858 (init_attributes): Initialize attribute hash.
10859 (decl_attributes): Use attribute hash.
10860 * Makefile.in (attribs.c): Depend on hashtab.h.
10862 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10864 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10866 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10868 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10869 __mips_dspr2 and __mips_dsp_rev macros.
10870 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10872 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10874 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10876 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10878 PR middle-end/32749
10880 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10881 and the updating of the live and do_not_gen sets.
10882 (df_note_bb_compute): Added updating of live and do_not_gen sets
10883 for regular defs so that the case of clobber inside conditional
10884 call is processed correctly.
10886 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10888 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10889 operands with compatible type.
10891 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10893 * expr.h (store_bit_field): Don't return a value.
10894 * expmed.c (check_predicate_volatile_ok): New function.
10895 (store_bit_field_1): New function, extracted from store_bit_field.
10896 Take a fallback_p argument and return true if the operation succeeded.
10897 Only use store_fixed_bit_field if fallback_p. Don't recompute
10898 mode_for_extraction; use op_mode instead. Try forcing memories
10899 into registers if the insv expander fails.
10900 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10901 Don't return a value.
10902 (convert_extracted_bit_field): New function, extracted from
10904 (extract_bit_field_1): Likewise. Take a fallback_p argument
10905 and return NULL if the operation succeeded. Only use
10906 extract_fixed_bit_field if fallback_p. Only calculate one
10907 extraction mode. Combine code for extv and extzv. Try forcing
10908 memories into registers if the ext(z)v expander fails.
10909 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10911 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10913 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10915 (df_ref): Likewise. Put regno with other integer fields.
10917 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10919 * df.h (df_mw_hardreg): Remove "loc" field.
10920 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10922 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10923 split out from df_set_unused_notes_for_mw. Return false for
10924 partial references. Assert that mw_reg is a REG when returning true.
10925 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10926 (df_whole_mw_reg_dead_p): New function, split out from
10927 df_set_dead_notes_for_mw. Return false for partial references.
10928 Assert that mw_reg is a REG when returning true.
10929 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10930 Remove redundant bitmap check.
10932 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10934 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10935 ($(T)crtend.o): Likwise.
10936 ($(T)crtbeginS.o): Likwise.
10937 ($(T)crtendS.o): Likwise.
10938 ($(T)crtfastmath.o): Likwise.
10940 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10942 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10943 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10944 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10945 and x_n_bbs_in_dom_tree fields.
10947 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10949 PR tree-optimization/32087
10950 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10951 Do not call scale_bbs_frequencies_int with prob of zero.
10953 2007-07-26 Julian Brown <julian@codesourcery.com>
10955 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10956 (neon_element_bits): Add prototypes.
10957 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10958 (neon_const_bounds, neon_element_bits): New functions.
10959 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10960 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10961 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10962 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10963 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10964 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10965 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10966 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10967 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10968 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10969 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10970 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10971 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10973 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10975 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10976 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10978 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10979 Julian Brown <julian@codesourcery.com>
10981 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10982 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10983 * config/arm/cortex-a8.md: New.
10984 * config/arm/cortex-a8-neon.md: New.
10985 * config/arm/neon-schedgen.ml: New.
10986 * config/arm/neon.md (vqh_mnem): New.
10988 (Is_float_mode): New.
10989 (Scalar_mul_8_16): New.
10991 (V_mode_nunits): New.
10992 (All instruction patterns): Annotate with neon_type attribute
10994 * config/arm/arm.md: Include cortex-a8.md.
10995 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10997 Annotate instruction patterns accordingly.
10998 (generic_sched): Do not use generic scheduling for Cortex-A8.
10999 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11001 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11003 * fold-const.c (fold_read_from_constant_string): Use
11004 build_int_cst_type.
11005 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11007 2007-07-26 Nick Clifton <nickc@redhat.com>
11009 * tree-ssa-operands.h: Change copyright header to refer to version
11010 3 of the GNU General Public License and to point readers at the
11011 COPYING3 file and the FSF's license web page.
11012 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11013 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11014 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11015 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11016 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11017 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11018 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11019 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11020 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11021 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11022 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11023 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11024 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11025 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11026 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11027 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11028 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11029 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11030 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11031 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11032 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11033 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11034 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11035 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11036 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11037 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11038 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11039 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11040 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11041 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11042 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11043 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11044 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11045 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11046 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11047 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11048 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11049 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11050 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11051 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11052 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11053 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11054 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11055 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11056 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11057 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11058 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11059 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11060 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11061 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11062 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11063 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11064 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11065 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11066 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11067 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11068 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11069 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11070 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11071 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11072 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11073 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11074 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11075 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11076 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11077 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11078 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11079 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11080 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11081 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11082 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11083 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11084 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11085 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11086 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11087 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11088 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11089 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11090 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11091 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11092 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11093 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11094 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11095 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11096 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11097 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11098 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11099 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11100 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11101 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11102 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11103 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11104 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11105 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11106 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11107 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11108 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11109 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11110 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11111 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11112 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11113 convert.c, convert.h, langhooks-def.h, reload1.c,
11114 tree-ssa-operands.c: Likewise.
11116 2007-07-26 Jan Hubicka <jh@suse.cz>
11118 * tree-ssa-live.c: Include debug.h and flags.h.
11119 (mark_scope_block_unused): New function.
11120 (remove_unused_scope_block_p): New function.
11121 (remove_unused_locals): Remove unused blocks too.
11123 2007-07-25 Ian Lance Taylor <iant@google.com>
11125 * combine.c (combine_max_regno): Remove. Remove all uses.
11126 (struct reg_stat_struct): Rename from struct reg_stat.
11127 (reg_stat_type): Define, and declare VECs.
11128 (reg_stat): Change from pointer to VEC. Change all uses.
11129 (combine_split_insns): New static function.
11130 (try_combine, find_split_point): Call it instead of split_insns.
11132 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11134 * cfghooks.c (split_block): Fix the information about loop latch.
11136 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11138 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11140 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11142 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11143 Scan the new edge for loop exit info.
11145 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11147 * config/darwin.c: Include debug.h.
11149 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11152 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11154 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11156 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11157 (HARD_REGNO_MODE_OK): Ditto.
11158 (MODES_TIEABLE_P): Ditto.
11159 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11160 (CLASS_MAX_NREGS): Ditto.
11161 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11162 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11163 (divdf3_internal_thr): Removed.
11164 * config/ia64/div.md: New file.
11165 * config/ia64/constraints.md: Add H constraint.
11167 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11169 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11170 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11171 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11172 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11173 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11174 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11175 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11176 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11177 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11178 dump_sbitmap_file, debug_sbitmap, popcount_table,
11179 sbitmap_popcount): Constify.
11180 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11181 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11182 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11183 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11184 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11185 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11186 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11187 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11188 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11189 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11190 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11192 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11194 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11195 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11196 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11197 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11198 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11199 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11200 bitmap_intersect_p, bitmap_intersect_compl_p,
11201 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11202 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11204 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11205 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11206 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11207 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11208 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11209 debug_bitmap, debug_bitmap_file, bitmap_print,
11210 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11211 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11213 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11215 * config/darwin.c (darwin_override_options): Additional fix for
11216 debug info formats that don't support var tracking.
11218 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11220 * cselib.c (entry_and_rtx_equal_p): Constify.
11221 * gengtype.c (output_mangled_typename, write_types, write_local):
11223 * gengtype.h (const_type_p): New.
11224 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11226 * tlink.c (scan_linker_output): De-constify.
11227 * tree-ssa-loop-im.c (memref_eq): Constify.
11228 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11229 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11231 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11233 * c-common.c (fname_as_string, c_type_hash): Constify.
11234 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11235 * cgraph.c (edge_hash, edge_eq): Likewise.
11236 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11237 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11238 reg_attrs_htab_eq): Likewise.
11239 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11241 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11242 const_decl_t, const_state_t, const_automata_list_el_t): New.
11243 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11244 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11245 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11246 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11247 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11248 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11249 compare_max_occ_cycle_nums, out_state_arcs_num,
11250 compare_transition_els_num, units_cmp, state_reservs_cmp):
11252 * genmodes.c (cmp_modes): Likewise.
11253 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11254 * gimplify.c (compare_case_labels): Likewise.
11255 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11256 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11257 * matrix-reorg.c (mtt_info_hash): Likewise.
11258 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11259 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11260 (htab_hash_bucket, htab_hash_elem): Constify.
11261 * tree-browser.c (TB_parent_eq): Likewise.
11262 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11263 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11264 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11265 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11267 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11268 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11269 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11270 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11271 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11273 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11274 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11275 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11276 * tree-ssa-threadupdate.c (redirection_data_hash,
11277 redirection_data_eq): Likewise.
11278 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11279 * tree-ssa.c (var_ann_eq): Likewise.
11280 * tree-vrp.c (compare_case_labels): Likewise.
11281 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11282 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11283 tree_not_check_failed, tree_class_check_failed,
11284 tree_range_check_failed, tree_not_class_check_failed,
11285 omp_clause_check_failed, omp_clause_range_check_failed,
11286 tree_contains_struct_check_failed, tree_operand_check_failed):
11288 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11289 tree_not_check_failed, tree_class_check_failed,
11290 tree_range_check_failed, tree_not_class_check_failed,
11291 tree_operand_check_failed, omp_clause_operand_check_failed,
11292 tree_operand_length): Likewise.
11293 * var-tracking.c (const_variable): New.
11294 (variable_htab_hash, variable_htab_eq): Constify.
11295 * varasm.c (const_desc_hash): Likewise.
11297 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11299 * expr.c (handled_component_p): Constify.
11300 * fold-const.c (fit_double_type): Likewise.
11301 * real.h (real_value_from_int_cst): Likewise.
11302 * tree-flow-inline.h (gimple_in_ssa_p,
11303 gimple_aliases_computed_p, gimple_addressable_vars,
11304 gimple_call_clobbered_vars, gimple_referenced_vars,
11305 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11306 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11307 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11308 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11309 is_label_stmt, is_global_var, phi_ssa_name_p,
11310 factoring_name_p, is_call_clobbered, tree_common_ann,
11311 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11312 unmodifiable_var_p, array_ref_contains_indirect_ref,
11313 ref_contains_array_ref, lookup_subvars_for_var,
11314 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11315 gimple_mem_ref_stats): Likewise.
11316 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11317 may_aliases, is_exec_stmt, is_label_stmt,
11318 ref_contains_array_ref, array_ref_contains_indirect_ref,
11319 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11320 unmodifiable_var_p): Likewise.
11321 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11322 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11323 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11324 cst_and_fits_in_hwi, real_value_from_int_cst,
11325 build_real_from_int_cst, integer_zerop, integer_onep,
11326 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11327 tree_floor_log2, real_zerop, real_onep, real_twop,
11328 real_minus_onep, really_constant_p, purpose_member, chain_member,
11329 list_length, fields_length, int_size_in_bytes, bit_position,
11330 int_bit_position, byte_position, int_byte_position, expr_align,
11331 array_type_nelts, tree_node_structure,
11332 type_contains_placeholder_1, iterative_hash_pointer,
11333 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11334 tree_map_base_eq, type_hash_list, type_hash_eq,
11335 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11336 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11337 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11338 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11339 int_fits_type_p, get_containing_scope, decl_function_context,
11340 decl_type_context, omp_clause_operand_check_failed,
11341 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11342 * tree.h (omp_clause_operand_check_failed, tree_size,
11343 build_real_from_int_cst, array_type_nelts, purpose_member,
11344 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11345 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11346 is_attribute_p, check_qualified_type, expr_align,
11347 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11348 int_byte_position, list_length, fields_length, initializer_zerop,
11349 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11350 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11351 tree_node_structure, handled_component_p, get_containing_scope,
11352 decl_function_context, decl_type_context, real_zerop,
11353 type_num_arguments, fit_double_type, really_constant_p,
11354 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11355 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11356 real_twop, real_minus_onep, int_cst_value): Likewise.
11358 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11360 * cfglayout.c (insn_scope, insn_line): Constify.
11361 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11362 const_double_htab_hash, const_double_htab_eq,
11363 mem_attrs_htab_hash): Likewise.
11364 * loop-iv.c (biv_eq): Likewise.
11365 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11366 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11367 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11369 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11370 error_for_asm, warning_for_asm, _fatal_insn,
11371 _fatal_insn_not_found): Likewise.
11372 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11373 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11374 rtl_check_failed_type2, rtl_check_failed_code1,
11375 rtl_check_failed_code2, rtl_check_failed_code_mode,
11376 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11377 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11378 rtl_check_failed_type2, rtl_check_failed_code1,
11379 rtl_check_failed_code2, rtl_check_failed_code_mode,
11380 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11381 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11382 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11383 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11384 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11385 rtx_unstable_p, get_integer_term, get_related_value,
11386 offset_within_block_p, reg_mentioned_p, count_occurrences,
11387 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11388 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11389 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11390 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11391 find_constant_src, find_reg_fusage, find_regno_fusage,
11392 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11393 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11394 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11395 computed_jump_p, auto_inc_p, in_expr_list_p,
11396 remove_node_from_expr_list, loc_mentioned_in_p,
11397 label_is_jump_target_p, reversed_comparison_code_parts,
11398 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11399 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11400 print_inline_rtx): Likewise.
11401 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11402 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11403 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11404 get_integer_term, get_related_value, offset_within_block_p,
11405 count_occurrences, reg_mentioned_p, no_labels_between_p,
11406 reg_used_between_p, reg_referenced_p, single_set_2,
11407 multiple_sets, set_noop_p, refers_to_regno_p,
11408 reg_overlap_mentioned_p, dead_or_set_p,
11409 covers_regno_no_parallel_p, covers_regno_p,
11410 dead_or_set_regno_p, find_reg_note, find_regno_note,
11411 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11412 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11413 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11414 side_effects_p, may_trap_p_1, may_trap_p,
11415 may_trap_after_code_motion_p, may_trap_or_fault_p,
11416 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11417 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11418 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11419 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11420 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11422 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11423 warning_for_asm): Likewise.
11424 * tree.h (print_rtl): Likewise.
11425 * varasm.c (get_pool_mode): Likewise.
11427 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11429 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11430 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11431 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11432 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11433 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11434 * ddg.c (compare_sccs): Likewise.
11435 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11436 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11437 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11438 decimal_do_fix_trunc, decimal_real_to_integer,
11439 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11440 * dse.c (const_group_info_t): New.
11441 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11442 * dwarf2out.c (const_dw_die_ref): New.
11443 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11444 * tree-browser.c (TB_parent_eq): Likewise.
11445 * unwind-dw2-fde.c (__register_frame_info_bases,
11446 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11447 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11449 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11450 * unwind-dw2.c (uw_frame_state_for): Likewise.
11451 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11452 * value-prof.h (const_histogram_value): New.
11454 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11456 * config/mips/mips.c (machine_function): Add
11457 initialized_mips16_gp_pseudo_p.
11458 (mips16_gp_pseudo_reg): Do not emit the initialization of
11459 mips16_gp_pseudo_rtx when being called from the gimple cost-
11460 calculation routines; emit it on the first use outside those
11463 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11465 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11468 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11469 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11470 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11471 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11472 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11473 Preserve const-ness of parameters through use of __typeof(),
11474 also constify and tidy.
11476 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11477 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11478 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11479 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11480 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11481 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11482 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11483 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11484 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11486 2007-07-25 Julian Brown <julian@codesourcery.com>
11487 Mark Shinwell <shinwell@codesourcery.com>
11489 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11490 (alpha_mangle_type): This.
11491 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11492 (TARGET_MANGLE_TYPE): Define this instead.
11493 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11494 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11495 (arm_init_neon_builtins): Fix comment.
11496 (arm_mangle_map_entry): New.
11497 (arm_mangle_map): New.
11498 (arm_mangle_type): New.
11499 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11500 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11501 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11502 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11503 (TARGET_MANGLE_TYPE): Define this instead.
11504 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11505 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11506 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11507 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11508 (TARGET_MANGLE_TYPE): Define this instead.
11509 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11511 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11512 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11513 (TARGET_MANGLE_TYPE): Define this instead.
11514 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11515 (s390_mangle_type): This.
11516 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11517 (TARGET_MANGLE_TYPE): Define this instead.
11518 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11519 (sparc_mangle_type): This.
11520 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11521 (TARGET_MANGLE_TYPE): Define this instead.
11522 * cp/mangle.c (write_type): Call mangle_type target hook on all
11523 types before mangling. Use original type, not main variant, as
11525 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11526 (TARGET_MANGLE_TYPE): This.
11527 * target.h (gcc_target): Rename mangle_fundamental_type to
11529 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11530 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11532 2007-07-25 Julian Brown <julian@codesourcery.com>
11533 Paul Brook <paul@codesourcery.com>
11534 Joseph Myers <joseph@codesourcery.com>
11535 Mark Shinwell <shinwell@codesourcery.com>
11537 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11538 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11539 (with_fpu): Allow --with-fpu=neon.
11540 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11541 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11542 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11543 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11544 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11545 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11546 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11547 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11548 (output_move_neon): Add prototypes.
11549 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11550 (all_fpus): Add FPUTYPE_NEON.
11551 (fp_model_for_fpu): Add NEON field.
11552 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11553 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11555 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11557 (thumb2_legitimate_address_p): Likewise.
11558 (neon_valid_immediate): Recognize and prepare constants suitable for
11560 (neon_immediate_valid_for_move): New function. Recognize and prepare
11561 immediates for NEON move instructions.
11562 (neon_immediate_valid_for_logic): New function. Recognize and
11563 prepare immediates for NEON logic instructions.
11564 (neon_output_logic_immediate): New function. Create asm string
11565 suitable for outputting immediate logic instructions.
11566 (neon_pairwise_reduce): New function. Implement reduction using
11567 pairwise operations.
11568 (neon_expand_vector_init): New function. Expand a (possibly
11569 non-constant) vector initialization.
11570 (neon_vector_mem_operand): New function. Memory operands supported
11571 for quad-word loads/stores to/from ARM or NEON registers. Don't
11572 allow base+offset addressing for core regs.
11573 (neon_struct_mem_operand): New function. Valid mems for NEON
11575 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11576 from neon_vector_mem_operand addresses without a secondary register.
11577 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11578 (add_minipool_backward_ref): Likewise.
11579 (dump_minipool): Likewise.
11580 (push_minipool_fix): Likewise.
11581 (output_move_quad): New function. Output quad-word moves, loads and
11582 stores using ARM registers.
11583 (output_move_vfp): Add support for vectors in VFP (NEON) D
11585 (output_move_neon): Output a NEON load/store to/from a quadword
11587 (arm_print_operand): Implement new codes:
11588 - 'c' for unadorned integers (without a # sign).
11589 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11591 - 'e', 'f' for the low and high D parts of a NEON Q register.
11592 - 'q' outputs a NEON Q register.
11593 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11594 - 'T' prints NEON opcode features from a coded bitmask.
11595 - 'F' is similar to T, but signed/unsigned codes both print as
11597 - 't' is similar to T, but 'u' is printed instead of 'p'.
11598 - 'O' prints 'r' if NEON instruction should perform rounding (as
11599 specified by bitmask), else prints nothing.
11600 - '#' is a punctuation character to stop operand numbers from
11601 running together with following digits in the assembler
11602 strings for instructions (when using mode attributes).
11603 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11604 constant vectors in big-endian mode, where necessary.
11605 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11606 Handle EI, OI, CI, XI modes.
11607 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11608 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11609 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11610 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11611 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11613 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11614 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11615 to turn v8qi, etc. into bits defined above.
11616 (neon_itype): New enumeration. Classifications of NEON builtins.
11617 (neon_builtin_datum): Define struct. Contains information about
11618 a single builtin (with multiple modes).
11619 (CF): Define helper macro for...
11620 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11622 (neon_builtin_data): New array. Define information about builtins
11623 for use during initialization/expansion.
11624 (arm_init_neon_builtins): New function.
11625 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11627 (neon_builtin_compare): New function.
11628 (locate_neon_builtin_icode): New function. Find an insn code for a
11629 builtin given a function code for that builtin. Also return type of
11630 builtin (NEON_BINOP, NEON_UNOP etc.).
11631 (builtin_arg): New enumeration. Types of arguments for builtins.
11632 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11633 Takes a variable argument list of builtin_arg types, terminated by
11635 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11636 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11637 (neon_emit_pair_result_insn): New function. Support returning pairs
11638 of vectors via a pointer.
11639 (neon_disambiguate_copy): New function. Set up operands for a
11640 multi-word copy such that registers do not get clobbered.
11641 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11642 ARM_BUILTIN_NEON_BASE.
11643 (arm_file_start): Set float-abi attribute for NEON.
11644 (arm_vector_mode_supported_p): Enable NEON vector modes.
11645 (arm_mangle_map_entry): New.
11646 (arm_mangle_map): New.
11647 (arm_mangle_vector_type): New.
11648 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11650 (TARGET_NEON): New macro. Target supports NEON.
11651 (fputype): Add FPUTYPE_NEON.
11652 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11653 for vectorization based on command-line arg.
11654 (NEON_REGNO_OK_FOR_NREGS): Define.
11655 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11656 (VALID_NEON_STRUCT_MODE): Define.
11657 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11658 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11659 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11660 (consttable_16): Add pattern for outputting 16-byte minipool
11662 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11664 (vec-common.md, neon.md): Include md files.
11665 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11666 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11667 (memory_constraint "Ut", "Un", "Us"): Define.
11668 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11669 (MMX_char): New mode attribute.
11670 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11671 (*add<mode>3_iwmmxt): New insn pattern.
11672 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11673 (*sub<mode>3_iwmmxt): New insn pattern.
11674 (mulv4hi3): Rename to...
11675 (*mulv4hi3_iwmmxt): This.
11676 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11677 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11678 (uminv4hi3, uminv2si3): Remove. Replace with...
11679 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11680 (*umin<mode>3_iwmmxt): These.
11681 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11682 (ashr<mode>3_iwmmxt): This new pattern.
11683 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11684 (lshr<mode>3_iwmmxt): This new pattern.
11685 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11686 (ashl<mode>3_iwmmxt): This new pattern.
11687 * config/arm/neon-docgen.ml: New file. Generate documentation for
11689 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11690 * config/arm/arm_neon.h: New (autogenerated).
11691 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11693 * config/arm/neon.md: New file. Define NEON instructions.
11694 * config/arm/neon.ml: New file. Abstract description of NEON
11695 instructions, used to generate arm_neon.h header, documentation and
11697 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11698 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11700 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11702 (ARM NEON Intrinsics): New subsection.
11703 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11705 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11707 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11710 2007-07-24 Jan Hubicka <jh@suse.cz>
11712 * regclass.c (move_table): New type.
11713 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11714 (init_move_cost): Break out from ...
11715 (init_reg_sets_1): ... here; simplify computation of
11716 have_regs-of_mode and contains_reg_of_mode.
11717 (record_reg_classes): Unswitch internal loops.
11718 (copy_cost): Trigger lazy initialization of move cost
11719 (record_address_regs): Likewise.
11721 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11723 * config/darwin.c (darwin_override_options): Don't force on
11724 flag_var_tracking_uninit when no debug info is requested.
11726 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11728 * cfgloop.c (init_loops_structure): New function.
11729 (flow_loops_find): Create root of the loop tree unconditionally.
11731 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11733 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11735 2007-07-24 Jan Hubicka <jh@suse.cz>
11737 * caller-save.c: Include ggc.h, gt-caller-save.h
11738 (reg_save_code, reg_restore_code): Rename to ...
11739 (cached_reg_save_code, cached_reg_restore_code): ... those.
11740 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11741 (reg_save_code, reg_restore_code): New functions.
11742 (init_caller_save): Do not intialize
11743 reg_save_code/reg_restore_code tables.
11744 * Makefile.in: (gt-caller-save.h): New.
11746 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11748 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11749 with the mode of the original operand instead of
11752 2007-07-23 Jan Hubicka <jH@suse.cz>
11754 * i386.c (ix86_secondary_memory_needed): Break out to...
11755 (inline_secondary_memory_needed): ... here.
11756 (ix86_memory_move_cost): Break out to ...
11757 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11758 maximum of input and output; fix handling of Q_REGS on 64bit.
11759 (ix86_secondary_memory_needed): Microoptimize.
11761 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11763 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11764 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11765 stmts_from_loop, known_dependences_p, build_rdg): New.
11766 * tree-data-ref.h: Depends on graphds.h.
11767 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11768 (build_rdg): Declared.
11769 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11771 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11773 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11776 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11777 Jakub Jelinek <jakub@redhat.com>
11779 PR middle-end/PR28690
11780 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11782 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11783 and MEM_POINTER operands over REG and MEM operands.
11784 (swap_commutative_operands_p): Change return value to bool.
11785 * rtl.h: Update the corresponding prototype.
11786 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11787 instead of gen_rtx_PLUS.
11788 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11789 value to bool. Change function arguments to rtx's and update code
11791 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11792 calls to match the new declaration.
11793 * simplify-rtx.c (simplify_associative_operation): Don't
11794 reorder simplify_binary_operation arguments.
11796 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11798 * config/mips/mips.c (override_options): Use mips_costs to derive
11799 the default branch cost.
11800 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11802 * config/mips/mips.opt (mbranch-cost=): New option.
11803 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11805 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11807 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11808 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11809 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11810 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11812 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11814 * config/mips/constraints.md (ks): New constraint.
11815 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11816 (*add<mode>3_mips16): ...here.
11818 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11820 * optabs.h (enum optab_index): Add new OTI_signbit.
11821 (signbit_optab): Define corresponding macro.
11822 (enum insn_code signbit_optab[]): Remove array.
11823 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11824 (expand_copysign_absneg): If back end provides signbit insn, use it
11825 instead of bit operations on floating point argument.
11826 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11827 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11828 for availability of signbit insn.
11830 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11831 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11832 SSE mode is not active.
11833 (isinf<mode>2): Disable for mfpmath=sse,387.
11835 2007-07-22 Ben Elliston <bje@au.ibm.com>
11837 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11839 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11841 2007-07-20 Richard Guenther <rguenther@suse.de>
11843 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11844 integral typed condition.
11845 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11846 booleanness. Only preserve conversions from a non-base
11847 type to a base type, not in general between types with
11848 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11849 * tree.def (COND_EXPR): Document that the condition
11850 can be of any integral type.
11852 2007-07-20 Nigel Stephens <nigel@mips.com>
11853 Richard Sandiford <richard@codesourcery.com>
11855 * config/mips/mips.h (mips_dwarf_regno): Declare.
11856 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11857 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11858 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11859 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11860 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11861 (REG_CLASS_NAMES): Update accordingly.
11862 * config/mips/mips.c (mips_dwarf_regno): New array.
11863 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11864 (mips_subword): Remove special handling for accumulator registers.
11865 (override_options): Initiailize mips_dwarf_regno. Remove use
11867 (mips_swap_registers): New function.
11868 (mips_conditional_register_usage): Swap accumulator registers
11869 around if TARGET_LITTLE_ENDIAN.
11870 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11871 * config/mips/constraints.md (h, l): Use the endianness to choose
11872 between MD0_REG and MD1_REG.
11873 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11874 alternative-dependent template.
11876 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11878 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11881 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11883 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11884 predecessor fallthru flags.
11886 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11888 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11889 of compare to the same type.
11890 * cfgloopmanip.c (add_loop): Update information about loop exits.
11891 (loop_version): Remove the innermost loop requirement.
11892 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11893 to sizetype for pointers.
11895 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11897 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11898 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11899 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11901 * config/dfp-bit.c: Empty for TFmode conversions.
11903 2007-07-18 Caroline Tice <ctice@apple.com>
11905 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11906 and handle them correctly; check that src is not NULL before
11908 (find_src_set_src): Likewise.
11910 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11912 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11913 (struct alignment_context, init_alignment_context): New.
11914 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11915 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11916 (XCHAL_HAVE_S32C1I): Likewise.
11917 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11918 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11919 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11920 (ATOMIC, HQI): New macros.
11921 (memory_barrier, *memory_barrier): New.
11922 (sync_lock_releasesi): New.
11923 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11924 (sync_lock_test_and_set<mode>): New.
11925 (sync_<atomic><mode>): New.
11926 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11927 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11928 (xtensa_expand_atomic): New.
11930 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11934 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11935 transformation for builtin ISNORMAL.
11936 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11937 * builtins.def (BUILT_IN_ISNORMAL): New.
11938 * doc/extend.texi: Document isnormal.
11940 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11944 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11945 optabs infrastructure. Provide generic implementation for
11947 (expand_builtin): Handle FINITE/ISFINITE.
11948 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11949 (fold_builtin_1): Likewise.
11951 * builtins.def (BUILT_IN_ISFINITE): New.
11953 * doc/extend.texi: Document isfinite.
11955 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11958 PR middle-end/20558
11960 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11961 generic fallback for isinf.
11962 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11963 calculation code ...
11964 * real.c (get_max_float): ... to here.
11965 * real.h (get_max_float): New.
11967 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11969 PR middle-end/32668
11971 * builtin-attrs.def (ATTR_TYPEGENERIC,
11972 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11974 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11975 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11976 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11977 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11979 * c-common.c (handle_type_generic_attribute): New.
11980 (c_common_attribute_table): Add "type generic".
11982 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11984 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11986 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11987 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11990 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11993 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11994 checking that the operand is an expression.
11996 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11997 Danny Smith <dannysmith@users.sourceforge.net>
12000 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12001 file mapping object in local namespace if Windows version later
12004 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12006 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12007 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12008 arm_cannot_force_const_mem.
12009 (arm_cannot_force_const_mem): New function.
12010 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12011 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12012 of arm_tls_referenced_p.
12013 * config/arm/arm.md (movsi): Split out-of-section constants when
12014 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12015 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12017 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12019 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12021 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12023 * config/mips/mips.md (*extendqihi2): Convert the destination
12026 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12028 * config/pa/fptr.c: Update license header.
12029 * config/pa/milli64.S: Likewise.
12031 2007-07-17 Nick Clifton <nickc@redhat.com>
12033 * COPYING_v3: New file. Contains version 3 of the GNU General
12035 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12036 Lesser General Public License.
12037 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12038 the GNU General Public License.
12040 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12042 PR rtl-optimization/32773
12043 * cfglayout.c (force_one_exit_fallthru): New function.
12044 (cfg_layout_finalize): Use it.
12046 2007-07-16 Richard Guenther <rguenther@suse.de>
12047 Uros Bizjak <ubizjak@gmail.com>
12049 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12050 before forcing it to gimple operand.
12052 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12053 David Ung <davidu@mips.com>
12055 * config/mips/mips.h (TUNE_24K): Define.
12056 (TUNE_MACC_CHAINS): Add TUNE_24K.
12057 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12059 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12060 (r74k_int_madd): .. this new reservation.
12061 (define_bypass): Fixed bypasses for r74k_int_madd to use
12062 mips_linked_madd_p.
12063 * config/mips/24k.md (define_bypass): Define new
12064 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12066 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12067 Nigel Stephens <nigel@mips.com>
12069 * config/mips/mips.md: Include 20kc.md.
12070 * config/mips/20kc.md: New file.
12071 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12072 (mips_adjust_cost): Tweak for 20Kc.
12073 (mips_issue_rate): Likewise.
12074 * config/mips/mips.h (TUNE_20KC): Define.
12076 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12078 * config/rs6000/rs6000.c (struct processor_cost): Add
12079 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12081 (*_cost): Add cache information.
12082 (rs6000_override_options): Set cache parameters.
12084 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12087 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12088 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12090 2007-07-16 Paul Brook <paul@codesourcery.com>
12093 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12094 (cirrus_thumb2_movsi_insn): Ditto.
12096 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12098 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12099 CR2_REGNO to R_CR2.
12101 2007-07-15 Andrew Haley <aph@redhat.com>
12103 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12104 before looking in the context.
12106 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12108 PR middle-end/32398
12109 PR middle-end/32769
12110 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12111 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12112 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12113 (pa_output_function_prologue): Use rp_saved and
12114 current_function_is_leaf to generate .CALLINFO statement.
12115 (hppa_expand_prologue): Set rp_saved.
12116 (hppa_expand_epilogue): Use rp_saved.
12117 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12118 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12120 2007-07-14 Dirk Mueller <dmueller@suse.de>
12122 * omega.c (coalesce): Fix memory leak on early exit.
12123 * matrix-reorg.c (check_allocation_function): Likewise.
12124 * tree-vect-transform.c (vect_get_new_vect_var): free result
12126 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12127 pass pointer to edge vector
12128 (partition_hot_cold_basic_blocks): Fix memory leak.
12129 * collect2.c (prefix_from_string): Free temporary storage.
12130 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12132 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12134 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12135 (DO_GLOBAL_DTORS_BODY): Likewise.
12137 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12138 Nigel Stephens <nigel@mips.com>
12140 * config/mips/mips.c (mips_classify_symbol): Don't return
12141 SYMBOL_SMALL_DATA for constant pool addresses if
12142 TARGET_EMBEDDED_DATA is true.
12144 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12147 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12148 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12149 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12150 __builtin_ia32_storehps, __builtin_ia32_storelps,
12151 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12152 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12153 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12154 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12155 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12156 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12157 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12158 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12159 using def_builtin_const.
12161 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12163 PR tree-optimization/32705
12164 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12165 (simplify_binary_expression): Use SSA_VAL consistently.
12167 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12169 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12170 (SPEFSCR_REGNO): Delete definition.
12171 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12172 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12173 * config/rs6000/rs6000.h: Do not define *_REGNO.
12174 LINK_REGISTER_REGNUM -> LR_REGNO.
12175 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12176 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12177 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12178 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12179 R_VRSAVE, R_VSCR. Use them.
12180 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12181 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12182 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12183 * config/rs6000/aix.h: Define R_LR. Use it.
12185 2007-07-13 Caroline Tice <ctice@apple.com>
12187 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12188 flag_var_tracking is explicitly turned off (i.e. when variable
12189 tracking is not feasible); otherwise, turn flag_var_tracking on when
12190 flag_var_tracking_uninit is on.
12191 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12192 note definitions, to allow recording of initialization status in the
12194 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12195 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12196 determine if two note locations are equal.
12197 (output_loc_list): Don't output list entries whose start & end labels
12199 (reg_loc_descriptor): Add parameter for initialization status; pass it
12200 to other loc descriptor functions.
12201 (one_reg_loc_descriptor): Add parameter for initialization status;
12202 check its value and add DW_OP_GNU_uninit to returned loc descr if
12204 (multiple_reg_loc_descriptor): Add parameter for initialization
12206 pass init status argument to other loc descriptor functions; check
12207 value of intialization parameter and add DW_OP_GNU_uninit to returned
12208 loc descr if appropriate.
12209 (based_loc_descr): Add parameter for initialization status; add new
12210 variable for return value; check value of initialization parameter and
12211 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12212 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12213 pass init status argument to other loc descriptor functions; check
12214 value of intialization parameter and add DW_OP_GNU_uninit to returned
12215 loc descr if appropriate.
12216 (mem_loc_descriptor): Likewise.
12217 (concat_loc_descriptor): Likewise.
12218 (concatn_loc_descriptor): Likewise.
12219 (loc_descriptor): Add parameter for initialization status; pass it as
12220 argument to other loc descriptor function calls.
12221 (loc_descriptor_from_tree_1): Add appropriate initialization status
12222 to loc descriptor function calls.
12223 (add_location_or_const_value_attribute): Get initialization status
12224 from VAR_LOCATION note; add initialization status to loc descriptor
12226 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12227 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12228 status is uninitialized, add "[uninint]" to output.
12229 * common.opt (fvar-tracking-uninit): New option, similar to
12230 fvar-tracking, to turn on tracking of uninitialized variables; creates
12231 a new global flag, flag_var_tracking_uninit.
12232 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12233 (enum var_init_status): New type, for var initialization status field.
12234 * var-tracking.c (struct location_chain_def): Two new fields, init,
12235 for initialization status, and set_src for the assignment value expr.
12236 (unshare_variable): New parameter for initialization status;
12237 initialize new init and set_src fields.
12238 (var_reg_set): New parameters for initialization status and value;
12239 pass them to set_variable_part.
12240 (var_mem_set): Likewise.
12241 (get_init_value): New function.
12242 (var_reg_delete_and_set): New initialization status & value
12243 parameters; add call to get_init_value if status is unknown; pass new
12244 parameters to clobber_variable_part and var_reg_set.
12245 (var_mem_delete_and_set): Likewise.
12246 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12247 (var_mem_delete): Likewise.
12248 (variable_union): Pass status to unshare_variable; initialize new init
12249 and set_src fields. If flag_var_tracking_uninit is not set, force
12250 status to initialized.
12251 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12252 used later to get the set_src value.
12253 (find_src_status): New function.
12254 (find_src_set_src): New function.
12255 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12256 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12257 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12258 and var_mem_delete_and_set.
12259 (dump_variable): Print out "[uninit]" if appropriate.
12260 (set_variable_part): Add new initialization and set_src parameters;
12261 pass status to unshare_variable; set node->init and node- >set_src
12262 fields and modify slot in hash table appropriately; save the init and
12263 set_src values if appropriate and assign to the new node.
12264 (clobber_variable_part): New set_src parameter; if two nodes have
12265 same variable and same location but different set_src (assignment)
12266 values, clobber old node.
12267 (delete_variable_part): Pass init status to unshare_variable.
12268 (emit_note_insn_var_location): Add initialized var; assign var's init
12269 status to new 'initialized'; pass new init status field to calls to
12270 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12271 status to initialized.
12272 (emit_notes_in_bb): Pass initialization status to calls to
12273 var_reg_set, var_mem_set, var_reg_delete_and_set and
12274 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12275 var_reg_delete_and_set and var_mem_delete_and_set; call
12276 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12277 make up for change in add_stores.
12278 (vt_add_function_parameters): Add status to calls to
12280 * config/darwin.c (darwin_override_options): Turn on uninitialized
12281 tracking automatically, if var_tracking is on and the system is
12284 2007-07-13 Sa Liu <saliu@de.ibm.com>
12286 * config.gcc: Add options for arch and tune on SPU.
12287 * config/spu/predicates.md: Add constant operands 0 and 1.
12288 * config/spu/spu-builtins.def: Add builtins for double precision
12289 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12290 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12292 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12294 * config/spu/spu-protos.h: Add new function prototypes.
12295 * config/spu/spu.c (spu_override_options): Check options -march and
12297 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12298 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12300 (spu_const_from_int): New. Create a vector constant from 4 ints.
12301 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12302 (spu_emit_vector_compare): New. Emit vector compare.
12303 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12304 * config/spu/spu.h: Add options -march and -mtune. Define processor
12305 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12306 CANONICALIZE_COMPARISON.
12307 * config/spu/spu.md: Add new insns for double precision compare
12308 and double precision vector compare. Add vcond and smax/smin patterns
12309 to enable DFmode vector conditional expression.
12310 * config/spu/spu.opt: Add options -march and -mtune.
12311 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12312 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12313 both CELL and CELLEDP targets: spu_testsv.
12314 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12317 2007-07-13 Richard Guenther <rguenther@suse.de>
12319 PR tree-optimization/32721
12320 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12321 TREE_THIS_VOLATILE on the folded reference.
12322 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12323 if the array reference has TREE_THIS_VOLATILE set.
12325 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12328 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12330 2007-07-13 Andreas Schwab <schwab@suse.de>
12332 * gengtype-lex.l: Allow declarations to be indented.
12334 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12336 * ginclude/tgmath.h: New.
12337 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12338 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12339 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12340 * configure: Regenerate.
12342 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12344 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12345 correct index when setting register save state for xd
12348 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12350 * config/sh/sh.c (mark_use): Remove.
12352 2007-07-12 Paul Brook <paul@codesourcery.com>
12354 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12355 reg does not overlap return value.
12357 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12359 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12360 (set_expression_vuses): Ditto.
12361 (init_pre): Initialize expression_vuses.
12363 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12365 * config/i386/sse.md (storentdf, storentsf): New.
12367 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12369 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12371 * tree.c (build_decl_stat): Move code from here...
12372 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12373 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12374 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12375 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12376 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12379 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12380 Devang Patel <dpatel@apple.com>
12382 PR tree-optimization/25413
12383 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12384 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12385 * tree.h (contains_packed_reference): New.
12386 * expr.c (contains_packed_reference): New.
12387 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12388 (vect_enhance_data_refs_alignment): Call
12389 vector_alignment_reachable_p.
12390 * target.h (vector_alignment_reachable): New builtin.
12391 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12392 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12393 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12395 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12397 * target.h (builtin_vectorization_cost): Add new target builtin.
12398 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12399 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12400 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12401 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12402 uninitialized variables.
12403 * tree-vect-transform.c (cost_for_stmt): New function.
12404 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12405 using cost 1 for all scalar stmts. Be less conservative when
12406 estimating the number of prologue/epulogue iterations. Call
12407 targetm.vectorize.builtin_vectorization_cost. Return
12408 min_profitable_iters-1.
12409 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12410 initialization cost instead of TARG_VEC_STMT_COST. Use
12411 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12412 epilogue code. Fix epilogue cost computation.
12413 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12414 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12415 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12416 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12417 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12418 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12420 2007-07-12 Richard Guenther <rguenther@suse.de>
12422 * gimplify.c (gimplify_conversion): Make sure that the result
12423 from maybe_fold_offset_to_reference is trivially convertible
12424 to the desired type before doing the simplification.
12425 (gimplify_expr): Likewise.
12426 * fold-const.c (fold_binary): Use the correct types for
12427 building the simplified expression.
12429 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12431 PR rtl-optimization/32729
12432 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12433 that fallthru to exit.
12435 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12437 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12438 (symDTPOFF2reg): Likewise.
12440 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12442 PR tree-optimization/32663
12444 * tree.h (VALUE_HANDLE_VUSES): Remove.
12445 (struct tree_value_handle): Remove vuses.
12447 * tree-vn.c (create_value_handle_for_expr): Don't set
12448 VALUE_HANDLE_VUSES.
12450 * tree-ssa-pre.c (expression_vuses): New.
12451 (alloc_expression_id): Set up expression_vuses.
12452 (get_expression_vuses): New.
12453 (set_expression_vuses): Ditto.
12454 (clear_expression_ids): Modify for expression_vuses.
12455 (phi_translate_1): Ditto.
12456 (phi_translate_set): Ditto.
12457 (value_dies_in_block_x): Ditto
12458 (valid_in_sets): Ditto.
12459 (add_to_sets): Ditto.
12460 (find_existing_value_expr): Ditto.
12461 (create_value_handle_for_expr): Ditto.
12462 (make_values_for_stmt): Ditto.
12463 (vuse_equiv): Remove.
12465 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12467 * Makefile.in (mostlyclean): Remove object files.
12469 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12471 * toplev.c (no_new_pseudos): Deleted.
12472 * rtl.h (no_new_pseudos): Deleted.
12473 * tree-pass.h (pass_no_new_pseudos): Deleted.
12474 * passes.c (pass_no_new_pseudos): Deleted.
12475 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12476 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12477 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12479 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12480 * rtlhooks.c (gen_lowpart_general): Ditto.
12481 * optabs.c (prepare_operand): Ditto.
12482 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12484 * modulo-sched.c (rest_of_handle_sms): Ditto.
12485 * see.c (rest_of_handle_see): Ditto.
12486 * ifcvt.c (if_convert): Ditto.
12487 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12489 * init-regs.c (gate_initialize_regs): Deleted set of
12491 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12492 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12493 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12495 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12498 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12499 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12500 (*vec_extractv2di_1_rex64): New insn pattern.
12502 2007-07-11 David Daney <ddaney@avtrex.com>
12504 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12505 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12506 for SIGNAL_UNWIND_RETURN_COLUMN.
12507 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12508 (DWARF_FRAME_REGNUM): Rewrite.
12509 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12511 2007-07-11 Nick Clifton <nickc@redhat.com>
12513 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12514 delta and use gen_int_mode in place of GET_INT instead.
12516 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12518 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12521 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12523 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12524 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12526 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12527 (USE_CANONICAL_TYPES): New.
12528 * doc/invoke.texi (verify-canonical-types): Remove.
12529 (use-canonical-types): Add.
12531 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12533 * config/spu/spu.c (spu_optimization_options): Remove setting of
12534 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12535 (spu_override_options): Move it here.
12537 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12539 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12540 * config/mips/mips.c (mips_cpu_info_table): Mention
12541 MIPS_ISA_LEVEL_SPEC in the comment.
12543 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12545 PR tree-optimization/32713
12546 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12548 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12550 PR middle-end/30482
12551 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12552 conditional to flag_isoc99.
12553 (c_common_init_options): Do it here, unconditionally.
12555 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12557 PR tree-optimization/32589
12558 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12559 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12560 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12561 predicate, extracted from...
12562 (set_rhs): ...here. Call it for the expression on entry.
12563 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12564 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12565 (simplify_binary_expression): Use valid_gimple_expression_p
12566 to validate the simplification.
12567 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12569 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12571 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12572 DWARF2_DEBUG on 32 bit target too.
12573 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12575 2007-07-11 Nick Clifton <nickc@redhat.com>
12577 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12578 version for 64-bit hosts.
12580 2007-07-10 David Daney <ddaney@avtrex.com>
12582 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12584 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12586 * config/mips/mips.c (mips_expand_synci_loop): New function.
12587 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12588 (UNSPEC_RDHWR): Same.
12589 (UNSPEC_SYNCI): Same.
12590 (UNSPEC_SYNC): Same.
12591 (clear_cache): New expand.
12595 (clear_hazard): Same.
12596 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12598 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12599 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12601 2007-07-10 Ian Lance Taylor <iant@google.com>
12603 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12606 2007-07-10 David Daney <ddaney@avtrex.com>
12608 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12609 * builtins.c (expand_builtin___clear_cache): New function.
12610 (expand_builtin): Call expand_builtin___clear_cache for
12611 BUILT_IN_CLEAR_CACHE case.
12612 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12613 * doc/md.texi (clear_cache): Document new instruction pattern.
12614 * testsuite/gcc.dg/builtins-64.c: New test.
12616 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12618 * config/cris/cris.md ("movsi"): Fix typo in last change.
12620 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12623 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12625 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12626 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12627 for FUNCTION_DECLs. Don't use align_functions_log if
12629 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12630 even for FUNCTION_DECLs.
12631 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12633 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12634 (DECL_FUNCTION_CODE): Update for new location and name of
12636 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12637 (struct tree_decl_common): Move 'align' and 'off_align' out
12638 of union, ensure they're still on a 32-bit boundary. Remove
12639 other fields in union 'u1'.
12640 (struct tree_function_decl): Add field 'function_code' replacing
12641 'u1.f' in tree_decl_common.
12642 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12643 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12644 (Variable Attributes): Cross-reference 'aligned' attribute
12645 to Function Attributes.
12646 * flags.h (force_align_functions_log): Delete.
12647 * toplev.c (force_align_functions_log): Delete.
12649 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12652 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12653 (*vec_concatv2di_rex): New insn pattern.
12655 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12658 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12660 2007-07-10 Ian Lance Taylor <iant@google.com>
12662 Replace no_new_pseudos in backends.
12663 * rtl.h (can_create_pseudo_p): Define.
12664 * config/darwin.c (machopic_indirect_data_reference): Use
12665 can_create_pseudo_p () instead of no_new_pseudos.
12666 (machopic_indirect_data_reference): Likewise.
12667 (machopic_legitimize_pic_address): Likewise.
12668 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12669 (alpha_emit_set_const_1): Likewise.
12670 (alpha_emit_set_const): Likewise.
12671 (alpha_emit_conditional_move): Likewise.
12672 (alpha_split_conditional_move): Likewise.
12673 * config/alpha/alpha.md (various splitters): Likewise.
12675 * config/arm/arm.c (legitimize_pic_address): Likewise.
12676 (arm_load_pic_register): Likewise.
12677 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12678 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12679 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12680 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12681 * config/cris/cris.md (movsi): Likewise.
12682 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12683 (symGOTOFF2reg_hilo): Likewise.
12684 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12685 * config/h8300/h8300.md (insv, extzv): Likewise.
12686 * config/i386/i386.c (ix86_expand_move): Likewise.
12687 (ix86_expand_vector_move): Likewise.
12688 (ix86_prepare_fp_compare_args): Likewise.
12689 (ix86_expand_carry_flag_compare): Likewise.
12690 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12691 (tls_dynamic_gnu2_combine_32): Likewise.
12692 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12693 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12694 (ia64_expand_movxf_movrf): Likewise.
12695 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12696 (m32c_split_move): Likewise.
12697 (m32c_expand_insv): Likewise.
12698 * config/m68k/m68k.md (movsi): Likewise.
12699 * config/mips/mips.c (mips_force_temporary): Likewise.
12700 (mips_split_symbol): Likewise.
12701 (mips_move_integer): Likewise.
12702 (mips_legitimize_const_move): Likewise.
12703 * config/mn10300/mn10300.md (movsi): Likewise.
12704 * config/pa/pa.c (emit_move_sequence): Likewise.
12705 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12706 (rs6000_got_register): Likewise.
12707 (create_TOC_reference): Likewise.
12708 (rs6000_machopic_legitimize_pic_address): Likewise.
12709 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12710 (various splitters): Likewise.
12711 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12712 (movsi_got): Likewise.
12713 * config/s390/s390.c (emit_symbolic_move): Likewise.
12714 * config/s390/s390.md (movhi, movqi): Likewise.
12715 (load_multiple, store_multiple): Likewise.
12716 * config/score/score.c (score_force_temporary): Likewise.
12717 * config/sh/sh.c (prepare_move_operands): Likewise.
12718 (prepare_cbranch_operands): Likewise.
12719 (emit_fpu_switch): Likewise.
12720 (fpscr_set_from_mem): Likewise.
12721 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12722 (adddi3, subsi3): Likewise.
12723 (various splitters): Likewise.
12724 (divsi_inv_fp_combine): Likewise.
12725 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12726 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12728 * config/sh/predicates.md (xor_operand): Likewise.
12729 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12730 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12731 (movdi_pic_label_ref): Likewise.
12732 * config/spu/spu.c (spu_split_immediate): Likewise.
12733 * config/alpha/alpha.md (various splitters): Remove test
12734 !no_new_pseudos || reload_completed.
12735 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12737 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12738 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12739 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12740 * config/score/score.c (th_output_mi_thunk): Likewise.
12741 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12742 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12744 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12746 PR rtl-optimization/32664
12747 * mode-switching.c (create_pre_exit): Skip barrier insns.
12749 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12751 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12752 force_gimple_operand_bsi.
12753 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12754 rewrite_use_compare): Ditto.
12755 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12757 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12758 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12759 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12760 * tree-profile.c (prepare_instrumented_value,
12761 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12762 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12763 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12764 tree_gen_ior_profiler): Ditto.
12765 * tree-ssa-reassoc.c (negate_value): Ditto.
12766 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12767 Use force_gimple_operand_bsi.
12768 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12769 * tree-if-conv.c (add_to_dst_predicate_list,
12770 find_phi_replacement_condition): Ditto.
12771 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12772 Call mark_symbols_for_renaming for new statements.
12773 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12775 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12777 * cfghooks.c (remove_edge): New function.
12778 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12780 * cfghooks.h (remove_edge): Declare.
12781 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12782 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12784 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12786 * optabs.h: Added declaration for signbit_optab.
12787 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12788 * genoptinit.c (optabs): Added entry for signbit insns.
12789 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12790 insn, if available.
12791 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12792 * config/s390/s390.md (signbit<mode>2): New expander.
12794 2007-07-09 Richard Guenther <rguenther@suse.de>
12796 PR middle-end/32698
12797 * fold-const.c (fold_plusminus_mult_expr): Move constant
12798 arguments second to allow decomposing.
12800 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12803 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12805 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12806 Disregard DECL_FROM_INLINE.
12808 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12811 * doc/invoke.texi: Add ftree-reassoc flag.
12812 * common.opt (ftree-reassoc): New flag.
12813 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12814 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12816 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12818 PR tree-optimization/32681
12819 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12820 saved in second_edge->aux when first_bb is a loop header.
12822 2007-07-09 Jan HUbicka <jh@suse.cz>
12824 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12826 2007-07-09 Richard Guenther <rguenther@suse.de>
12828 * c-decl.c (start_function): Do not promote return type.
12830 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12832 * function.c (do_warn_unused_parameter): Do not warn if
12833 TREE_NO_WARNING is set.
12835 2007-07-08 Andreas Schwab <schwab@suse.de>
12837 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12839 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12842 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12844 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12845 apply to assembly language, too.
12846 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12848 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12850 Revert (note the sccvn portions are *not* reverted)
12851 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12853 Fix PR tree-optimization/23488
12855 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12857 * tree-flow-inline.h (get_value_handle): Ditto.
12858 * tree-ssa-pre.c (decl_vh_map): New.
12859 (decl_node_pool): New.
12860 (can_value_number_operation): Support DECL_P.
12861 (can_PRE_operation): Ditto.
12862 (create_expression_by_pieces): Ditto.
12863 (find_existing_value_expr): Modify to differnetiate between
12864 addressing and top level.
12865 (create_value_handle_for_expr): Handle DECL's.
12866 (poolify_tree): Ditto.
12867 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12868 (make_values_for_stmt): Handle DECL's properly.
12869 (init_pre): Reorg to not init useless things during FRE.
12871 * tree-flow.h: Include pointer-set.h.
12872 (decl_vh_map): Declare.
12873 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12875 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12877 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12878 the constraint description.
12879 * doc/md.texi: Update documentation of AVR constraints.
12881 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12883 * auto-inc-dec.c, config/arm/arm.c,
12884 config/m32r/constraints.md, config/mips/mips.md,
12885 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12886 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12887 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12888 typos. Follow spelling conventions.
12889 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12891 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12892 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12894 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12895 realloc_vuse): Remove.
12896 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12899 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12901 Fix PR tree-optimization/23488
12903 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12904 (try_to_simplify): Ditto.
12905 (visit_use): Ditto.
12906 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12908 * tree-flow-inline.h (get_value_handle): Ditto.
12909 * tree-ssa-pre.c (decl_vh_map): New.
12910 (decl_node_pool): New.
12911 (can_value_number_operation): Support DECL_P.
12912 (can_PRE_operation): Ditto.
12913 (create_expression_by_pieces): Ditto.
12914 (find_existing_value_expr): Modify to differnetiate between
12915 addressing and top level.
12916 (create_value_handle_for_expr): Handle DECL's.
12917 (poolify_tree): Ditto.
12918 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12919 (make_values_for_stmt): Handle DECL's properly.
12920 (init_pre): Reorg to not init useless things during FRE.
12922 * tree-flow.h: Include pointer-set.h.
12923 (decl_vh_map): Declare.
12924 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12926 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12928 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12929 apply to assembly language, too.
12930 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12932 2007-07-06 Ian Lance Taylor <iant@google.com>
12933 Zack Weinberg <zackw@panix.com>
12935 PR middle-end/32441
12936 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12938 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12940 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12941 (prefetch): Likewise if "pref" would be used.
12943 2007-07-06 Josh Conner <jconner@apple.com>
12945 PR middle-end/32602
12946 PR middle-end/32603
12947 * calls.c (store_one_arg): Handle arguments which are partially
12948 on the stack when detecting argument overlap.
12950 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12952 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12953 chosen during find_reloads.
12955 2007-07-06 Richard Guenther <rguenther@suse.de>
12957 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12958 TYPE_ARG_TYPES for verification of argument types. Use
12959 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12960 parameters as variable arguments.
12962 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12964 * libgcc2.h (word_type): Type definition removed.
12965 (cmp_return_type, shift_count_type): Type definitions added.
12966 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12967 replaced with shift_count_type.
12968 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12970 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12971 changed from word_type to Wtype.
12972 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12973 replaced with shift_count_type.
12974 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12976 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12977 and libgcc_shift_count attribute added.
12978 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12979 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12980 (TARGET_INITIALIZER): New target hooks added.
12981 * targhooks.c (default_libgcc_cmp_return_mode,
12982 default_libgcc_shift_count_mode): Default implementations for the new
12983 target hooks added.
12984 * targhooks.h (default_libgcc_cmp_return_mode,
12985 default_libgcc_shift_count_mode): Function prototypes added.
12986 * target.h (struct gcc_target): Fields for the new target hooks added.
12987 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12989 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12992 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12993 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12995 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12996 s390_libgcc_shift_count_mode): Functions added.
12997 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12998 Target hooks defined.
13000 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13002 * config/mips/mips.c (compute_frame_size): Restore the original
13003 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13004 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13005 Document why the difference is needed.
13007 2007-07-06 Richard Guenther <rguenther@suse.de>
13009 * c-common.c (boolean_increment): Use correctly typed
13012 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13014 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13015 the topmost argument register is not also included in the save mask.
13016 (mips16e_collect_argument_save_p): Take a pointer to the argument
13017 register, rather than a pointer to the number of arguments.
13018 (mips16e_collect_argument_saves): Only include argument saves
13019 that aren't in the register mask.
13021 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13023 PR rtl-optimization/32450
13024 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13025 to ensure that instructions are not moved into the prologue when
13026 profiling is on. Remove unused prologue_end variable.
13027 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13028 as a scheduling barrier.
13030 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13033 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13034 Disregard DECL_FROM_INLINE.
13036 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13038 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13039 IORing with a constant.
13041 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13043 PR rtl-optimization/32475
13044 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13045 for every definition of the stack pointer.
13047 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13049 * arm.c (vfp3_const_double_index): Copy signed results of
13050 REAL_VALUE_TO_INT into unsigned vars.
13052 2007-07-05 Richard Guenther <rguenther@suse.de>
13054 PR middle-end/32639
13055 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13057 * tree-ssa.c (useless_type_conversion_p): Check canonical
13060 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13062 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13063 zero_extendhisi2): Change to define_insn_and_split.
13064 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13066 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13068 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13069 pass_match_asm_constraints): New.
13070 * passes.c (init_optimization_passes): Add new pass.
13071 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13072 * function.h (struct function): Add has_asm_statement bit.
13073 (current_function_has_asm_statement): New.
13074 * tree-pass.h (pass_match_asm_constraints): New.
13076 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13078 * config/mips/mips.c (mips_file_start): Avoid declaration
13081 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13083 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13085 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13087 * rtl.def (NOTE): Change print format string to print
13088 operand 5 as a note insn name.
13090 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13091 David Ung <davidu@mips.com>
13093 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13094 * doc/invoke.texi: (MIPS Options): Document them.
13096 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13097 David Ung <davidu@mips.com>
13099 Add support for SmartMIPS ASE.
13101 * optabs.c (expand_binop_directly): New, broken out from...
13102 (expand_binop): Here. Make it try rotating in the other
13103 direction even when the second operand isn't constant.
13104 * config/mips/mips.md (*lwxs): New.
13105 * config/mips/mips.opt (msmartmips): New.
13106 * config/mips/mips.c (mips_lwxs_address_p): New.
13107 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13108 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13109 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13110 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13111 (ISA_HAS_LWXS): New.
13112 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13113 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13114 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13115 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13116 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13117 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13118 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13120 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13122 * tree-vectorizer.c (new_loop_vec_info): Initialize
13123 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13124 * tree-vectorizer.h (_loop_vec_info): Added new filed
13125 min_profitable_iters.
13126 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13127 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13128 * tree-vect-analyze.c (vect_analyze_operations): Set
13129 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13130 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13131 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13132 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13133 and prologue cost to after they are computed.
13134 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13135 TARG_VEC_STMT_COST.
13136 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13137 of creating vectors from scalars according to dt.
13138 (vect_model_store_cost): Likewise.
13139 (vectorizable_call): Use dt array instead of scalar dt. Call
13140 vect_model_simple_cost with additional argument dt.
13141 (vectorizable_assignment): Likewise.
13142 (vectorizable_operation): Likewise.
13143 (vectorizable_type_demotion): Likewise.
13144 (vectorizable_type_promotion): Likewise.
13145 (vectorizable_store): Use dt array instead of scalar dt. Call
13146 vect_model_store_cost with additional argument dt.
13147 (vect_do_peeling_for_loop_bound): Don't call
13148 vect_estimate_min_profitable_iters. Instead, lookup
13149 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13150 "may not be profitable".
13152 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13155 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13156 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13157 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13158 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13160 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13162 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13163 addressing modes cheaper.
13165 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13167 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13168 (dw_ranges_struct): Rename block_num to num. Adjust.
13169 (dw_ranges_by_label_struct): New.
13170 (ranges_by_label, ranges_by_label_allocated,
13171 ranges_by_label_in_use): New variables.
13172 (add_ranges_num): Factored most of the code out of...
13173 (add_ranges): ... this one. Rewrite in terms of the former.
13174 (add_ranges_by_labels): New.
13175 (output_ranges): Output by-label ranges.
13176 (dwarf2out_finish): Output range for multiple-section
13177 compile_unit. Output standard DW_AT_low_pc in addition to
13178 unexpected DW_AT_entry_pc.
13180 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13182 PR tree-optimization/32604
13183 PR tree-optimization/32606
13185 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13186 (compute_antic_safe): Removed.
13187 (ANTIC_SAFE_LOADS): Ditto.
13188 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13189 (execute_pre): Don't call compute_antic_safe.
13190 (vuse_equiv): New function.
13191 (make_values_for_stmt): Use it
13192 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13195 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13198 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13199 rather than a decl.
13200 (avr_attribute_table): Make "naked" attribute apply to function types
13201 rather than to decls.
13202 (avr_handle_fntype_attribute): New function.
13204 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13206 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13209 2007-07-04 David Ung <davidu@mips.com>
13210 Joseph Myers <joseph@codesourcery.com>
13212 * config/mips/mips.md (type): Add logical, signext and move.
13213 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13214 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13215 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13216 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13217 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13218 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13219 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13220 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13221 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13222 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13223 movv2sf_hardfloat_64bit): Use the new types.
13224 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13225 *movdf_softfloat, *movdf_mips16): Use "multi".
13226 (extendqihi2): Replace with a define_expand.
13227 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13228 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13229 * config/mips/74k.md (r74k_int_logical): New reservation and
13231 (r74k_int_arith): Remove "slt".
13232 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13233 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13234 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13235 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13236 reservations for "arith".
13238 2007-07-04 Richard Guenther <rguenther@suse.de>
13240 * tree-ssa.c (useless_type_conversion_p): Add handling for
13241 scalar float and vector types. Only call the types_compatible_p
13242 langhook for aggregate types as last resort. Follow the
13245 2007-07-04 Richard Guenther <rguenther@suse.de>
13247 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13248 the same as NOP_EXPR.
13250 2007-07-04 Nick Clifton <nickc@redhat.com>
13252 * target.h (struct gcc_target): Add target_help field.
13253 * target-def.h (TARGET_HELP): New.
13254 (TARGET_INITIALIZER): Use TARGET_HELP.
13255 * opts.c (command_handle_option): Invoke target_help function, if
13256 defined, when the user has specified --target-help on the command
13258 * doc/invoke.texi: Mention that --target-help might print
13259 additional information.
13260 * doc/tm.texi: Document TARGET_HELP hook.
13262 * arm.c (TARGET_HELP): Override default definition.
13263 (arm_target_help): New - display a wrapped list of cores and
13264 architectures supported.
13266 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13268 * config/v850/v850.c (expand_prologue): Make sure
13269 GEN_INT() argument is sign extended rather than zero extended.
13270 (expand_epilogue): Likewise.
13271 (output_move_double): Delete.
13272 * config/v850/v850-protos.h (output_move_double): Delete.
13273 * config/v850/v850.md (movdi): Delete.
13274 (*movdi_internal): Delete.
13276 (*movdf_internal): Delete.
13278 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13280 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13281 unless compiling RTP PIC.
13283 2007-07-04 Richard Guenther <rguenther@suse.de>
13285 PR tree-optimization/32482
13286 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13287 original ssa name if we didn't find a shift expression.
13288 Fix shift constant for bit zero test.
13290 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13292 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13294 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13296 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13297 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13298 * config/arm/vxworks.h (ASM_SPEC): Delete.
13299 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13301 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13303 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13304 (DDR_REVERSED_P): New.
13305 * tree-data-ref.c (initialize_data_dependence_relation,
13306 build_classic_dist_vector): Set DDR_REVERSED_P.
13308 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13310 PR middle-end/32457
13311 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13312 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13313 init_omega_for_ddr_1): Use non conservative number of iterations
13315 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13316 (analyze_siv_subscript): Remove FIXME and reinitialization of
13317 last_conflicts to chrec_dont_know.
13318 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13320 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13322 * tree.c (maybe_canonicalize_argtypes): Improve description.
13324 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13326 * tree.c (maybe_canonicalize_argtypes): New.
13327 (build_function_type): Set canonical type.
13328 (build_method_type_directly): Ditto.
13329 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13332 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13334 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13336 (rewrite_use_nonlinear_expr): Likewise.
13338 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13340 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13342 2007-07-04 Ben Elliston <bje@au.ibm.com>
13344 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13347 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13349 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13350 (Exception Handling): Likewise.
13352 2007-07-03 Jan Hubicka <jh@suse.cz>
13354 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13356 2007-07-03 Eric Christopher <echristo@apple.com>
13358 * doc/cppopts.texi: Add conflicting option note to -dM.
13359 * doc/invoke.texi: Add note about possible conflicts with
13360 -E for -dCHARS and note that -dM will not produce
13361 any results if there is no machine dependent reorg.
13363 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13365 * tree.h (DECL_ALIGN): Back out previous change.
13367 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13369 * configure.ac: Test for .dtprelword support on MIPS.
13370 * configure, config.in: Regenerate.
13371 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13372 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13374 2007-07-03 Julian Brown <julian@codesourcery.com>
13376 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13377 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13378 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13379 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13381 (all_fpus): Add FPUTYPE_VFP3.
13382 (fp_model_for_fpu): Add VFPv3 field.
13383 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13384 (vfp3_const_double_index): New function. Return integer index of
13385 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13387 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13388 and argument represents a valid RTX for a VFPv3 constant.
13389 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13391 (vfp_emit_fstmd): Similar, for fstmd.
13392 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13393 constants, represented as integer indices.
13394 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13395 VFP_REGNO_OK_FOR_DOUBLE macros.
13396 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13397 (arm_file_start): Set float-abi attribute for VFPv3, and output
13398 correct ".fpu" assembler directive.
13399 (arm_dbx_register_numbering): Add FIXME.
13400 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13401 (fputype): Add FPUTYPE_VFP3.
13402 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13403 (CALL_USED_REGISTERS): Likewise.
13404 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13405 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13406 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13407 (D7_VFP_REGNUM): New.
13408 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13409 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13410 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13411 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13412 (REG_ALLOC_ORDER): Adjust for VFPv3.
13413 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13414 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13415 VFP_LO_REGS, VFP_HI_REGS.
13416 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13417 (IS_VFP_CLASS): Define macro.
13418 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13420 (REGISTER_MOVE_COST): Likewise.
13421 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13422 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13423 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13424 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13425 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13426 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13427 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13428 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13429 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13430 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13431 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13432 where appropriate for single-word registers.
13433 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13434 As above. Fix type attributes.
13435 * config/arm/constraints.md (register_contraint "t"): Define.
13436 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13438 (register_constraint "x"): Define.
13439 (constraint "Dv"): Define.
13441 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13443 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13445 2007-07-03 Tom Tromey <tromey@redhat.com>
13447 * c-parser.c (objc_pq_context): Removed.
13448 (objc_need_raw_identifier): Likewise.
13449 (c_parser) <objc_pq_context>: New field.
13450 <objc_need_raw_identifier>: Likewise.
13451 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13452 (c_lex_one_token): Update.
13453 (c_parser_objc_protocol_definition): Update.
13454 (c_parser_objc_method_definition): Update.
13455 (c_parser_objc_methodproto): Update.
13456 (c_parser_declspecs): Update.
13458 2007-07-03 David Ung <davidu@mips.com>
13460 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13462 2007-07-03 David Ung <davidu@mips.com>
13463 Richard Sandiford <richard@codesourcery.com>
13465 * doc/invoke.texi: Document -march=74kf3_2.
13466 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13467 (TUNE_74K): Check for it.
13468 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13469 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13470 * config/mips/mips.md (cpu): Add 74kf3_2.
13471 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13472 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13473 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13474 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13475 74kf3_2 to the CPU list.
13476 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13477 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13478 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13479 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13480 (r74kf3_2_fxfer_from_c1): New insn reservations.
13482 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13483 David Ung <davidu@mips.com>
13485 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13486 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13487 and 74k[fx]. Document aliases for the new options.
13488 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13489 (PROCESSOR_24KF2_1): ...this.
13490 (PROCESSOR_24KX): Rename to...
13491 (PROCESSOR_24KF1_1): ...this.
13492 (PROCESSOR_74KF): Rename to...
13493 (PROCESSOR_74KF2_1): ...this.
13494 (PROCESSOR_74KX): Rename to...
13495 (PROCESSOR_74KF1_1): ...this.
13496 (TUNE_74K): Update PROCESSOR_* names.
13497 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13498 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13499 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13500 (mips_rtx_cost_data): Update processor names in comments.
13501 (mips_issue_rate): Update PROCESSOR_* names.
13502 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13503 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13504 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13505 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13506 Update cpu attribute names.
13507 (r24k_fpu_iss): Rename this reservation to...
13508 (r24kf2_1_fpu_iss): ...this and update all uses.
13509 (r24kx_fpu_iss): Rename this reservation to...
13510 (r24kf1_1_fpu_iss): ...this and update all uses.
13511 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13512 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13513 Update cpu attribute names.
13515 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13517 * config/m32r/constraints.md: New file.
13518 * config/m32r/m32r.c: Include tm-constrs.h.
13519 (small_data_operand): Use satisfies_constraint_* instead of macro.
13520 (addr24_operand, gen_compare): Likewise.
13521 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13522 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13523 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13524 EXTRA_CONSTRAINT): Likewise.
13525 * config/m32r/m32r.md: Include constraints.md.
13526 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13527 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13528 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13529 (two_insn_const_operand, int8_operand, uint16_operand,
13530 reg_or_int16_operand, reg_or_uint16_operand,
13531 reg_or_cmp_int16_operand, cmp_int16_operand,
13532 seth_add3_operand): Likewise.
13534 2007-07-03 Eric Christopher <echristo@gmail.com>
13536 * libgcc2.h: Conditionally declare __bswapsi2 and
13539 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13541 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13544 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13547 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13548 (__gthrw_pragma): Provide default definition.
13549 (__gthrw2): Use it.
13550 * gthr-posix.c (__gthrw_pragma): Define.
13552 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13554 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13555 before declaring inequality.
13557 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13559 * combine.c (recog_for_combine): Log the success or failure of
13560 matching new insn patterns against the machine description in
13563 2007-07-03 Revital Eres <eres@il.ibm.com>
13565 * ddg.c (print_sccs): New function.
13566 (check_sccs): New function.
13567 (create_ddg_all_sccs): Use it.
13568 * ddg.h (print_sccs): Declare.
13569 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13571 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13573 * targhooks.h (default_mode_for_suffix): New function declaration.
13574 * targhooks.c (default_mode_for_suffix): New default target hook.
13575 * target.h (struct c): New structure in the targetm struct.
13576 (mode_for_suffix): New target hook as part of struct c.
13577 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13578 default_mode_for_suffix.
13579 (TARGET_C): New define.
13580 * c-lex.c: Include "target.h".
13581 (interpret_float): Use targetm.c.mode_for_suffix to determine
13582 the mode for a given non-standard suffix.
13583 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13585 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13586 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13588 * doc/extend.texi (Floating Types): New node. Document __float80 and
13589 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13591 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13594 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13595 predicate instead of target_operand.
13596 (divsi3_i1_media, divsi3_media_2): Likewise.
13598 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13600 * tree.h (alias_sets_might_conflict_p): Rename into
13601 alias_sets_must_conflict_p.
13602 * alias.c (alias_sets_might_conflict_p): Likewise.
13603 (alias_sets_conflict_p): Use it.
13604 (objects_must_conflict_p): Likewise.
13605 * c-common.c (strict_aliasing_warning): Adjust.
13607 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13609 * rtlhooks.c (gen_lowpart_if_possible): Check for
13610 invalid subreg before calling gen_lowpart_SUBREG.
13612 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13614 * config/darwin9.h: Add copyright notice.
13615 (LINK_COMMAND_SPEC): Add comment.
13616 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13617 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13618 DARWIN_LIBSYSTEM_HAS_UNWIND.
13620 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13623 * omp-low.c (check_combined_parallel): New function.
13624 (lower_omp_parallel): Call it via walk_stmts, set
13625 OMP_PARALLEL_COMBINED if appropriate.
13626 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13627 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13628 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13629 don't consider it as combined parallel.
13631 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13633 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13634 (gcc_tooldir): Likewise.
13635 * configure: Regenerate.
13636 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13637 old configure.ac gcc_tooldir setting.
13638 (prefix_to_exec_prefix): New variable.
13639 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13640 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13642 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13644 Fix PR tree-optimization/32583
13645 Fix PR tree-optimization/32584
13646 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13647 (phi_translate_set): Use phi_translate directly now.
13648 (make_values_for_stmt): Don't value number RHS if we already know
13651 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13652 Jim Wilson <wilson@specifix.com>
13655 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13658 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13659 Richard Sandiford <richard@codesourcery.com>
13660 Nigel Stephens <nigel@mips.com>
13662 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13663 (mips16e_output_save_restore): Declare.
13664 (mips16e_save_restore_pattern_p): Likewise.
13665 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13666 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13667 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13668 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13669 (BITSET_P): New global macro, extracted from...
13670 (mips_for_each_saved_reg): ...here.
13671 (mips16e_save_restore_info): New struct.
13672 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13673 (mips16e_save_restore_regs): New variable.
13674 (mips_split_plus, mips16e_find_first_register): New functions.
13675 (mips16e_mask_registers): New function.
13676 (compute_frame_size): Expand the commentary before the function.
13677 Enforce the MIPS16e save and restore register range restrictions.
13678 Pad the general register save area at the low end.
13679 (mips16e_save_restore_reg, mips16e_build_save_restore)
13680 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13681 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13682 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13684 (mips_expand_prologue, mips_expand_epilogue): Handle
13685 GENERATE_MIPS16E_SAVE_RESTORE.
13686 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13688 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13690 PR tree-optimization/31966
13691 PR tree-optimization/32533
13692 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13693 "basic_block" description as its third argument. Update function
13694 calls to get destination bb from "edge" argument. Save "cond" into
13695 aux field of the edge. Update prototype for changed arguments.
13696 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13698 (find_phi_replacement_condition): Operate on incoming edges, not
13699 on predecessor blocks. If there is a condition saved in the
13700 incoming edge aux field, AND it with incoming bb predicate.
13701 Return source bb of the first edge.
13702 (clean_predicate_lists): Clean aux field of outgoing node edges.
13703 (tree_if_conversion): Do not initialize cond variable. Move
13704 variable declaration into the loop.
13705 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13706 initializations of new_stmt, arg0 and arg1 variables.
13708 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13710 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13711 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13713 2007-07-02 Richard Guenther <rguenther@suse.de>
13715 * tree-ssa.c (useless_type_conversion_p): Document
13716 future intent as defining the middle-end type system.
13717 Re-structure to call langhook last, group by type class,
13718 mark questionable parts.
13720 2007-07-02 Richard Guenther <rguenther@suse.de>
13722 * tree-flow.h (types_compatible_p): Declare.
13723 * tree-ssa.c (types_compatible_p): New function.
13724 * ipa-type-escape.c (discover_unique_type): Use
13725 types_compatible_p instead of lang_hooks.types_compatible_p.
13726 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13727 * tree-vn.c (expressions_equal_p): Likewise.
13728 * tree.c (fields_compatible_p): Likewise.
13729 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13730 (cprop_operand): Use useless_type_conversion_p instead of
13731 lang_hooks.types_compatible_p.
13732 * tree-inline.c (setup_one_parameter): Likewise.
13733 (declare_return_variable): Likewise.
13734 * tree-nrv.c (tree_nrv): Likewise.
13735 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13736 (maybe_fold_offset_to_component_ref): Likewise.
13737 (maybe_fold_offset_to_reference): Likewise.
13738 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13739 (merge_alias_info): Likewise.
13740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13741 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13742 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13743 * tree-tailcall.c (find_tail_calls): Likewise.
13744 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13745 * gimplify.c (canonicalize_addr_expr): Likewise.
13746 (fold_indirect_ref_rhs): Likewise.
13747 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13748 (cpt_same_type): Likewise.
13749 (check_pointer_types_r): Swap parameters to cpt_same_type
13751 * fold-const.c (fold_convert): Revert fix for PR15988.
13752 * tree-inline.c (setup_one_parameter): Instead fix it here by
13753 using fold_build1 instead of fold_convert and checking for
13754 error_mark_node. Convert only if the conversion is necessary.
13756 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13758 * configure.ac: Check for .gnu_attribute on Power.
13759 * configure: Regenerate.
13760 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13761 attribute for floating-point ABI.
13763 2007-07-02 Ira Rosen <irar@il.ibm.com>
13765 PR tree-optimization/32230
13766 PR tree-optimization/32477
13767 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13768 address is a constant.
13770 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13772 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13773 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13774 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13775 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13776 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13777 64-bit targets. Add support for *-elfoabi*.
13778 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13779 different settings if $(tm_defines) does not select the EABI.
13780 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13781 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13782 (MIPS_ARCH_OPTION_SPEC): Likewise.
13783 (MIPS_ISA_LEVEL_SPEC): Likewise.
13784 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13785 * config/mips/elfoabi.h: New file.
13787 2007-07-02 Richard Guenther <rguenther@suse.de>
13789 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13790 (useless_type_conversion_p): ... this.
13791 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13792 (useless_type_conversion_p): ... this.
13793 * builtins.c (fold_builtin_memory_op): Rename
13794 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13795 * tree-cfg.c (verify_expr): Likewise.
13796 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13797 * tree-ssa-ccp.c (ccp_fold): Likewise.
13798 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13799 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13801 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13802 * tree-ssa-pre.c (eliminate): Likewise.
13803 * tree-ssa.c (delete_tree_ssa): Likewise.
13804 (tree_ssa_useless_type_conversion): Likewise.
13805 * tree.c (build2_stat): Likewise.
13807 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13809 Fix PR tree-optimization/32571
13810 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13813 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13815 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13816 and other expected operations explicitly, change default to
13819 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13821 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13823 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13824 (tls_load_dot_plus_eight): Move the label number into the unspec.
13825 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13827 2007-07-01 Andreas Schwab <schwab@suse.de>
13829 * dwarf2out.c (initial_return_save): Define only if used.
13831 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13833 Unreverting Richard's Revert of:
13835 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13837 * dce.c (deletable_insn_p_1): New function, split out from...
13838 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13839 specially, not those inside PARALLELs. Remove BODY argument
13840 and adjust recursive call accordingly.
13841 (prescan_insns_for_dce): Update call to delete_insn_p.
13843 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13844 Revital Eres <eres@il.ibm.com>
13846 * ddg.c (create_ddg_all_sccs): Fix missed
13847 initialization of scc_nodes.
13849 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13851 PR middle-end/32559
13852 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13853 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13855 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13857 * configure.ac: Check for .gnu_attribute on MIPS.
13858 * configure, config.in: Regenerate.
13859 * config/mips/mips.c (mips_file_start): If supported, output
13860 attribute for floating-point ABI.
13862 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13865 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13866 (ffs_cmove): New expander to expand using ctz pattern.
13867 (*ffs_cmove): Remove pattern.
13868 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13869 (ffsdi2): Expand using ctz pattern.
13870 (*ffs_rex64): Remove pattern.
13872 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13874 PR rtl-optimization/32296
13875 * pa.md (return): Delete pattern.
13876 (return_internal): Remove "(const_int 1)" from pattern.
13877 (epilogue): Use return_internal pattern for trivial returns.
13878 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13879 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13881 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13883 * tree-ssa-pre.c (is_exception_related): New function
13884 (can_value_number_operation): Use it.
13886 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13888 Fix PR tree-optimization/32540
13889 Fix PR tree-optimization/31651
13891 * tree-ssa-sccvn.c: New file.
13893 * tree-ssa-sccvn.h: Ditto.
13895 * tree-vn.c: Include tree-ssa-sccvn.h
13896 (val_expr_paid_d): Removed.
13897 (value_table): Ditto.
13898 (vn_compute): Ditto.
13899 (val_expr_pair_hash): Ditto.
13900 (val_expr_pair_expr_eq): Ditto.
13901 (copy_vuses_from_stmt): Ditto.
13902 (vn_delete): Ditto.
13904 (shared_vuses_from_stmt): Ditto.
13905 (print_creation_to_file): Moved up.
13906 (sort_vuses): Ditto.
13907 (sort_vuses_heap): Ditto.
13908 (set_value_handle): Make non-static.
13909 (make_value_handle): Ditto.
13910 (vn_add): Rewritten to use sccvn lookups.
13911 (vn_add_with_vuses): Ditto.
13912 (vn_lookup): Ditto (and second argument removed).
13913 (vn_lookup_with_vuses): Ditto.
13914 (vn_lookup_or_add): Ditto (and second argument removed);
13915 (vn_lookup_or_add_with_vuses): Ditto.
13916 (vn_lookup_with_stmt): New.
13917 (vn_lookup_or_add_with_stmt): Ditto.
13918 (create_value_handle_for_expr): Ditto.
13920 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13921 (seen_during_translate): New function.
13922 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13923 (phi_trans_add): Ditto.
13924 (constant_expr_p): FIELD_DECL is always constant.
13925 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13926 Use constant_expr_p.
13927 Avoid infinite recursion on mutually valued expressions.
13928 Change callers of vn_lookup_or_add.
13929 (phi_translate): New function.
13930 (compute_antic_safe): Allow phi nodes.
13931 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13932 (find_or_generate_expression): Rewrite slightly.
13933 (create_expression_by_pieces): Updated for vn_lookup_or_add
13935 Update VN_INFO for new names.
13936 (insert_into_preds_of_block): Update for new names.
13937 (add_to_exp_gen): New function.
13938 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13939 (find_existing_value_expr): Rewrite to changed vn_lookup.
13940 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13941 (try_look_through_load): Removed.
13942 (try_combine_conversion): Ditto.
13943 (get_sccvn_value): New function.
13944 (make_values_for_phi): Ditto.
13945 (make_values_for_stmt): Ditto.
13946 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13948 (init_pre): Update for SCCVN changes.
13950 (execute_pre): Ditto.
13952 * tree-flow.h (make_value_handle): Declare.
13953 (set_value_handle): Ditto.
13954 (sort_vuses_heap): Ditto.
13955 (vn_lookup_or_add_with_stmt): Ditto.
13956 (vn_lookup_with_stmt): Ditto.
13957 (vn_compute): Remove.
13959 (vn_delete): Ditto.
13960 (vn_lookup): Update arguments.
13962 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13963 (tree-vn.o): Ditto.
13964 (tree-ssa-sccvn.o): New.
13965 (OBJS-common): Add tree-ssa-sccvn.o
13967 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13970 * c-typeck.c (build_external_ref): Don't mark as used if called
13972 * calls.c (rtx_for_function_call): Likewise.
13974 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13978 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13980 * dce.c (deletable_insn_p_1): New function, split out from...
13981 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13982 specially, not those inside PARALLELs. Remove BODY argument
13983 and adjust recursive call accordingly.
13984 (prescan_insns_for_dce): Update call to delete_insn_p.
13986 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13988 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13989 (try_combine): Move potential calls to undo_all() so they happen
13990 before we commit to using the combined insns.
13992 2006-06-30 Jan Hubicka <jh@suse.cz>
13994 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13997 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13999 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14000 (cgraph_remove_unreachable_nodes): Likewise.
14001 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14002 * ipa-inline.c (update_caller_keys): Cast according to the coding
14004 (cgraph_decide_recursive_inlining): Likewise.
14005 (cgraph_decide_inlining_of_small_function): Likewise.
14006 (try_inline): Likewise.
14007 (cgraph_decide_inlining_incrementally): Likewise.
14008 * ipa-pure-const.c (get_function_state): Likewise.
14009 (scan_function): Likewise.
14010 (analyze_function): Likewise.
14011 (static_execute): Likewise.
14012 * ipa-reference.c (scan_for_static_refs): Likewise.
14013 (merge_callee_local_info): Likewise.
14014 (analyze_function): Use type safe memory macros.
14015 (static_execute): Likewise. Cast according to the coding conventions.
14016 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14018 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14020 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14021 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14024 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14026 PR middle-end/30024
14027 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14028 for complex modes (both int and real).
14030 2007-06-29 Jan Hubicka <jh@suse.cz>
14032 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14034 2007-06-29 Jan Hubicka <jh@suse.cz>
14036 PR middle-end/32372
14037 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14040 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14043 * config/avr/avr.c: Include dataflow header file.
14044 (expand_prologue): Adjust for prologue insn change.
14045 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14048 2007-06-29 Richard Guenther <rguenther@suse.de>
14050 PR middle-end/32493
14051 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14052 during type verification.
14054 2007-06-29 Jan Hubicka <jh@suse.cz>
14056 * recog.c (validate_change_rtx_1): Unshare TO argument.
14058 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14060 PR tree-optimization/24659
14061 * tree-vect-transform.c (vectorizable_call): Handle
14062 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14064 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14065 * config/i386/i386.c (enum ix86_builtins)
14066 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14067 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14069 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14070 const using def_builtin_const.
14071 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14072 input operands in the same modes as the result.
14073 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14075 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14077 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14078 (df_set_dead_notes_for_mw): Likewise.
14080 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14082 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14084 2007-06-28 DJ Delorie <dj@redhat.com>
14086 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14088 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14090 * doc/invoke.texi (C++ Dialect Options): Document
14091 fvisibility-ms-compat.
14092 * c.opt (fvisibility-ms-compat): New.
14094 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14097 * tree-affine.c (aff_combination_add_elt): Handle
14098 pointer addition specially.
14100 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14102 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14103 decl is non-external for AIX ABI.
14105 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14107 * config/rs6000/predicates.md (current_file_function_operand):
14108 Ensure the symbol is non-external for AIX ABI.
14110 2007-06-28 Nick Clifton <nickc@redhat.com>
14112 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14113 (fdce, fdse, fpredictive-commoning): Likewise.
14115 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14118 * gcc.c (process_command): Recognize the new -static-libgfortran
14121 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14124 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14125 Use a call clobbered hard reg instead of a pseudo reg.
14127 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14129 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14131 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14134 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14135 REG_LIBCALL and REG_RETVAL notes.
14136 (divsi3, mulsi3): Likewise.
14137 (mulhisi3): Likewise. Use emit_libcall_block.
14138 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14140 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14142 PR rtl-optimization/32481
14143 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14145 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14147 * dce.c (deletable_insn_p_1): New function, split out from...
14148 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14149 specially, not those inside PARALLELs. Remove BODY argument
14150 and adjust recursive call accordingly.
14151 (prescan_insns_for_dce): Update call to delete_insn_p.
14153 2007-06-27 Richard Guenther <rguenther@suse.de>
14155 PR middle-end/32492
14156 * tree.h (fold_convertible_p): Declare.
14157 * fold-const.c (fold_convertible_p): New function.
14158 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14159 instead of lang_hooks.types_compatible_p.
14161 2007-06-26 Jan Hubicka <jh@suse.cz>
14163 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14164 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14165 early use validate_unshare_change.
14166 (reload_combine): Likewise.
14167 * recog.c (change_t): New field unshare.
14168 (validate_change_1): Rename from validate_change; add argument unshare.
14169 (validate_change): Turn into wrapper of validate_change_1; update
14170 prototype for bools.
14171 (validate_unshare_change): New.
14172 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14173 calls of df_insn_rescan.
14174 * recog.h (validate_change): Replace ints by bools.
14175 (validate_unshare_change): Declare.
14177 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14179 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14181 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14183 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14185 2007-06-25 Jan Hubicka <jh@suse.cz>
14187 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14189 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14190 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14191 places other call site specific checks are performed.
14193 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14196 * tree-vect-transform.c (vectorizable_operation): Convert
14197 POINTER_PLUS_EXPR over to PLUS_EXPR.
14199 2007-06-25 Chao-ying Fu <fu@mips.com>
14201 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14202 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14203 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14204 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14206 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14207 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14208 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14209 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14210 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14211 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14212 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14213 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14214 ALL_FIXED_POINT_MODE_P): New define.
14215 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14217 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14219 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14220 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14221 MODE_VECTOR_UACCUM): New mode classes.
14223 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14224 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14225 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14228 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14229 (blank_mode): Initialize ibit and fbit.
14230 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14231 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14233 (new_adjust): Change required_class to required_class_from and
14234 required_class_to for testing within a range.
14235 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14236 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14237 MODE_VECTOR_UACCUM.
14238 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14239 (make_fixed_point_mode): New.
14240 (_ADD_ADJUST): Change C to C1 and C2.
14241 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14242 use a range for machine classes.
14243 (ADJUST_IBIT, ADJUST_FBIT): New.
14244 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14246 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14247 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14248 Emit adjustment for ibit and fbit.
14249 (emit_mode_ibit, emit_mode_fbit): New.
14250 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14252 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14254 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14255 as the source of the set.
14257 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14259 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14260 FP_REGNO_P): Use IN_RANGE.
14261 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14262 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14263 (DATA_REG_P): Use DATA_REGNO_P.
14264 (FP_REG_P): Use FP_REGNO_P.
14265 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14266 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14267 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14269 2007-06-24 Jan Hubicka <jh@suse.cz>
14271 PR middle-end/30563
14272 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14274 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14276 PR middle-end/32461
14277 * fold-const.c (fold_binary): Strip nops of operand 0
14278 of BIT_NOT_EXPR before calling operand_equal_p.
14279 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14280 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14282 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14284 * doc/extend.texi: Document that dllimport and dllexport imply
14285 default visibility.
14286 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14287 imported or exported declaration, including type declarations.
14288 * c-common.c (handle_visibility_attribute): Check for conflicts
14289 with dllimport/dllexport.
14290 (c_determine_visibility): Handle dllimport/dllexport as an
14291 explicit visibility atttribute.
14293 2007-06-23 Richard Guenther <rguenther@suse.de>
14295 PR tree-optimization/16876
14296 PR middle-end/29478
14297 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14299 * tree-inline.c (initialize_inlined_parameters): Do not call
14300 lang_hooks.tree_inlining.convert_parm_for_inlining.
14301 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14302 reason for mismatched types.
14303 * gimplify.c (gimplify_call_expr): Verify the call expression
14304 arguments match the called function type signature. Otherwise
14305 mark the call expression to be not considered for inlining
14306 using CALL_CANNOT_INLINE_P flag.
14307 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14308 edges call expression.
14309 (cgraph_decide_inlining_of_small_function): Likewise.
14310 (cgraph_decide_inlining): Likewise.
14311 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14313 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14314 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14315 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14316 Remove declaration.
14317 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14318 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14320 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14321 convert_parm_for_inlining member.
14323 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14326 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14327 Remove optimization for GT.
14329 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14331 PR middle-end/32437
14332 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14334 (prescan_insns_for_dce): Add extra parameter.
14336 2007-06-23 Jan Hubicka <jh@suse.cz>
14338 PR middle-end/31541
14339 * gimplify.c (mark_addressable): New function.
14340 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14342 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14344 PR middle-end/32374
14345 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14347 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14350 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14351 moves between MMX/SSE registers to at least 8 units to prevent
14352 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14354 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14356 * config/i386/i386.c (override_options): Correct x86_sahf
14359 2007-06-21 David Daney <ddaney@avtrex.com>
14362 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14363 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14364 (exception_receiver): Renamed to ...
14365 (nonlocal_goto_receiver): ... this.
14367 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14369 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14370 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14371 partial register accesses.
14373 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14375 * fold-const.c (debug_fold_checksum): Move it under
14376 ENABLE_FOLD_CHECKING.
14378 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14380 PR middle-end/20623
14381 * tree.h (debug_fold_checksum): Declared.
14382 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14383 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14384 build_fold_addr_expr_with_type_1.
14385 (fold_addr_expr, debug_fold_checksum): New.
14386 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14387 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14388 Use fold_addr_expr.
14390 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14392 PR tree-optimization/19590
14393 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14394 of scev is a constant.
14396 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14398 * df-problems.c (df_note_bb_compute): Made computation of live
14399 info consistent with df_lr.
14401 2007-06-21 Richard Guenther <rguenther@suse.de>
14403 PR tree-optimization/32453
14404 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14405 for pointer anti-range.
14407 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14409 * config/i386/i386.c (processor_target_table): Increase maximum
14410 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14413 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14414 byte alignment if > 8 byte alignment is preferred.
14415 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14417 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14419 PR tree-optimization/31866
14420 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14421 if ASM_EXPR's input is not a SSA_NAME.
14423 PR middle-end/32362
14424 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14425 but decl is a global var, instead return decl.
14426 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14427 even for is_global_var decls, if they are private in some outer
14430 2007-06-21 Richard Guenther <rguenther@suse.de>
14432 PR tree-optimization/32451
14433 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14435 2007-06-21 Christian Bruel <christian.bruel@st.com>
14437 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14438 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14439 (push_regs): Changed saving order or banked registers.
14440 (sh_expand_epilogue): Likewise.
14441 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14442 (FIRST_BANKED_REG): Likewise.
14443 (LAST_BANKED_REG): Likewise.
14444 * config/sh/sh.md (banked) New attribute.
14445 (in_delay_slot): Check banked attribute.
14447 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14449 PR tree-optimization/32075
14450 * tree-data-ref.c (subscript_dependence_tester_1,
14451 analyze_miv_subscript, analyze_overlapping_iterations,
14452 add_distance_for_zero_overlaps, build_classic_dist_vector,
14453 subscript_dependence_tester_1, analyze_overlapping_iterations,
14454 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14455 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14456 to evolution_function_is_affine_multivariate_p.
14458 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14460 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14462 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14465 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14467 * config/m32c/prologue.md (epilogue_exitd_16): New.
14468 (epilogue_reit_16): New.
14469 (epilogue_exitd): Rename to epilogue_exitd_24.
14470 (epilogue_reit): Rename to epilogue_reit_24.
14472 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14473 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14475 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14477 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14478 if dbg_cnt (sched_insn) reaches the limit.
14479 (choose_ready): New parameter INSN_PTR and new return value.
14480 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14481 the new return value from choose_ready.
14482 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14483 (rest_of_handle_global_alloc): New global_alloc_at_func.
14485 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14487 PR tree-optimization/25737
14488 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14489 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14490 * tree-flow.h (struct fieldoff): Add new field alias_set.
14491 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14492 argument addressable_type. Set alias_set of fieldoff.
14493 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14494 (create_overlap_variables_for): Pass alias_set from fieldoff to
14496 * alias.c (get_alias_set): Use alias_set from SFT if set.
14498 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14500 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14501 of a variable as an unsigned HOST_WIDE_INT integer.
14503 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14505 PR rtl-optimization/32405
14506 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14508 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14510 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14512 PR middle-end/31959
14513 * builtins.c: Include diagnostic.h.
14514 (expand_builtin_expect): Make gcc_assert more permissive.
14515 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14517 PR inline-asm/32109
14518 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14521 PR middle-end/32285
14522 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14523 if ACCUMULATE_OUTGOING_ARGS.
14525 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14527 * config/m68hc11/m68hc11.c: Include dataflow header file.
14528 (m68hc11_reorg): Port to dataflow.
14530 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14532 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14533 (struct df_problem.free_blocks_on_set_blocks): New field.
14534 (struct dataflow.optional_p): New field.
14535 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14536 (df_live_set_all_dirty): New function.
14537 * df-scan.c (df_scan_alloc): Initialize optional_p.
14538 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14539 * df-core.c (df_set_blocks): Removed use of
14540 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14541 df_problem.free_blocks_on_set_blocks to determine which blocks are
14543 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14544 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14545 uses dataflow.optional_p to determine if problem should be
14547 (rest_of_handle_df_initialize): Only start live problem if
14549 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14550 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14551 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14552 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14553 problem_NOTE): Initialize free_blocks_on_set_blocks.
14554 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14556 (df_live_set_all_dirty, df_note_alloc): New function.
14557 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14559 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14560 * postreload.c (reload_combine): Ditto.
14561 * cse.c (cse_extended_basic_block): Ditto.
14562 * regmove.c (mark_flags_life_zones): Ditto.
14563 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14564 erase_matching_seqs): Ditto.
14565 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14566 * integrate (allocate_initial_values): Ditto.
14567 * combine.c (reg_dead_at_p): Ditto.
14568 * resource.c (mark_target_live_regs): Ditto.
14569 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14570 * config/sh/sh.c (find_r0_life_regions): Ditto.
14571 * global.c (rest_of_handle_global_alloc): Only add back df_live
14573 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14574 df_live for -O > 1.
14575 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14577 (if_convert): Make sure df_live is there at -O == 1.
14578 (pass_if_after_combine): Cleanup flags.
14579 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14580 is there at -O == 1.
14582 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14584 * config/arm/arm.c (arm_get_frame_offsets): Set
14585 offsets->locals_base to avoid negative stack size.
14586 (thumb1_expand_prologue): Assert on negative stack size.
14588 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14590 PR tree-optimization/32367
14591 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14592 of the chrec has no evolution in that loop.
14593 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14595 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14597 * config/xtensa/xtensa.c: Include "df.h".
14598 (xtensa_builtin_saveregs): Use adjust_address instead of
14600 (xtensa_va_start): Invoke make_tree with sizetype for
14601 expand_builtin_saveregs and then convert the result to a pointer.
14602 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14603 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14604 Subtract argument size from index value as integers and then use
14605 POINTER_PLUS_EXPR to add the result to the array address.
14607 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14610 * config/m32c/m32c.c: Include dataflow header file.
14611 (m32c_emit_prologue): Adjust for prologue insn change.
14612 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14613 once inside a PARALLEL. Assume frame size passed in operand 0
14614 includes space to save the fb register.
14615 (prologue_enter_24): Likewise.
14616 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14618 2007-06-19 David Daney <ddaney@avtrex.com
14621 * config/mips/mips.md (cprestore): Mark $gp as used.
14623 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14626 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14627 (frv_ifcvt_modify_insn): Likewise.
14629 2007-06-19 Richard Guenther <rguenther@suse.de>
14631 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14632 only handle positive offsets that fit in a HOST_WIDE_INT.
14634 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14636 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14637 result of rsqrt insn for zero input argument to avoid NaN.
14639 2007-06-19 Richard Guenther <rguenther@suse.de>
14641 PR middle-end/31950
14642 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14644 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14646 PR tree-optimization/32353
14647 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14649 2007-06-19 Nick Clifton <nickc@redhat.com>
14651 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14653 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14656 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14657 * config/i386/i386.c (assign_386_stack_local): Assert that
14658 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14659 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14660 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14661 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14663 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14665 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14667 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14669 PR rtl-optimization/32321
14670 * gcse.c (replace_store_insn): Update the note before
14671 calling emit_insn_after.
14673 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14675 PR middle-end/32355
14676 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14678 * df-problems.c (df_note_bb_compute): Fix dumping info.
14680 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14682 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14683 insn with emit_jump_insn.
14685 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14687 PR tree-optimization/32383
14688 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14689 * targhooks.h (default_builtin_reciprocal): Update prototype.
14690 * target.h (struct gcc_target): Update builtin_reciprocal.
14691 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14692 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14693 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14694 when fndecl is in BUILT_IN_MD class.
14695 (execute_convert_to_rsqrt): Ditto.
14697 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14698 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14699 Convert BUILT_IN_SQRTF code only when md_fn is false.
14701 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14703 * bt-load.c (move_btr_def): Fix the order of arguments
14704 to validate_replace_rtx.
14706 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14708 * config/m68k/m68k-devices.def: Add 54450..54455.
14710 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14712 PR rtl-optimization/32366
14713 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14714 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14717 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14719 PR middle-end/32349
14720 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14721 this is true, rescan insn being modified.
14722 (sms_schedule): Added rescan parameter.
14723 (rest_of_handle_sms): Moved freeing of dominance info to before
14724 getting out of cfg_layout.
14726 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14728 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14729 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14732 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14733 FL_CF_EMAC from the entry for isac.
14735 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14736 (const_sibcall_operand): New.
14737 (sibcall_operand): Use it.
14738 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14739 (m68k_isas): ISAC does not imply FPU or EMAC.
14740 (override_options): Add ISA_C logic for symbolic jump & call.
14742 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14744 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14745 return mode from the builtin itself.
14746 (sparc_fold_builtin): Fix cast of zero constant.
14748 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14750 * targhooks.c (default_builtin_reciprocal): New default target hook.
14751 * targhooks.h (default_builtin_reciprocal): Add prototype.
14752 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14753 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14754 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14755 default_builtin_reciprocal.
14757 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14759 PR middle-end/31723
14760 * hooks.c (hook_tree_tree_bool_null): New hook.
14761 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14762 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14763 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14764 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14765 and convert it to reciprocal a*rfunc(b).
14766 (execute_convert_to_rsqrt): New function.
14767 (gate_convert_to_rsqrt): New function.
14768 (pass_convert_to_rsqrt): New pass definition.
14769 * target.h (struct gcc_target): Add builtin_reciprocal.
14770 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14771 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14772 TARGET_BUILTIN_RECIPROCAL.
14773 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14775 * config/i386/i386.h (TARGET_RECIP): New define.
14776 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14777 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14778 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14779 and not optimizing for size.
14780 (*rcpsf2_sse): New insn pattern.
14781 (*rsqrtsf2_sse): Ditto.
14782 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14783 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14784 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14785 and not optimizing for size.
14786 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14787 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14788 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14789 and not optimizing for size.
14790 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14791 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14792 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14793 and not optimizing for size.
14794 (*sse_rsqrtv4sf2): Do not export.
14795 (sqrtv4sf2): Ditto.
14796 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14797 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14798 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14799 and not optimizing for size.
14800 (sqrtv4sf2): Ditto.
14801 * config/i386/i386.opt (mrecip): New option.
14802 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14803 (ix86_emit_swsqrtsf): Ditto.
14804 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14805 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14806 builtin definition.
14807 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14808 ix86_expand_unop1_builtin.
14809 (ix86_emit_swdivsf): New function.
14810 (ix86_emit_swsqrtsf): Ditto.
14811 (ix86_builtin_reciprocal): New function.
14812 (TARGET_BUILTIN_RECIPROCAL): Use it.
14813 (ix86_vectorize_builtin_conversion): Rename from
14814 ix86_builtin_conversion.
14815 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14816 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14817 "i386 and x86_64 Options" section.
14818 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14820 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14821 Zdenek Dvorak <dvorakz@suse.cz>
14822 Richard Guenther <rguenther@suse.de>
14823 Kaz Kojima <kkojima@gcc.gnu.org>
14825 * tree-vrp.c (compare_values_warnv): Convert val2 to
14827 (extract_range_from_assert): Create
14828 POINTER_PLUS_EXPR for pointer types.
14829 (extract_range_from_binary_expr): Handle
14830 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14832 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14833 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14834 POINTER_PLUS_EXPR as PLUS_EXPR.
14835 (number_of_iterations_lt_to_ne):
14836 For pointer types, use sizetype when
14837 creating MINUS_EXPR/PLUS_EXPRs.
14838 (assert_loop_rolls_lt): For pointer types, use sizetype when
14839 creating MINUS_EXPR/PLUS_EXPRs.
14840 (number_of_iterations_le): Likewise.
14841 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14842 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14843 like PLUS_EXPR and MINUS_EXPR.
14844 * tree-pretty-print.c (dump_generic_node): Handle
14846 (op_prio): Likewise.
14847 (op_symbol_1): Likewise.
14848 * optabs.c (optab_for_tree_code): Likewise.
14849 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14851 * tree-tailcall.c (process_assignment): Mention
14852 POINTER_PLUS_EXPR in a TODO comment.
14853 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14854 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14855 not used with a pointer and an integer type.
14856 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14857 increment using chrec_convert_rhs instead of chrec_convert.
14858 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14859 PLUS_EXPR except for the right hand side's type will be
14861 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14862 (fold_used_pointer_cast): Kill.
14863 (pointer_offset_p): Kill.
14864 (fold_used_pointer): Kill.
14865 (pointer_used_p): Kill.
14866 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14867 call fold_used_pointer.
14868 (instantiate_parameters_1): Convert the increment
14869 using chrec_convert_rhs instead of chrec_convert.
14870 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14871 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14872 instead of PLUS_EXPR.
14873 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14874 PLUS_EXPR for pointers.
14875 (std_gimplify_va_arg_expr): Likewise.
14876 (fold_builtin_memory_op): Likewise.
14877 (fold_builtin_strstr): Likewise.
14878 (fold_builtin_strchr): Likewise.
14879 (fold_builtin_strrchr): Likewise.
14880 (fold_builtin_strpbrk): Likewise.
14881 (expand_builtin_memory_chk): Likewise.
14882 (fold_builtin_memory_chk): Likewise.
14883 (std_expand_builtin_va_start): Use
14884 sizetype for the call to make_tree and then convert
14885 to the pointer type.
14886 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14887 instead of PLUS_EXPR for adding to a pointer.
14888 (std_gimplify_va_arg_expr): Use fold_build2 for
14889 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14890 the operands to sizetype first and then cast the BIT_AND_EXPR
14891 back to the pointer type.
14892 * fold-const.c (build_range_check): Handle pointer types
14894 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14895 of PLUS_EXPR's. Make sure the offset is converted to
14897 (try_move_mult_to_index): Strip the NOPs from the offset.
14898 Remove code argument and replace all uses with PLUS_EXPR.
14899 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14900 specially. Don't use a pointer type for MINUS_EXPR.
14901 (fold_unary): Handle for (T1)(X op Y),
14902 only p+ as that is the only as that can be handled for
14903 binary operators now.
14904 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14906 <case PLUS_EXPR>: Add folding of PTR+INT into
14908 Don't call try_move_mult_to_index.
14909 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14910 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14911 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14912 Don't call try_move_mult_to_index.
14913 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14914 (tree_expr_nonzero_p): Likewise.
14915 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14916 of PLUS_EXPR for the complex expression folding.
14917 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14918 first chrec is a pointer type, then the second should
14919 be sizetype and not the first's type.
14920 For POINTER_PLUS_EXPR, use a different right hand side type.
14921 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14922 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14923 different right hand side type.
14924 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14925 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14926 instead of PLUS_EXPR.
14927 When either operand is zero, convert the other operand.
14928 (chrec_apply): Use chrec_convert_rhs
14929 on the argument x instead of chrec_convert.
14930 (reset_evolution_in_loop): For pointer types, the new_evol
14931 should be sizetype.
14932 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14933 different right hand side type.
14934 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14935 (chrec_convert_rhs): New function.
14936 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14937 different right hand side type.
14938 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14939 * tree-chrec.h (chrec_convert_rhs): New prototype.
14940 (build_polynomial_chrec): For pointer types, the right hand
14941 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14942 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14943 Remove subtraction case as it is always addition now.
14944 Make sure the offset is converted to sizetype.
14945 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14946 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14947 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14948 PLUS_EXPR in pointer type.
14949 Handle POINTER_PLUS_EXPR.
14950 (tree_to_aff_combination): Likewise.
14951 (force_expr_to_var_cost): Likewise.
14952 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14953 instead of PLUS_EXPR for pointers.
14954 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14955 instead of PLUS_EXPR of pointer types.
14956 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14958 (check_va_list_escapes): Likewise.
14959 (check_all_va_list_escapes): Likewise.
14960 * dwarf2out.c (loc_descriptor_from_tree_1):
14961 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14962 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14963 (string_constant): Likewise.
14964 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14965 the offset to the base, use POINTER_PLUS_EXPR.
14966 (add_to_parts): Convert the index to sizetype.
14967 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14968 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14969 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14970 Offset only holds something for PLUS_EXPR.
14971 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14973 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14975 (analyze_accesses_for_modify_stmt): Likewise.
14976 Remove comment about the type being integral type as it is
14978 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14980 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14982 Correct the type which the artimentic is done in (is now
14985 * tree-data-ref.c (split_constant_offset): Handle
14987 * tree-affine.c (tree_to_aff_combination): Likewise.
14988 * c-typeck.c (build_unary_op): For pointers create the increment
14989 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14991 * gimplify.c (gimplify_self_mod_expr): Create a
14992 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14993 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14994 * tree.def (POINTER_PLUS_EXPR): New tree code.
14995 * tree-predcom.c (ref_at_iteration): If we have a pointer
14996 type do the multiplication in sizetype.
14997 * tree-mudflap.c (mf_xform_derefs_1): Create a
14998 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14999 * tree-ssa-forwprop.c
15000 (forward_propagate_addr_into_variable_array_index):
15001 Don't expect there to be a cast for the index as that
15002 does not exist anymore.
15003 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15004 instead of PLUS_EXPR.
15005 Don't check for the first operand of the POINTER_PLUS_EXPR
15006 was the index as it cannot be.
15007 Call forward_propagate_addr_into_variable_array_index with
15008 the SSA_NAME instead of the statement.
15009 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15010 (compare_constant): Likewise.
15011 (copy_constant): Likewise.
15012 (compute_reloc_for_constant): Likewise.
15013 (output_addressed_constants): Likewise.
15014 (initializer_constant_valid_p): Likewise.
15015 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15016 Convert the MIN/MAX of the inner type to the outer
15017 type before comparing them.
15018 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15019 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15020 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15021 of PLUS_EXPR for pointers.
15022 * tree-inline.c (estimate_num_insns_1): Handle
15024 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15025 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15026 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15027 instead of PLUS_EXPR for the pointer increment statement.
15028 (vect_update_ivs_after_vectorizer): For pointer types, create
15029 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15030 MULT_EXPR in sizetype.
15031 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15033 * tree-object-size.c (plus_expr_object_size): Handle
15034 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15035 code which is trying to figure out which side is a pointer and
15037 (check_for_plus_in_loops_1): Likewise.
15038 (check_for_plus_in_loops): Likewise.
15039 * c-common.c (pointer_int_sum): Create a
15040 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15041 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15042 only POINTER_PLUS_EXPR. Removing all the extra
15043 code which is trying to figure out which side is a pointer and
15045 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15046 PLUS_EXPR and MINUS_EXPR.
15047 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15049 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15050 with make_tree, instead of a pointer type.
15051 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15052 for pointers instead of PLUS_EXPR.
15053 (s390_gimplify_va_arg): Likewise.
15054 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15055 instead of PLUS_EXPR when doing addition on pointer
15056 types. Use sizetype for the second operand.
15057 (spu_gimplify_va_arg_expr): Likewise.
15058 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15059 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15060 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15061 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15062 for the pointer addition and also use size_int/sizetype
15064 (ix86_gimplify_va_arg): Likewise.
15065 Perform BIT_AND_EXPR on sizetype arguments.
15066 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15067 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15068 for the pointer additions and also use size_int for the offsets.
15069 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15070 additions and also use size_int for the offsets. Perform
15071 BIT_AND_EXPR on sizetype arguments.
15072 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15073 POINTER_PLUS_EXPR for pointers and create the
15074 BIT_AND_EXPR in sizetype.
15075 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15076 instead of PLUS_EXPR for pointer addition.
15077 (rs6000_va_start): Likewise.
15078 Also use sizetype for the offset.
15079 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15080 as PLUS_EXPR/MINUS_EXPR.
15081 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15082 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15083 Don't use BIT_AND_EXPR on a pointer type, convert the
15084 expression to sizetype first.
15085 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15087 (mips_gimplify_va_arg_expr): Likewise.
15088 Don't create BIT_AND_EXPR in a pointer type.
15090 2007-06-15 Eric Christopher <echristo@apple.com>
15092 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15093 (x86_64-*-darwin*): Ditto.
15094 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15097 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15099 * doc/extend.texi: Document behavior of __attribute__((aligned))
15102 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15104 * rtlanal.c (note_stores): Improve documentation.
15106 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15108 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15109 LOCAL_LABEL_PREFIX): Delete.
15110 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15111 (bfin_internal_label): Delete.
15113 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15115 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15116 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15117 otherwise define to LIBGCC2_TF_CEXT.
15118 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15119 (LIBGCC_TF_CEXT): Ditto.
15122 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15124 PR rtl-optimization/32339
15125 * df-scan.c (df_uses_record): Don't modify flags but just add to
15126 it for df_ref_record.
15128 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15130 * tree-mudflap.c: Fix whitespace issues.
15132 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15134 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15136 2007-06-14 Eric Christopher <echristo@apple.com>
15138 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15139 (movv4sf): Use gcc_unreachable instead of abort.
15141 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15144 * config/i386/sfp-machine.h (CMPtype): New define.
15145 (mach stubs): Use CMPtype instead of int as a return type.
15147 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15149 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15150 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15151 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15152 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15153 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15154 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15155 config/soft-fp/soft-fp.h: Update from glibc CVS.
15157 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15159 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15161 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15164 * config/v850/v850.c: Include dataflow header file.
15165 (substitute_ep_register): Fix typo.
15167 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15169 * configure.ac: Fix earlier checkin.
15170 * configure: Regenerated.
15172 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15174 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15175 * aclocal.m4: Regenerate.
15176 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15177 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15178 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15179 * configure: Regenerate.
15180 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15182 * Makefile.in (quickstrap): Build libgcc too.
15184 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15186 * configure.ac: Add --enable-checking=df. Explicitly mention that
15187 the variables are initialized as for "release".
15188 * df-core.c: Use it.
15189 * configure: Regenerate.
15190 * config.in: Regenerate.
15192 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15194 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15195 validate_replace_rtx instead of replace_rtx.
15196 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15198 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15200 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15201 (DWARF2_UNWIND_INFO): Override default if configured with
15203 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15204 (ENDFILE_SPEC): Add crtend.o.
15205 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15206 (ENDFILE_SPEC): Add crtend.o.
15207 (TARGET_USE_JCR_SECTION): Define.
15208 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15210 * config/i386/cygming-crtbegin.c: New file.
15211 * config/i386/cygming-crtend.c: New file.
15213 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15215 * config/i386/w32-unwind.h: New file.
15217 2007-06-13 Eric Christopher <echristo@apple.com>
15219 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15220 the user set a value below STACK_BOUNDARY.
15222 2007-06-13 Thiemo Seufer <ths@networkno.de>
15224 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15225 imply -lpthread for -pthread.
15227 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15229 * basic-block.h: Remove the prototype for
15230 free_basic_block_vars.
15231 * cfglayout.h: Remove the prototype for
15232 insn_locators_initialize.
15233 * tree.h: Remove the prototype for emit_line_note.
15235 * tree-ssa-pre.c (mergephitemp): Remove.
15236 (init_pre): Don't use mergephitemp.
15238 2007-06-13 Eric Christopher <echristo@apple.com>
15240 * config/i386/i386.c (override_options): If we've specified
15241 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15243 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15245 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15248 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15250 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15251 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15252 (eh_store_handler): New pattern.
15253 (eh_return): Emit it instead of a plain move.
15255 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15257 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15258 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15259 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15262 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15264 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15265 (find_next_insn_start, find_load): New functions.
15266 (bfin_reorg): Use them to deal with the fact that parallel insns are
15267 no longer represented as a SEQUENCE.
15269 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15271 * config/sparc/sparc.c (sparc_override_options): Initialize
15272 fpu mask correctly.
15274 2007-06-13 Dave Korn <dave.korn@artimi.com>
15276 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15279 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15281 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15282 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15283 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15284 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15285 tree-vect-transform.c: Fix comment typos. Follow spelling
15288 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15290 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15291 to the exit block use set.
15292 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15293 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15294 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15296 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15298 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15299 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15300 to indicate an error.
15301 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15303 (dbg_cnt_process_opt): Print an error on a bad argument.
15304 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15305 * common.opt (-fdbg-cnt-list): New.
15306 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15308 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15310 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15311 flag on ref-all pointers.
15313 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15315 PR middle-end/31579
15316 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15317 for the offset with the modifier as EXPAND_INITIALIZER
15318 if the modifier is EXPAND_INITIALIZER.
15319 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15320 a register if we had an overflow.
15322 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15324 * real.c (real_isfinite): New.
15325 (real_sqrt): Use it.
15326 * real.h (real_isfinite): New.
15327 * builtins.c: Use it.
15329 2007-06-12 Ian Lance Taylor <iant@google.com>
15330 Daniel Berlin <dberlin@dberlin.org>
15333 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15334 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15335 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15336 (DECL_NO_TBAA_P): Define.
15337 (struct tree_decl_common): Add no_tbaa_flag field.
15338 * tree-ssa-structalias.c (struct variable_info): Add
15339 no_tbaa_pruning field.
15340 (new_var_info): Initialize no_tbaa_pruning field.
15341 (unify_nodes): Copy no_tbaa_pruning field.
15342 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15343 (dump_solution_for_var): Print no_tbaa_pruning flag.
15344 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15346 (compute_tbaa_pruning): New static function.
15347 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15348 Call compute_tbaa_pruning.
15349 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15350 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15351 * gimple-low.c (lower_stmt): Likewise.
15352 * tree-gimple.c (is_gimple_stmt): Likewise.
15353 * tree-ssa-operands.c (get_expr_operands): Likewise.
15354 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15355 * tree-inline.c (estimate_num_insns_1): Likewise.
15356 (copy_result_decl_to_var): Likewise.
15357 * expr.c (expand_expr_real_1): Likewise.
15358 * tree-pretty-print.c (dump_generic_node): Likewise.
15359 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15360 * omp-low.c (omp_copy_decl_2): Likewise.
15361 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15362 * doc/c-tree.texi (Expression trees): Document
15363 CHANGE_DYNAMIC_TYPE_EXPR.
15365 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15367 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15368 with !HONOR_NANS and !HONOR_INFINITIES.
15369 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15371 2007-06-12 Tristan Gingold <gingold@adacore.com>
15373 * gcov.c: Comments updated.
15374 (source_info): Add file_time field.
15375 (source_index): New variable.
15376 (mutiple_files): New variable.
15377 (generate_results): New function extracted from process_file.
15378 (process_file): Save and restore chain of functions, generate
15379 results and free structures only if not merging results.
15380 (release_structures): File names are now freed in create_file_names
15381 (create_file_names): Free previous file names.
15382 (find_source): File date is now read here and modifications in
15383 source files is checked here.
15384 (read_graph_file): Only reverse order of functions for the current
15386 (make_gcov_file_name): Do not generate long names if input_name is
15388 (output_lines): If merging results do not display graph, data and
15390 Checking source file modification is done in find_source.
15392 * doc/gcov.texi: Append an s to sourcefile.
15394 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15396 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15397 (forced_nop): New pattern.
15398 * config/bfin/bfin.c: Include "df.h".
15399 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15400 (bfin_discover_loop): Use df_get_live_in instead of
15401 global_live_at_start.
15402 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15403 df_analyze when done.
15404 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15405 the insns. Use QImode for the final insn in a bundle. Call
15406 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15408 (reorder_var_tracking_notes): New function.
15409 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15410 update_life_info. Call df_analyze after scheduling and bundle
15411 generation. Call reorder_var_tracking_notes if generating these
15412 notes. Call df_finish_pass at the end.
15414 2007-06-12 Dirk Mueller <dmueller@suse.de>
15416 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15417 a comparison, not an assignment.
15419 2007-06-12 Olivier Hainque <hainque@adacore.com>
15421 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15422 Request walking the subtrees only, leaving the current is_lhs/val_only
15424 (convert_non_local_reference): Likewise.
15426 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15428 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15430 2007-06-12 Richard Guenther <rguenther@suse.de>
15432 PR tree-optimization/15353
15433 PR tree-optimization/31657
15434 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15435 * timevar.def: Add TV_TREE_IFCOMBINE.
15436 * tree-pass.h (pass_tree_ifcombine): Declare.
15437 * tree-ssa-ifcombine.c: New file.
15438 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15439 * tree-flow.h (blocks_in_phiopt_order): Declare.
15440 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15441 (tree-ssa-ifcombine.o): New dependencies.
15443 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15445 PR rtl-optimization/32293
15446 * combine.c (simplify_if_then_else): Truncate return from
15447 nonzero_bits() to correct mode.
15449 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15451 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15452 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15454 2007-06-11 Diego Novillo <dnovillo@google.com>
15456 * Makefile.in (reload1.o-warn): Remove.
15458 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15460 * combine.c (subst): Use reg_overlap_mentioned_p
15461 instead of comparing register numbers directly.
15463 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15465 * reload1.c (mark_home_live_1): Use the mode parameter.
15467 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15469 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15470 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15472 * df-core.c: Ditto.
15474 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15476 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15478 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15480 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15481 from integer registers.
15482 (FP mode splitters): Handle TFmode.
15484 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15486 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15487 for ref-all pointers that point-to anything.
15489 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15491 * config/arm/arm.c (arm_output_dwarf_dtprel,
15492 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15494 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15496 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15497 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15500 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15502 * tree.c (signed_or_unsigned_type_for): New.
15503 (unsigned_type_for): Use signed_or_unsigned_type_for.
15504 (signed_type_for): Use signed_or_unsigned_type_for.
15505 * tree.h (signed_or_unsigned_type_for): New.
15506 (get_signed_or_unsigned_type): Remove.
15507 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15508 lang_hooks.types.signed_type
15509 (size_diffop): Likewise.
15510 (all_ones_mask_p): Likewise.
15511 (build_range_check): Likewise.
15512 (fold_cond_expr_with_comparison): Likewise.
15513 (fold_cond_expr_with_comparison): Likewise.
15514 (unextend): Likewise.
15515 (extract_muldiv_1): Likewise.
15516 (fold_single_bit_test_into_sign_test): Likewise.
15517 (fold_binary): Likewise.
15518 (fold_ternary): Likewise.
15519 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15520 instead of get_signed_or_unsigned_type.
15521 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15522 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15523 * expr.c (signed_or_unsigned_type_for): Use
15524 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15525 * langhooks.c (get_signed_or_unsigned_type): Remove.
15526 (lhd_signed_or_unsigned_type): Remove.
15527 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15528 signed_or_unsigned_type.
15529 (lhd_signed_or_unsigned_type): Remove.
15530 * expmed.c (make_tree): Use signed_type_for instead of
15531 lang_hooks.types.signed_type.
15532 * c-common.c (same_scalar_type_ignoring_signedness): Use
15533 c_common_signed_type instead of lang_hooks.types.signed_type.
15534 (c_common_unsigned_type): New.
15535 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15536 (shorten_compare): Use c_common_unsigned_type instead of
15537 c_common_signed_or_unsigned_type.
15538 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15540 * convert.c (convert_to_integer): Use signed_type_for instead of
15541 lang_hooks.types.signed_type.
15542 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15543 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15544 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15545 * c-format.c (check_format_types): Use c_common_unsigned_type
15546 instead of unsigned_type_for.
15547 * c-decl.c (groakdeclarator): Likewise.
15548 * c-typeck.c (convert_for_assignment): Likewise.
15549 * c-common.h (c_common_unsigned_type): New.
15551 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15554 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15555 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15557 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15559 PR middle-end/32279
15560 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15561 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15563 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15564 Sebastian Pop <sebpop@gmail.com>
15566 * lambda-code.c (remove_iv): New.
15567 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15569 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15571 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15572 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15573 * tree-ssa-loop-prefetch.c: Include optabs.h.
15574 (FENCE_FOLLOWING_MOVNT): New macro.
15575 (struct mem_ref): Add independent_p and storent_p fields.
15576 (record_ref): Initalize the new fields.
15577 (gather_memory_references_ref): Return true if the reference
15579 (gather_memory_references): Check whether all memory accesses
15580 in loop were recorded.
15581 (should_issue_prefetch_p): Return false for nontemporal stores.
15582 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15583 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15584 (determine_loop_nest_reuse): Detect independent memory references.
15585 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15586 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15587 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15588 * config/i386/i386.h (x86_mfence): Declare.
15589 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15590 * config/i386/i386.c (x86_mfence): New variable.
15591 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15593 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15594 * optabs.c (init_optabs): Initialize storent_optab.
15595 * optabs.h (enum optab_index): Add OTI_storent.
15596 (storent_optab): Declare.
15597 * genopinit.c (optabs): Add initialization for storent_optab.
15598 * tree.h (MOVE_NONTEMPORAL): New macro.
15599 * expr.c (expand_assignment, store_expr, store_constructor_field,
15600 store_constructor, store_field, expand_expr_real_1): Propagate
15601 nontemporality of the expanded store.
15602 (emit_storent_insn): New function.
15603 * expr.h (expand_assignment, store_expr): Declaration changed.
15604 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15605 to expand_assignment.
15606 * stmt.c (expand_asm_expr): Ditto.
15607 * calls.c (initialize_argument_information): Pass false as
15608 nontemporality to store_expr.
15609 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15612 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15614 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15616 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15618 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15620 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15621 and allow DECL_P here.
15623 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15625 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15626 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15627 track of the size of the expression.
15628 * cfghooks.c (merge_blocks): Remove block from loops structure only
15629 after call of the merge_blocks hook.
15631 2007-06-09 Tom Tromey <tromey@redhat.com>
15633 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15634 (deprecated_state): Removed.
15635 (start_decl): Update.
15636 (enum deprecated_states): Moved earlier.
15637 (groktypename): Update.
15638 (push_parm_decl): Likewise.
15639 (grokfield): Likewise.
15640 (start_function): Likewise.
15642 2007-06-09 Ian Lance Taylor <iant@google.com>
15644 PR tree-optimization/32169
15645 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15646 CONVERT_EXPR, check whether min and max both converted to an
15647 overflow infinity representation.
15649 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15651 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15652 not inserted on the edge.
15654 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15656 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15657 instructions if they are supported.
15658 (__divsi3, __umodsi3, __modsi3): Likewise.
15659 (__ashldi3, __ashrdi3, __lshrdi3): New.
15660 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15662 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15663 Tony Linthicum <tony.linthicum@amd.com>
15665 * doc/invoke.texi: Add fvect-cost-model flag.
15666 * common.opt (fvect-cost-model): New flag.
15667 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15668 cost fields in stmt_vec_info struct for STMT.
15669 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15670 fields in stmt_vec_info struct and access functions for the same.
15671 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15672 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15673 load, store and vector to scalar operation.
15674 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15675 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15676 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15677 (TARG_VEC_STORE_COST): Define cost of vector store.
15678 (vect_estimate_min_profitable_iters): Define new function.
15679 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15680 check to evaluate if loop iterations are less than minimum profitable
15681 iterations determined by cost model or minimum vect loop bound defined
15682 by user, whichever is more conservative.
15683 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15684 run-time check to evaluate if loop iterations are less than minimum
15685 profitable iterations determined by cost model or minimum vect loop
15686 bound defined by user, whichever is more conservative.
15687 (vect_estimate_min_profitable_iterations): New function to estimate
15688 mimimimum iterartions required for vector version of loop to be
15689 profitable over scalar version.
15690 (vect_model_reduction_cost): New function.
15691 (vect_model_induction_cost): New function.
15692 (vect_model_simple_cost): New function.
15693 (vect_cost_strided_group_size): New function.
15694 (vect_model_store_cost): New function.
15695 (vect_model_load_cost): New function.
15696 (vectorizable_reduction): Call vect_model_reduction_cost during
15698 (vectorizable_induction): Call vect_model_induction_cost during
15700 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15701 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15702 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15703 vectorizable_promotion, vectorizable_demotion): Call
15704 vect_model_simple_cost during analysis phase.
15706 2007-06-08 Simon Baldwin <simonb@google.com>
15708 * reg-stack.c (get_true_reg): Readability change. Moved default case
15709 label into direct switch statement scope.
15711 2007-06-08 Simon Baldwin <simonb@google.com>
15713 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15714 in gcc_assert() with '==' comparison.
15716 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15718 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15719 TARGET_ABM handling of x86_popcnt variable.
15721 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15723 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15724 __builtin_copysignq and __builtin_infq built-in functions.
15726 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15728 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15729 SSE4.2 section. Correct built-in function names in SSE4A section.
15731 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15733 PR tree-optimization/32243
15734 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15735 for ncopies after ratio check between nunits_out and nunits_in.
15736 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15738 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15740 PR tree-optimization/32224
15741 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15742 vectorization upon a non GIMPLE_MODIFY_STMT.
15744 2007-06-08 Christian Bruel <christian.bruel@st.com>
15747 * config/sh/sh.md (doloop_end): New pattern and splitter.
15748 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15750 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15752 PR middle-end/32209
15753 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15755 (verify_dominators): Do not change dominance tree.
15757 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15759 * config/sh/constraints.md: New file.
15760 * config/sh/sh.c: Include tm-constrs.h.
15761 (reg_class_from_letter): Remove.
15762 (prepare_cbranch_operands): Use satisfies_constraint_*
15763 function instead of macro.
15764 (andcosts, broken_move, sh_secondary_reload): Likewise.
15765 * config/sh/predicates.md (trapping_target_operand): Likewise.
15766 (and_operand, arith_operand, arith_reg_or_0_operand,
15767 cmp_operand, logical_operand, target_operand,
15768 ua_address_operand, ua_offset, xor_operand): Likewise.
15769 * config/sh/sh.md: Include constraints.md.
15770 (*movsicc_t_false): Use satisfies_constraint_* function
15772 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15773 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15774 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15775 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15776 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15777 (REG_CLASS_FROM_CONSTRAINT): Remove.
15778 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15779 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15780 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15781 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15782 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15783 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15784 function instead of macro.
15785 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15786 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15787 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15788 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15789 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15790 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15791 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15792 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15793 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15794 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15795 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15796 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15797 EXTRA_CONSTRAINT_STR): Likewise.
15798 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15800 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15802 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15804 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15807 * c-common.h (flag_cpp0x): Replaced by...
15808 (cxx_dialect): ... this new variable specifying the C++ dialect that
15810 * c-common.c (flag_cpp0x): Removed.
15811 (cxx_dialect): Defined.
15812 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15814 * c-opts.c (c_common_post_options): Likewise.
15815 (set_std_cxx98): Set cxx_dialect to cxx98.
15816 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15818 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15819 Hui-May Chang <hm.chang@apple.com>
15821 * doc/invoke.texi (Darwin Options): Update documentation for
15822 -mmacosx-version-min.
15823 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15824 * config/darwin-driver.c: New file.
15825 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15826 * config/t-darwin (darwin-driver.o): New rule.
15828 * config/darwin-c.c (version_as_macro): Ignore low digit.
15830 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15833 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15834 (CSGNMODE): New mode macro.
15835 (CSGNVMODE): New mode attribute.
15836 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15837 expander using CSGNMODE mode macro. Handle TFmode.
15838 (copysign<mode>3_const): Rename from copysignsf3_const and
15839 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15841 (copysign<mode>3_var): Rename from copysignsf3_var and
15842 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15844 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15845 mode macro. Handle TFmode.
15846 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15847 (iortf3, *iortf3): Ditto.
15848 (xortf3, *xortf3): Ditto.
15849 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15850 TFmode and TImode masks.
15851 (ix86_expand_copysign): Expand TFmode copysign insn.
15852 (IX86_BUILTIN_INFQ): New.
15853 (IX86_BUILTIN_FABSQ): Ditto.
15854 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15855 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15856 [__builtin_fabsq]: Ditto.
15857 [__builtin_copysignq]: Ditto.
15858 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15859 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15860 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15861 ix86_expand_binop_builtin().
15863 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15865 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15867 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15870 * rtl.h (push_to_sequence2): New.
15871 * emit-rtl.c (push_to_sequence2): New.
15872 * function.c (assign_parm_data_all): Add new fields.
15873 (assign_parm_setup_block): Call push_to_sequence2 instead of
15875 (assign_parm_setup_reg): Ditto.
15876 (assign_parm_setup_stack): Ditto.
15877 (assign_parms_unsplit_complex): Ditto.
15878 (assign_parms): Change field name.
15880 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15882 PR tree-optimization/32220
15883 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15884 phi node is reached before defining statement.
15886 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15889 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15890 after changing the right hand side of the assignment.
15892 2007-06-06 Eric Christopher <echristo@apple.com>
15894 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15895 (x86_64-*-darwin*): Ditto.
15896 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15897 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15899 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15901 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15902 coding conventions.
15903 (add_key): Likewise.
15904 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15905 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15907 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15909 (add_cost_one_coalesce): Likewise.
15910 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15911 variable names. Rename orig to orig_name for consistency.
15912 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15913 coding conventions.
15914 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15916 (record_equivalences_from_stmt): Likewise.
15917 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15918 the coding conventions.
15919 (memory_ssa_name_same): Likewise.
15920 (dse_optimize_stmt): Likewise.
15921 (dse_record_phis): Likewise.
15922 (dse_finalize_block): Likewise.
15923 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15924 keywords as variable names.
15925 (may_move_till): Cast according to the coding conventions.
15926 (force_move_till_expr): Avoid using C++ keywords as variable names.
15927 (force_move_till): Cast according to the coding conventions.
15928 (memref_hash): Likewise.
15929 (memref_eq): Likewise.
15930 (gather_mem_refs_stmt): Likewise.
15931 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15932 using C++ keywords as variable names.
15933 (idx_find_step): Cast according to the coding conventions.
15934 (idx_record_use): Likewise.
15935 (find_depends): Likewise.
15936 (prepare_decl_rtl): Likewise.
15937 (mbc_entry_hash): Likewise.
15938 (mbc_entry_eq): Likewise.
15939 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15940 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15941 (idx_infer_loop_bounds): Cast according to the coding conventions.
15942 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15943 * tree-ssa-math-opts.c (occ_new ): Likwise.
15944 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15946 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15948 (add_use_op): Likewise.
15949 (add_vop): Likewise.
15950 (add_vuse_op): Likewise.
15951 (add_vdef_op): Likewise.
15952 (get_expr_operands): Likewise.
15953 (push_stmt_changes): Use type safe memory macros.
15954 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15955 keywords as variable names.
15956 (conditional_replacement): Likewise.
15957 (minmax_replacement): Likewise.
15958 (abs_replacement): Likewise.
15959 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15960 coding conventions.
15961 (insert_fake_stores): Avoid using C++ keywords as variable names.
15962 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15964 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15965 (heapvar_insert): Use type safe memory macros.
15966 (new_var_info): Cast according to the coding conventions.
15967 (new_constraint): Likewise.
15968 (remove_preds_and_fake_succs): Use type safe memory macros.
15969 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15971 (thread_single_edge): Likewise.
15972 (thread_through_loop_header): Likewise.
15974 2007-06-06 Eric Christopher <echristo@apple.com>
15976 * config/i386/i386.c (override_options): Move handling
15977 of TARGET_SUBTARGET* earlier.
15979 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15981 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15984 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15986 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15987 emited outside of basic block.
15988 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15989 the created blocks.
15990 * rtl.h (delete_insn_chain): Declaration changed.
15991 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15993 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15994 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15995 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15996 to delete_insn_chain.
15997 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15998 do not have bb field set.
15999 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16001 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16002 * cfgcleanup.c (try_optimize_cfg): Ditto.
16004 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16006 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16007 (lambda_body_vector_new): Use type safe memory macros.
16008 (lambda_linear_expression_new): Likewise.
16009 (lambda_loopnest_new): Likewise.
16010 (lambda_lattice_new): Likewise.
16011 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16012 conventions. Use type safe memory macros.
16013 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16014 (lambda_body_vector_s): Likewise.
16015 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16016 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16018 2007-06-06 Richard Guenther <rguenther@suse.de>
16020 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16021 if we need to schedule cfg_cleanup.
16022 (tree_ssa_forward_propagate_single_use_vars): Do so.
16024 2007-06-06 Ian Lance Taylor <iant@google.com>
16026 * fold-const.c (merge_ranges): If range_successor or
16027 range_predecessor fail, just return 0.
16029 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16031 PR tree-optimization/32216
16032 * tree-vectorizer.c (supportable_widening_operation): Determine
16033 signedness of FIX_TRUNC_EXPR from output operand.
16034 (supportable_narrowing_operation): Ditto.
16035 * tree-vect-generic.c (expand_vector_operations_1): Determine
16036 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16037 from input operand.
16039 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16041 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16042 (struct pta): ...from here. Change flags to unsigned to avoid
16043 excessive casting (as it is used as a bit mask).
16044 (override_options): Add casts according to the coding convenventions.
16045 (x86_64_elf_unique_section): Likewise.
16046 (examine_argument): Avoid using C++ keywords as variable names.
16047 (construct_container): Likewise.
16048 (legitimize_pic_address): Likewise.
16049 (get_dllimport_decl): Cast according to the coding conventions. Use
16050 type safe memory macros.
16051 (legitimize_address): Cast according to the coding conventions.
16052 (emit_i387_cw_initialization): Corrected the type of slot to enum
16054 (ix86_init_machine_status): Use type safe memory macros.
16055 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16056 (bdesc_pcmpistr): Likewise.
16057 (bdesc_crc32): Likewise.
16058 (bdesc_sse_3arg): Likewise.
16059 (bdesc_2arg): Likewise.
16060 (bdesc_1arg): Likewise.
16061 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16062 (ix86_expand_sse_pcmpistr): Likewise.
16063 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16064 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16065 int to match the langhook definition.
16066 (ix86_builtin_conversion): Change the type of code to unsigned init to
16067 match the langhook definition.
16068 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16070 (ix86_preferred_output_reload_class): Likewise.
16071 (ix86_cannot_change_mode_class): Likewise.
16072 (ix86_memory_move_cost): Likewise.
16073 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16074 avoid excessive casting later on.
16075 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16077 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16079 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16080 as flags setting insn.
16081 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16083 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16085 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16086 (UNSPEC_ROUND): New.
16087 ("sse4_1_round<mode>2"): New insn pattern.
16088 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16090 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16091 expander using SSEMODEF mode macro. Expand using
16092 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16093 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16094 expander using SSEMODEF mode macro. Expand using
16095 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16096 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16097 expander using SSEMODEF mode macro. Expand using
16098 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16099 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16100 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16101 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16104 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16105 Sebastian Pop <sebpop@gmail.com>
16107 * lambda.h (build_linear_expr): New.
16108 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16109 Use build_linear_expr, call fold and force_gimple_operand.
16110 (lambda_loopnest_to_gcc_loopnest): Check that there is
16111 something to insert.
16112 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16114 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16116 PR preprocessor/23479
16117 * doc/extend.texi: Document the 0b-prefixed binary integer
16118 constant extension.
16120 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16122 PR tree-optimization/32215
16123 * tree-vectorizer.c (supportable_widening_operation): Return false
16124 for unsupported FIX_TRUNC_EXPR tree code.
16125 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16127 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16129 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16130 register on SPE targets. Change documentation to reflect
16132 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16133 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16134 out of the register allocation pool.
16135 (rs6000_reg_live_or_pic_offset_p): New function.
16136 (rs6000_emit_prologue): Move the actual saving of LR up to free
16137 r0 for holding r11. Split saving of SPE 64-bit registers into
16138 its own case. Ensure that offsets will always be in-range for
16139 'evstdd' by using r11 as a scratch register to point at the start
16140 of the SPE save area. Save r11 if necessary, as it is the static
16142 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16143 into its own case. Ensure that offsets will always be in-range
16144 for 'evldd' by using r11 as a scratch register to point at the
16145 start of the SPE save area. Also adjust r11 when restoring
16146 the stack pointer to compensate for pre-loading r11.
16148 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16150 * cfg.c (init_flow): Use type safe memory macros.
16151 (alloc_block): Likewise.
16152 (unchecked_make_edge): Likewise.
16153 (dump_flow_info): Avoid using C++ keywords as variable names.
16154 (copy_original_table_clear): Cast according to the coding conventions.
16155 (copy_original_table_set): Likewise.
16156 * cfgexpand (label_rtx_for_bb): Likewise.
16157 (expand_gimple_basic_block): Likewise.
16158 * cfghooks.c (dump_bb): Likewise.
16159 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16161 (lv_add_condition_to_bb): Likewise.
16162 * cfglayout (relink_block_chain): Cast according to the coding
16164 (fixup_reorder_chain): Likewise.
16165 (fixup_fallthru_exit_predecessor): Likewise.
16166 * cfgloop.c (glb_enum_p): Likewise.
16167 (get_exit_description): Likewise.
16168 (dump_recorded_exit): Likewise.
16169 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16170 (struct loop): ... from here.
16171 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16173 * cfgrtl.c (rtl_create_basic_block): Likewise.
16174 (rtl_split_block): Likewise.
16175 (rtl_dump_bb): Likewise.
16176 (cfg_layout_split_block): Likewise.
16177 (init_rtl_bb_info): Use typesafe memory macros.
16179 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16180 * graphds.h: Updated all usages of edge to graph_edge.
16181 * graphds.c: Likewise.
16182 * cfgloopanal.c: Likewise.
16184 2007-06-05 Ian Lance Taylor <iant@google.com>
16186 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16187 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16188 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16190 (test_for_singularity): Likewise.
16192 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/constraints.md ("Y2"): Replaced by ...
16196 * config/i386/i386.md: Likewise.
16197 * config/i386/mmx.md: Likewise.
16198 * config/i386/sse.md: Likewise.
16200 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/i386/constraints.md ("z"): Replaced by ...
16204 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16205 (sse4_1_blendvps): Likewise.
16206 (sse4_1_pblendvb): Likewise.
16207 (sse4_2_pcmpestr): Likewise.
16208 (sse4_2_pcmpestrm): Likewise.
16209 (sse4_2_pcmpestr_cconly): Likewise.
16210 (sse4_2_pcmpistr): Likewise.
16211 (sse4_2_pcmpistrm): Likewise.
16212 (sse4_2_pcmpistr_cconly): Likewise.
16214 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16216 * matrix-reorg.c (transform_access_sites): Fix computation.
16217 (transform_allocation_sites): Same.
16219 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16221 * config/i386/i386.c (override_options): Use
16222 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16224 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16226 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16227 (nonimm_not_xmm0_operand): Ditto.
16228 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16229 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16230 as operand[2] predicate. Require "z" class XMM register for
16231 operand[3]. Adjust asm template.
16232 ("sse4_1_blendvpd"): Ditto.
16233 ("sse4_1_pblendvb"): Ditto.
16234 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16235 force op2 into xmm0 register for variable blend instructions.
16237 2007-06-04 Tom Tromey <tromey@redhat.com>
16239 * c-tree.h (start_enum): Update.
16240 (build_enumerator): Likewise.
16241 * c-decl.c (enum_next_value): Removed.
16242 (enum_overflow): Likewise.
16243 (start_enum): Add c_enum_contents argument. Don't use globals.
16244 (build_enumerator): Likewise.
16245 * c-tree.h (struct c_enum_contents): New struct.
16247 2007-06-04 Tom Tromey <tromey@redhat.com>
16249 * c-common.c (c_common_get_alias_set): Fix indentation.
16251 2007-06-04 Ian Lance Taylor <iant@google.com>
16253 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16254 to overflow, reduce overflow infinity to regular infinity.
16255 (vrp_var_may_overflow): New static function.
16256 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16258 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16260 * stor-layout.c (layout_type): Remove duplicate code.
16262 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16265 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16266 before build_common_builtin_nodes ().
16268 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16271 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16273 2007-06-04 Jan Hubicka <jh@suse.cz>
16275 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16276 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16277 instead of _stat version.
16279 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16281 PR tree-optimization/32194
16282 * tree-predcom.c (determine_offset): Check that both references have
16285 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16287 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16288 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16289 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16290 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16291 Add argument to iterate_fix_dominators call.
16292 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16293 * gcse.c (hoist_code): Change domby to vector.
16294 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16295 Add argument to iterate_fix_dominators call.
16296 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16297 recompute_dominator.
16298 * lambda-code.c (perfect_nestify): Ditto.
16299 * cfgloopanal.c: Include graphds.h.
16300 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16301 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16302 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16304 * graphds.c: New file.
16305 * graphds.h: New file.
16306 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16307 (get_dominated_by, get_dominated_by_region): Change return type to
16309 (verify_dominators): Recompute all dominators and compare the results.
16310 (recount_dominator): Renamed to ...
16311 (recompute_dominator): ... this. Do not check that the block is
16312 dominated by entry.
16313 (iterate_fix_dominators): Reimplemented.
16314 (prune_bbs_to_update_dominators, root_of_dom_tree,
16315 determine_dominators_for_sons): New functions.
16316 * et-forest.c (et_root): New function.
16317 * et-forest.h (et_root): Declare.
16318 * Makefile.in (graphds.o): Add.
16319 (cfgloopanal.o): Add graphds.h dependency.
16320 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16321 * basic-block.h (get_dominated_by, get_dominated_by_region,
16322 iterate_fix_dominators): Declaration changed.
16323 (recount_dominator): Renamed to ...
16324 (recompute_dominator): ... this.
16325 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16326 (thread_through_all_blocks): Do not free dominance info.
16328 2007-06-03 Andreas Schwab <schwab@suse.de>
16330 * config/m68k/m68k.c (override_options): Don't override
16332 * config/m68k/m68k-modes.def (SF, DF): Define to use
16333 motorola_single_format and motorola_double_format, resp.
16334 * real.c (motorola_single_format): Renamed from
16335 coldfire_single_format.
16336 (motorola_double_format): Renamed from coldfire_double_format.
16337 (encode_ieee_extended): Generate a proper canonical NaN image
16338 respecting canonical_nan_lsbs_set.
16339 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16341 * real.h: Adjust declarations.
16343 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16346 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16347 the symbol is generated with the stack protector.
16349 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16351 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16352 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16354 * doc/extend.texi (interrupt): Mention m68k.
16356 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16358 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16359 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16360 (ix86_expand_sse_pcmpestr): Do not check operands for
16361 "register_operand", when insn operand predicate is "register_operand".
16362 (ix86_expand_sse_pcmpistr): Ditto.
16364 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16365 Uros Bizjak <ubizjak@gmail.com>
16367 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16368 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16369 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16370 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16371 * config/i386/constraints.md ("z"): New register constraint
16372 for members of SSE_FIRST_REG class.
16373 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16374 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16375 SSE_FIRST_REG class.
16376 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16377 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16378 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16379 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16380 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16381 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16382 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16383 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16384 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16385 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16386 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16387 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16388 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16389 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16390 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16391 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16392 (struct builtin_description): Change "flag" field to unsigned.
16393 (bdesc_pcmpestr): New builtin description table.
16394 (bdesc_pcmpistr): Likewise.
16395 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16396 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16397 Initialize pcmp[ei]str[im] insns for SSE4.2.
16398 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16399 (ix86_expand_sse_pcmpistr): Likewise.
16400 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16401 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16402 (UNSPEC_PCMPISTR): Likewise.
16403 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16404 (sse4_2_pcmpestri):New isns pattern.
16405 (sse4_2_pcmpestrm): Likewise.
16406 (sse4_2_pcmpestr_cconly): Likewise.
16407 (sse4_2_pcmpistr): New insn patern and splitter.
16408 (sse4_2_pcmpistri):New isns pattern.
16409 (sse4_2_pcmpistrm): Likewise.
16410 (sse4_2_pcmpistr_cconly): Likewise.
16411 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16414 2007-06-01 David Daney <ddaney@avtrex.com>
16416 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16417 LOADGP_ABSOLUTE and not binds_local_p.
16419 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16421 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16423 2007-06-01 Ian Lance Taylor <iant@google.com>
16425 * tree-vrp.c (compare_name_with_value): Always set
16426 used_strict_overflow if we get a result from the variable itself.
16428 2007-06-01 Ian Lance Taylor <iant@google.com>
16430 PR rtl-optimization/31455
16431 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16432 subregs which have a cast between modes which are not tieable.
16434 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16436 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16437 breaks after return statements.
16439 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16441 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16442 only after no_new_pseudos.
16444 2007-05-31 Eric Christopher <echristo@apple.com>
16446 * expr.c (convert_move): Assert that we don't have a BLKmode
16448 (store_expr): Handle BLKmode moves by calling emit_block_move.
16450 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16452 * c-typeck.c (build_indirect_ref): Include type in error message.
16453 (build_binary_op): Pass types to binary_op_error.
16454 * c-common.c (binary_op_error): Take two type arguments, print out
16456 * c-common.h (binary_op_error): Update prototype.
16458 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16460 * config/i386/i386.c: Correct coments on -mno-sse4.
16462 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16464 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16465 (x86_64-*-*): Likewise.
16466 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16467 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16468 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16469 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16470 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16471 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16472 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16473 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16474 (OPTION_MASK_ISA_SSE4): Likewise.
16475 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16476 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16477 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16478 (override_options): Support SSE4.2.
16479 (ix86_build_const_vector): Support SImode and DImode.
16480 (ix86_build_signbit_mask): Likewise.
16481 (ix86_expand_int_vcond): Support V2DImode.
16482 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16483 (IX86_BUILTIN_CRC32HI): Likewise.
16484 (IX86_BUILTIN_CRC32SI): Likewise.
16485 (IX86_BUILTIN_CRC32DI): Likewise.
16486 (IX86_BUILTIN_PCMPGTQ): Likewise.
16487 (bdesc_crc32): Likewise.
16488 (bdesc_sse_3arg): Likewise.
16489 (ix86_expand_crc32): Likewise.
16490 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16491 (ix86_expand_builtin): Likewise.
16492 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16493 __SSE4_2__ for -msse4.2.
16494 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16495 (CRC32MODE): Likewise.
16496 (crc32modesuffix): Likewise.
16497 (crc32modeconstraint): Likewise.
16498 (sse4_2_crc32<mode>): Likewise.
16499 (sse4_2_crc32di): Likewise.
16500 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16502 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16503 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16504 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16505 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16506 (vcondu<mode>): Likewise.
16507 * doc/extend.texi: Document SSE4.2 built-in functions.
16508 * doc/invoke.texi: Document -msse4.2/-msse4.
16510 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16512 PR tree-optimization/32160
16513 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16514 variable as gimple reg.
16515 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16517 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16519 * gcc.c (main): Don't consider linker options when issuing the
16520 warning about a linker input file not being used.
16522 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16524 * tree-vrp.c (compare_names): Initialize sop.
16526 2007-05-30 Dirk Mueller <dmueller@suse.de>
16528 * cgraphunit.c (cgraph_analyze_function): Remove
16529 computation of inline parameters.
16531 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16533 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16535 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16537 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16538 Add vx-common.h. Include vxworks.h between vx-common.h and
16540 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16542 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16543 (TARGET_ASM_DESTRUCTOR): Likewise.
16544 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16545 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16546 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16547 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16548 (VXWORKS_ENDIAN_SPEC): Define.
16549 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16550 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16551 VXWORKS_* equivalents.
16552 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16553 (ASM_FILE_START): Delete.
16554 (TARGET_VERSION): Reformat.
16555 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16556 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16557 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16558 (FPBIT, DPBIT): Define.
16559 (fp-bit.c, dp-bit.c): New rules.
16560 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16561 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16562 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16563 * config/arm/arm.h: Include vxworks-dummy.h.
16564 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16565 Mark with ATTRIBUTE_UNUSED.
16566 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16567 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16568 make it incompatible with -msingle-pic-base.
16569 (arm_function_ok_for_sibcall): Return false for calls that might
16570 go through a VxWorks PIC PLT entry.
16571 (require_pic_register): New function, split out from...
16572 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16574 (arm_load_pic_register): Handle the VxWorks RTP initialization
16575 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16576 (arm_emit_call_insn): New function.
16577 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16578 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16579 (pic_offset_arm): New pattern.
16580 (call, call_value): Use arm_emit_call_insn.
16581 (call_internal, call_value_internal): New expanders.
16582 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16583 VxWorks unless __PIC__.
16585 2007-05-30 Eric Christopher <echristo@gmail.com>
16587 * genrecog.c: Include regs.h in generated file.
16588 * genemit.c: Ditto. Fix up formatting.
16589 * config/mn10300/constraints.md: New.
16590 * config/mn10300/mn10300.md: Include.
16591 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16592 Fix up for removed macro.
16593 * config/mn10300/predicates.md (call_address_operand): Ditto.
16594 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16595 (CONST_OK_FOR_I): Ditto.
16596 (CONST_OK_FOR_J): Ditto.
16597 (CONST_OK_FOR_K): Ditto.
16598 (CONST_OK_FOR_L): Ditto.
16599 (CONST_OK_FOR_M): Ditto.
16600 (CONST_OK_FOR_N): Ditto.
16601 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16605 (EXTRA_CONSTRAINT): Ditto.
16607 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16609 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16611 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16612 OPTION_MASK_ISA_64BIT.
16613 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16615 2007-05-30 Richard Guenther <rguenther@suse.de>
16617 PR middle-end/32152
16618 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16619 types for comparison.
16620 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16621 with original typed arguments.
16622 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16624 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16626 PR tree-optimization/31769
16627 * except.c (duplicate_eh_regions): Clear prev_try if
16628 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16630 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16632 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16633 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16634 bsi of the location where statements should be inserted.
16635 (sink_code_in_bb): Take bsi from statement_sink_location.
16636 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16637 instead of bsi_start.
16638 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16640 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16641 (bsi_move_before): Document inconsistency with bsi_move_after.
16642 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16644 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16646 * config/i386/i386.h (TARGET_ABM): New define.
16647 (TARGET_POPCNT): Ditto.
16648 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16649 New temporary defines to redefine from OPTION_ISA_* defines.
16650 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16651 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16652 (ix86_isa_flags): New extern int declaration.
16653 (TARGET_SUBTARGET_DEFAULT): New define.
16654 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16655 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16656 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16657 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16658 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16659 * config/i386/darwin.h: Change TARGET_64BIT define to
16662 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16663 using existing "ix86_isa_flags" varible.
16664 (m32, m64): Use existing "ix86_isa_flags" variable.
16665 (mmmx, m3dnow): Ditto.
16666 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16667 (mabm): Define as non-negative option using "x86_abm" variable.
16668 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16670 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16671 Rewrite feature test bitmap.
16672 (ix86_isa_flags): New initialized global int varible.
16673 (ix86_isa_flags_explicit): New static int variable.
16674 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16675 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16676 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16677 target_flags_explicit.
16678 (override_options): Remove "target_enable" and "target_disable" fields
16679 from "struct ptt". Update processor_target_table accordingly. Remove
16680 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16681 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16682 "target_flags" and "ix86_isa_flags_explicit" instead of
16683 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16684 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16685 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16686 to true when either of PTA_POPCNT or PTA_ABM is set in
16687 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16688 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16689 processor_alias_table flags entry. Remove handling of
16690 "target_enable" and "target_disable" fields of processor_target_table.
16691 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16692 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16693 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16694 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16695 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16697 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16699 2007-05-29 David Daney <ddaney@avtrex.com>
16702 * config/mips/mips.c (mips_output_mi_thunk): Emit
16703 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16705 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16706 * config/i386/i386.c (ix86_function_regparm): Added checking of
16707 ix86_force_align_arg_pointer to determine the number of
16708 register parameters.
16710 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16712 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16713 (SET_DR_MISALIGNMENT): New.
16714 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16715 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16716 Use SET_DR_MISALIGNMENT.
16717 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16719 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16720 find_loop_nest): Export.
16721 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16722 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16723 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16724 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16726 (struct mem_ref): Add field reuse_distance.
16727 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16728 Initialize reuse_distance field.
16729 (issue_prefetch_ref): Select temporality of prefetch according to
16731 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16732 self_reuse_distance, determine_loop_nest_reuse): New functions.
16733 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16734 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16735 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16738 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16740 * tree-ssa-alias.c: Add aliasing overview.
16742 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16743 Danny Smith <dannysmith@users.sourceforge.net>
16746 * config/i386/t-crtfm: Compile crtfastmath.o with
16747 -minline-all-stringops.
16748 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16749 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16751 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16753 * doc/md.texi: Document constraints on HP PA-RISC.
16755 * pa/constraints.md: New file.
16756 * pa.md: Include constraints.md.
16757 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16758 (integer_store_memory_operand, ldil_cint_p): New functions.
16759 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16760 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16761 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16762 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16763 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16765 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16768 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16769 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16770 case POSTDECREMENT_EXPR>): Return the error_mark_node
16771 if either the real or imaginary parts would an
16774 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16776 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16777 name when we remove it from a call.
16779 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16781 * targhooks.c (default_narrow_bitfield): Remove.
16782 * targhooks.h: Remove the prototype for
16783 default_narrow_bitfield.
16785 * langhooks-def.h: Remove the prototype for
16786 hook_get_alias_set_0.
16787 * langhooks.c (hook_get_alias_set_0): Remove.
16789 * global.c (EXECUTE_IF_CONFLICT): Remove.
16791 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16794 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16795 return true when truth_value_p is true and the type
16798 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16800 * doc/install.texi (Prerequisites): We no longer require Autoconf
16801 2.13 for the top-level.
16803 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16805 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16806 memory access via x86_expand_vector_move_misalign() only for
16807 TImode values on 32-bit targets.
16809 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16811 * matrix-reorg.c: New file. Implement matrix flattening and
16812 transposing optimization.
16813 * tree-pass.h: Add matrix reorg pass.
16814 * common.opt: Add fipa-mreorg flag.
16815 * Makefile.in: Add matrix-reorg.c.
16816 * passes.c: Add matrix reorg pass.
16817 * varpool.c (add_new_static_var): New function.
16818 * cgraph.h (add_new_static_var): Declare.
16820 2007-05-27 Eric Christopher <echristo@apple.com>
16822 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16823 sp_offset depending on stack size. Save r12 depending
16824 on registers we're saving later.
16825 (rs6000_emit_epilogue): Update sp_offset depending only
16828 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16830 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16831 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16832 * ifcvt.c (if_convert): Ditto.
16833 * tree-ssa-threadupdate.c (thread_block): Ditto.
16834 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16835 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16836 verify_loop_closed_ssa): Check number_of_loops instead of
16838 * predict.c (tree_estimate_probability): Ditto.
16839 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16840 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16841 * modulo-sched.c (sms_schedule): Ditto.
16842 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16843 (scev_finalize): Do not do anything if scev analysis was not
16845 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16846 current_loops == NULL.
16847 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16848 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16849 there are no loops.
16850 (loop_optimizer_finalize): Assert that loops were analyzed.
16851 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16852 rtl_doloop): Check number_of_loops instead of current_loops.
16853 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16854 current_loops == NULL.
16855 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16856 gate_tree_vectorize tree_linear_transform, check_data_deps,
16857 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16858 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16859 Check number_of_loops instead of current_loops.
16860 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16861 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16862 free loops if available.
16863 (execute_pre): Do not pass do_fre to fini_pre.
16865 2007-05-27 Tobias Burnus <burnus@net-b.de>
16867 PR middle-end/32083
16868 * real.c (mpfr_from_real): Fix sign of -Inf.
16870 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16872 * tree-vect-transform.c (vectorizable_conversion): Initialize
16873 tree_code variables to ERROR_MARK.
16874 (vectorizable_type_demotion): Likewise.
16875 (vectorizable_type_promotion): Likewise.
16877 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16880 * config/i386/i386.md (movti): Handle push operands via
16881 ix86_expand_push().
16883 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16885 * basic-block.h: Remove the prototype for merge_seq_blocks.
16886 * cfgcleanup.c (merge_seq_blocks): Remove.
16888 * tree-flow.h: Remove the prototype for is_aliased_with.
16889 * tree-ssa-alias.c (is_aliased_with): Remove.
16891 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16893 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16895 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16897 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16898 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16899 (vec_unpacks_hi_v16qi): Likewise.
16900 (vec_unpacku_lo_v16qi): Likewise.
16901 (vec_unpacks_lo_v16qi): Likewise.
16902 (vec_unpacku_hi_v8hi): Likewise.
16903 (vec_unpacks_hi_v8hi): Likewise.
16904 (vec_unpacku_lo_v8hi): Likewise.
16905 (vec_unpacks_lo_v8hi): Likewise.
16906 (vec_unpacku_hi_v4si): Likewise.
16907 (vec_unpacks_hi_v4si): Likewise.
16908 (vec_unpacku_lo_v4si): Likewise.
16909 (vec_unpacks_lo_v4si): Likewise.
16911 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16913 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16914 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16915 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16916 follow spelling conventions in various
16917 warning/error/diagnostic messages.
16919 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16920 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16921 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16922 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16923 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16924 * doc/tm.texi: Follow spelling conventions.
16926 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16929 * tree-ssa-forwprop.c
16930 (forward_propagate_addr_into_variable_array_index): Remove
16931 the lhs argument. Use the type of def_rhs instead of lhs.
16932 (forward_propagate_addr_expr_1): Update use of
16933 forward_propagate_addr_into_variable_array_index.
16935 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16936 Nigel Stephens <nigel@mips.com>
16938 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16939 function attributes, "far" being an alias for "long_call".
16940 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16941 (mips_near_type_p, mips_far_type_p): New.
16942 (mips_comp_type_attributes): New function to check that attributes
16943 attached to a function type are compatible.
16944 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16945 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16946 to the target function of the thunk.
16947 (mips_encode_section_info): Check for "near" and "far" function
16948 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16950 * config/mips/predicates.md (const_call_insn_operand): Test only
16951 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16953 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16956 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16957 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16958 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16959 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16961 2007-05-25 Eric Christopher <echristo@apple.com>
16963 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16964 to x86-darwin configurations.
16965 * config/i386/t-darwin: Add softfp support.
16966 * config/i386/t-darwin64: Ditto.
16967 * config/i386/sfp-machine.h: If mach then don't use
16968 aliasing, emit a stub to call.
16970 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16972 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16973 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16974 tree-predcom.c, tree-ssa-alias-warnings.c,
16975 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16976 comment typos. Follow spelling conventions.
16977 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16979 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16982 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16983 constants into memory. Expand unaligned memory references for
16984 SSE modes via x86_expand_vector_move_misalign() function.
16986 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16988 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16989 "memory" attribute for "sseishft" type insn without operands[2].
16991 2007-05-25 Dirk Mueller <dmueller@suse.de>
16992 Marcus Meissner <meissner@suse.de>
16994 * doc/extend.texi (alloc_size): New attribute.
16995 * c-common.c (handle_alloc_size_attribute): New.
16996 * tree-object-size.c (alloc_object_size): Use alloc_size
16997 attribute, if available.
16999 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17001 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17003 (__builtin_ia32_vec_ext_v2di): Likewise.
17004 (__builtin_ia32_vec_ext_v4si): Likewise.
17005 (__builtin_ia32_vec_ext_v8hi): Likewise.
17006 (__builtin_ia32_vec_ext_v16qi): Likewise.
17007 (__builtin_ia32_vec_set_v8hi): Likewise.
17009 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17011 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17013 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17015 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17016 (arm_is_longcall_p): Rename to...
17017 (arm_is_long_call_p): ...this. Take a single tree argument and
17019 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17020 (CUMULATIVE_ARGS): Remove call_cookie.
17021 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17022 (ENCODED_LONG_CALL_ATTR_P): Delete.
17023 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17024 LONG_CALL_FLAG_CHAR cases.
17025 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17026 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17027 ARM_DECLARE_FUNCTION_SIZE.
17028 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17029 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17030 (arm_encode_call_attribute, current_file_function_operand): Delete.
17031 (arm_function_in_section_p): New function.
17032 (arm_is_longcall_p): Rename to...
17033 (arm_is_long_call_p): ...this. Take the target function as a single
17034 argument and return a bool. Do not rely on call cookies. Check
17035 whether the target symbol is in the same section as the current
17036 function, not just the same compilation unit.
17037 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17038 (arm_encode_section_info): Don't encode a call type.
17039 * config/arm/arm.md (call, call_value): Update calls to
17040 arm_is_long(_)call_p. Simplify logic.
17041 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17042 Update calls to arm_is_long(_)call_p.
17044 2007-05-25 Richard Guenther <rguenther@suse.de>
17046 PR tree-optimization/31982
17047 * tree-ssa-forwprop.c
17048 (forward_propagate_addr_into_variable_array_index): Handle arrays
17049 with element size one.
17051 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17053 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17054 (umulsi3_highpart): Likewise.
17056 2007-05-24 Ian Lance Taylor <iant@google.com>
17058 PR rtl-optimization/32069
17059 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17062 2007-05-24 Ollie Wild <aaw@google.com>
17064 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17067 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17069 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17070 (oprs_unchanged_p): Use it to check all registers in a REG.
17071 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17072 (reg_set_between_after_reload_p): Delete.
17073 (reg_used_between_after_reload_p): Likewise.
17074 (reg_set_or_used_since_bb_start): Likewise.
17075 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17076 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17077 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17078 * rtlanal.c (reg_set_p): Check whether REG overlaps
17079 regs_invalidated_by_call, rather than just checking the
17080 membership of REGNO (REG).
17082 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17084 * doc/passes.texi: Document predictive commoning.
17085 * doc/invoke.texi (-fpredictive-commoning): Document.
17086 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17087 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17088 adding indices to the generated name.
17089 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17090 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17091 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17092 (op_symbol_code): ... and exported.
17093 (dump_omp_clause, op_symbol): Use op_symbol_code
17094 instead of op_symbol_1.
17095 * tree-pass.h (pass_predcom): Declare.
17096 * timevar.def (TV_PREDCOM): New timevar.
17097 * tree-ssa-loop.c (run_tree_predictive_commoning,
17098 gate_tree_predictive_commoning, pass_predcom): New.
17099 * tree-data-ref.c (find_data_references_in_loop): Find the
17100 references in dominance order.
17101 (canonicalize_base_object_address): Ensure that the result has
17103 (dr_analyze_innermost): Export.
17104 (create_data_ref): Code to fail for references with invariant
17106 (find_data_references_in_stmt): ... here.
17107 * tree-data-ref.h (dr_analyze_innermost): Declare.
17108 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17109 (aff_combination_find_elt, name_expansion_hash,
17110 name_expansion_eq, tree_to_aff_combination_expand,
17111 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17113 * tree-affine.h (aff_combination_constant_multiple_p,
17114 tree_to_aff_combination_expand): Declare.
17115 * tree-predcom.c: New file.
17116 * common.opt (fpredictive-commoning): New option.
17117 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17118 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17119 * Makefile.in (tree-predcom.o): Add.
17120 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17121 * passes.c (init_optimization_passes): Add dceloop after
17122 copy propagation in loop optimizer. Add predictive commoning
17123 to loop optimizer passes.
17125 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17127 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17130 2007-05-24 Jan Hubicka <jh@suse.cz>
17132 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17134 (genheader): Include statistics.h.
17136 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17138 * print-rtl.c (flag_dump_unnumbered): Update comments.
17139 (print_rtl): Fix my previous change.
17140 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17143 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17145 PR middle-end/32018
17146 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17148 (thread_through_all_blocks): Call initialize_original_copy_tables
17149 and free_original_copy_tables.
17150 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17152 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17153 * cfghooks.c (duplicate_block): Use get_loop_copy.
17154 * cfg.c: Include cfgloop.h.
17155 (loop_copy): New hash table.
17156 (initialize_original_copy_tables): Initialize loop_copy table.
17157 (free_original_copy_tables): Free loop_copy table.
17158 (copy_original_table_clear, copy_original_table_set,
17159 set_loop_copy, get_loop_copy): New functions.
17160 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17161 * cfgloop.h (struct loop): Remove copy field.
17162 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17163 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17165 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17167 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17168 -msse/-msse2/-msse3.
17170 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17172 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17173 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17175 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17178 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17179 * targhooks.h (default_mangle_decl_assembler_name): Declare
17181 * targhooks.c (default_mangle_decl_assembler_name): Define
17183 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17185 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17186 * langhooks.c (lhd_set_decl_assembler_name): Call
17187 targetm.mangle_decl_assembler_name for names with global scope.
17189 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17191 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17192 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17194 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17195 New. Factored out of i386_pe_encode_section_info.
17196 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17197 Move check for prior decoration of stdcall
17198 symbols to i386_pe_encode_section_info.
17199 (i386_pe_encode_section_info): Adjust call to
17200 gen_stdcall_or_fastcall_suffix. Use
17201 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17202 (i386_pe_mangle_decl_assembler_name): New. Wrap
17203 i386_pe_maybe_mangle_decl_assembler_name.
17205 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17207 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17208 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17209 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17210 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17211 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17214 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17215 Nigel Stephens <nigel@mips.com>
17216 Richard Sandiford <richard@codesourcery.com>
17218 Fix up MIPS16 hard float and add support for complex.
17220 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17221 (TARGET_SOFT_FLOAT_ABI): New.
17222 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17223 __mips_soft_float to reflect the ABI in use, not whether the
17224 FPU is directly accessible (e.g., in MIPS16 mode).
17225 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17226 (UNITS_PER_FPVALUE): Likewise.
17228 * config/mips/mips.c (mips_expand_call): Remove redundant
17229 TARGET_MIPS16 check.
17230 (mips_arg_regno): New.
17231 (function_arg_advance): When setting bits in cum->fp_code for
17232 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17234 (function_arg): Use mips_arg_regno.
17235 (mips_return_mode_in_fpr_p): New.
17236 (mips16_call_stub_mode_suffix): New.
17237 (mips16_cfun_returns_in_fpr_p): New.
17238 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17239 (mips_output_function_prologue): Test mips16_hard_float, not
17240 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17241 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17242 return value into a floating-point register.
17243 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17244 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17245 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17246 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17247 word of double arguments from or to the high bits of 64-bit
17248 floating point registers.
17249 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17250 (mips16_fpret_double): New helper function.
17251 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17252 support for complex modes. Fill in DECL_RESULT for stubdecl.
17253 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17255 * config/mips/mips16.S
17256 (RET, ARG1, ARG2): New.
17257 (MERGE_GPRf, MERGE_GPRt): New.
17258 (DELAYt, DELAYf): New.
17259 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17260 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17261 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17262 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17263 (SFOP): Renamed to...
17264 (OPSF3): This, and macro-ified. Updated all uses.
17265 (SFOP2): Renamed to...
17266 (OPSF2): This, and macro-ified. Updated all uses.
17267 (SFCMP): Renamed to...
17268 (CMPSF): This, and macro-ified. Updated all uses.
17269 (SFREVCMP): Renamed to...
17270 (REVCMPSF): This, and macro-ified. Updated all uses.
17271 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17272 (LDDBL1, LDDBL2, RETDBL): Deleted.
17273 (DFOP): Renamed to...
17274 (OPDF3): This, and macro-ified. Updated all uses.
17275 (DFOP2): Renamed to...
17276 (OPDF2): This, and macro-ified. Updated all uses.
17277 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17278 (DFCMP): Renamed to...
17279 (CMPDF): This, and macro-ified. Updated all uses.
17280 (DFREVCMP): Renamed to...
17281 (REVCMPDF): This, and macro-ified. Updated all uses.
17282 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17283 (RET_FUNCTION): New.
17284 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17285 (__mips16_ret_sc, __mips16_ret_dc): New.
17286 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17287 STUB_ARGS_6, STUB_ARGS_10): New.
17288 (CALL_STUB_NO_RET): New.
17289 (__mips16_call_stub_1): Macro-ified.
17290 (__mips16_call_stub_5): Macro-ified.
17291 (__mips16_call_stub_2): Macro-ified.
17292 (__mips16_call_stub_6): Macro-ified.
17293 (__mips16_call_stub_9): Macro-ified.
17294 (__mips16_call_stub_10): Macro-ified.
17295 (CALL_STUB_RET): New.
17296 (__mips16_call_stub_sf_0): Macro-ified.
17297 (__mips16_call_stub_sf_1): Macro-ified.
17298 (__mips16_call_stub_sf_5): Macro-ified.
17299 (__mips16_call_stub_sf_2): Macro-ified.
17300 (__mips16_call_stub_sf_6): Macro-ified.
17301 (__mips16_call_stub_sf_9): Macro-ified.
17302 (__mips16_call_stub_sf_10): Macro-ified.
17303 (__mips16_call_stub_df_0): Macro-ified.
17304 (__mips16_call_stub_df_1): Macro-ified.
17305 (__mips16_call_stub_df_5): Macro-ified.
17306 (__mips16_call_stub_df_2): Macro-ified.
17307 (__mips16_call_stub_df_6): Macro-ified.
17308 (__mips16_call_stub_df_9): Macro-ified.
17309 (__mips16_call_stub_df_10): Macro-ified.
17310 (__mips16_call_stub_sc_0): New.
17311 (__mips16_call_stub_sc_1): New.
17312 (__mips16_call_stub_sc_5): New.
17313 (__mips16_call_stub_sc_2): New.
17314 (__mips16_call_stub_sc_6): New.
17315 (__mips16_call_stub_sc_9): New.
17316 (__mips16_call_stub_sc_10): New.
17317 (__mips16_call_stub_dc_0): New.
17318 (__mips16_call_stub_dc_1): New.
17319 (__mips16_call_stub_dc_5): New.
17320 (__mips16_call_stub_dc_2): New.
17321 (__mips16_call_stub_dc_6): New.
17322 (__mips16_call_stub_dc_9): New.
17323 (__mips16_call_stub_dc_10): New.
17325 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17326 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17327 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17329 2007-05-23 Ian Lance Taylor <iant@google.com>
17331 * doc/invoke.texi (Invoking GCC): Document that the order of the
17334 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17337 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17338 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17339 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17343 * config/score/score.c (score_print_operand): Make sure that only
17344 lower bits are used.
17346 2007-05-22 Ian Lance Taylor <iant@google.com>
17348 * tree-vrp.c (avoid_overflow_infinity): New static function,
17349 broken out of set_value_range_to_value.
17350 (set_value_range_to_value): Call avoid_overflow_infinity.
17351 (extract_range_from_assert): Likewise.
17353 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17355 PR middle-end/31095
17356 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17357 change the type before looking for a COMPOUND_EXPR.
17359 2007-05-22 Ian Lance Taylor <iant@google.com>
17361 * lower-subreg.c (decompose_multiword_subregs): If we change an
17362 insn, call remove_retval_note on it.
17364 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17366 * regs.h (end_hard_regno): New function.
17367 (END_HARD_REGNO, END_REGNO): New macros.
17368 (add_to_hard_reg_set): New function.
17369 (remove_from_hard_reg_set): Likewise.
17370 (in_hard_reg_set_p): Likewise.
17371 (overlaps_hard_reg_set_p): Likewise.
17372 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17373 (note_btr_set): Use END_HARD_REGNO.
17374 * caller-save.c (setup_save_areas): Use end_hard_regno.
17375 (mark_set_regs): Use END_HARD_REGNO.
17376 (add_stored_regs): Use end_hard_regno.
17377 (mark_referenced_regs): Use add_to_hard_reg_set.
17378 * combine.c (update_table_tick): Use END_REGNO.
17379 (record_value_for_reg): Likewise.
17380 (record_dead_and_set_regs): Likewise.
17381 (get_last_value_validate): Likewise.
17382 (use_crosses_set_p): Likewise.
17383 (reg_dead_at_p_1): Likewise.
17384 (reg_dead_at_p): Likewise.
17385 (mark_used_regs_combine): Use add_to_hard_reg_set.
17386 (move_deaths): Use END_HARD_REGNO.
17387 (reg_bitfield_target_p): Use end_hard_regno.
17388 (distribute_notes): Use END_HARD_REGNO.
17389 * cse.c (mention_regs): Use END_REGNO.
17390 (insert): Use add_to_hard_reg_set.
17391 (invalidate): Use END_HARD_REGNO.
17392 (invalidate_for_call): Likewise.
17393 (exp_equiv_p): Use END_REGNO.
17394 (cse_insn): Likewise.
17395 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17396 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17397 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17398 * function.c (keep_stack_depressed): Use end_hard_regno.
17399 * global.c (global_alloc): Use end_hard_regno.
17400 (global_conflicts): Use add_to_hard_reg_set instead of
17402 (find_reg): Likewise.
17403 (mark_reg_store): Likewise.
17404 (mark_reg_conflicts): Likewise.
17405 (mark_reg_death): Use remove_from_hard_reg_set.
17406 (mark_reg_live_nc): Delete.
17407 (set_preference): Use end_hard_regno.
17408 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17409 remove_from_hard_reg_set.
17410 (post_mark_life): Use add_to_hard_reg_set.
17411 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17412 (reg_becomes_live): Use add_to_hard_reg_set.
17413 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17414 (peep2_find_free_register): Use add_to_hard_reg_set.
17415 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17416 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17417 * regrename.c (note_sets): Use add_to_hard_reg_set.
17418 (clear_dead_regs): Use remove_from_hard_reg_set.
17419 (regrename_optimize): Use add_to_hard_reg_set.
17420 (find_oldest_value_reg): Use in_hard_reg_set_p.
17421 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17422 (hard_reg_set_here_p): Use end_hard_regno.
17423 (decompose): Likewise.
17424 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17425 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17426 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17427 (mark_home_live): Use end_hard_regno.
17428 (spill_hard_reg): Likewise.
17429 (clear_reload_reg_in_use): Likewise.
17430 * reorg.c (delete_prior_computation): Use END_REGNO.
17431 * resource.c (update_live_status): Use END_HARD_REGNO.
17432 (mark_referenced_resources): Use add_to_hard_reg_set.
17433 (mark_set_resources): Likewise.
17434 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17435 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17436 (reg_overlap_mentioned_p): Likewise.
17437 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17438 (covers_regno_no_parallel_p): Use END_REGNO.
17439 (find_regno_note): Likewise.
17440 (find_reg_fusage): Use END_HARD_REGNO.
17441 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17442 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17444 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17446 * mode-switching.c (reg_dies): Change type of second argument to
17448 (optimize_mode_switching): Update accordingly.
17450 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17452 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17454 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17455 (hard_reg_set_empty_p): ...these new functions.
17456 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17457 GO_IF_HARD_REG_SUBSET.
17458 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17459 instead of GO_IF_HARD_REG_EQUAL.
17460 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17461 instead of GO_IF_HARD_REG_EQUAL.
17462 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17463 GO_IF_HARD_REG_SUBSET.
17464 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17465 GO_IF_HARD_REG_EQUAL.
17466 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17467 of GO_IF_HARD_REG_SUBSET.
17468 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17469 instead of GO_IF_HARD_REG_EQUAL.
17470 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17471 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17472 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17473 of GO_IF_HARD_REG_SUBSET,
17474 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17475 GO_IF_HARD_REG_SUBSET.
17476 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17477 instead of GO_IF_HARD_REG_EQUAL.
17478 * config/sh/sh.c (push_regs, calc_live_regs): Use
17479 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17480 (hard_regs_intersect_p): Delete.
17482 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17484 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17486 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17487 Richard Henderson <rth@redhat.com>
17489 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17491 (x86_64-*-*): Likewise.
17493 * i386/i386-modes.def (V2QI): New.
17495 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17497 (override_options): Support SSE4.1.
17498 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17499 (IX86_BUILTIN_BLENDPS): Likewise.
17500 (IX86_BUILTIN_BLENDVPD): Likewise.
17501 (IX86_BUILTIN_BLENDVPS): Likewise.
17502 (IX86_BUILTIN_PBLENDVB128): Likewise.
17503 (IX86_BUILTIN_PBLENDW128): Likewise.
17504 (IX86_BUILTIN_DPPD): Likewise.
17505 (IX86_BUILTIN_DPPS): Likewise.
17506 (IX86_BUILTIN_INSERTPS128): Likewise.
17507 (IX86_BUILTIN_MOVNTDQA): Likewise.
17508 (IX86_BUILTIN_MPSADBW128): Likewise.
17509 (IX86_BUILTIN_PACKUSDW128): Likewise.
17510 (IX86_BUILTIN_PCMPEQQ): Likewise.
17511 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17512 (IX86_BUILTIN_PMAXSB128): Likewise.
17513 (IX86_BUILTIN_PMAXSD128): Likewise.
17514 (IX86_BUILTIN_PMAXUD128): Likewise.
17515 (IX86_BUILTIN_PMAXUW128): Likewise.
17516 (IX86_BUILTIN_PMINSB128): Likewise.
17517 (IX86_BUILTIN_PMINSD128): Likewise.
17518 (IX86_BUILTIN_PMINUD128): Likewise.
17519 (IX86_BUILTIN_PMINUW128): Likewise.
17520 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17521 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17522 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17523 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17524 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17525 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17526 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17527 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17528 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17529 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17530 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17531 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17532 (IX86_BUILTIN_PMULDQ128): Likewise.
17533 (IX86_BUILTIN_PMULLD128): Likewise.
17534 (IX86_BUILTIN_ROUNDPD): Likewise.
17535 (IX86_BUILTIN_ROUNDPS): Likewise.
17536 (IX86_BUILTIN_ROUNDSD): Likewise.
17537 (IX86_BUILTIN_ROUNDSS): Likewise.
17538 (IX86_BUILTIN_PTESTZ): Likewise.
17539 (IX86_BUILTIN_PTESTC): Likewise.
17540 (IX86_BUILTIN_PTESTNZC): Likewise.
17541 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17542 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17543 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17544 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17545 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17546 (bdesc_ptest): New.
17547 (bdesc_sse_3arg): Likewise.
17548 (bdesc_2arg): Likewise.
17549 (bdesc_1arg): Likewise.
17550 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17552 (ix86_expand_sse_4_operands_builtin): New.
17553 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17554 smaller than 8 bits as the 2nd arg.
17555 (ix86_expand_sse_ptest): New.
17556 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17557 (ix86_expand_vector_set): Support SSE4.1.
17558 (ix86_expand_vector_extract): Likewise.
17560 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17561 __SSE4_1__ for -msse4.1.
17563 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17564 (UNSPEC_INSERTPS): Likewise.
17565 (UNSPEC_DP): Likewise.
17566 (UNSPEC_MOVNTDQA): Likewise.
17567 (UNSPEC_MPSADBW): Likewise.
17568 (UNSPEC_PHMINPOSUW): Likewise.
17569 (UNSPEC_PTEST): Likewise.
17570 (UNSPEC_ROUNDP): Likewise.
17571 (UNSPEC_ROUNDS): Likewise.
17573 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17575 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17576 (const_pow2_1_to_32768_operand): Likewise.
17578 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17581 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17583 (sse4_1_insertps): Likewise.
17584 (*sse4_1_extractps): Likewise.
17585 (sse4_1_ptest): Likewise.
17586 (sse4_1_mulv2siv2di3): Likewise.
17587 (*sse4_1_mulv4si3): Likewise.
17588 (*sse4_1_smax<mode>3): Likewise.
17589 (*sse4_1_umax<mode>3): Likewise.
17590 (*sse4_1_smin<mode>3): Likewise.
17591 (*sse4_1_umin<mode>3): Likewise.
17592 (sse4_1_eqv2di3): Likewise.
17593 (*sse4_1_pinsrb): Likewise.
17594 (*sse4_1_pinsrd): Likewise.
17595 (*sse4_1_pinsrq): Likewise.
17596 (*sse4_1_pextrb): Likewise.
17597 (*sse4_1_pextrb_memory): Likewise.
17598 (*sse4_1_pextrw_memory): Likewise.
17599 (*sse4_1_pextrq): Likewise.
17600 (sse4_1_blendpd): Likewise.
17601 (sse4_1_blendps): Likewise.
17602 (sse4_1_blendvpd): Likewise.
17603 (sse4_1_blendvps): Likewise.
17604 (sse4_1_dppd): Likewise.
17605 (sse4_1_dpps): Likewise.
17606 (sse4_1_movntdqa): Likewise.
17607 (sse4_1_mpsadbw): Likewise.
17608 (sse4_1_packusdw): Likewise.
17609 (sse4_1_pblendvb): Likewise.
17610 (sse4_1_pblendw): Likewise.
17611 (sse4_1_phminposuw): Likewise.
17612 (sse4_1_extendv8qiv8hi2): Likewise.
17613 (*sse4_1_extendv8qiv8hi2): Likewise.
17614 (sse4_1_extendv4qiv4si2): Likewise.
17615 (*sse4_1_extendv4qiv4si2): Likewise.
17616 (sse4_1_extendv2qiv2di2): Likewise.
17617 (*sse4_1_extendv2qiv2di2): Likewise.
17618 (sse4_1_extendv4hiv4si2): Likewise.
17619 (*sse4_1_extendv4hiv4si2): Likewise.
17620 (sse4_1_extendv2hiv2di2): Likewise.
17621 (*sse4_1_extendv2hiv2di2): Likewise.
17622 (sse4_1_extendv2siv2di2): Likewise.
17623 (*sse4_1_extendv2siv2di2): Likewise.
17624 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17625 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17626 (sse4_1_zero_extendv4qiv4si2): Likewise.
17627 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17628 (sse4_1_zero_extendv2qiv2di2): Likewise.
17629 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17630 (sse4_1_zero_extendv4hiv4si2): Likewise.
17631 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17632 (sse4_1_zero_extendv2hiv2di2): Likewise.
17633 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17634 (sse4_1_zero_extendv2siv2di2): Likewise.
17635 (*sse4_1_zero_extendv2siv2di2): Likewise.
17636 (sse4_1_roundpd): Likewise.
17637 (sse4_1_roundps): Likewise.
17638 (sse4_1_roundsd): Likewise.
17639 (sse4_1_roundss): Likewise.
17640 (mulv4si3): Don't expand for SSE4.1.
17641 (smax<mode>3): Likewise.
17642 (umaxv4si3): Likewise.
17643 (uminv16qi3): Likewise.
17644 (umin<mode>3): Likewise.
17645 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17647 * doc/extend.texi: Document SSE4.1 built-in functions.
17649 * doc/invoke.texi: Document -msse4.1.
17651 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17653 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17654 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17655 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17656 (ASM_SPEC): Add asm_pcrel_spec.
17657 (EXTRA_SPECS): Add asm_pcrel_spec.
17659 2007-05-21 David Daney <ddaney@avtrex.com>
17661 * doc/install.texi (Building a cross compiler): Add requirements
17662 for Java cross compiler.
17664 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17666 PR middle-end/31995
17667 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17668 Add loopno argument. Use evolution_function_is_invariant_rec_p
17669 instead of evolution_function_is_constant_p.
17670 Update calls to evolution_function_is_affine_multivariate_p.
17671 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17672 Add loopno argument.
17673 * tree-scalar-evolution.c (gather_chrec_stats): Call
17674 evolution_function_is_affine_multivariate_p with a loop
17676 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17677 (analyze_overlapping_iterations): Likewise.
17678 (access_functions_are_affine_or_constant_p): Likewise.
17679 (build_classic_dist_vector_1): If the access functions
17680 are equal, don't do anything.
17682 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17683 Paolo Carlini <pcarlini@suse.de>
17684 Uros Bizjak <ubizjak@gmail.com>
17686 * c-cppbuiltin.c (c_cpp_builtins): Define
17687 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17688 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17689 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17690 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17692 2007-05-21 Mike Stump <mrs@apple.com>
17694 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17696 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17698 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17700 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17701 implementation if __OPTIMIZE__ is not defined.
17702 (_mm_alignr_pi8): Ditto.
17703 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17704 (_mm_inserti_si64): Ditto.
17705 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17706 (_mm_slli_epi16): Ditto.
17707 (_mm_slli_epi32): Ditto.
17708 (_mm_slli_epi64): Ditto.
17709 (_mm_srai_epi16): Ditto.
17710 (_mm_srai_epi32): Ditto.
17711 (_mm_srli_si128): Ditto.
17712 (_mm_slli_si128): Ditto.
17713 (_mm_srli_epi16): Ditto.
17714 (_mm_srli_epi32): Ditto.
17715 (_mm_srli_epi64): Ditto.
17716 (_mm_extract_epi16): Ditto.
17717 (_mm_insert_epi16): Ditto.
17718 (_mm_shufflehi_epi16): Ditto.
17719 (_mm_shufflelo_epi16): Ditto.
17720 (_mm_shuffle_epi32): Ditto.
17721 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17722 (_m_pextrw): Ditto.
17723 (_mm_insert_pi16): Ditto.
17724 (_m_pinsrw): Ditto.
17725 (_mm_shuffle_pi16): Ditto.
17726 (_m_pshufw): Ditto.
17727 (_mm_shufle_ps): Ditto.
17728 (_mm_prefetch): Ditto.
17730 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17732 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17733 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17734 * real.c (encode_i370_single, decode_i370_single,
17735 encode_i370_double, decode_i370_double): Functions removed.
17736 (i370_single_format, i370_double_format): Initializations removed.
17737 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17738 Consider the log2_b field to always be one.
17739 (ieee_single_format, mips_single_format, coldfire_single_format,
17740 ieee_double_format, mips_double_format, coldfire_double_format,
17741 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17742 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17743 ibm_extended_format, mips_extended_format, ieee_quad_format,
17744 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17745 decimal_single_format, decimal_double_format, decimal_quad_format,
17746 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17747 initialization of log2_b.
17748 * real.h (i370_single_format, i370_double_format): Declarations
17750 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17751 field to always be one.
17753 2007-05-21 Andreas Schwab <schwab@suse.de>
17755 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17756 NOTE_INSN_BASIC_BLOCK_P.
17757 (process_for_unwind_directive): Likewise.
17759 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17761 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17762 * function.h (struct function): Move va_list_gpr_size,
17763 va_list_fpr_size, function_frequency to front of bitfields. Add
17765 (current_function_calls_unwind_init): New.
17766 * except.c (expand_builtin_unwind_init): Set
17767 current_function_calls_unwind_init not
17768 current_function_has_nonlocal_label.
17769 * reload1.c (has_nonexceptional_receiver): New.
17770 (reload): Use it and current_function_calls_unwind_init to
17771 determine whether call-saved regs must be saved.
17773 2007-05-20 Jan Hubicka <jh@suse.cz>
17775 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17776 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17777 * ddg.c (create_ddg): LIkewise.
17778 * final.c (final): Remove hunk moving line number notes around since
17779 they are no longer present at this stage.
17780 (final_scan_insn): Use NOTE_KIND instead of
17781 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17782 (output_asm_label): Likewise.
17783 * reorg.c (dbr_schedule): Likewise.
17784 * haifa-sched.c (unlink_other_notes): Likewise.
17785 * mode-switching.c (optimize_mode_switching): Likewise.
17786 * graph.c (start_bb): Likewise.
17787 * rtl.def (NOTE): Update description.
17788 * jump.c (squeeze_notes): Delete.
17789 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17790 NOTE_INSN_BASIC_BLOCK_P when possible.
17791 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17792 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17793 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17794 (dwarf2out_var_location): Likewise.
17795 * cfgbuild.c (make_edges): Likewise.
17796 (find_basic_blocks_1): Likewise.
17797 * function.c (reorder_blocks_1): Likewise.
17798 (epilogue_done): Likewise.
17799 (reposition_prologue_and_epilogue_notes): Likewise.
17800 * print-rtl.c (print_rtx): Likewise; drop code for printing
17802 (print_rtl): Likewise.
17803 (print_rtl_single): Likewise.
17804 * gcse.c (insert_insn_start_bb): Likewise.
17805 * alias.c (init_alias_analysis): Likewise.
17806 * calls.c (fixup_tail_calls): Likewise.
17807 * except.c (sjlj_emit_function_enter): Likewise.
17808 * emit-rtl.c (add_insn_after): Likeiwse.
17809 (emit_label_before): Likewise.
17810 (emit_label_after): Likewise.
17811 (emit_note_before, emit_note_after, emit_note): Update
17812 parameter to be enum insn_note; do not deal with source
17814 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17815 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17817 (merge_blocks_move_successor_nojumps): Simplify now when
17818 we don't have BLOCK notes.
17819 (try_optimize_cfg): Likewise.
17820 * cfglayout.c (skip_insns_after_block): Likewise.
17821 (record_effective_endpoints): Likewise.
17822 (duplicate_insn_chain): Likewise.
17823 * varasm.c (output_constant_pool_1): Likewise.
17824 * sched-deps.c (sched_analyze): Likewise.
17825 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17827 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17828 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17829 (SET_INSN_DELETED): Simplify.
17830 (NOTE_LINE_NUMBER): Exterminate.
17831 (NOTE_LINE_KIND): New.
17832 (NOTE_INSN_BASIC_BLOCK_P): Update.
17833 (enum insn_note): Simplify.
17834 (GET_NOTE_INSN_NAME) Simplify.
17835 (emit_note_before, emit_note_after, emit_note): Update prototype.
17836 (squeeze_notes): Remove.
17837 * sched-int.h (NOTE_NOT_BB_P): Update.
17838 * resource.c (mark_target_live_regs): Update.
17839 * sched-rgn.c (debug_dependencies): Update.
17840 * sched-vis.c (print_insn): Update.
17841 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17842 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17843 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17844 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17845 (split_branches): Update.
17846 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17848 (sh_adjust_unroll_max): Exterminate.
17849 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17850 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17851 (m68hc11_reorg): Likewise.
17852 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17853 (emit_predicate_relation_info): Update.
17854 (process_for_unwind_directive): Update.
17855 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17856 (output_call): Update.
17857 * config/pa/pa.c (output_lbranch): Update.
17858 (output_millicode_call): Update.
17859 (output_call): Update.
17860 (pa_combine_instructions): Update.
17861 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17862 * config/bfin/bfin.c (gen_one_bundle): Update.
17863 * cfgrtl.c (can_delete_note_p): Update.
17864 (delete_insn): Update.
17865 (rtl_merge_blocks): Update.
17866 (commit_one_edge_insertion): Update.
17867 (rtl_verify_flow_info): Update.
17868 * stmt.c (expand_case): Do not call squeeze_notes.
17870 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17877 * c.opt (Wtype-limits): New.
17878 * doc/invoke.texi (Wtype-limits): Document it.
17879 (Wextra): Enabled by -Wextra.
17880 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17881 * c-common.c (shorten_compare): Warn with Wtype-limits.
17883 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17885 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17886 inlined function, not as a macro.
17887 (_mm_alignr_pi8): Ditto.
17888 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17889 (_mm_inserti_si64): Ditto.
17890 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17891 (_mm_extract_epi16): Ditto.
17892 (_mm_insert_epi16): Ditto.
17893 (_mm_shufflehi_epi16): Ditto.
17894 (_mm_shufflelo_epi16): Ditto.
17895 (_mm_shuffle_epi32): Ditto.
17896 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17897 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17899 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17901 (_m_to_float): Use C89 compatible assignment.
17903 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17906 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17908 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17911 * doc/invoke.texi (Wreturn-type): Complete description.
17912 (Wextra): Delete item about return-type warning.
17913 * c-decl.c: Delete redundant Wextra warning.
17915 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17918 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17919 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17920 inlined function, not as a macro.
17921 (_mm_prefetch): Ditto.
17922 (_m_pextrw): Ditto.
17923 (_mm_insert_pi16): Ditto.
17924 (_m_pinsrw): Ditto.
17925 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17926 (_m_pshufw): Ditto. Add const to __N argument.
17927 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17928 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17929 (_mm_slli_epi32): Ditto.
17930 (_mm_srli_si128): Implement as always inlined function, not as a
17931 macro. Add __inline to function declaration.
17932 (_mm_slli_si128): Ditto.
17934 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17936 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17937 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17939 (struct fenv): New structure.
17940 (FP_HANDLE_EXCEPTIONS): New define.
17941 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17942 (_FP_DECL_EXP): New define.
17943 (FP_INIT_ROUNDMODE): New define.
17944 (FP_ROUNDMODE): New define.
17946 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17948 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17949 (Wconversion): Update description.
17950 (Wconversion-sign): New.
17951 * c.opt (Wconversion-sign): New.
17952 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17953 means disabled for C++. Otherwise, take the status of Wconversion.
17954 * c-common.c (conversion_warning): Warn with either Wconversion or
17956 (warnings_for_convert_and_check): Conditions are already checked by
17957 conversion_warning.
17958 (convert_and_check): Don't check warnings if the conversion failed.
17960 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17961 Anatoly Sokolov <aesok@dol.ru>
17963 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17964 avr_epilogue_uses) : Add declaration.
17965 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17966 * config/avr/constraints.md (R): New constraint.
17967 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17968 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17969 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17970 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17971 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17972 call_prologue_saves, epilogue_restores, return_from_epilogue,
17973 return_from_main_epilogue, return_from_interrupt_epilogue,
17974 return_from_naked_epilogue, prologue, epilogue): New patterns.
17975 (jump): Handle symbol reference.
17976 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17977 avr_output_function_prologue, avr_output_function_epilogue): Remove
17979 (avr_init_machine_status, expand_prologue, expand_epilogue,
17980 avr_asm_function_end_prologue, avr_epilogue_uses,
17981 avr_asm_function_begin_epilogue): New functions.
17982 (prologue_size, epilogue_size, jump_tables_size): Remove global
17984 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17985 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17986 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17987 (avr_override_options): Initialise init_machine_status.
17988 (output_movhi): Handle all stack pointer loads.
17989 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17990 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17991 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17992 (EPILOGUE_USES) Redefine.
17993 (machine_function) Declare.
17995 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17997 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17998 Use a single return statement.
18000 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18002 PR middle-end/30250
18003 * builtins.c (do_mpfr_lgamma_r): New.
18004 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18005 * tree.h (CASE_FLT_FN_REENT): New.
18007 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18009 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18010 (output_die): Use 'unsigned long' with %x.
18011 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18012 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18013 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18015 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18017 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18022 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18023 true if function has no argument.
18025 2007-05-18 DJ Delorie <dj@redhat.com>
18027 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18028 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18030 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18032 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18033 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18034 count_trailing_zeros.
18035 (__i386__): Implement count_leading_zeros using __builtin_clz().
18036 Implement count_trailing_zeros usign __builtin_ctz().
18038 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18040 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18042 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18044 PR middle-end/31344
18045 * expr.c (emit_move_change_mode): Change mode of push operands here.
18047 2007-05-17 Ian Lance Taylor <iant@google.com>
18049 PR tree-optimization/31953
18050 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18051 Change all callers.
18052 (set_value_range_to_null): Call set_value_range_to_value.
18053 (extract_range_from_comparison): Likewise.
18055 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18057 * toplev.c (print_version): Output GMP/MPFR version info.
18059 * builtins.c (CASE_MATHFN_REENT): New macro.
18060 (mathfn_built_in): Use it.
18061 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18062 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18063 BUILT_IN_LGAMMAL_R): New.
18064 * doc/extend.texi: Document new builtins.
18066 PR middle-end/31796
18067 * builtins.c (do_mpfr_remquo): New.
18068 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18069 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18071 PR middle-end/30251
18072 * builtins.c (fold_builtin_1): Handle y0, y1.
18073 (fold_builtin_2): Handle yn.
18075 PR middle-end/30251
18076 * builtins.c (do_mpfr_bessel_n): New.
18077 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18078 (fold_builtin_2): Handle BUILT_IN_JN.
18080 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18083 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18084 TYPE_PRECISION (intmax_type_node).
18086 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18089 * reload.c (subst_reloads): Remove checking.
18091 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18093 PR rtl-optimization/31691
18094 * combine.c (simplify_set): Build a new src pattern instead of
18095 substituting its operands in the COMPARE case.
18097 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18099 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18100 (execute_vrp): Preserve loops through jump threading.
18101 * tree-ssa-threadupdate.c (thread_single_edge,
18102 dbds_continue_enumeration_p, determine_bb_domination_status,
18103 thread_through_loop_header): New functions.
18104 (create_edge_and_update_destination_phis,
18105 create_edge_and_update_destination_phis): Set loops for the new blocks.
18106 (prune_undesirable_thread_requests): Removed.
18107 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18109 (thread_block): Do not call prune_undesirable_thread_requests.
18111 (mark_threaded_blocks): Select edges to thread here.
18112 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18113 Thread edges through loop headers independently.
18114 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18115 * tree-pass.h (TODO_mark_first_instance): New.
18116 (first_pass_instance): Declare.
18117 * cfghooks.c (duplicate_block): Put the block to the original loop
18118 if copy is not specified.
18119 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18120 jump threading. Pass may_peel_loop_headers to
18121 thread_through_all_blocks according to first_pass_instance.
18122 * cfgloop.h (create_preheader): Declare.
18123 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18124 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18125 * passes.c (first_pass_instance): New variable.
18126 (next_pass_1): Set TODO_mark_first_instance.
18127 (execute_todo): Set first_pass_instance.
18129 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18131 PR tree-optimization/24659
18132 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18133 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18134 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18135 OTI_vec_pack_ufix_trunc.
18136 (vec_unpacks_float_hi_optab): Define new macro.
18137 (vec_unpacks_float_lo_optab): Ditto.
18138 (vec_unpacku_float_hi_optab): Ditto.
18139 (vec_unpacku_float_lo_optab): Ditto.
18140 (vec_pack_sfix_trunc_optab): Ditto.
18141 (vec_pack_ufix_trunc_optab): Ditto.
18142 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18143 and vec_pack_[s|u]fix_trunc_optab using
18144 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18145 * tree-vectorizer.c (supportable_widening_operation): Handle
18146 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18147 (supportable_narrowing_operation): New function.
18148 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18149 * tree-vect-transform.c (vectorizable_conversion): Handle
18150 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18151 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18152 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18153 to check for target support.
18154 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18155 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18156 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18157 for VEC_PACK_FIX_TRUNC_EXPR.
18158 (expand_binop): Special case mode of the result for
18159 vec_pack_[u|s]fix_trunc_optab.
18160 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18161 vec_pack_[u|s]fix_trunc_optab.
18163 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18164 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18165 * tree-pretty-print.c (dump_generic_node): Handle
18166 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18167 VEC_PACK_FIX_TRUNC_EXPR.
18169 * expr.c (expand_expr_real_1): Ditto.
18170 * tree-inline.c (estimate_num_insns_1): Ditto.
18171 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18173 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18174 (vec_unpacks_float_lo_v8hi): Ditto.
18175 (vec_unpacku_float_hi_v8hi): Ditto.
18176 (vec_unpacku_float_lo_v8hi): Ditto.
18177 (vec_unpacks_float_hi_v4si): Ditto.
18178 (vec_unpacks_float_lo_v4si): Ditto.
18179 (vec_pack_sfix_trunc_v2df): Ditto.
18181 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18183 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18184 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18185 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18186 [vec_pack_ufix_trunc]: Ditto.
18187 [vec_unpacks_float_hi]: Ditto.
18188 [vec_unpacks_float_lo]: Ditto.
18189 [vec_unpacku_float_hi]: Ditto.
18190 [vec_unpacku_float_lo]: Ditto.
18192 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18194 * soft-fp/README: Update for new files.
18195 * soft-fp/floattisf.c: New file.
18196 * soft-fp/floattidf.c: New file.
18197 * soft-fp/floattitf.c: New file.
18198 * soft-fp/floatuntisf.c: New file.
18199 * soft-fp/floatuntidf.c: New file.
18200 * soft-fp/floatuntitf.c: New file.
18201 * soft-fp/fixsfti.c: New file.
18202 * soft-fp/fixdfti.c: New file.
18203 * soft-fp/fixtfti.c: New file.
18204 * soft-fp/fixunssfti.c: New file.
18205 * soft-fp/fixunsdfti.c: New file.
18206 * soft-fp/fixunstfti.c: New file.
18207 * soft-fp/extendxftf.c: New file.
18208 * soft-fp/trunctfxf.c: New file.
18210 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18211 (__trunctfxf2): Ditto.
18213 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18214 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18215 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18216 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18217 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18218 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18220 * config/i386/t-fprules-softfp64: New file.
18221 * config/i386/sfp-machine.h: New file.
18222 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18223 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18224 and soft-fp/t-softfp to tmake_file.
18225 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18226 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18228 * config/i386/t-linux64 (softfp_wrap_start): New.
18229 (softfp_wrap_end): New.
18230 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18231 supported for TARGET_64BIT.
18233 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18235 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18236 c_common_unsigned_type behavior.
18238 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18240 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18243 2007-05-16 Eric Christopher <echristo@apple.com>
18245 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18246 saving after stack push. Set sp_offset whenever we push.
18247 (rs6000_emit_epilogue): Move altivec register restore before
18250 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18252 * configure.ac: Allow sysroots to be relocated under $prefix as
18253 well as $exec_prefix.
18254 * configure: Regenerate.
18256 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18260 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18262 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18263 (gcc_tooldir): Likewise.
18264 * configure: Regenerate.
18265 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18266 old configure.ac gcc_tooldir setting.
18267 (prefix_to_exec_prefix): New variable.
18268 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18269 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18271 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18273 * c-typeck.c (build_binary_op): Return early for error.
18275 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18277 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18278 struct nb_iter_bound.
18279 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18280 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18281 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18282 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18283 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18284 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18285 (del_scev_info): Use ggc_free.
18286 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18287 * loop-init.c: Include ggc.h.
18288 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18289 (loop_optimizer_finalize): Use ggc_free.
18290 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18291 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18292 pass_iv_optimize): Add TODO_ggc_collect.
18293 * function.h (struct function): Remove skip marker from
18295 * cfgloop.c: Include ggc.h.
18296 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18298 (establish_preds): Vector superloops is gc allocated.
18299 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18301 (flow_loops_find): Vector larray is gc allocated.
18302 (loop_exit_free): Use ggc_free.
18303 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18304 that head of exits list is now not a part of struct loop.
18305 (record_loop_exits): Allocate exits table in gc memory.
18306 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18307 that head of exits list is now not a part of struct loop.
18308 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18309 struct loop_exit): Add GTY marker.
18310 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18311 Add skip marker to aux field. Make head of exits list a separate
18313 (struct loops): Add GTY marker. Make larray vector gc allocated.
18314 Add param marker to exits table.
18315 (get_loops): Type changed.
18316 * Makefile.in (tree-scalar-evolution.o): Add
18317 gt-tree-scalar-evolution.h dependency.
18318 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18319 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18320 * basic-block.h (struct basic_block_def): Remove skip marker from
18323 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18325 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18326 of 0 in the call to expand_expr().
18327 (expand_builtin_mathfn_3): Ditto.
18328 (expand_builtin_interclass_mathfn): Ditto.
18329 (expand_builtin_cexpi): Ditto.
18330 (expand_builtin_int_roundingfn): Ditto.
18331 (expand_builtin_int_roundingfn_2): Ditto.
18332 (expand_builtin_pow): Ditto.
18333 (expand_builtin_powi): Ditto.
18334 (expand_builtin_bswap): Ditto.
18335 (expand_builtin_unop): Ditto.
18336 (expand_builtin_fabs): Ditto.
18337 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18338 the call to expand_expr().
18339 (expand_builtin_sync_operation): Ditto.
18340 (expand_builtin_compare_and_swap): Ditto.
18341 (expand_builtin_lock_test_and_set): Ditto.
18342 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18343 instead of 0 in the call to expand_expr().
18344 (expand_builtin_extract_return_addr): Ditto.
18345 (expand_builtin_eh_return): Ditto.
18346 (expand_eh_return): Ditto.
18347 * explow.c (expr_size): Ditto.
18348 * expr.c (optimize_bitfield_assignment_op): Ditto.
18349 (expand_assignement): Ditto.
18350 (store_expr): Ditto.
18351 (store_field): Ditto.
18352 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18353 the call to expand_expr().
18354 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18355 in the call to expand_expr().
18356 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18357 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18358 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18360 * optabs.c (expand_vec_shift_expr): Ditto.
18361 (expand_vec_cond_expr): Ditto.
18362 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18363 call to expand_expr().
18364 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18365 in the call to expand_expr().
18367 2007-05-14 Dave Korn <dave.korn@artimi.com>
18369 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18371 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18373 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18374 instead of c_common_unsigned_type.
18375 (c_common_unsigned_type): Remove.
18376 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18377 c_common_unsigned_type.
18378 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18379 c_common_unsigned_type.
18380 * c-common.h (c_common_unsigned_type): Remove.
18381 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18382 c_common_unsigned_type.
18383 * c-format.c (check_format_types): Use unsigned_type_for instead of
18384 c_common_unsigned_type.
18385 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18386 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18387 of c_common_unsigned_type.
18388 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18389 lang_hooks.types.unsigned_type.
18390 * expmed.c (make_tree): Use unsigned_type_for instead of
18391 lang_hooks.types.unsigned_type.
18392 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18393 lang_hooks.types.unsigned_type.
18394 (build_range_check): Likewise.
18395 (fold_unary): Likewise.
18396 (fold_binary): Likewise.
18397 (fold_ternary): Likewise.
18398 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18399 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18400 * tree.c (get_unsigned_type): New.
18401 (unsigned_type_for): Use get_unsigned_type instead of
18402 lang_hooks.types.unsigned_type.
18404 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18406 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18407 to m68k_get_function_kind. Update its prototype.
18408 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18410 (m68k_interrupt_function_p): Return enum m68k_function_type
18411 instead of bool. Rename to m68k_get_function_kind.
18412 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18413 target is not fido.
18414 (m68k_compute_frame_layout): Don't mark any register for save
18415 if an interrupt_thread attribute is specified.
18416 (m68k_hard_regno_rename_ok): Update a use of
18417 m68k_interrupt_function_p.
18418 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18419 m68k_interrupt_function_p.
18420 (m68k_function_type): New.
18421 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18422 for a function with an interrupt_thread attribute.
18423 * doc/extend.texi: Document the interrupt_thread attribute.
18425 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18427 Fix PR tree-optimization/31911
18428 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18429 if they didn't change the expression.
18431 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18433 * tree-scalar-evolution.c (resolve_mixers): Exported.
18434 * tree-scalar-evolution.h (resolve_mixers): Declare.
18435 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18436 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18437 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18438 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18439 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18440 strip_conversion, analyze_offset_expr, address_analysis,
18441 object_analysis, analyze_offset): Removed.
18442 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18443 split_constant_offset, canonicalize_base_object_address,
18444 object_address_invariant_in_loop_p, disjoint_objects_p,
18445 dr_may_alias_p, dr_address_invariant_p): New functions.
18446 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18447 and dr_analyze_alias.
18448 (initialize_data_dependence_relation): Use dr_may_alias_p
18449 and object_address_invariant_in_loop_p.
18450 (compute_self_dependence): Handle the case when
18451 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18452 (find_data_references_in_stmt): Restrict the analysis of data
18453 references to the given loop nest.
18454 (find_data_references_in_loop): Made static. Pass loop nest to
18455 find_data_references_in_stmt.
18456 (compute_data_dependences_for_loop): Use DR_VOPS.
18457 (free_data_ref): Free DR_VOPS.
18458 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18459 (struct innermost_loop_behavior): ... new.
18460 (struct base_object_info): Replaced by ...
18461 (struct indices): ... new.
18462 (struct dr_alias): New.
18463 (enum data_ref_type): Removed.
18464 (struct data_reference): Consist of struct innermost_loop_behavior,
18465 struct indices and struct dr_alias.
18466 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18467 (DR_MEMTAG): Renamed to ...
18468 (DR_SYMBOL_TAG): ... this.
18469 (find_data_references_in_loop): Declaration removed.
18470 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18471 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18472 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18473 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18475 2007-05-13 Revital Eres <eres@il.ibm.com>
18477 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18478 which walks virtual def-use chains to find redundant stores.
18479 (dse_optimize_stmt): Call it.
18481 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18483 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18484 * passes.c (init_optimization_passes): Move pass_jump_bypass
18487 * basic-block.h (bb_has_eh_pred): Fix style issue.
18489 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18491 PR rtl-optimization/31848
18492 * loop-invariant.c (move_invariant_reg): If we move an insn
18493 with a REG_EQUAL note, and that insn is not always executed,
18494 remove the REG_EQUAL note.
18496 2007-05-12 Richard Guenther <rguenther@suse.de>
18498 PR tree-optimization/31797
18499 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18500 propagate into a stmt that has volatile ops.
18502 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18504 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18505 (gcc_tooldir): Likewise.
18506 * configure: Regenerate.
18507 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18508 old configure.ac gcc_tooldir setting.
18509 (prefix_to_exec_prefix): New variable.
18510 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18511 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18513 2007-05-11 Silvius Rus <rus@google.com>
18515 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18516 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18517 * c-common.h (strict_aliasing_warning): Change return type.
18518 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18519 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18520 (build_c_cast): Condition call to strict_aliasing_warning.
18521 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18522 * flags.h (set_Wstrict_aliasing): Declare.
18523 * opts.c (set_Wstrict_alising): Define, add call to.
18524 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18525 * tree-ssa-alias-warnings.c: New file.
18526 * tree-ssa-alias.c (compute_may_aliases): Add call to
18527 strict_aliasing_warning_backend.
18529 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18531 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18532 Use loop_depth and loop_outer accessor functions.
18533 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18534 determine_invariantness_stmt, move_computations_stmt): Ditto.
18535 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18536 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18537 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18538 * tree-scalar-evolution.c (interpret_loop_phi,
18539 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18540 instantiate_parameters_1, scev_const_prop): Ditto.
18541 * cfghooks.c (make_forwarder_block): Ditto.
18542 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18543 * modulo-sched.c (loop_canon_p): Ditto.
18544 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18545 slpeel_can_duplicate_loop_p): Ditto.
18546 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18547 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18548 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18549 cancel_loop, verify_loop_structure): Ditto.
18550 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18551 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18552 superloops vector instead of "pred" array.
18553 (establish_preds): Take father loop as an argument. Initialize the
18555 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18556 Do not initialize loop->outer.
18557 (flow_loop_tree_node_remove): Truncate the superloops vector.
18558 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18559 "pred" merged to "superloops" vector.
18560 (loop_depth, loop_outer): New.
18561 (fel_init): Use loop_outer.
18563 2007-05-11 Jan Hubicka <jh@suse.cz>
18565 * cgraphunit.c: Include gt-cgraphunit.h
18566 (static_ctors, static_dtors): New static vars.
18567 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18568 based on implementation in c-common.c
18569 (cgraph_finalize_function): Call record_cdtor_fn.
18570 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18571 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18572 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18573 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18574 build_cdtor, c_build_cdtor_fns): Remove.
18575 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18576 c_build_cdtor_fns): Remove prototype.
18578 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18581 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18582 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18583 * builtins.c (fold_builtin_memchr): New.
18584 (expand_builtin_memchr): Call the latter.
18585 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18586 * doc/extend.texi ([Other built-in functions provided by GCC]):
18589 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18591 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18592 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18593 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18594 PFPO_OP1_TYPE_SHIFT): Constants added.
18595 (DFP_ALL): Mode macro defined.
18596 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18597 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18598 Insn definitions added.
18599 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18600 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18603 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18605 PR tree-optimization/31885
18606 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18607 NULL_TREE to be undetermined.
18608 (automatically_generated_chrec_p): Return false for NULL.
18610 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18612 * config/bfin/bfin.h (MOVE_RATIO): Define.
18614 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18616 * config.gcc (sparc-wrs-vxworks): New target.
18617 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18618 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18619 * config/sparc/sparc.h: Include vxworks-dummy.h.
18620 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18621 include LABEL_REFs too.
18622 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18623 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18625 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18627 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18628 (sparc_emit_call_insn): New function.
18629 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18630 functions when generating VxWorks PIC.
18631 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18632 (call, call_value): Use sparc_emit_call_insn instead of
18635 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18637 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18639 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18641 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18642 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18643 split_double instead of operand_subword.
18645 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18647 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18648 * config/bfin/bfin.c (bfin_local_alignment): New function.
18649 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18651 2007-05-08 Chao-ying Fu <fu@mips.com>
18653 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18654 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18655 (smsub_widen_optab, umsub_widen_optab): Define.
18656 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18658 * genopinit.c (optabs): Fill in smsub_widen_optab and
18660 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18661 and umsub_widen_optab to implement multiply-subtract sequences.
18662 * config/mips/mips.md (*msac<u>_di): Rename to...
18663 (<u>msubsidi4): ...this. Extend condition to include
18664 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18665 of operand 0 to "ka" and use the three-operand form of msub<u>
18667 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18670 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18672 PR rtl-optimization/28011
18673 * reload.c (push_reload): Set dont_share if IN appears in OUT
18674 also when IN is a PLUS rtx.
18675 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18678 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18680 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18681 call unshare_all_decls.
18682 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18683 (unshare_all_decls): Remove.
18685 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18688 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18691 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18692 Nigel Stephens <nigel@mips.com>
18694 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18695 Update comments and all uses.
18696 (MIN_FPRS_PER_FMT): Define.
18697 * config/mips/mips.c (function_arg): Fix to correctly handle
18698 the -mips32r2 -mfp64 -mabi=32 case.
18699 (override_options): Enable use of odd-numbered registers for
18700 SFmode values on MIPS32.
18701 (mips_save_reg_p): Save whole floating-point register pair if
18702 either half is used.
18703 (compute_frame_size): Fix comment.
18705 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18707 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18708 argument of type bool.
18709 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18710 argument. Safely select temporary P register according to it.
18711 (do_link): Change call site of add_to_reg accordingly.
18712 (do_unlink): Add epilogue_p as a fourth argument and pass it
18714 (expand_interrupt_handler_epilogue): Change call of do_unlink
18716 (bfin_expand_prologue): Add a third argument sibcall_p.
18717 * config/bfin/bfin.md (epilogue): Change call of
18718 bfin_expand_epilogue accordingly.
18719 (sibcall_epilogue): Likewise.
18720 (eh_return_internal): Likewise.
18722 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18723 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18724 * config/bfin/bfin.c (bfin_handle_option): Handle
18725 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18726 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18727 Support bf534, bf536 and bf561.
18728 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18730 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18733 * config/i386/i386.c (ix86_function_regparm): Process local
18734 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18736 2007-05-07 Mike Stump <mrs@apple.com>
18738 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18739 also checks for and while statements in C++.
18741 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18743 * gcc.c (at_file_supplied): New variable.
18744 (main): Set it if we expanded argv.
18745 (do_spec_1): Pass an @-file to the linker if we were called with
18746 an @-file argument and HAVE_GNU_LD.
18747 * collect2.c (at_file_supplied): New variable.
18748 (response_file): New variable.
18749 (collect_exit): Unlink response_file if necessary.
18750 (handler): Likewise.
18751 (do_wait): Likewise.
18752 (main): Set at_file_supplied if we expanded argv.
18753 (collect_execute): Pass an @-file to subprocesses if we were called
18754 with an @-file argument.
18755 * configure.ac: Add define for HAVE_GNU_LD.
18756 * configure: Regenerate.
18757 * config.in: Regenerate.
18759 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18761 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18762 operand to HI mode.
18767 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18769 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18770 (TARGET_ENCODE_SECTION_INFO): Re-define.
18771 (m32c_encode_section_info): New
18772 (function_vector_handler): New
18773 (current_function_special_page_vector): New
18774 (m32c_special_page_vector_p): New.
18775 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18777 * config/m32c/jump.md: Added instruction JSRS for functions
18778 with attribute "function_vector".
18779 * doc/extend.texi (function_vector): Added description
18780 for M16C, M32C targets.
18782 2007-05-07 DJ Delorie <dj@redhat.com>
18785 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18786 ashrpsi3, lshrpsi3): Update shift count constraint.
18788 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18789 Nathan Froyd <froydnj@codesourcery.com>
18792 * c-incpath.c (add_path): Strip trailing path separators.
18794 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18796 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18797 Free dominance info before purging EH edges.
18798 (eliminate_degenerate_phis): Likewise.
18799 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18801 2007-05-07 Jan Hubicka <jh@suse.cz>
18803 * gimplify.c (gimplify_expr): Do not crash when folding
18804 (void *)(int)&a + 4.
18806 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18809 * c-opts.c (lang_fortran): Make it non static.
18810 * c-common.h (lang_fortran): New prototype.
18811 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18812 -lang-fortran option was passed by the driver.
18814 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18816 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18817 of ASSERT_CHECKING. Tweak message.
18819 2007-05-06 Revital Eres <eres@il.ibm.com>
18822 * loop-unroll.c (insert_var_expansion_initialization):
18823 Initialize the expansions with -zero instead of +zero.
18825 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18827 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18828 into pic and non-pic versions. Mark r19 as used for
18829 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18830 for tgd_load, tld_load and tie_load .
18831 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18832 version of tgd_load, tld_load and tie_load depending on the
18835 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18836 Jakub Jelinek <jakub@redhat.com>
18838 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18839 (__do_global_dtors_aux): Use more paranoid loop to run
18840 destructors if HIDDEN_DTOR_LIST_END.
18841 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18843 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18845 * varasm.c (align_variable): Don't increase alignment for
18846 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18847 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18849 2007-05-04 Josh Conner <jconner@apple.com>
18851 * basic-block.h (cdi_direction): Assign values to all enumeration
18853 (dom_computed): Remove.
18854 (dom_info_state): New.
18855 (set_dom_info_availability): New.
18856 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18857 walk_data.dom_direction.
18858 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18859 instead of dom_computed[].
18860 (split_edge): Likewise.
18861 (create_basic_block): Likewise.
18862 (merge_blocks): Likewise.
18863 * ifcvt.c (find_if_header): Likewise.
18864 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18865 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18866 * tree-ssa.c (verify_ssa): Likewise.
18867 * tree-cfg.c (tree_verify_flow_info): Likewise.
18868 (remove_edge_and_dominated_blocks): Likewise.
18869 * dominance.c (dom_computed): Make static.
18870 (calc_dfs_tree_nonrec): Change third param to a bool.
18871 (calc_dfs_tree): Change second param to a bool.
18872 (calc_idioms): Change second param to a bool. Use
18873 dom_convert_dir_to_idx.
18874 (init_dom_info): Validate dir before using.
18875 (dom_convert_dir_to_idx): New.
18876 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18877 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18878 (free_dominance_info): Use dom_convert_dir_to_idx.
18879 (get_immediate_dominator): Likewise.
18880 (set_immediate_dominator): Likewise.
18881 (get_dominated_by): Likewise.
18882 (redirect_immediate_dominators): Likewise.
18883 (nearest_common_denominator): Likewise.
18884 (dominated_by_p): Likewise.
18885 (bb_dom_dfs_in): Likewise.
18886 (bb_dom_dfs_out): Likewise.
18887 (recount_dominator): Likewise.
18888 (iterate_fix_dominators): Likewise.
18889 (add_to_dominance_info): Likewise.
18890 (delete_from_dominance_info): Likewise.
18891 (first_dom_son): Likewise.
18892 (next_dom_son): Likewise.
18893 (dom_info_available_p): Likewise.
18894 (dom_info_state): New.
18895 (set_dom_info_availability): New.
18897 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18899 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18901 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18903 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18905 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18906 (subdi3, subdi_carry): Delete.
18908 2007-05-04 Jan Hubicka <jh@suse.cz>
18909 Richard Guenther <rguenther@suse.de>
18911 * opts.c (decode_options): Do not fiddle with inlining
18912 parameters in case of optimizing for size.
18913 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18914 for size do nothing.
18915 (cgraph_decide_inlining_of_small_function): When optimizing for
18916 size never inline functions increasing caller size.
18917 (cgraph_early_inlining): Inline for size when optimizing for size.
18919 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18921 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18922 logical operations piecewise.
18923 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18924 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18925 subdi_sesidi_di): Delete.
18926 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18927 the generated sequence. Allow three-reg add in constraints. Rewrite
18928 the rtl expression for carry to avoid zero_extend of a constant.
18929 (sub_with_carry): New pattern.
18930 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18931 different sequence not involving jumps.
18932 (notbi): Now a named pattern.
18934 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18936 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18937 Add the note about a significant loss of accuracy of some
18938 mathematical routines when these options are used.
18940 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18942 * haifa-sched.c (rtx_vec_t): New typedef.
18943 (contributes_to_priority_p): Extract piece of priority () into new
18945 (priority): Use the function. Add assertion.
18946 (rank_for_schedule, set_priorities): Add assertion to check that
18947 insn's priority is initialized.
18948 (clear_priorities, calc_priorities): Change signature. Make it update
18949 all relevant insns. Update all callers ('add_to_speculative_block ()'
18950 and 'create_block_check_twin ()').
18951 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18952 Add new field 'priority_status'.
18953 (INSN_PRIORITY_STATUS): New macro.
18954 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18956 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18958 * sched-ebb.c (debug_ebb_dependencies): New static function.
18959 (init_ready_list): Use it.
18961 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18962 with changed signature and 'debug_rgn_dependencies ()'.
18963 (debug_rgn_dependencies): New static function.
18964 (init_ready_list): Use it.
18966 * sched-int.h (debug_dependencies): Declare.
18968 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18970 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18972 2007-05-04 Dirk Mueller <dmueller@suse.de>
18974 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18976 2007-05-03 Jan Hubicka <jh@suse.cz>
18978 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18979 ((T1)X op (T1)Y), for pointer type in more cases than before.
18981 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18983 * tree-object-size.c (plus_expr_object_size): When operand size is
18984 unknown, return unknown.
18986 2007-05-03 Dirk Mueller <dmueller@suse.de>
18988 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18990 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18993 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18995 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18997 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18999 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19001 * config/soft-fp/double.h, config/soft-fp/extended.h,
19002 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19003 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19004 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19005 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19008 2007-05-03 Ian Lance Taylor <iant@google.com>
19010 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19011 MASK_PPC_GFXOPT for 8540 or 8548.
19013 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19015 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19016 vect_print_dump_info() to output debug information.
19018 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19021 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19022 operands of size 2 when operand is not MEM_P.
19024 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19026 PR tree-optimization/30565
19027 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19029 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19031 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19032 (umulsi3_highpart): Use them.
19033 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19034 for final accumulator to D regisster tranfser.
19036 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19038 PR tree-optimization/31699
19039 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19041 (vect_enhance_data_refs_alignment): Compute peel amount using
19042 TYPE_VECTOR_SUBPARTS instead of vf.
19043 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19045 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19048 * system.h: Remove inclusion of double-int.h
19049 * tree.h: Include double-int.h
19050 * gengtype.c: Likewise
19051 * cfgloop.h: Likewise
19052 * Makefile.in: Adjust dependencies on double-int.h
19054 2007-05-02 Eric Christopher <echristo@apple.com>
19056 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19057 -shared to -Zdynamiclib.
19059 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19062 * c-common.c (strip_pointer_or_array_types): New function.
19063 * c-common.h (strip_pointer_or_array_types): New function declaration.
19065 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19067 PR tree-optimization/31771
19068 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19070 2007-05-02 Paul Brook <paul@codesourcery.com>
19072 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19074 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19076 PR middle-end/29715
19077 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19080 2007-05-02 Nick Clifton <nickc@redhat.com>
19082 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19084 2007-05-02 Richard Guenther <rguenther@suse.de>
19086 PR tree-optimization/31146
19087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19088 argument, single_use_p. If we have a single use that is
19089 a conversion to the definition rhs type, propagate that rhs.
19090 (forward_propagate_addr_expr): Pass single_use_p argument
19091 to forward_propagate_addr_expr_1.
19093 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19095 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19098 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19100 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19101 'AMD Family 10 core'.
19103 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19105 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19106 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19107 with SSE3 instruction set support.
19108 * doc/invoke.texi: Likewise.
19110 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19112 * config/i386/i386.c (override_options): Tuning 32-byte loop
19113 alignment for amdfam10 architecture. Increasing the max loop
19114 alignment to 24 bytes.
19116 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19118 * config/m68k/constraints.md: New.
19119 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19120 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19121 EXTRA_CONSTRAINT): Remove.
19122 * config/m68k/m68k.md: Include constraints.md.
19123 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19125 2007-05-01 Ian Lance Taylor <iant@google.com>
19127 PR tree-optimization/31739
19128 * tree-vrp.c (vrp_val_is_max): New static function.
19129 (vrp_val_is_min): New static function.
19130 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19132 (set_value_range): Use vrp_val_is_{max,min}.
19133 (extract_range_from_assert): Likewise.
19134 (extract_range_from_binary_expr): Likewise.
19135 (extract_range_from_unary_expr): Likewise.
19136 (dump_value_range, vrp_meet): Likewise.
19137 (vrp_visit_phi_node): Likewise.
19138 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19140 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19142 * config/i386/gmon-sol2.c (size_t): New type.
19143 (intptr_t): Likewise.
19144 (s_textsize): Declare as size_t.
19146 (monstartup): Use size_t for sizes.
19147 (_mcount): Save and restore registers.
19148 (internal_mcount): Pass 0 as the first argument to monstartup
19150 (moncontrol): Convert pointer to appropriately sized integer
19151 before passing to profil.
19153 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19155 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19156 __NO_FPRS__, not just if _SOFT_DOUBLE.
19157 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19158 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19159 also for E500 double.
19160 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19161 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19164 2007-05-01 Richard Guenther <rguenther@suse.de>
19166 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19169 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19171 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19173 2007-05-01 Jan Hubicka <jh@suse.cz>
19175 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19178 2007-05-01 Jan Hubicka <jh@suse.cz>
19180 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19181 (maybe_fold_offset_to_reference): Declare.
19182 * fold-const.c (fold_unary): Do not fold
19183 (type *)&A into &A->field_of_type_and_offset_0
19184 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19185 size is unknown, give up.
19186 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19188 (maybe_fold_offset_to_reference): New.
19189 (maybe_fold_stmt_indirect): Use it.
19190 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19191 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19193 (gimplify_expr): Likewise for plus_expr.
19195 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19197 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19198 bsi_after_labels. Always insert statements before bsi.
19199 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19200 * predict.c (apply_return_prediction): Check for empty blocks.
19201 * cfgexpand.c (lab_rtx_for_bb): New variable.
19202 (label_rtx_for_bb): Do not create new tree labels.
19203 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19204 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19205 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19207 (label_for_bb): Add field used.
19208 (update_eh_label, main_block_label): Mark the label used.
19209 (cleanup_dead_labels): Remove unused labels.
19211 2007-05-01 Richard Guenther <rguenther@suse.de>
19213 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19214 if it is not about to be set.
19215 (get_value_range): Do not pre-allocate equiv bitmap.
19216 (update_value_range): No need to clear equiv field.
19217 (add_equivalence): Change prototype to get bitmap pointer.
19218 Allocate bitmap here if it is not already.
19219 (extract_range_from_assert): Do not allocate bitmap here.
19220 Update callers to add_equivalence.
19221 (extract_range_from_ssa_name): Likewise.
19222 (get_vr_for_comparison): New static helper.
19223 (compare_name_with_value): Handle NULL equiv bitmap by
19224 peeling the first iteration of the comparison loop.
19225 Use get_vr_for_comparison.
19226 (compare_names): Handle NULL equiv bitmaps by using fake
19227 ones. Use get_vr_for_comparison.
19229 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19231 * double-int.c (mpz_set_double_int): Moved from
19232 tree-ssa-loop-niter.c.
19233 (mpz_get_double_int): Likewise; also, add option to wrap
19234 out-of-range integers.
19235 * double-int.h: New prototypes for above.
19236 * tree.c (get_static_type_bounds): Moved from
19237 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19238 TYPE_MAX_VALUE if they exist..
19239 * tree.h: New prototype for above.
19240 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19241 get_type_bounds calls.
19242 (mpz_set_double_int): Move to double-int.c.
19243 (get_type_bounds): Move to tree.c, rename to
19244 get_static_type_bounds.
19245 (mpz_to_double_int): Move to double-int.c, rename to
19246 mpz_get_double_int.
19248 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19250 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19251 DIV0 exception can fall through to a normal return.
19253 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19255 PR middle-end/22156
19256 Temporarily revert:
19257 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19258 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19259 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19260 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19261 initialize align to silence bogus warning.
19262 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19263 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19265 (struct sra_walk_fns): Remove use_all parameter from use.
19266 (sra_hash_tree): Handle BIT_FIELD_REFs.
19267 (sra_elt_hash): Don't hash bitfld blocks.
19268 (sra_elt_eq): Skip them in parent compares as well. Handle
19270 (sra_walk_expr): Don't maintain or pass down use_all_p.
19271 (scan_use): Remove use_all parameter.
19272 (scalarize_use): Likewise. Re-expand assignment to
19273 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19274 output, and re-scalarize after output. Don't mark anything
19276 (scalarize_ldst): Adjust.
19277 (scalarize_walk_gimple_modify_statement): Likewise.
19278 (build_element_name_1): Handle BIT_FIELD_REFs.
19279 (instantiate_element): Don't warn for any element whose parent
19280 is used as a whole.
19281 (instantiate_missing_elements_1): Return the sra_elt.
19282 (canon_type_for_field): New.
19283 (try_instantiate_multiple_fields): New.
19284 (instantiate_missing_elemnts): Use them.
19285 (mark_no_warning): Removed.
19286 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19287 (REPLDUP, sra_build_elt_assignment): New.
19288 (generate_copy_inout): Use them.
19289 (generate_element_copy): Likewise. Handle bitfld differences.
19290 (generate_element_zero): Don't recurse for blocks. Use
19291 sra_build_elt_assignment.
19292 (generate_one_element_int): Take elt instead of var. Use
19293 sra_build_elt_assignment.
19294 (generate_element_init_1): Adjust.
19295 (scalarize_use, scalarize_copy): Use REPLDUP.
19296 (scalarize_ldst): Move assert before dereference.
19297 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19299 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19302 * tree.c (reconstruct_complex_type): Reconstruct a reference
19304 Also use the same mode for the pointer as the old pointer type.
19306 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19308 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19311 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19313 PR rtl-optimization/31676
19314 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19315 (df_refs_record): Call it.
19317 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19319 * rtl.def (SS_ABS): New code.
19320 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19321 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19322 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19323 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19324 (bfin_init_builtins): Define them.
19325 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19326 (bfin_expand_builtin): ... and handle the others here.
19327 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19328 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19329 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19330 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19331 operand is only HImode.
19333 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19335 * regclass.c (scan_one_insn): Remove splitting of
19338 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19339 Nigel Stephens <nigel@mips.com>
19341 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19343 2007-04-28 Jan Hubicka <jh@suse.cz>
19345 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19346 insn_locators_alloc instead of insn_locators_initialize;
19347 call reset_block_changes.
19348 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19349 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19350 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19351 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19352 * config/score/score.c (th_output_mi_thunk): Likewise.
19353 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19354 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19355 tolerate uninitialized locator info.
19358 * function.c (init_function_start): Don't init line number info.
19359 (expand_function_end): Update.
19360 (reset_block_changes, record_block_change, finalize_block_changes,
19361 check_block_change, free_block_changes): Kill.
19362 * function.h (reset_block_changes, record_block_change,
19363 finalize_block_changes, check_block_change, free_block_changes):
19365 (struct function): Remove ib_boundaries_block.
19366 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19367 Use curr_insn_locator to initialize locator.
19368 (emit_line_note): Remove.
19369 * cfgexpand.c (expand_gimple_cond_expr): Update.
19370 (construct_exit_block): Likewise.
19371 (tree_expand_cfg): Initialize/finalize locators.
19372 * expr.c (expand_expr_real): Update.
19373 * cfglayout.c (line_locators_locs, line_locators_lines,
19374 file_locators_locs, file_locators_files): Remove.
19375 (set_block_levels): Move to cfgexpand.c.
19376 (insn_locators_initialize): Remove.
19377 (pass_insn_locators_initialize): Remove.
19378 (locations_locators_locs, locations_locators_vals): New static vars.
19379 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19381 (insn_locators_alloc, insn_locators_finalize,
19382 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19384 (locator_location): New.
19385 (locator_line, locator_file): Rewrite.
19386 * rtl.h (emit_line_note): Kill.
19387 (insn_locators_alloc, insn_locators_finalize,
19388 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19390 * tree-inline.c (initialize_cfun): Do not initialize
19391 ib_boundaries_block.
19392 * passes.c (pass_insn_locators_initialize): Remove.
19394 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19396 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19397 info. Update last_basic_block correctly.
19399 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19402 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19403 register itself to hold the offset constant. Tell flow the use
19404 of r4 and r5 when they are used.
19406 2007-04-27 Richard Guenther <rguenther@suse.de>
19408 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19409 if we simplified anything.
19410 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19411 warnings until we did a simplification and the stmt was not
19412 marked as TREE_NO_WARNING.
19414 2007-04-27 Mike Stump <mrs@apple.com>
19416 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19418 2007-04-27 Ian Lance Taylor <iant@google.com>
19420 PR middle-end/31710
19421 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19422 TYPE_MAX_VALUE exist, convert them to the new type.
19424 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19426 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19427 if it claims to be available.
19428 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19429 edge is redirected.
19430 (perform_tree_ssa_dce): Always free postdominators.
19432 2007-04-27 Richard Henderson <rth@redhat.com>
19434 * config/alpha/predicates.md (aligned_memory_operand): Mark
19435 as define_special_predicate.
19436 (unaligned_memory_operand, normal_memory_operand): Likewise.
19437 (reg_or_unaligned_mem_operand): Remove.
19438 (any_memory_operand): Match the documentation and check for
19439 non-renumbered pseudos during reload.
19440 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19441 alpha_secondary_reload_class, update to new interface, make static.
19442 Handle CQImode like HImode. Remove FP subreg check.
19443 (alpha_expand_mov): Use replace_equiv_address.
19444 (alpha_expand_mov_nobwx): Use any_memory_operand.
19445 (TARGET_SECONDARY_RELOAD): New.
19446 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19447 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19448 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19449 * config/alpha/alpha.md: ... here.
19450 (RELOAD12, reloadmode): New.
19452 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19453 Don't handle the aligned case here.
19454 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19455 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19456 reload_inhi_help. Don't expect a scratch register.
19457 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19459 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19461 2007-04-27 Richard Guenther <rguenther@suse.de>
19463 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19465 2007-04-27 Richard Guenther <rguenther@suse.de>
19467 PR tree-optimization/30965
19468 PR tree-optimization/30978
19469 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19470 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19471 (find_equivalent_equality_comparison): Likewise.
19472 (simplify_cond): Likewise.
19473 (get_prop_source_stmt): New helper.
19474 (get_prop_dest_stmt): Likewise.
19475 (can_propagate_from): Likewise.
19476 (remove_prop_source_from_use): Likewise.
19477 (combine_cond_expr_cond): Likewise.
19478 (forward_propagate_comparison): New function.
19479 (forward_propagate_into_cond): Rewrite to use fold for
19481 (tree_ssa_forward_propagate_single_use_vars): Call
19482 forward_propagate_comparison to propagate comparisons.
19484 2007-04-27 Richard Guenther <rguenther@suse.de>
19486 PR tree-optimization/31715
19487 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19488 sure to do computation on the offset in an appropriate
19491 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19493 * reload.h (elimination_target_reg_p): Declare.
19494 * reload.c (find_reloads): Don't apply the reg_rtx move
19495 optimization if the SET_DEST satisfies elimination_target_reg_p.
19496 * reload1.c (elimination_target_reg_p): New function.
19497 (gen_reload): In the move/add2 fallback, make sure that op0
19498 does not overlap the destination register.
19500 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19502 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19503 transform only GIMPLE_MODIFY_STMTs.
19504 * tree-complex.c (expand_complex_operations_1): Ditto.
19505 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19506 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19507 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19509 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19510 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19511 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19512 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19513 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19514 slpeel_add_loop_guard): Ditto.
19515 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19516 * lambda-code.c (perfect_nestify): Ditto.
19517 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19518 before the first statement.
19519 * tree-optimize.c (execute_free_datastructures): Fix comments.
19520 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19521 * tree-flow.h (disband_implicit_edges): Declaration removed.
19522 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19524 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19525 COND_EXPRs without gotos.
19526 (disband_implicit_edges, has_label_p): Removed.
19527 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19528 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19530 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19532 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19533 also for COND_EXPRs.
19534 * cfgexpand.c (label_rtx_for_bb): New function.
19535 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19536 Use label_rtx_for_bb to find the labels.
19537 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19538 last block. Detect fallthru edges.
19540 2007-04-26 Ian Lance Taylor <iant@google.com>
19543 * reload.c (find_reloads_subreg_address): If the address was valid
19544 in the original mode but not in the new mode, reload the whole
19547 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19549 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19550 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19551 (cleanup_control_expr_graph): Do not invalidate dominance info.
19552 Record altered blocks.
19553 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19554 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19555 cleanup_tree_cfg_bb): New functions.
19556 (remove_forwarder_block): Do not maintain the worklist of blocks.
19557 Record altered blocks.
19558 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19559 not over whole cfg.
19560 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19561 delete_unreachable_blocks if dominators are not available.
19562 * tree-inline.c (optimize_inline_calls): Free dominance information
19564 * tree-flow.h (remove_edge_and_dominated_blocks,
19565 cfgcleanup_altered_bbs): Altered.
19566 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19568 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19570 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19571 do not invalidate dominators.
19573 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19575 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19576 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19578 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19580 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19582 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19584 2007-04-26 Richard Guenther <rguenther@suse.de>
19586 PR tree-optimization/31703
19587 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19588 the right type for the target of the bittest.
19590 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19592 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19593 ix86_sol10_return_in_memory.
19595 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19597 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19600 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19603 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19605 PR tree-optimization/30558
19606 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19607 clear this_state.prev_try.
19609 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19610 Mark Mitchell <mark@codesourcery.com>
19612 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19613 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19614 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19616 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19619 * doc/invoke.texi (%:print-asm-header): Document.
19620 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19622 (static_spec_functions): Add print-asm-header.
19623 (main): Print a banner before the --target-help linker options.
19624 (print_asm_header_spec_function): New function.
19626 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19629 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19630 (movsf_ie): Likewise.
19632 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19634 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19636 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19638 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19639 exception for divide-by-zero.
19640 (__umodsi3, __modsi3): Likewise.
19642 2007-04-25 Dirk Mueller <dmueller@suse.de>
19644 * c-typeck.c (build_compound_expr): Annotate warning()
19645 call with OPT_Wunused_value.
19646 * tree-ssa.c (warn_uninit): Annotate warning with
19648 * c-common.c (handle_sentinel_attribute): Annotate warning
19649 call with OPT_Wattributes.
19651 2007-04-25 Thiemo Seufer <ths@mips.com>
19653 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19654 (mips16): Fix typo.
19655 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19656 on to the assembler. Improve handling of -mno-mips16. Add handling
19657 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19658 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19659 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19660 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19662 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19665 * config/i386/winnt.c (i386_pe_file_end): Strip only
19666 USER_LABEL_PREFIX when writing export name.
19668 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19670 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19671 sh/elf.h, vx-common.h and vxworks.h.
19672 * config/sh/sh.h: Include config/vxworks-dummy.h.
19673 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19674 (OVERRIDE_OPTIONS): Use it.
19675 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19676 (vxworks_picreg): New pattern.
19677 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19678 VXWORKS_OS_CPP_BUILTINS.
19679 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19680 to their VXWORKS_* equivalents.
19681 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19682 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19683 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19684 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19685 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19686 -mrtp/-fPIC multilibs.
19687 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19688 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19689 (MULTILIB_OSDIRNAMES): Delete.
19691 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19694 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19696 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19698 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19699 rounding mode to be specified by the caller.
19700 (real_to_mpfr) Likewise.
19701 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19702 include new arguments.
19703 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19705 2007-04-24 Ian Lance Taylor <iant@google.com>
19707 PR tree-optimization/31605
19708 * tree-vrp.c (set_value_range): Check that min and max are not
19709 both overflow infinities.
19710 (set_value_range_to_value): New static function.
19711 (extract_range_from_binary_expr): Call set_value_range_to_value.
19712 (extract_range_from_cond_expr): Likewise.
19713 (extract_range_from_expr): Likewise.
19714 (extract_range_from_unary_expr): Likewise. Don't create a range
19715 which overflows on both sides.
19716 (vrp_meet): Check for a useless range.
19717 (vrp_visit_phi_node): If we see a constant which looks like an
19718 overflow infinity, turn off the TREE_OVERFLOW flag.
19720 2007-04-24 Ian Lance Taylor <iant@google.com>
19722 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19724 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19726 PR diagnostic/25923
19727 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19728 diagnostic message is being built.
19729 * tree-pretty-print.c (dump_generic_node): Only write the
19730 formatted text into BUFFER's stream if we are not building a
19731 diagnostic message.
19732 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19734 * Makefile.in (toplev.o): Depend on tree-pass.h.
19736 2007-04-24 Ian Lance Taylor <iant@google.com>
19738 PR tree-optimization/31602
19739 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19740 conditionals in the copied loop header.
19741 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19742 warnings if TREE_NO_WARNING is set.
19743 * doc/invoke.texi (Warning Options): Clarify that
19744 -Wstrict-overflow does not warn about loops.
19746 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19748 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19749 expand on the comment about _Decimal128 arguments and check the
19750 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19751 that _Decimal128 argument uses even/odd register pair.
19752 (function_arg): Ditto.
19754 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19756 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19757 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19759 2007-04-24 Richard Guenther <rguenther@suse.de>
19760 Olga Golovanevsky <olga@il.ibm.com>
19762 * fold-const.c (multiple_of_p): Check for bottom
19765 2007-04-24 Richard Henderson <rth@redhat.com>
19767 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19768 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19769 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19770 looking for non-zero bits shifted out. Avoid a recursive call
19771 when constructing the scalar.
19772 (__floatundisf): Likewise.
19774 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19776 * dwarf2out.c (field_byte_offset): Move the existing logic
19777 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19778 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19780 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19783 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19784 length argument of 0 for memset.
19785 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19786 unsigned shift instead of the signed variant.
19788 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19790 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19791 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19792 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19793 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19794 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19795 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19796 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19797 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19798 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19799 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19800 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19801 "mul<mode>3", "div<mode>3"): Insn definitions added.
19802 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19803 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19804 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19805 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19806 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19807 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19808 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19809 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19810 TARGET_FLOAT_FORMAT): Macro definitions removed.
19811 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19812 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19813 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19814 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19815 (s390_gen_rtx_const_DI): Function removed.
19816 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19818 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19820 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19821 over an external ffs function.
19823 2007-04-24 Chao-ying Fu <fu@mips.com>
19824 Richard Sandiford <richard@nildram.co.uk>
19826 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19827 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19828 (smadd_widen_optab, umadd_widen_optab): Define.
19829 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19831 * genopinit.c (optabs): Fill in smadd_widen_optab and
19833 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19834 and umadd_widen_optab to implement multiply-add sequences.
19835 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19836 (<u>maddsidi4): ...this. Extend condition to include
19837 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19838 of operand 0 to "ka" and use the three-operand form of madd<u>
19840 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19842 * config/mips/constraints.md (ka): New register constraint.
19844 2007-04-24 Jan Hubicka <j@suse.cz>
19848 2007-04-23 Jan Hubicka <jh@suse.cz>
19849 * function.c (init_function_start): Don't init line number info.
19850 (expand_function_end): Update.
19851 (reset_block_changes, record_block_change, finalize_block_changes,
19852 check_block_change, free_block_changes): Kill.
19853 * function.h (reset_block_changes, record_block_change,
19854 finalize_block_changes, check_block_change, free_block_changes):
19856 (struct function): Remove ib_boundaries_block.
19857 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19858 Use curr_insn_locator to initialize locator.
19859 (emit_line_note): Remove.
19860 * cfgexpand.c (expand_gimple_cond_expr): Update.
19861 (construct_exit_block): Likewise.
19862 (tree_expand_cfg): Initialize/finalize locators.
19863 * expr.c (expand_expr_real): Update.
19864 * cfglayout.c (line_locators_locs, line_locators_lines,
19865 file_locators_locs, file_locators_files): Remove.
19866 (set_block_levels): Move to cfgexpand.c.
19867 (insn_locators_initialize): Remove.
19868 (pass_insn_locators_initialize): Remove.
19869 (locations_locators_locs, locations_locators_vals): New static vars.
19870 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19872 (insn_locators_alloc, insn_locators_finalize,
19873 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19875 (locator_location): New.
19876 (locator_line, locator_file): Rewrite.
19877 * rtl.h (emit_line_note): Kill.
19878 (insn_locators_alloc, insn_locators_finalize,
19879 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19881 * tree-inline.c (initialize_cfun): Do not initialize
19882 ib_boundaries_block.
19883 * passes.c (pass_insn_locators_initialize): Remove.
19885 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19887 * doc/invoke.texi: Removed leading '-' from option index entries.
19889 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19891 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19893 (create_phi_node): Use set_phi_nodes.
19894 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19895 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19896 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19897 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19898 (bsi_start, bsi_last): Use bb_stmt_list.
19899 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19900 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19901 Traverse the statements using tsi iterator.
19902 * basic-block.h (struct basic_block_def): Fields stmt_list
19903 and phi_nodes moved to ...
19904 (struct tree_bb_info): ... new structure.
19905 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19906 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19907 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19908 (tree_verify_flow_info): Verify that il.tree is not set for
19909 entry and exit block.
19910 (tree_split_block): Use set_bb_stmt_list.
19912 2007-04-23 Mike Stump <mrs@apple.com>
19914 * config/i386/i386.c (ix86_tune_features
19915 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19918 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19920 * config/i386/i386.md (prefix_extra): New attribute.
19921 (length): Add prefix_extra.
19923 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19924 (sse2_movntv2di): Likewise.
19925 (sse2_cvtps2dq): Likewise.
19926 (sse2_cvtpd2pi): Likewise.
19927 (sse2_cvttpd2pi): Likewise.
19928 (*sse2_cvtpd2ps): Likewise.
19929 (*add<mode>3): Likewise.
19930 (sse2_ssadd<mode>3): Likewise.
19931 (sse2_usadd<mode>3): Likewise.
19932 (*sub<mode>3): Likewise.
19933 (sse2_sssub<mode>3): Likewise.
19934 (sse2_ussub<mode>3): Likewise.
19935 (*mulv8hi3): Likewise.
19936 (*smulv8hi3_highpart): Likewise.
19937 (*umulv8hi3_highpart): Likewise.
19938 (sse2_umulv2siv2di3): Likewise.
19939 (sse2_pmaddwd): Likewise.
19940 (ashr<mode>3): Likewise.
19941 (lshr<mode>3): Likewise.
19942 (ashl<mode>3): Likewise.
19943 (sse2_ashlti3): Likewise.
19944 (sse2_lshrti3): Likewise.
19945 (*umaxv16qi3): Likewise.
19946 (*smaxv8hi3): Likewise.
19947 (*uminv16qi3): Likewise.
19948 (*sminv8hi3): Likewise.
19949 (sse2_eq<mode>3): Likewise.
19950 (sse2_gt<mode>3): Likewise.
19951 (*and<mode>3): Likewise.
19952 (sse2_nand<mode>3): Likewise.
19953 (*ior<mode>3): Likewise.
19954 (*xor<mode>3): Likewise.
19955 (sse2_packsswb): Likewise.
19956 (sse2_packssdw): Likewise.
19957 (sse2_packuswb): Likewise.
19958 (sse2_punpckhbw): Likewise.
19959 (sse2_punpcklbw): Likewise.
19960 (sse2_punpckhwd): Likewise.
19961 (sse2_punpcklwd): Likewise.
19962 (sse2_punpckhdq): Likewise.
19963 (sse2_punpckldq): Likewise.
19964 (sse2_punpckhqdq): Likewise.
19965 (sse2_punpcklqdq): Likewise.
19966 (*sse2_pinsrw): Likewise.
19967 (*sse2_pextrw): Likewise.
19968 (sse2_pshufd_1): Likewise.
19969 (sse2_uavgv16qi3): Likewise.
19970 (sse2_uavgv8hi3): Likewise.
19971 (sse2_psadbw): Likewise.
19972 (sse2_pmovmskb): Likewise.
19973 (*sse2_maskmovdqu): Likewise.
19974 (*sse2_maskmovdqu_rex64): Likewise.
19975 (sse4a_extrqi): Likewise.
19976 (sse4a_extrq): Likewise.
19977 (sse3_lddqu): Set prefix_rep.
19978 (sse3_addsubv4sf3): Likewise.
19979 (sse3_haddv4sf3): Likewise.
19980 (sse3_hsubv4sf3): Likewise.
19981 (sse_cvtss2si): Likewise.
19982 (sse_cvtss2si_2): Likewise.
19983 (sse_cvtss2siq): Likewise.
19984 (sse_cvtss2siq_2): Likewise.
19985 (sse_cvttss2si): Likewise.
19986 (sse_cvttss2siq): Likewise.
19987 (sse2_cvttps2dq): Likewise.
19988 (sse3_movshdup): Likewise.
19989 (sse3_movsldup): Likewise.
19990 (sse2_cvtsd2si): Likewise.
19991 (sse2_cvtsd2si_2): Likewise.
19992 (sse2_cvtsd2siq): Likewise.
19993 (sse2_cvtsd2siq_2): Likewise.
19994 (sse2_cvttsd2si): Likewise.
19995 (sse2_cvttsd2siq): Likewise.
19996 (*sse2_cvtpd2dq): Likewise.
19997 (*sse2_cvttpd2dq): Likewise.
19998 (sse2_pshuflw_1): Likewise.
19999 (sse2_pshufhw_1): Likewise.
20000 (sse4a_insertqi): Likewise.
20001 (sse4a_insertq): Likewise.
20002 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20003 (ssse3_phadddv4si3): Likewise.
20004 (ssse3_phaddswv8hi3): Likewise.
20005 (ssse3_phsubwv8hi3): Likewise.
20006 (ssse3_phsubdv4si3): Likewise.
20007 (ssse3_phsubswv8hi3): Likewise.
20008 (ssse3_pmaddubswv8hi3): Likewise.
20009 (ssse3_pmulhrswv8hi3): Likewise.
20010 (ssse3_pshufbv16qi3): Likewise.
20011 (ssse3_psign<mode>3): Likewise.
20012 (ssse3_palignrti): Likewise.
20013 (abs<mode>2): Likewise.
20014 (ssse3_phaddwv4hi3): Set prefix_extra.
20015 (ssse3_phadddv2si3): Likewise.
20016 (ssse3_phaddswv4hi3): Likewise.
20017 (ssse3_phsubwv4hi3): Likewise.
20018 (ssse3_phsubdv2si3): Likewise.
20019 (ssse3_phsubswv4hi3): Likewise.
20020 (ssse3_pmaddubswv4hi3): Likewise.
20021 (ssse3_pmulhrswv4hi3): Likewise.
20022 (ssse3_pshufbv8qi3): Likewise.
20023 (ssse3_psign<mode>3): Likewise.
20024 (ssse3_palignrdi): Likewise.
20025 (abs<mode>2): Likewise.
20026 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20027 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20028 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20030 2007-04-23 Nick Clifton <nickc@redhat.com>
20032 * params.def: Fix formatting of emacs local variables.
20034 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20036 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20037 move if inter-unit move isn't allowed.
20038 Don't split moving the first element of V2DI to DI to inter-unit
20039 move if inter-unit move isn't allowed.
20041 2007-04-23 Richard Guenther <rguenther@suse.de>
20043 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20044 and CDI_POST_DOMINATORS separately.
20046 2007-04-23 Nick Clifton <nickc@redhat.com>
20048 * c.opt (Wformat-contains-nul): Add warning attribute.
20050 2007-04-23 Jan Hubicka <jh@suse.cz>
20052 * function.c (init_function_start): Don't init line number info.
20053 (expand_function_end): Update.
20054 (reset_block_changes, record_block_change, finalize_block_changes,
20055 check_block_change, free_block_changes): Kill.
20056 * function.h (reset_block_changes, record_block_change,
20057 finalize_block_changes, check_block_change, free_block_changes):
20059 (struct function): Remove ib_boundaries_block.
20060 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20061 Use curr_insn_locator to initialize locator.
20062 (emit_line_note): Remove.
20063 * cfgexpand.c (expand_gimple_cond_expr): Update.
20064 (construct_exit_block): Likewise.
20065 (tree_expand_cfg): Initialize/finalize locators.
20066 * expr.c (expand_expr_real): Update.
20067 * cfglayout.c (line_locators_locs, line_locators_lines,
20068 file_locators_locs, file_locators_files): Remove.
20069 (set_block_levels): Move to cfgexpand.c.
20070 (insn_locators_initialize): Remove.
20071 (pass_insn_locators_initialize): Remove.
20072 (locations_locators_locs, locations_locators_vals): New static vars.
20073 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20075 (insn_locators_alloc, insn_locators_finalize,
20076 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20078 (locator_location): New.
20079 (locator_line, locator_file): Rewrite.
20080 * rtl.h (emit_line_note): Kill.
20081 (insn_locators_alloc, insn_locators_finalize,
20082 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20084 * tree-inline.c (initialize_cfun): Do not initialize
20085 ib_boundaries_block.
20086 * passes.c (pass_insn_locators_initialize): Remove.
20088 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20090 PR middle-end/31448
20091 * expr.c (reduce_to_bit_field_precision): Handle
20094 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20096 PR tree-optimization/24659
20097 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20098 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20099 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20100 * genopinit.c (optabs): Rename vec_pack_mod_optab
20101 to vec_pack_trunc_optab.
20102 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20103 early for scalar floating point operands for NOP_EXPR.
20104 (vectorizable_type_promotion): Ditto.
20105 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20106 vec_pack_trunc_optab.
20107 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20109 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20110 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20111 Rename from VEC_PACK_MOD_EXPR.
20112 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20113 * expr.c (expand_expr_real_1): Ditto.
20114 * tree-inline.c (estimate_num_insns_1): Ditto.
20115 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20117 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20118 (vec_unpacks_lo_v4sf): Ditto.
20119 (vec_pack_trunc_v2df): Ditto.
20120 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20121 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20122 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20124 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20126 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20128 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20129 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20130 packing of floating point operands.
20131 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20132 represent unpacking of floating point operands.
20133 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20134 [vec_unpacks_hi]: Ditto.
20135 [vec_unpacks_lo]: Ditto.
20137 2007-04-22 Jan Hubicka <jh@suse.cz>
20139 * final.c (rest_of_handle_final): Call
20140 targetm.asm_out.constructor/targetm.asm_out.destructor
20141 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20142 proper priority via decl_*_priority_insert.
20143 * c-common.c (c_expand_body): Likewise.
20145 2007-04-22 Richard Guenther <rguenther@suse.de>
20147 PR tree-optimization/29789
20148 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20149 (rewrite_reciprocal): New helper split out from
20150 determine_invariantness_stmt.
20151 (rewrite_bittest): Likewise.
20152 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20153 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20156 2007-04-22 Revital Eres <eres@il.ibm.com>
20158 * loop-unroll.c (var_to_expand): New field to support also
20159 insns of the form x = something + x.
20160 (analyze_insn_to_expand_var): Use it.
20161 (expand_var_during_unrolling): Likewise.
20163 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20165 * predict.c: Include pointer-set.h.
20166 (bb_predictions): New variable.
20167 (tree_predicted_by_p, tree_predict_edge,
20168 remove_predictions_associated_with_edge): Use bb_predictions map
20169 instead of bb->predictions.
20170 (clear_bb_predictions, assert_is_empty): New functions.
20171 (combine_predictions_for_bb): Use bb_predictions map. Call
20172 clear_bb_predictions.
20173 (tree_estimate_probability): Create and free bb_predictions map.
20174 * Makefile.in (predict.o): Add pointer-set.h dependency.
20175 * basic-block.h (struct basic_block_def): Remove predictions
20177 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20179 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20182 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20185 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20187 * timevar.c (timevar_print): Change reference of --disable-checking to
20188 --enable-checking=release. Also warn if assert checking is disabled.
20190 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20193 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20194 decl as addressable if the compound literal was marked as
20196 Mark the decl as a gimple register if it is a complex or
20197 vector decl and does not live in memory.
20199 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20201 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20202 (GENERIC_NEXT): New function macro.
20203 (PHI_CHAIN): Use phi_node's new chain variable.
20204 (tree_phi_node): Change tree_common to tree_base
20205 and add the chain field.
20206 * tree-phinodes.c (make_phi_node): Don't set
20207 TREE_TYPE on the new node.
20208 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20209 instead of checking GIMPLE_TUPLE_P in chain_next.
20210 * tree-vect-transform.c
20211 (get_initial_def_for_induction): Look at
20212 PHI_RESULT_TREE for the type of the phi node.
20213 (update_vuses_to_preheader): Use PHI_CHAIN
20214 instead of TREE_CHAIN on the phi node.
20215 * tree-ssa-structalias.c (compute_points_to_sets):
20217 (ipa_pta_execute): Likewise.
20219 2007-04-21 Richard Guenther <rguenther@suse.de>
20221 PR middle-end/31136
20222 * fold-const.c (fold_unary): Call fold_convert_const on the
20225 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20227 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20228 (store_killed_in_pat): New.
20230 2007-04-20 Richard Henderson <rth@redhat.com>
20233 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20234 TREE_LIST with a void_type_node value, not void_list_node exactly.
20236 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20238 * doc/standards.texi: Re-arrange into language-specific
20239 subsections. Add a C++ section, documenting which standards we
20242 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20244 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20245 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20247 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20249 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20250 ecrti.o and crtbegin.o.
20251 (LIB_DEFAULT_SPEC): Include -lc.
20252 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20254 2007-04-20 Richard Henderson <rth@redhat.com>
20257 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20258 argument; update all callers.
20259 (get_unaligned_offset): New.
20260 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20261 get_unaligned_address, just pass on the address directly.
20262 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20263 the subreg in the helper patterns.
20264 (unaligned_extendqidi_le): Use get_unaligned_offset.
20265 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20266 (unaligned_extendhidi_be): Likewise.
20267 (unaligned_extendhidi): Tidy.
20268 * config/alpha/alpha-protos.h: Update.
20270 2007-04-20 Richard Henderson <rth@redhat.com>
20272 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20273 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20274 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20275 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20276 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20277 (CPP_SPEC): Don't include %(cpp_subtarget).
20278 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20279 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20280 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20282 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20284 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20285 for __builtin_ia32_cmpordss.
20287 PR tree-optimization/31632
20288 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20289 and arg1 for optimizations of comparison against min/max values.
20290 Fold arg0 to arg1's type for optimizations of comparison against
20291 min+1 and max-1 values.
20293 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20295 * reload.c (combine_reloads): When trying to use a dying register,
20296 check whether it's uninitialized and don't use if so.
20298 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20300 * fold-const.c: Remove prototypes for native_encode_expr and
20301 native_interpret_expr.
20302 (native_encode_expr): Make non-static.
20303 (native_interpret_expr): Likewise.
20304 * tree.h: Add prototypes for the above.
20306 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20308 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20309 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20310 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20311 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20312 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20313 Add length attributes.
20315 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20317 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20320 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20321 __STDC_WANT_DEC_FP__.
20323 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20325 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20326 for long double compatibility.
20327 * configure: Regenerate.
20329 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20331 PR rtl-optimization/29841
20332 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20334 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20335 that may cause control flow transfer from being moved.
20337 2007-04-18 Jan Hubicka <jh@suse.cz>
20339 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20342 2007-04-18 Eric Christopher <echristo@apple.com>
20344 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20345 only. Update operands.
20346 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20347 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20348 link register to pic register.
20350 2007-04-18 Dirk Mueller <dmueller@suse.de>
20352 PR diagnostic/31227
20353 * tree-vrp.c (search_for_addr_array): New.
20354 (check_array_bounds): Suppress warning about
20355 address taken of array refs if its not de-referenced.
20357 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20359 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20360 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20362 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20363 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20364 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20366 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20368 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20370 (vect_analyze_scalar_cycles): Fix indentation.
20371 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20372 (vect_mark_relevant): Include phis in relevance analysis.
20374 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20376 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20378 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20379 output_operand_lossage().
20381 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20383 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20384 the unused code for reduction without adjust-in-epilog to simplify the
20387 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20389 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20390 (S390_TDC_NEGATIVE_ZERO): New constant.
20391 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20392 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20393 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20394 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20395 (S390_TDC_POSITIVE_INFINITY): New constant.
20396 (S390_TDC_NEGATIVE_INFINITY): New constant.
20397 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20398 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20399 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20400 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20401 (S390_TDC_INFINITY): New constant.
20402 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20403 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20404 optimization for UNSPEC_CCZ_TO_INT.
20405 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20406 ("*ccz_to_int"): New insn.
20407 ("isinf<mode>2"): New insn.
20408 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20409 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20410 (UNSPEC_CCZ_TO_INT): New constant.
20412 2007-04-18 Richard Guenther <rguenther@suse.de>
20414 PR tree-optimization/19431
20415 PR tree-optimization/21463
20416 * tree-pass.h (pass_phiprop): Declare.
20417 * passes.c (init_optimization_passes): New phiprop pass.
20418 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20419 (phivn_valid_p): New helper function.
20420 (phiprop_insert_phi): Likewise.
20421 (propagate_with_phi): Likewise.
20422 (tree_ssa_phiprop): New propagator propagating loads
20423 through phi nodes if profitable.
20425 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20427 * tree-vect-analyze.c (process_use): New function.
20428 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20429 Check phis in all bbs.
20430 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20433 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20435 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20438 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20441 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20444 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20446 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20448 (sse_vmmulv4sf3): Likewise.
20449 (sse2_vmaddv2df3): Likewise.
20450 (sse2_vmmulv2df3): Likewise.
20452 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20454 PR rtl-optimization/31360
20455 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20456 (target_reg_cost): New.
20457 (init_set_costs): Initialize target_reg_cost. Add comments
20458 regarding the rationale of the costs.
20459 (global_cost_for_size): Renamed to...
20460 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20461 of register pressure.
20462 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20463 estimate_reg_pressure_cost. Add number of ivs.
20464 (determine_set_costs): Dump target_reg_cost.
20465 * loop-invariant.c (gain_for_invariant): Use
20466 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20467 (best_gain_for_invariant, find_invariants_to_move): Remove
20469 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20470 (target_reg_cost): Declare.
20471 (global_cost_for_size): Declaration removed.
20472 (estimate_reg_pressure_cost): Declare.
20474 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20476 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20477 regnos into even/odd register pairs.
20478 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20479 TDmode similar to the other floating point modes.
20480 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20481 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20483 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20484 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20485 (movdd_hardfloat64): Use TARGET_MFPGPR.
20487 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20489 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20492 2005-01-05 Richard Henderson <rth@redhat.com>
20494 * reload1.c (do_input_reload): Restrict the optimization deleteing
20495 a previous output reload to RELOAD_FOR_INPUT.
20497 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20499 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20500 induc_vec_info_type.
20501 (vectorizable_induction): New function declaration.
20502 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20503 check if already vectorized. Find first place in BB where new stmts
20504 can be inserted. Takes only one argument.
20505 (vectorizable_induction): New function.
20506 (vect_transform_stmt): Add case for induc_vec_info_type to call
20507 vectorizable_induction.
20508 (vect_transform_loop): Consider phis for vectorization.
20509 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20511 (analyze_operations): Call vectorizable_induction when analyzing phis.
20513 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20514 (vect_mark_relevant): Include phis in relevance analysis.
20515 (vect_mark_stmts_to_be_vectorize): Likewise.
20516 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20518 2007-04-16 Lawrence Crowl <crowl@google.com>
20520 * doc/invoke.texi (Debugging Options): Add documentation for the
20521 -femit-struct-debug options -femit-struct-debug-baseonly,
20522 -femit-struct-debug-reduced, and
20523 -femit-struct-debug-detailed[=...].
20525 * c-opts.c (c_common_handle_option): Add
20526 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20527 and OPT_femit_struct_debug_detailed_.
20528 * c.opt: Add specifications for
20529 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20530 and -femit-struct-debug-detailed[=...].
20531 * opts.c (set_struct_debug_option): Parse the
20532 -femit-struct-debug-... options.
20533 * opts.c (matches_main_base, main_input_basename,
20534 main_input_baselength, base_of_path, matches_main_base): Add
20535 variables and functions to compare header base name to compilation
20537 * opts.c (should_emit_struct_debug): Add to determine to emit a
20538 structure based on the option.
20539 (dump_struct_debug) Also disabled function to debug this
20541 * opts.c (handle_options): Save the base name of the
20544 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20545 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20546 This hook indicates if a type is generic. Set it by default
20547 to "never generic".
20548 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20549 to determine if a struct type is generic or not.
20550 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20551 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20552 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20553 with live C++ hook.
20555 * flags.h (enum debug_info_usage): Add an enumeration to describe
20556 a program's use of a structure type.
20557 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20558 to indicate the program's usage of the type. Filter structs based
20559 on the -femit-struct-debug-... specification.
20560 (gen_type_die): Split into two routines, gen_type_die and
20561 gen_type_die_with_usage. gen_type_die is now a wrapper
20562 that assumes direct usage.
20563 (gen_type_die_with_usage): Replace calls to gen_type_die
20564 with gen_type_die_with_usage adding the program usage of
20565 the referenced type.
20566 (dwarf2out_imported_module_or_decl): Suppress struct debug
20567 information using should_emit_struct_debug when appropriate.
20569 2007-04-16 Ian Lance Taylor <iant@google.com>
20571 PR tree-optimization/31522
20572 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20573 (vrp_initialize): Allocate vr_phi_edge_counts.
20574 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20575 executable edge. Drop test for all constants.
20576 (vrp_finalize): Free vrp_phi_edge_counts.
20578 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20579 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20581 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20582 predecessors at head rather than tail.
20584 2007-04-16 Matthias Klose <doko@debian.org>
20586 * config/alpha/linux.h (CPP_SPEC): Define.
20587 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20589 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20591 * function.h: Remove sequence_stack extern declaration.
20593 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20595 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20597 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20600 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20602 * config/avr/avr.c (avr_arch_types): Rearranging array.
20603 (enum avr_arch): Add.
20604 (avr_mcu_types): Use avr_arch enumeration constants instead of
20606 * config/avr/avr.h (LINK_SPEC): Simplify.
20608 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20610 * config/m68k/m68k.c (m68k_libcall_value,
20611 m68k_function_value): Use macros for register names more.
20613 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20615 (M68K_REGNAME): Use A6_REG.
20616 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20618 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20620 PR middle-end/28071
20621 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20622 'pending_read_list_length' and 'pending_write_list_length'. Update
20624 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20625 to handle two length counters instead of one. Update all uses.
20626 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20627 two length counters instead of one.
20628 * sched-rgn.c (propagate_deps): Update to handle two length counters
20631 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20634 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20635 copy of source, pass it to ix86_expand_vector_set and return
20638 2007-04-16 David Ung <davidu@mips.com>
20639 Joseph Myers <joseph@codesourcery.com>
20641 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20642 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20643 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20644 Add 74K processor information.
20645 * config/mips/mips.md: Include 74k.md.
20646 (cpu): Add 74kc,74kf,74kx.
20647 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20648 * config/mips/74k.md: New.
20649 * doc/invoke.texi (MIPS Options): Document 74K support.
20651 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20653 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20654 vectorizable_* functions.
20655 * tree-vect-transform.c (vectorizable_call): Add check for
20656 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20657 (vectorizable_store): likewise.
20658 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20660 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20661 (vectorizable_type_promotion, vectorizable_load): Likewise.
20662 (vectorizable_live_operation, vectorizable_condition): Likewise.
20663 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20665 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20667 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20669 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20670 register numbers more.
20671 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20672 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20673 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20674 FUNCTION_VALUE_REGNO_P): Likewise.
20675 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20676 STATIC_CHAIN_REGNUM): Likewise.
20677 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20678 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20679 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20680 * config/m68k/m68k.md (FP_REG): New.
20682 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20684 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20687 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20689 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20690 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20693 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20695 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20698 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20701 * c-decl.c (finish_decl): Grab the type of the decl after the call
20702 to store_init_value.
20704 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20706 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20708 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20711 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20712 dominators, post dominators and cleanup cfg before returning.
20714 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20716 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20717 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20719 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20721 * config.gcc: Recognize fido.
20722 * config/m68k/m68k-devices.def (fidoa): New.
20723 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20725 (FL_FIDOA, TARGET_FIDOA): New.
20726 * config/m68k/m68k.opt (mfidoa): New.
20728 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20730 PR middle-end/31322
20731 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20732 when a personality function is used.
20734 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20736 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20738 2007-04-13 Mike Stump <mrs@apple.com>
20740 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20742 * config/darwin.opt (fapple-kext): Make C++ only.
20743 * config/darwin.c (darwin_override_options): Remove code to ensure
20744 -fapple-kext is given for C++ only.
20746 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20748 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20749 * config/mips/mips.c (override_options): Call
20750 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20752 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20754 * config/i386/i386.opt (msvr3-shlib): Removed.
20756 * doc/invoke.texi: Remove -msvr3-shlib.
20758 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20760 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20761 with "popcnt" instruction.
20763 2007-04-13 Richard Guenther <rguenther@suse.de>
20765 PR tree-optimization/21258
20766 * tree-vrp.c (compare_case_labels): New helper.
20767 (find_switch_asserts): New function.
20768 (find_assert_locations): Call it for SWITCH_EXPRs.
20770 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20772 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20773 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20774 check is now implied in X87_FLOAT_MODE_P.
20775 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20776 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20777 (fix_trunc<mode>_i386_fisttp): Ditto.
20778 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20779 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20780 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20781 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20782 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20783 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20784 (unnamed_splitters): Ditto.
20785 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20786 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20787 FIRST_SSE_REG for local functions when SSE math is enabled or
20788 for functions with sseregparm attribute.
20789 (standard_80387_constant_p): Return -1 if mode is not
20791 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20792 (ix86_expand_compare): Ditto.
20793 (ix86_expand_carry_flag_compare): Ditto.
20794 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20795 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20796 DECIMAL_FLOAT_MODE_P.
20797 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20798 of SCALAR_FLOAT_MODE_P.
20799 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20800 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20801 checks before FLOAT_MODE_P.
20802 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20803 before FLOAT_MODE_P.
20808 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20810 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20811 Charles Wilson <libtool@cwilson.fastmail.fm>
20813 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20814 (libgcc.mvars): Don't depend on them.
20815 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20816 * exec-tool.in: New.
20818 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20820 * doc/invoke.text (--help): Document --help=common.
20822 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20824 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20826 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20828 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20829 * genemit.c (main): Emit #include "integrate.h".
20830 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20831 (LOADGP_RTP): New mips_loadgp_style.
20832 * config/mips/mips.h: Include config/vxworks-dummy.h.
20833 (TARGET_RTP_PIC): New macro.
20834 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20835 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20836 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20837 for TARGET_RTP_PIC.
20838 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20839 -mvxworks-pic when using -mrtp and a PIC option.
20840 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20842 (mips_symbolic_constant_p, mips_symbolic_address_p)
20843 (mips_symbol_insns): Handle SYMBOL_HALF.
20844 (override_options): Warn about -G and -mrtp being used together.
20845 Initialize mips_lo_relocs[SYMBOL_HALF].
20846 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20847 (mips_emit_loadgp): Handle LOADGP_RTP.
20848 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20849 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20850 (tablejump): Handle function-relative case table entries if
20852 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20854 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20856 * config/mips/mips.md (load_call<mode>): Allow any general register.
20858 (sibcall_value_internal, sibcall_value_multiple_internal)
20859 (call_value_internal, call_value_split, call_value_multiple_internal)
20860 (call_value_multiple_split): Remove constraints from operand 0.
20862 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20864 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20865 rather than loadgp_noshared.
20866 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20867 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20869 * config/mips/mips.md (loadgp): Rename to...
20870 (loadgp_newabi): ...this.
20871 (loadgp_noshared): Rename to...
20872 (loadgp_absolute): ...this.
20874 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20876 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20877 false for locally-binding symbols.
20878 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20880 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20882 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20883 (SYMBOL_GOT_PAGE_OFST): ...this.
20884 (SYMBOL_GOT_GLOBAL): Rename to...
20885 (SYMBOL_GOT_DISP): ...this.
20886 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20887 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20888 * config/mips/mips.c (mips_global_symbol_p): New function.
20889 (mips_symbol_binds_local_p): Likewise.
20890 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20891 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20892 mips_global_symbol_p and mips_symbol_binds_local_p.
20893 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20894 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20895 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20896 SYMBOL_GOTOFF_DISP.
20897 (mips_ok_for_lazy_binding_p): New function.
20898 (mips_load_call_address, mips_expand_call): Use it.
20899 (mips_dangerous_for_la25_p): Likewise.
20900 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20901 (*got_disp<mode>): Use got_disp_operand instead of
20902 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20903 SYMBOL_GOTOFF_GLOBAL.
20904 (*got_page<mode>): Use got_page_ofst_operand instead of
20906 * config/mips/predicates.md (const_call_insn_operand): Use
20907 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20908 (global_got_operand): Rename to...
20909 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20911 (local_got_operand): Rename to...
20912 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20913 of SYMBOL_GOT_LOCAL.
20915 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20917 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20918 TARGET_CALL_CLOBBERED_GP.
20919 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20920 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20921 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20922 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20923 of TARGET_ABICALLS && !TARGET_NEWABI.
20924 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20925 * config/mips/mips.c (mips_load_call_address): Check
20926 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20927 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20928 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20929 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20930 TARGET_ABICALLS && TARGET_NEWABI.
20931 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20933 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20934 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20935 TARGET_ABICALLS && TARGET_NEWABI.
20936 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20937 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20938 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20939 whether indirect calls must use $25.
20940 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20942 * config/mips/mips.md (jal_macro): Check flag_pic and
20943 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20944 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20945 instead of TARGET_ABICALLS.
20946 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20947 TARGET_ABICALLS && TARGET_OLDABI.
20948 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20949 (sibcall): In the comment above the define_insn, mention
20950 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20951 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20952 instead of TARGET_ABICALLS.
20954 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20956 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20957 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20958 (MACFLAGS_MATCH_P): New macro.
20959 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20960 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20961 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20962 the other MACFLAG constants.
20963 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20964 (flag_machi): Tighten constraints. Renumber some of the operands.
20965 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20967 (flag_machi_parts_acconly): New pattern.
20968 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20970 (flag_macinit1hi): Tighten constraints.
20971 (flag_mul_macv2hi_parts_acconly): New pattern.
20973 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20974 Use a more efficient implementation.
20975 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20976 inline sequences when not optimizing for size.
20978 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20979 movhi_high2low): Delete, merge functionality into...
20980 (packv2hi): ... this pattern.
20982 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20983 * config/bfin/bfin.opt (msim): New option.
20984 (mcpu=): New option.
20985 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20986 (bfin_cpu_t): Typedef of enum bfin_cpu.
20987 (bfin_cpu_type): New declaration.
20988 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20989 -msim and -mcpu= options.
20990 (LIB_SPEC): Likewise.
20991 * config/bfin/bfin.c (bfin_cpu_type): Define.
20992 (bfin_handle_option): Handle -mcpu= option.
20993 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20994 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20995 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20997 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20999 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21000 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21001 (powerpc-wrs-vxworksae): Use ${tm_file}.
21002 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21003 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21004 * config/i386/vx-common.h: New file.
21006 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21008 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21011 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21013 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21016 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21020 * c-common.c (c_build_qualified_type): Set canonical type
21023 2007-04-12 Richard Guenther <rguenther@suse.de>
21025 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21026 lower bound and element size if lower bound is not zero
21027 or either of the ARRAY_REF operands is set.
21029 2007-04-12 Richard Guenther <rguenther@suse.de>
21031 PR tree-optimization/24689
21032 PR tree-optimization/31307
21033 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21035 * gimplify.c (canonicalize_addr_expr): To be consistent with
21036 gimplify_compound_lval only set operands two and three of
21037 ARRAY_REFs if they are not gimple_min_invariant. This makes
21038 it never at this place.
21039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21041 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21043 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21044 null before emitting a .nsubspa directive.
21046 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21048 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21049 need_to_partition_p if there are no memory statements in the
21052 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21054 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21055 (gcd_of_steps_may_divide_p): New function.
21056 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21058 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21060 * reload.c (find_reloads_toplev, find_reloads_address,
21061 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21062 not a pointer equality test, to decide if we need to call
21063 push_reg_equiv_alt_mem.
21065 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21067 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21068 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21070 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21072 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21074 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21075 vector to be positive.
21077 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21081 * doc/invoke.texi: Document --params max-aliased-vops and
21083 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21084 debug_memory_partitions): Move to tree-flow.h
21085 * params.h (AVG_ALIASED_VOPS): Define.
21086 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21088 (mp_info_t): Likewise.
21089 (get_mem_sym_stats_for): New.
21090 (set_memory_partition): Move from tree-flow-inline.h.
21091 (mark_non_addressable): Only clear the set of symbols for the
21092 partition if it exists.
21093 (dump_memory_partitions): Move from tree-ssa-operands.c
21094 (debug_memory_partitions): Likewise.
21095 (need_to_partition_p): New.
21096 (dump_mem_ref_stats): New.
21097 (debug_mem_ref_stats): New.
21098 (dump_mem_sym_stats): New.
21099 (debug_mem_sym_stats): New.
21100 (update_mem_sym_stats_from_stmt): New.
21101 (compare_mp_info_entries): New.
21102 (mp_info_cmp): Call it.
21103 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21105 (get_mpt_for): Move from tree-ssa-operands.c.
21106 (find_partition_for): New.
21107 (create_partition_for): Remove.
21108 (estimate_vop_reduction): New.
21109 (update_reference_counts): New.
21110 (build_mp_info): New.
21111 (compute_memory_partitions): Refactor.
21112 Document new heuristic.
21113 Call build_mp_info, update_reference_counts,
21114 find_partition_for and estimate_vop_reduction.
21115 (compute_may_aliases): Populate virtual operands before
21116 calling debugging dumps.
21117 (delete_mem_sym_stats): New.
21118 (delete_mem_ref_stats): New.
21119 (init_mem_ref_stats): New.
21120 (init_alias_info): Call it.
21121 (maybe_create_global_var): Remove alias_info argument.
21122 Get number of call sites and number of pure/const call sites
21123 from gimple_mem_ref_stats().
21124 (dump_alias_info): Call dump_memory_partitions first.
21125 (dump_points_to_info_for): Show how many times a pointer has
21127 * opts.c (decode_options): For -O2 set --param
21128 max-aliased-vops to 500.
21129 For -O3 set --param max-aliased-vops to 1000 and --param
21130 avg-aliased-vops to 3.
21131 * fortran/options.c (gfc_init_options): Remove assignment to
21133 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21134 * tree-dfa.c (dump_variable): Dump memory reference
21136 Dump NO_ALIAS* settings.
21137 (referenced_var_lookup): Tidy.
21138 (mem_sym_stats): New.
21139 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21140 and ORIG are different SSA names for a memory partition.
21141 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21142 * tree-flow.h (struct mem_sym_stats_d): Define.
21143 (mem_sym_stats_t): Define.
21144 (struct mem_ref_stats_d): Define.
21145 (struct gimple_df): Add field mem_ref_stats.
21146 (enum noalias_state): Define.
21147 (struct var_ann_d): Add bitfield noalias_state.
21148 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21149 debug_mem_ref_stats, debug_memory_partitions,
21150 debug_mem_sym_stats): Declare.
21151 * tree-ssa-structalias.c (update_alias_info): Update call
21152 sites, pure/const call sites and asm sites in structure
21153 returned by gimple_mem_ref_stats.
21154 Remove local variable IS_POTENTIAL_DEREF.
21155 Increase NUM_DEREFS if the memory expression is a potential
21157 Call update_mem_sym_stats_from_stmt.
21158 If the memory references memory, call
21159 update_mem_sym_stats_from_stmt for all the direct memory
21160 symbol references found.
21161 (intra_create_variable_infos): Set noalias_state field for
21162 pointer arguments according to the value of
21163 flag_argument_noalias.
21164 * tree-ssa-structalias.h (struct alias_info): Remove fields
21165 num_calls_found and num_pure_const_calls_found.
21166 (update_mem_sym_stats_from_stmt): Declare.
21167 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21168 Set default value to 100.
21169 (PARAM_AVG_ALIASED_VOPS): Define.
21171 2007-04-11 Richard Guenther <rguenther@suse.de>
21173 PR middle-end/31530
21174 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21175 a * -b + c as c - a * b if we honor sign dependent rounding.
21177 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21179 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21180 bfin_expand_strmov.
21181 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21182 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21184 (initialize_trampoline): Don't use old-style function definition.
21185 (bfin_secondary_reload): Mark IN_P argument as unused.
21187 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21189 PR tree-optimization/31343
21190 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21191 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21192 * testsuite/gcc.dg/vect/pr31343.c: New.
21194 2007-04-10 Eric Christopher <echristo@apple.com>
21196 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21197 * config/i386/i386.md (*cmpfp0): Use.
21198 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21199 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21200 (fix_trunc<mode>_i386_fisttp): Ditto.
21201 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21202 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21203 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21204 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21205 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21206 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21207 (unnamed_splitters): Ditto.
21208 * config/i386/i386.c (output_fix_trunc): Assert that
21209 we're not being passed a TFmode operand.
21211 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21213 PR tree-optimization/31526
21214 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21215 n_basic_blocks to find newly added blocks.
21217 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21219 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21221 (fix_trunc<mode>si_sse): Ditto.
21222 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21223 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21224 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21225 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21226 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21227 expander using SSEMODEF mode macro.
21228 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21229 expander using SSEMODEF mode macro.
21230 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21231 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21232 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21233 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21234 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21235 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21236 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21237 Macroize insn using X87MODEF mode macro.
21239 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21241 * config/i386/sse.md (sse2_pinsrw): Removed.
21242 (sse2_pextrw): Renamed to ...
21243 (*sse2_pextrw): This.
21245 2007-04-09 Jan Hubicka <jh@suse.cz>
21248 * config/i386/sse.md
21249 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21250 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21251 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21252 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21254 2007-04-09 Jan Hubicka <jh@suse.cz>
21256 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21257 multiple fields of union.
21259 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21261 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21262 (create_preheaders): Check that loops are available.
21263 (fix_loop_structure): Clean up, improve comments.
21264 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21265 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21267 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21268 * predict.c (tree_estimate_probability): Do not call
21269 calculate_dominance_info. Call create_preheaders.
21270 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21271 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21273 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21274 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21275 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21276 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21279 2007-04-08 Jan Hubicka <jh@suse.cz>
21281 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21282 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21283 * fold-const.c (fold_unary): Use it.
21285 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21287 * varasm.c (assemble_variable): Remove call to
21288 lang_hooks.decls.prepare_assemble_variable.
21289 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21290 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21291 * langhooks.h (lang_hooks_for_decls): Remove
21292 prepare_assemble_variable.
21294 2007-04-08 Mike Stump <mrs@apple.com>
21296 * config/i386/i386.c: Use inc/dec on Core2.
21298 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21300 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21301 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21302 lhd_tree_inlining_end_inlining): Remove.
21303 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21304 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21305 end_inlining hooks.
21306 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21307 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21308 lhd_tree_inlining_end_inlining): Remove prototypes.
21309 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21310 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21311 LANG_HOOKS_TREE_INLINING_START_INLINING,
21312 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21314 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21317 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21320 * config/avr/predicates.md (io_address_operand): Delete predicate.
21321 (low_io_address_operand): Don't use 'mode' argument.
21322 (higth_io_address_operand): Rename ...
21323 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21324 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21327 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21329 Revert change removing staticp.
21331 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21334 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21337 2007-04-07 Bruce Korb <bkorb@gnu.org>
21339 * c.opt: Add -Wformat-contains-nul.
21340 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21342 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21343 the NUL byte warning.
21345 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21347 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21349 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21351 * tree.c (staticp): No longer use staticp langhook.
21352 * langhooks.c (lhd_staticp): Removed.
21353 * langhooks.h (struct lang_hooks): Remove staticp.
21354 * c-common.c (c_staticp): Remove.
21355 * c-common.h (c_staticp): Ditto.
21356 * langhooks-defs.h (lhd_staticp): Ditto.
21357 (LHD_HOOKS_STATICP): Ditto
21358 * tree.h (gcc_assert_lowered): New macro.
21360 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21362 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21363 argument "reliable".
21364 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21365 Add argument "reliable". Propagate it through calls.
21366 (infer_loop_bounds_from_undefined): Derive number of iterations
21367 estimates from references in blocks that do not dominate loop latch.
21368 (gcov_type_to_double_int): New function.
21369 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21370 and expected_loop_iterations_unbounded.
21371 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21372 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21373 * tree-data-ref.c (estimated_loop_iterations): Export.
21374 (get_references_in_stmt): Fix -- do not return addresses of local
21376 * cfgloop.h (expected_loop_iterations_unbounded,
21377 estimated_loop_iterations): Declare.
21379 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21381 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21383 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21385 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21386 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21387 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21388 Use output_387_reg_move().
21389 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21390 expander using X87MODEF12 mode macro.
21391 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21392 choosing register preferences. Use output_387_reg_move().
21393 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21394 instead of "x". Use output_387_reg_move().
21395 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21396 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21397 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21398 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21399 Use output_387_reg_move().
21400 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21402 (*truncxf?f_i387 splitter): Ditto.
21404 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21406 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21407 LANG_HOOKS_SAFE_FROM_P.
21408 * expr.c (safe_from_p): Remove langhook call.
21409 * langhooks.h (lang_hooks): Remove safe_from_p.
21410 (lhd_safe_from_p): Remove prototype.
21411 * langhooks.c (lhd_safe_from_p): Remove.
21413 2007-04-06 Jan Hubicka <jh@suse.cz>
21415 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21418 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21420 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21421 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21422 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21423 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21425 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21426 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21428 2007-04-05 Richard Henderson <rth@redhat.com>
21430 * config/alpha/alpha.c (print_operand) [+]: Remove.
21431 (alpha_end_function): Print nop if call at end of function.
21432 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21433 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21434 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21435 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21436 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21437 the call pattern. Update peepholes to match.
21439 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21441 * doc/extend.texi (Other Builtins): Add decimal float variants
21443 * builtins.def: Ditto.
21444 * builtins.c (expand_builtin): Ditto.
21446 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21447 H.J. Lu <hongjiu.lu@intel.com>
21450 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21451 of V8HImode when calling ix86_binary_operator_ok.
21452 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21453 (sdot_prodv8hi): Operands 1 and 2 must be register.
21455 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21457 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21458 initialize align to silence bogus warning.
21460 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21462 PR middle-end/22156
21463 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21465 (struct sra_walk_fns): Remove use_all parameter from use.
21466 (sra_hash_tree): Handle BIT_FIELD_REFs.
21467 (sra_elt_hash): Don't hash bitfld blocks.
21468 (sra_elt_eq): Skip them in parent compares as well. Handle
21470 (sra_walk_expr): Don't maintain or pass down use_all_p.
21471 (scan_use): Remove use_all parameter.
21472 (scalarize_use): Likewise. Re-expand assignment to
21473 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21474 output, and re-scalarize after output. Don't mark anything
21476 (scalarize_ldst): Adjust.
21477 (scalarize_walk_gimple_modify_statement): Likewise.
21478 (build_element_name_1): Handle BIT_FIELD_REFs.
21479 (instantiate_element): Don't warn for any element whose parent
21480 is used as a whole.
21481 (instantiate_missing_elements_1): Return the sra_elt.
21482 (canon_type_for_field): New.
21483 (try_instantiate_multiple_fields): New.
21484 (instantiate_missing_elemnts): Use them.
21485 (mark_no_warning): Removed.
21486 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21487 (REPLDUP, sra_build_elt_assignment): New.
21488 (generate_copy_inout): Use them.
21489 (generate_element_copy): Likewise. Handle bitfld differences.
21490 (generate_element_zero): Don't recurse for blocks. Use
21491 sra_build_elt_assignment.
21492 (generate_one_element_int): Take elt instead of var. Use
21493 sra_build_elt_assignment.
21494 (generate_element_init_1): Adjust.
21495 (scalarize_use, scalarize_copy): Use REPLDUP.
21496 (scalarize_ldst): Move assert before dereference.
21497 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21499 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21501 * regmove.c: Fix unused variable warnings due to previous commit.
21503 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21505 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21506 (regmove_bb_head): Remove.
21507 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21508 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21509 problems with fixup_match_1.
21510 Don't initialize/free regmove_bb_head.
21512 (reg_is_remote_constant_p): If an insn is in the same basic block
21513 but not before INSN, consider it remote, too.
21515 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21518 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21519 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21521 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21523 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21524 (CONDITIONAL_REGISTER_USAGE): Likewise.
21526 2007-04-04 Richard Henderson <rth@redhat.com>
21528 * config/alpha/lib1funcs.asm: Remove unused file.
21530 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21533 * opts.c (print_specific_help): Fix --help=<language>
21535 (common_handle_option): Support --help=common.
21537 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21540 * gcc.c (main): Do not run the linker if
21541 print_subprocess_help indicates that it shouldn't be
21544 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21547 * doc/invoke.texi (--help=): Document <languages> value, fix
21548 formatting in tables of values.
21550 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21552 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21553 dllimport attribute of virtual methods.
21555 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21557 * config/score/crti.asm: Change _bss_start to __bss_start.
21558 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21559 (OUTGOING_REG_PARM_STACK_SPACE) update.
21560 * config/score/score.opt: add options to make backend support
21561 score5, score5u, score7 and score7d.
21562 * config/score/score.md: Likewise.
21563 * config/score/misc.md: Likewise.
21564 * config/score/mac.md: Likewise.
21565 * doc/invoke.texi: Likewise.
21566 * doc/md.texi: update constraints define.
21568 2007-04-03 Richard Henderson <rth@redhat.com>
21570 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21571 an appropriate type, use the mode instead.
21573 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21575 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21576 Set the default --with-arch setting to mips2.
21577 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21578 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21579 (MULTILIB_OSDIRNAMES): Delete.
21580 (MULTILIB_DIRNAMES): Define.
21581 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21582 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21583 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21584 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21585 VXWORKS_OS_CPP_BUILTINS.
21586 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21587 (MIPS_DEBUGGING_INFO): Undefine.
21588 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21590 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21592 PR middle-end/30704
21593 * fold-const.c (native_encode_real): Encode real.c provided longs
21594 as a series of 32-bit native integers.
21595 (native_interpret_real): Interpret buffer as a series of 32-bit
21598 2007-04-03 Richard Guenther <rguenther@suse.de>
21600 * genpreds.c (write_insn_constraint_len): Write function
21601 optimized for CONSTRAINT_LEN implementation.
21602 (write_tm_preds_h): Output insn_constraint_len inline and
21603 use it for CONSTRAINT_LEN.
21604 (write_insn_preds_c): Don't output insn_constraint_len.
21605 * doc/md.texi (define_register_constraint): Document multi-letter
21606 constraints shall have the same length if they start with the same
21609 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21612 * config/i386/i386.md (isinf<mode>2): Expand only when
21613 TARGET_C99_FUNCTIONS is set.
21615 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21617 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21618 (x86_64-*-linux*): Ditto.
21619 * config/i386/i386.opt (mpc): New option.
21620 * config/i386/i386.c (overrride_options): Handle
21621 ix87_precision_string.
21622 * config/i386/crtprec.c: New file.
21623 * config/i386/t-crtpc: Ditto.
21624 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21625 and -mpc80 options.
21626 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21627 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21628 crtprec32.o, crtprec64.o and crtprec80.o.
21630 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21631 and -mpc80 options.
21632 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21634 2007-04-02 Eric Christopher <echristo@apple.com>
21636 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21637 limitations on darwin.
21639 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21642 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21644 2007-04-02 Dave Korn <dave.korn@artimi.com>
21646 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21648 2007-04-02 Dave Korn <dave.korn@artimi.com>
21650 * libgcc2.h (exception_descriptor): Don't forward-declare.
21651 (__get_eh_table_language, __get_eh_table_version): Delete
21652 prototypes of long-dead functions.
21654 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21656 * ebitmap.h: New file
21657 * ebitmap.c: New file
21658 * Makefile.in (ebitmap.o): New target.
21660 2007-04-01 Jan Hubicka <jh@suse.cz>
21662 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21663 before very first instruction.
21665 2007-04-01 Jan Hubicka <jh@suse.cz>
21667 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21668 waring on 64bit hosts.
21669 * bitmap.h: Fix typo in bitmap_head_def.
21671 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21673 PR rtl-optimization/31391
21674 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21675 into a DELETED_LABEL note, and the label is in an empty basic
21676 block, update BB_END as well as BB_HEAD.
21678 2007-04-01 Richard Henderson <rth@redhat.com>
21680 PR tree-optimization/31169
21681 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21682 to varying if the range is outside [0, prec-1].
21684 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21687 * config/mips/mips.md (load_const_gp): New insn.
21688 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21689 the MIPS16 GP pseudo register if no_new_pseudos.
21690 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21692 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21695 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21697 (call_value): Likewise.
21699 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21700 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21703 * doc/invoke.texi: (optimization options): Reword description
21704 of -ffast-math. Document its primary purpose.
21706 2007-03-31 Richard Guenther <rguenther@suse.de>
21708 * omp-low.c (splay-tree.h): Include.
21709 (lookup_decl): Replace splay-tree usage by pointer-map.
21710 (maybe_lookup_decl): Likewise.
21711 (new_omp_context): Likewise.
21712 (delete_omp_context): Likewise.
21713 * gimplify.c (splay-tree.h): Include.
21714 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21716 (remap_ssa_name): Likewise.
21717 (remap_decl): Likewise.
21718 (remap_type_1): Likewise.
21719 (remap_type): Likewise.
21720 (copy_body_r): Likewise.
21721 (expand_call_inline): Likewise.
21722 (clone_body): Likewise.
21723 (copy_tree_r): Likewise.
21724 (remap_save_expr): Likewise.
21725 (unsave_r): Likewise.
21726 (unsave_expr_now): Likewise.
21727 (tree_function_versioning): Likewise.
21728 (build_duplicate_type): Likewise.
21729 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21730 (struct copy_body_data): Replace splay-tree by pointer-map.
21731 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21732 not $(SPLAY_TREE_H).
21733 (gimplify.o): Depend on $(SPLAY_TREE_H).
21734 (omp-low.p): Likewise.
21736 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21738 * config/avr/predicates.md (even_register_operand,
21739 odd_register_operand): New predicates.
21740 * config/avr/avr.md (movw peephole2): New.
21741 (movw_r peephole2): New.
21743 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21745 * tree.h (get_signed_or_unsigned_type): New.
21746 * fold-const.c (operand_equal_for_comparison_p): Use
21747 get_signed_or_unsigned_type instead of
21748 lang_hooks.types.signed_or_unsigned_type.
21749 * expr.c (store_expr): Ditto.
21750 * langhooks.c (get_signed_or_unsigned_type): New.
21751 (lhd_signed_or_unsigned_type): New.
21752 * langhooks.h (lhd_signed_or_unsigned_type): New.
21753 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21755 2007-03-30 Richard Henderson <rth@redhat.com>
21757 * tree-ssa-loop-ivopts.c: Include target.h.
21758 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21759 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21760 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21761 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21763 2007-03-30 Richard Henderson <rth@redhat.com>
21764 Kai Tietz <kai.tietz@onevision.com>
21766 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21767 default for 64-bit.
21768 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21769 (TARGET_64BIT_MS_ABI): New.
21770 (DBX_REGISTER_NUMBER): Handle 64-bit.
21771 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21772 (LONG_TYPE_SIZE): Force to 32.
21773 (REG_PARM_STACK_SPACE): New.
21774 (OUTGOING_REG_PARM_STACK_SPACE): New.
21775 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21776 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21777 (STACK_BOUNDARY): Use 128 for 64-bit.
21778 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21779 Add 64-bit implementation.
21780 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21782 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21783 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21784 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21785 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21786 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21787 TARGET_64BIT_MS_ABI.
21788 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21789 (ix86_pass_by_reference): Likewise.
21790 (ix86_function_value_regno_p): Likewise.
21791 (ix86_build_builtin_va_list): Likewise.
21792 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21793 (function_arg_advance_ms_64): New.
21794 (function_arg_advance): Call it.
21795 (function_arg_ms_64): New.
21796 (function_arg): Call it.
21797 (function_value_ms_64): New.
21798 (ix86_function_value_1): Call it.
21799 (return_in_memory_ms_64): New.
21800 (ix86_return_in_memory): Call it.
21801 (setup_incoming_varargs_ms_64): New.
21802 (ix86_setup_incoming_varargs): Call it.
21803 (ix86_expand_prologue): Handle 64-bit stack probing.
21804 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21805 (output_pic_addr_const): Likewise.
21806 (x86_this_parameter): Likewise.
21807 (x86_output_mi_thunk): Likewise.
21808 (x86_function_profiler): Likewise.
21809 (TARGET_STRICT_ARGUMENT_NAMING): New.
21810 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21811 (TARGET_64BIT_MS_ABI): New.
21812 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21813 * config/i386/i386.md (allocate_stack_worker): Remove.
21814 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21815 describe the clobber of eax without a match_scratch.
21816 (allocate_stack_worker_postreload): Remove.
21817 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21818 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21819 (allocate_stack_worker_rex64_postreload): Remove.
21820 (allocate_stack): Handle 64-bit.
21821 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21822 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21823 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21824 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21825 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21826 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21827 * config.build (x86_64-*-mingw*): New host.
21828 * config.host (x86_64-*-mingw*): New host.
21829 * config.gcc (x86_64-*-mingw*): New target.
21830 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21832 2007-03-30 Richard Henderson <rth@redhat.com>
21833 Kai Tietz <kai.tietz@onevision.com>
21835 * c-pragma.c (struct def_pragma_macro_value): New.
21836 (struct def_pragma_macro): New.
21837 (pushed_macro_table): New.
21838 (dpm_hash, dpm_eq): New.
21839 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21840 (init_pragma): Install them.
21841 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21843 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21845 * config/avr/avr.c (avr_override_options): Clear
21846 'flag_delete_null_pointer_checks'.
21848 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21851 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21852 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21853 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21854 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21855 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21856 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21857 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21859 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21861 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21863 * regmove.c: Move all of pass_stack_adjustments from here...
21864 * combine-stack-adj.c: ...to this new file.
21865 * Makefile.in: Add rules for combine-stack-adj.o.
21867 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21869 PR tree-optimization/31383
21870 * tree-data-ref.c (affine_function_equal_p): Do not require the
21871 vectors to have the same length.
21873 2007-03-30 Jan Hubicka <jh@suse.cz>
21875 PR middle-end/30700
21876 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21877 availablility; add more sanity checking; ask varpool only about
21880 2007-03-29 Richard Henderson <rth@redhat.com>
21882 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21883 to decide, but __SIZEOF_LONG_LONG__.
21885 2007-03-29 Richard Henderson <rth@redhat.com>
21887 * emutls.c (struct __emutls_array): New.
21888 (emutls_destroy): Use it instead of casting element 0 from void*.
21889 (__emutls_get_address): Likewise.
21891 2007-03-29 Richard Henderson <rth@redhat.com>
21893 * varasm.c (initializer_constant_valid_p): Don't deny
21894 DECL_DLLIMPORT_P on functions.
21896 * config/i386/cygming.h: Remove function declarations.
21897 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21898 (ASM_OUTPUT_LABELREF): Remove.
21899 (COMMON_ASM_OP): Remove.
21900 (ASM_OUTPUT_COMMON): Remove.
21901 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21902 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21903 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21904 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21905 Rename from TARGET_ENCODE_SECTION_INFO.
21906 * config/i386/netware.h: Likewise.
21907 * config/i386/i386-protos.h: Update.
21908 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21909 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21910 (legitimate_constant_p): Reject dllimports.
21911 (dllimport_map, get_dllimport_decl): New.
21912 (legitimize_dllimport_symbol): New.
21913 (legitimize_address, ix86_expand_move): Use it.
21914 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21915 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21916 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21917 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21918 * config/i386/predicates.md (constant_call_address_operand): Only
21919 accept symbols; reject dllimport_p symbols.
21920 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21921 i386_pe_maybe_record_exported_symbol.
21922 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21923 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21924 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21925 trust the setting of DECL_DLLIMPORT_P.
21926 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21927 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21928 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21929 tidy the argument scanning loop.
21930 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21931 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21932 (i386_pe_strip_name_encoding): Remove.
21933 (i386_pe_binds_local_p): New.
21934 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21935 (i386_pe_output_labelref): Remove.
21936 (i386_pe_asm_output_aligned_decl_common): New.
21937 (i386_pe_maybe_record_exported_symbol): Rename from
21938 i386_pe_record_exported_symbol; check for dllexported symbols.
21940 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21942 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21943 add comment explaining why vsnprintf cannot be used.
21945 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21947 PR tree-optimization/30666
21948 * tree.c (build_complex_type): When creating type names for DWARF2
21949 debug info, create TYPE_DECLs for TYPE_NAME instead of
21951 (build_common_tree_nodes_2): Use build_complex_type when building
21952 predefined complex types, to preserve canonical types.
21954 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21956 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21957 (noce_get_alt_condition): Look at it to determine whether to
21958 reverse the condition or not.
21959 (noce_get_condition): Substitute the truth for lies.
21960 (noce_find_if_block): Set the then_else_reversed field.
21962 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21964 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21965 destination of this insn.
21966 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21967 than calling gen_rtx_SET directly. Use r0 to hold the value of
21968 'address + 4' rather than a stack based temporary which can be
21969 mis-optimized away.
21971 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21973 * config/s390/s390.c (s390_secondary_input_reload_class,
21974 s390_secondary_output_reload_class): Functions removed.
21975 (s390_secondary_reload): New function.
21976 (TARGET_SECONDARY_RELOAD): Target macro defined.
21977 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21978 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21979 * config/s390/s390.md ("reload_outti", "reload_outdi",
21980 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21981 "reload_out<mode>"): Expanders removed.
21982 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21983 "reload<mode>_nonoffmem_out"): Expanders added.
21985 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21987 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21988 action if SRC->DEST replacement failed anyway.
21990 2007-03-28 Mike Stump <mrs@apple.com>
21992 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21993 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21994 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21996 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21998 * config.gcc: Accept barcelona as a variant of amdfam10.
21999 * config/i386/i386.c (override_options): Likewise.
22000 * doc/invoke.texi: Likewise.
22002 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22004 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22005 offsets for BIT_FIELD_REF and COMPONENT_REF.
22007 2007-03-28 Richard Guenther <rguenther@suse.de>
22009 * tree.c (is_global_var): Move ...
22010 * tree-flow-inline.h (is_global_var): ... here.
22011 * tree.h (is_global_var): Remove declaration.
22013 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22015 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22017 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22018 * config/i386/i386.c (ix86_tune_features): Initialize new
22020 * config/i386/predicates.md (promotable_binary_operator): Use
22021 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22023 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22026 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22028 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22030 * config/fr30/fr30.md (movsi_internal): Change destination
22031 constraint from m to V and add m to the end.
22033 2007-03-28 Christian Bruel <christian.bruel@st.com>
22035 * config/sh/sh.md (movsi_i): Fix type attribute.
22037 2007-03-28 Christian Bruel <christian.bruel@st.com>
22039 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22040 (movsf_ie): Likewise.
22042 2007-03-28 Christian Bruel <christian.bruel@st.com>
22044 * config.gcc: Add sh4-300 to multilib.
22045 * config/sh/t-mlib-sh4-300: New file.
22047 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22049 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22050 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22051 fix_trunc<mode>di2.
22052 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22053 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22054 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22055 "fixuns_trunctddi2"): Whitespace fix.
22057 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22059 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22060 the definition of struct sh_args.
22061 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22062 CALL_COOKIE_INT_REG_GET): Likewise.
22064 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22066 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22067 transformations are applied successfully.
22069 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22071 * tree.c (tree_contains_struct): Permit 512 tree codes.
22072 * tree.h (tree_contains_struct): Ditto.
22073 (MAX_TREE_CODES): Ditto.
22074 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22075 SPARE member to store remaining padding bits.
22077 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22079 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22082 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22084 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22085 * configure: Regenerate.
22087 * configure: Regenerate using the correct version of autoconf.
22089 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22091 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22093 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22094 regs to "__SP_L__" and "__SP_H__".
22096 2007-03-27 Richard Guenther <rguenther@suse.de>
22098 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22099 computations with it with a HOST_WIDE_INT variable.
22101 2007-03-26 Mike Stump <mrs@apple.com>
22103 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22104 objective-c-header, objective-c++-header and objc++-cpp-output
22106 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22108 2007-03-26 Richard Henderson <rth@redhat.com>
22111 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22112 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22113 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22114 IX86_BUILTIN_PSRLQ128): New.
22115 (ix86_init_mmx_sse_builtins): Add them.
22116 (ix86_expand_builtin): Expand them.
22117 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22118 operand 2 be TImode.
22119 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22120 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22121 _mm_srli_epi64): Mark __B const.
22122 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22123 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22124 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22125 new two-vector shift builtins.
22127 2007-03-26 Ian Lance Taylor <iant@google.com>
22129 PR tree-optimization/31345
22130 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22131 [+INF, +INF(OVF)] into VARYING.
22133 2007-03-26 Zack Weinberg <zackw@panix.com>
22135 * gengtype-parse.c: New file.
22136 * gengtype-yacc.y: Delete.
22137 * gengtype-lex.l: Don't include gengtype-yacc.h.
22138 Define YY_DECL and yyterminate appropriately for recursive
22139 descent parser. yylval is now a string out-parameter to yylex.
22140 (HWS, EOID): New shorthand.
22141 (IWORD): Add a couple more types.
22142 (yylex): Add a setup stanza. Remove the complex rules for
22143 detecting GTY'ed types and typedefs; replace with simple
22144 keyword detectors. Adjust everything for the changed
22145 definition of yylval. Ignore all pp-directives, not just #define.
22147 (parse_file): Rename yybegin; do not call yyparse.
22149 * gengtype.c (xasprintf): Export again.
22150 (this_file): New. Use everywhere __FILE__ was being used.
22151 (get_lang_bitmap): Special case types defined in gengtype.c.
22152 (do_typedef, new_structure): Suppress definition of certain types.
22153 (new_structure): Improve diagnostics of duplicate definitions.
22154 Make sure location_s is associated with input.h.
22155 (nreverse_pairs, define_location_structures): New functions.
22156 (main): Improve tagging of kludge types. Remove old kludges
22157 for input.h types; use define_location_structures.
22158 * gengtype.h: Update prototypes. Define token codes here.
22159 * Makefile.in: Remove all references to gengtype-yacc.
22160 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22162 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22163 add GTY((skip)) to the field that's only conditionally there.
22164 * doc/install.texi: Document that Bison is no longer required
22165 unless building treelang.
22167 * gengtype.c: Don't include gtyp-gen.h.
22168 (srcdir): Declare here.
22169 (base_files, lang_dir_names): Allocate dynamically.
22170 (gt_files, num_gt_files, num_lang_dirs): New globals.
22171 (measure_input_list, read_input_line, read_input_list)
22172 (set_lang_bitmap): New functions.
22173 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22174 simplify, relying on read_input_list to set up the bitmaps.
22175 (main): Arguments are no longer unused. Check for correct number
22176 of command line arguments, set srcdir and srcdir_len, then call
22177 read_input_list, before doing anything else. No need to worry
22178 about duplicates in main loop.
22179 * configure.ac: Simplify the calculation of all_gtfiles.
22180 Put language tags in there. Don't set or substitute
22181 all_gtfiles_files_langs or all_gtfiles_files_frags.
22182 * Makefile.in: Revamp the way gengtype is invoked, now that it
22183 takes a file on its command line with a much simpler format.
22184 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22185 (GTFILES): Remove duplicates and C source files.
22186 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22187 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22188 * configure: Regenerate.
22190 * gengtype.h: Remove all type definitions to gengtype.c; leave
22191 only definitions of options_p, type_p, and pair_p as opaque
22192 pointers. Update prototypes.
22193 * gengtype.c: Many type definitions moved here from gengtype.h.
22194 Consolidate type definitions at the top of the file.
22195 (xvasprintf): Delete.
22196 (xasprintf): Make static.
22197 (create_nested_pointer_option): Add 'next' parameter.
22198 (create_field_all, create_field_at): New functions.
22199 (create_field): Now a thin wrapper around create_field_all.
22200 (create_optional_field): Rename create_optional_field_ and add
22201 line argument. Original name is now a macro which supplies
22203 (oprintf): Use vsnprintf directly.
22204 (close_output_files): Use fatal rather than perror/exit.
22205 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22206 (main): Set progname. Don't use exit.
22207 * gengtype-yacc.y (struct_fields): Use create_field_at.
22208 (option, optionseqopt): Delete.
22209 (optionseq): Consolidate productions from option here so we
22210 can use the first argument to create_option.
22212 * gengtype-lex.l: Distinguish unions from structures in the
22213 token type. Don't call find_structure; return the tag as a string.
22214 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22215 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22216 string. Reorganize typedef_struct production accordingly.
22217 Use create_nested_ptr_option.
22218 * gengtype.c (create_nested_ptr_option): New function.
22219 * gengtype.h: Declare it.
22221 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22222 (string_type): Don't declare.
22223 (do_scalar_typedef): Declare.
22224 (create_scalar_type): Update prototype.
22225 * gengtype.c (string_type): Make static.
22226 (scalar_nonchar, scalar_char): New.
22227 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22228 (resolve_typedef): Use scalar_nonchar for error recovery.
22229 (create_scalar_type): Remove name_len field. Return scalar_char
22230 or scalar_nonchar as appropriate.
22231 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22232 to use string_type.
22233 (throughout): Use scalar_nonchar instead of calling
22234 create_scalar_type, whenever possible.
22235 (main): Initialize scalar_char and scalar_nonchar before calling
22237 * gengtype-lex.l: Adjust for removal of second argument to
22238 create_scalar_type. Use yylval.s instead of yylval.t when
22240 * gengtype-yacc.y: Type of SCALAR is string. Call
22241 create_scalar_type from type:SCALAR rule. Adjust for removal of
22242 second argument to create_scalar_type.
22244 * vec.h: Remove all #if IN_GENGTYPE blocks.
22245 Add comment saying that changes may require adjustments to gengtype.
22246 * gengtype.c: Don't include coretypes.h or tm.h.
22247 Add comment to inclusion of errors.h.
22248 (note_def_vec, note_def_vec_alloc): New functions.
22249 * gengtype.h: Declare new functions.
22250 * gengtype-lex.l: Don't include coretypes.h.
22251 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22253 (update_lineno): Remove unnecessary prototype.
22254 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22255 (VEC rule): Just return VEC_TOKEN.
22256 * gengtype-yacc.y (VEC_TOKEN): New token type.
22257 (type): Add a production for VEC(a,b).
22258 * Makefile.in: Update dependencies.
22260 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22261 typedefs that use the old PARAMS macro.
22263 * gengtype-lex.l: Remove all rules and states relating to yacc
22265 * gengtype-yacc.y: Similarly.
22266 * gengtype.c (note_yacc_type): Delete function.
22267 * gengtype.h: Update prototypes.
22269 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22271 * tree-pretty-print.c (dump_generic_node): Report precision of
22272 unnamed integer types.
22274 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22276 * ifcvt.c (noce_try_store_flag_constants): Don't check
22277 no_new_pseudos here.
22278 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22279 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22280 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22281 noce_try_sign_mask): Likewise.
22282 (if_convert): Check no_new_pseudos here.
22284 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22286 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22287 (noce_get_condition): Handle new then_else_reversed argument.
22288 (noce_init_if_info): Remove, fold into noce_find_if_block.
22289 (noce_process_if_block): Take a struct noce_if_info as the
22290 argument. Don't set up one based on ce_if_info. Update pointer
22291 references accordingly.
22292 (cond_move_process_if_block): Likewise.
22293 (process_if_block): Removed.
22294 (find_if_block): Removed. Move functionality two new functions,
22295 noce_find_if_block and cond_exec_find_if_block.
22296 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22297 blocks and the symmetric IF-ELSE-JOIN case.
22298 (cond_exec_find_if_block): Also new function mostly based on old
22299 find_if_block and process_if_block.
22300 (find_if_header): Replace find_if_block call with separately
22301 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22302 (find_cond_trap): Update noce_get_condition call.
22303 (dead_or_predicable): Likewise.
22305 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22307 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22309 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22310 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22311 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22312 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22313 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22314 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22315 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22316 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22317 __builtin_ia32_psrad128 builtins.
22319 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22321 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22322 * config/i386/constraints.md
22323 (define_constraint "I"): Use IN_RANGE macro.
22324 (define_constraint "J"): Ditto.
22325 (define_constraint "K"): Ditto.
22326 (define_constraint "M"): Ditto.
22327 (define_constraint "N"): Ditto.
22328 (define_constraint "O"): Ditto.
22329 * config/i386/predicates.md
22330 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22331 (define_predicate "const_0_to_3_operand"): Ditto.
22332 (define_predicate "const_0_to_7_operand"): Ditto.
22333 (define_predicate "const_0_to_15_operand"): Ditto.
22334 (define_predicate "const_0_to_63_operand"): Ditto.
22335 (define_predicate "const_0_to_255_operand"): Ditto.
22336 (define_predicate "const_1_to_31_operand"): Ditto.
22337 (define_predicate "const_2_to_3_operand"): Ditto.
22338 (define_predicate "const_4_to_7_operand"): Ditto.
22340 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22342 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22343 in SImode for save_world.
22344 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22347 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22349 PR tree-optimization/30784
22350 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22353 2007-03-25 Revital Eres <eres@il.ibm.com>
22355 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22356 Fold movement_possibility function into it.
22358 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22360 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22361 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22362 (call_indirect_nonlocal_darwin64): Same.
22363 (call_nonlocal_darwin64): Same.
22364 (call_value_indirect_nonlocal_darwin64): Same.
22365 (call_value_nonlocal_darwin64): Same.
22366 (sibcall_nonlocal_darwin64): Same.
22367 (sibcall_value_nonlocal_darwin64): Same.
22368 (sibcall_symbolic_64): Same.
22369 (sibcall_value_symbolic_64): Same.
22370 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22372 (rs6000_emit_load_toc_table): Same.
22373 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22374 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22376 (divss_call): Same.
22377 (divus_call): Same.
22378 (quoss_call): Same.
22379 (quous_call): Same.
22380 (load_toc_v4_pic_si): Same
22381 (load_toc_v4_PIC_1): Same.
22382 (load_toc_v4_PIC_1b): Same.
22383 (call_indirect_aix{32,64}): Same.
22384 (call_value_indirect_aix{32,64}): Same.
22386 (call_value): Same.
22387 (call_local{32,64}): Same.
22388 (call_value_local{32,64}): Same.
22389 (call_indirect_nonlocal_aix{32,64}): Same.
22390 (call_nonlocal_aix{32,64}): Same.
22391 (call_value_indirect_nonlocal_aix{32,64}): Same.
22392 (call_value_nonlocal_aix{32,64}): Same.
22393 (call_indirect_nonlocal_sysv<mode>): Same.
22394 (call_nonlocal_sysv<mode>): Same.
22395 (call_value_indirect_nonlocal_sysv<mode>): Same.
22396 (call_value_nonlocal_sysv<mode>): Same.
22398 (sibcall_local{32,64}): Same.
22399 (sibcall_value_local{32,64}): Same.
22400 (sibcall_nonlocal_aix{32,64}): Same.
22401 (sibcall_value_nonlocal_aix{32,64}): Same.
22402 (sibcall_nonlocal_sysv<mode>): Same.
22403 (sibcall_value): Same.
22404 (sibcall_value_nonlocal_sysv<mode>): Same.
22406 2007-03-24 Paul Brook <paul@codesourcery.com>
22408 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22409 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22411 2007-03-24 Richard Henderson <rth@redhat.com>
22413 * config/ia64/constraints.md: New file.
22414 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22415 satisfies_constraint_?.
22416 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22417 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22418 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22419 ia64_output_mi_thunk): Likewise.
22420 (ia64_const_ok_for_letter_p): Remove.
22421 (ia64_const_double_ok_for_letter_p): Remove.
22422 (ia64_extra_constraint): Remove.
22423 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22424 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22425 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22426 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22427 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22428 EXTRA_MEMORY_CONSTRAINT): Remove.
22429 * config/ia64/ia64.md: Include constriants.md. Replace
22430 CONST_OK_FOR_? with satisfies_constraint_?.
22432 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22433 H.J. Lu <hongjiu.lu@intel.com>
22435 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22437 (name macros): Use DPD_BID_NAME to convert names properly.
22439 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22440 decimal floating point format.
22441 (init_floating_libfuncs): Change decimal functions so that they
22442 have a "bid_" prefix if the decimal system uses the BID format,
22443 and "dpd_" prefix if the decimal system uses the DPD format.
22444 (init_interclass_conv_libfuncs): Ditto.
22445 (init_intraclass_conv_libfuncs): Ditto.
22447 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22448 using the BID format.
22450 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22451 whether we are using the BID decimal format.
22452 * configure: Regenerate.
22454 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22455 the compiler has decimal floating point enabled. Define
22456 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22459 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22460 using the BID format.
22462 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22463 whether we are using the BID decimal format.
22464 * configure: Regenerate.
22466 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22467 the compiler has decimal floating point enabled. Define
22468 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22471 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22472 options, and that it is enabled for i386/x86_64 systems.
22474 * Makefile.in (enable_decimal_float): New.
22476 (DECNUMINC): Add -I$(DECNUMFMT).
22477 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22478 to $(DECNUMFMT) from $(DECNUM).
22480 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22481 Substitute enable_decimal_float.
22482 * configure: Regenerated.
22485 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22488 * configure.ac: Enable decimal float for x86_64-*-linux*.
22489 * configure: Regenerated.
22492 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22493 decimal128ClearSign to flip and clear the sign bit in decimal128.
22494 (decimal_real_maxval): Set decimal128SetSign to set the sign
22497 2007-03-23 Ian Lance Taylor <iant@google.com>
22499 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22501 2007-03-23 Ian Lance Taylor <iant@google.com>
22503 * tree-dump.c (dump_files): Correct comment.
22505 2007-03-23 Ian Lance Taylor <iant@google.com>
22507 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22509 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22511 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22512 in cfglayout mode. Don't go into and out of cfglayout mode.
22513 Link the blocks in the order of the constructed traces.
22514 (rest_of_handle_tracer): Adjust call to tracer.
22515 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22516 Don't go into cfglayout mode.
22517 (rtl_loop_done): Don't go out of cfglayout mode.
22518 * cfglayout.c (relink_block_chain): New function, split out from...
22519 (fixup_reorder_chain): ...here. Remove redundant checking.
22520 (cfg_layout_finalize): Don't clear the header, footer, and aux
22521 fields here, move the code to do so to relink_block_chain. Likewise
22522 for free_original_copy_tables.
22523 * rtl.h (tracer): Update prototype.
22524 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22525 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22526 mode. Use relink_block_chain to serialize the CFG according to the
22527 new basic block order. Move targetm.cannot_modify_jumps_p check from
22529 (gate_handle_reorder_blocks): ...to here.
22530 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22532 (gate_duplicate_computed_gotos): ...to here.
22533 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22534 something always changes when going into and out of cfglayout mode.
22535 Perform an expensive cfg cleanup while going into cfglayout mode.
22536 Always update liveness information on HAVE_conditional_execution
22537 targets. Reserialize the basic blocks and go out of cfglayout mode.
22538 * reg-stack.c: Include cfglayout.h.
22539 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22540 the call to reorder_basic_blocks.
22541 * basic-block.h (reorder_basic_blocks): Update prototype.
22542 (relink_block_chain): New prototype.
22543 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22545 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22547 * config/mips/mips.md (type, hazard, *movdi_32bit,
22548 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22549 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22550 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22551 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22552 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22554 (movcc): Change first xfer to multi.
22555 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22556 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22557 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22558 config/mips/generic.md: Change reservations using "xfer" to use
22560 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22561 using match_operand.
22562 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22563 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22565 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22567 2007-03-22 Richard Henderson <rth@redhat.com>
22569 * config/i386/i386.c: Remove unnecessary function declarations.
22570 Move targetm definition, and all related macros, to the end of
22571 the file. Resort some functions to put definitions before uses.
22572 (ix86_attribute_table): Make static. Move to end of file.
22573 (ix86_gimplify_va_arg): Make static.
22575 2007-03-22 Richard Henderson <rth@redhat.com>
22577 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22578 don't increase local_regparm with force_align_arg_pointer check.
22579 (ix86_function_sseregparm): Assert 32-bit.
22580 (type_has_variadic_args_p): New.
22581 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22582 type_has_variadic_args_p.
22583 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22584 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22585 use memset instead. Do maybe_vaarg check first; skip attribute
22586 tests if true; skip attribute tests for 64-bit.
22587 (construct_container): Remove TARGET_DEBUG_ARG.
22588 (function_arg_advance_32, function_arg_advance_64): Split out ...
22589 (function_arg_advance): ... from here.
22590 (function_arg_32, function_arg_64): Split out ...
22591 (function_arg): ... from here.
22592 (ix86_pass_by_reference): Tidy.
22593 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22594 (function_value_32): New, from parts of ix86_function_value
22595 and ix86_value_regno.
22596 (function_value_64): New, from parts of ix86_function_value
22597 and ix86_libcall_value.
22598 (ix86_function_value_1): New.
22599 (ix86_function_value, ix86_libcall_value): Use it.
22600 (return_in_memory_32, return_in_memory_64): Split out ...
22601 (ix86_return_in_memory): ... from here.
22602 (ix86_struct_value_rtx): Skip for 64-bit.
22603 (ix86_libcall_value, ix86_value_regno): Remove.
22604 (setup_incoming_varargs_64): Split out ...
22605 (ix86_setup_incoming_varargs): ... from here.
22606 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22607 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22608 * config/i386/i386-protos.h (ix86_function_value): Remove.
22609 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22611 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22614 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22615 infinities not supported, otherwise emit warning if -Woverflow. On
22616 underflow, emit warning if -Woverflow.
22617 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22619 * real.h (real_from_string): Update declaration
22621 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22622 Richard Henderson <rth@redhat.com>
22624 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22625 * calls.c (compute_argument_block_size, expand_call,
22626 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22627 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22628 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22629 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22630 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22631 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22632 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22633 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22636 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22638 * c-incpath.c (add_sysroot_to_chain): New.
22639 (merge_include_chains): Add sysroot argument. Call
22640 add_sysroot_to_chain if sysrooted.
22641 (register_include_chains): Update call to merge_include_chains.
22642 * doc/cppopts.texi: Document use of '=' in include directory
22645 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22647 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22648 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22649 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22650 insn pattern using X87MODEF12 mode macro.
22652 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22654 * regmove.c (regmove_optimize): Use reg_mentioned_p
22655 instead of reg_overlap_mentioned_p for DST.
22657 2007-03-21 Mike Stump <mrs@apple.com>
22659 * c.opt: Fixup for Objective-C/C++.
22661 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22663 * explow.c (convert_memory_address): Fold memory reference when
22664 POINTERS_EXTEND_UNSIGNED < 0
22666 2007-03-21 Richard Henderson <rth@redhat.com>
22669 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22670 * config/i386/mmintrin.h (__m64): Likewise.
22671 * config/i386/xmmintrin.h (__m128): Likewise.
22673 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22675 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22676 (VXWORKS_OS_CPP_BUILTINS): Define.
22677 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22678 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22680 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22682 * rtl.h (constant_pool_reference_p): Delete.
22683 (find_constant_src): Declare.
22684 * rtlanal.c (find_constant_src): New function.
22685 * simplify-rtx.c (constant_pool_reference_p): Delete.
22686 * config/i386/i386.md: Use find_constant_src instead of
22687 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22689 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22691 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22692 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22694 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22696 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22697 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22698 (arm_elf_asm_constructor): Use it.
22699 (arm_elf_asm_destructor): New function.
22701 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22703 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22705 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22707 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22709 2007-03-19 Andrew Haley <aph@redhat.com>
22711 PR tree-optimization/31264
22712 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22713 VIEW_CONVERT_EXPRs.
22715 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22717 PR rtl-optimization/30907
22718 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22719 (fwprop_init): Always call loop_optimizer_initialize.
22720 (fwprop_done): Always call loop_optimizer_finalize.
22721 (fwprop): We always have loop info now.
22722 (gate_fwprop_addr): Remove.
22723 (pass_fwprop_addr): Use gate_fwprop as gate.
22725 PR rtl-optimization/30841
22726 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22727 df_chain_alloc): Call df_reorganize_refs unconditionally.
22728 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22729 refs_organized to refs_organized_size.
22730 (df_ref_create_structure): Use refs_organized_size instead of
22731 bitmap_size if refs had been organized, and keep refs_organized_size
22733 * df.h (struct df_ref_info): Change refs_organized to
22734 refs_organized_size.
22735 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22738 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22740 * except.c (output_function_exception_table): Do not reference the
22741 EH personality routine for functions that do not require an
22744 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22747 * c-typeck.c (convert_for_assignment): Call comptypes for
22748 RECORD_TYPE or UNION_TYPE.
22750 PR inline-asm/30505
22751 * reload1.c (reload): Do invalid ASM checking after
22752 cleanup_subreg_operands.
22754 2007-03-19 Jeff Law <law@redhat.com>
22756 * tree-cfg.c (find_taken_edge): Tighten conditions for
22757 optimizing computed gotos.
22759 2007-03-19 Michael Matz <matz@suse.de>
22761 * builtins.c (expand_builtin_sync_operation,
22762 expand_builtin_compare_and_swap,
22763 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22766 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22767 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22770 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22772 * doc/tm.texi: Add brackets around the return type of
22773 TARGET_SECONDARY_RELOAD.
22775 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22776 Richard Guenther <rguenther@suse.de>
22778 PR tree-optimization/31254
22779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22780 Use handled_component_p () where appropriate. Continue
22781 propagating into the rhs if we propagated into an INDIRECT_REF
22784 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22786 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22787 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22788 (xde, xdee): Mode attributes adjusted to support DFP modes.
22789 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22790 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22791 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22792 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22793 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22794 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22795 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22797 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22798 "movsf"): Insn definitions removed.
22799 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22800 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22801 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22803 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22804 "reload_in<mode>", "reload_out<mode>"): Expander added.
22805 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22808 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22810 * config/s390/s390.md: Only non-functional changes. Renamed
22811 FPR mode macro to BFP all over the file.
22813 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22815 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22816 (op_type attribute): RRF instruction type added.
22817 (fT0): New mode attribute.
22818 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22819 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22820 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22821 instruction no secondary memory is needed when moving DFmode values
22822 between GPRs and FPRs.
22824 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22826 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22827 inverted and documentation adjusted.
22828 ("mhard-dfp", "msoft-dfp"): New options.
22829 * config/s390/s390.c (s390_handle_arch_option): New architecture
22831 (override_options): Sanity checks for the new options added.
22832 * config.gcc: New architecture switch: z9-ec.
22833 * config/s390/s390.h (processor_flags): PF_DFP added.
22834 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22835 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22836 when the bit is NOT set so remove it from the defaults.
22838 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22840 * genemit.c (main): Print include statement for dfp.h.
22841 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22844 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22846 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22848 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22851 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22852 instead of PATTERN.
22854 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22856 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22857 attr_length_call, output_call, output_indirect_call): Cleanup
22858 formatting of targetm calls.
22860 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22862 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22864 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22866 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22867 reservation, bypass and anti-bypass descriptions for these
22868 instructions. Update move patterns.
22869 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22872 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22874 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22875 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22876 (get_initial_def_for_reduction): Likewise.
22878 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22880 Fix PR tree-optimization/29922
22881 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22882 (get_representative): Removed.
22883 (value_dies_in_block_x): Update for rvuse removal.
22884 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22885 (compute_antic_aux): Handle when PHI nodes appear in
22886 non-single-successors.
22887 (dump_bitmap_of_names): Removed.
22888 (compute_antic_safe): Renamed and removed rvuse calculation.
22889 Calculate only antic safe.
22890 (insert_into_preds_of_block): Remove assert.
22891 (execute_pre): Update for renamed functions.
22892 (defer_or_phi_translate_block): New function.
22894 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22896 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22897 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22899 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22900 Follow spelling conventions.
22902 * tree-data-ref.h: Remove the prototype for analyze_array.
22904 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22906 PR tree-optimization/31041
22907 * tree-vect-transform.c (get_initial_def_for_induction): Call
22908 force_gimple_operand.
22910 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22912 * ipa-type-escape.c (look_for_casts) : Revert code to use
22913 handled_component_p due to ada test a-numaux.adb.
22915 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22917 * final.c (final_scan_insn): Alter the condition of a
22918 conditional trap if we have nonstandard CC.
22920 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22922 * configure.ac: Remove excess quoting from asm line 0 test.
22923 * configure: Rebuilt.
22925 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22927 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22928 * c-common.c (convert_and_check): Move warning logic to...
22929 (warnings_for_convert_and_check): ...here. Define.
22930 * c-common.h (warnings_for_convert_and_check): Declare.
22932 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22934 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22935 (output_call): Likewise.
22937 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22939 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22941 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22943 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22945 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22947 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22948 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22950 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22952 PR tree-optimization/31183
22953 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22954 Use double_int instead of unsigned int for representing access_strides.
22955 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22957 2007-03-16 Richard Guenther <rguenther@suse.de>
22959 PR tree-optimization/31146
22960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22961 to allow recursion of forward_propagate_addr_expr.
22962 (forward_propagate_addr_into_variable_array_index): Likewise.
22963 (forward_propagate_addr_expr): Likewise.
22964 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22965 (forward_propagate_addr_expr_1): Recurse on simple copies
22966 instead of propagating into them. Do so for useless conversions
22968 (forward_propagate_addr_expr): Clean up unused statements after
22971 2007-03-16 Richard Guenther <rguenther@suse.de>
22973 * builtins.c (expand_builtin_cexpi): Use the right argument
22974 for the expansion via cexp.
22976 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22978 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22979 * configure: Rebuilt.
22981 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22984 * dwarf2out.c (force_type_die): Adjust comment.
22985 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22987 2007-03-15 DJ Delorie <dj@redhat.com>
22989 * config/frv/predicates.md (minmax_operator): Don't check operands
22992 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22994 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22995 Update constant estimates of number of iterations.
22996 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22997 argument renamed to "realistic".
22998 (compute_estimated_nb_iterations): Removed.
22999 (record_niter_bound): New function.
23000 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23001 call record_nonwrapping_iv with upper = false.
23002 (infer_loop_bounds_from_signedness): Pass upper argument to
23003 record_nonwrapping_iv.
23004 (estimate_numbers_of_iterations_loop): Do not call
23005 compute_estimated_nb_iterations. Record estimate based on profile
23006 information. Initialize the constant estimates of number of
23008 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23010 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23011 number of iterations is too small.
23012 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23013 (EST_NOT_AVAILABLE): Removed.
23014 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23015 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23018 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23020 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23021 Handle NE_EXPR guards.
23023 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23026 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23027 Set also -pedantic-errors by default for the preprocessor unless
23028 -fpermissive is given.
23030 2007-03-15 Richard Guenther <rguenther@suse.de>
23032 PR middle-end/29719
23033 PR middle-end/31161
23034 * builtins.c (expand_builtin_cexpi): As a fallback if we
23035 don't have builtins for sincos or cexp create a function
23036 declaration for cexp and expand to a call to that.
23037 (expand_builtin_int_roundingfn): Always fall
23038 back to floor/ceil and its variants even if they may be
23041 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23043 PR middle-end/31159
23044 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23045 jump tables, move the call to delete_dead_jumptables from here...
23046 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23047 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23048 don't allow merging of blocks that try_redirect_by_replacing_jump
23049 also does not handle when not optimizing.
23051 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23052 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23054 * config/i386/i386.md (x86_sahf_1): Correctly handle
23057 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23060 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23061 x86_64_general_operand as operand[2] predicate. Remove "iF"
23062 from operand constraints and use "e" constraint instead.
23063 (*subti3_1, *subti3_1 splitter): Ditto.
23064 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23065 operand[1] predicate.
23067 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23069 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23070 arrays, multiply the access strides by the size of the sub-array.
23071 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23073 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23075 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23076 the configured assembler supports the sahf mnemonic.
23077 * configure: Regenerate.
23078 * config.in: Regenerate.
23080 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23081 emit "sahf" or ".byte\t0x9e" as asm template.
23083 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23086 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23087 option to replace hard coded TARGET_xxx in md file.
23088 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23089 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23090 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23091 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23092 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23093 (X86_TUNE_NOT_VECTORMODE): Ditto.
23094 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23095 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23096 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23097 (TUNE_SLOW_IMUL_IMM8): Ditto.
23098 (TUNE_MOVE_M1_VIA_OR): Ditto.
23099 (TUNE_NOT_UNPAIRABLE): Ditto.
23100 (TUNE_NOT_VECTORMODE): Ditto.
23102 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23105 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23106 tuning options instead of hard coded TARGET_xxx.
23107 (fix ssemode peephole2's): Ditto.
23108 (imul peephole2's): Ditto.
23110 (movdi_or_rex64): Ditto.
23111 (move peephole2): Ditto.
23112 (not peephole2's): Ditto.
23114 2007-03-14 Dirk Mueller <dmueller@suse.de>
23116 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23117 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23118 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23120 * c-parser.c (c_parser_do_statement): Warn about empty body in
23121 do/while statement.
23122 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23123 * doc/invoke.texi (-Wempty-body): Update documentation.
23125 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23128 * c-common.h (warn_for_div_by_zero): Declare.
23129 * c-common.c (warn_for_div_by_zero): Define.
23130 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23133 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23135 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23136 to PREFIX and STANDARD_PREFIX.
23138 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23139 Phil Edwards <phil@codesourcery.com>
23141 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23142 (__gthread_once_t): Remove busy field for RTPs.
23143 (__GTHREAD_ONCE_INIT): Update accordingly.
23145 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23147 * doc/invoke.texi: Document VxWorks options.
23149 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23151 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23153 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23155 PR tree-optimization/30590
23156 * tree-nrv.c (tree_nrv): Check for the partial update of the
23159 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23161 * flags.h (flag_random_seed): Remove declaration, in favor of...
23162 * toplev.h (get_random_seed, set_random_seed): ... these.
23163 * tree.c (get_file_function_name): Use the former.
23164 * opts.c (common_handle_option): Use the latter.
23167 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23169 PR middle-end/31127
23170 * cse.c (cse_find_path): Do not bail out if a basic block that
23171 we already visited now becomes part of a path that starts at a
23172 different basic block. Just disallow this, to make sure we
23173 visit each basic block at most once.
23175 2007-03-13 Jan Hubicka <jh@suse.cz>
23177 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23178 attributes, when profile esitmate is present, calls with very low
23179 frequency are cold.
23181 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23183 PR tree-optimization/30730
23184 PR tree-optimization/26900
23185 * tree-ssa-loop-niter.c: Include gmp.h.
23186 (bounds): New type.
23187 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23188 split_to_var_and_offset, determine_value_range,
23189 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23190 bound_difference, bounds_add, bounds_negate,
23191 number_of_iterations_ne_max, dump_affine_iv): New functions.
23192 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23193 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23194 difference of initial and final value of control iv to validate
23196 (number_of_iterations_cond): Add loop parameter. Determine bounds
23197 on the difference of the extremes of the control iv. Add dumps.
23198 (expand_simple_operations): Handle phi nodes.
23199 (simplify_using_initial_conditions): Do not record used conditions.
23200 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23201 Do not set additional_info.
23202 (implies_nonnegative_p, implies_ge_p): Removed.
23203 (derive_constant_upper_bound): Do not use parameter `additional'.
23204 (record_estimate): Parameter `additional' removed. Parameter
23205 `i_bound' added. Do not call derive_constant_upper_bound.
23206 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23207 bound the number of iterations estimate.
23208 (estimate_numbers_of_iterations_loop): Pass the estimate from
23209 the number of iterations analysis to record_estimate.
23210 * tree.h (multiple_of_p): Declare.
23211 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23212 (scev_const_prop): Do not check expression_expensive_p.
23213 * fold-const.c (multiple_of_p): Exported.
23214 * double-int.c (double_int_mask): Exported.
23215 * double-int.h (double_int_mask): Declare.
23216 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23217 field. Added max field.
23219 2007-03-13 David Taylor <taylor@candd.org>
23222 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23225 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23228 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23229 two unamed patterns.
23231 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23233 * config/i386/i386.opt (mcx16, msahf): New options.
23234 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23235 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23237 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23238 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23239 Output -mcx16 and -msahf options when corresponding bit is set.
23241 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23242 and -msahf options.
23244 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23246 * configure.ac: Test for assembler tolerance to # 0 "".
23247 * configure, config.in: Rebuilt.
23248 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23250 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23252 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23254 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23255 (handle_syscall): Handle direct system calls.
23256 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23258 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23260 * doc/invoke.texi: Fix cpp.info cross-reference.
23261 * doc/passes.texi: Fix gcc.info cross-reference.
23263 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23265 PR tree-optimization/30835
23266 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23267 bb_for_stmt is not NULL before accessing it.
23269 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23271 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23274 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23277 * doc/install.texi: Document --enable-stage1-languages
23279 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23281 * tree-pass.h (pass_into_cfg_layout_mode,
23282 pass_outof_cfg_layout_mode): Declare.
23283 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23284 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23285 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23286 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23288 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23290 * c-decl.c (warn_variable_length_array): New function.
23291 Refactored from grokdeclarator to handle warn_vla
23292 and handle unnamed array case.
23293 (grokdeclarator): Refactored VLA warning case.
23294 * c.opt (Wvla): New flag.
23295 * doc/invoke.texi (Wvla): New warning.
23297 2007-03-12 Richard Henderson <rth@redhat.com>
23299 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23300 (TARGET_SECTION_TYPE_FLAGS): New.
23302 2007-03-12 Richard Henderson <rth@redhat.com>
23304 * config/darwin.c (machopic_reloc_rw_mask): New.
23305 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23306 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23308 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23310 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23311 * cppdefault.h (cpp_PREFIX): Document.
23312 (cpp_PREFIX_len): Likewise.
23313 (cpp_EXEC_PREFIX): New variable.
23314 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23315 * c-incpath.c (add_standard_paths): Correct logic for relocating
23316 paths within prefix.
23318 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23320 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23321 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23323 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23324 fix_truncdfdi_sse using SSEMODEF mode macro.
23325 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23326 fix_truncdfsi_sse using SSEMODEF mode macro.
23327 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23328 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23330 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23332 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23333 elfos.h to tm_file.
23335 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23337 * tree.h : Add multiple_of_p declaration.
23338 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23339 * ipa-type-escape.c (results_of_malloc): Redundant.
23340 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23341 (cast_type): Extended with new members.
23342 (check_cast): Returns cast_type.
23343 (cast): New structure for data of walk_use_def_chains.
23344 (is_malloc_result, is_cast_from_non_pointer_1,
23345 is_cast_from_non_pointer,
23346 is_array_access_through_pointer_and_index): New functions.
23347 (look_for_casts): Returns cast types.
23348 (check_call): Returns void.
23349 (okay_pointer_operation): Use support of pointer plus index,
23350 pointer plus constant and allow all multiplications.
23352 2007-03-11 Richard Guenther <rguenther@suse.de>
23354 PR tree-optimization/31115
23355 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23356 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23357 A shift count of zero is not special as with *_DIV_EXPR.
23358 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23361 2007-03-11 Ian Lance Taylor <iant@google.com>
23363 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23364 the *_DIV_EXPR codes correctly with overflow infinities.
23366 2007-03-11 Ira Rosen <irar@il.ibm.com>
23368 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23369 indicate success/failure of the analysis. Add negation to subtrahend
23370 in case of subtraction. Fail if both operands contain constants.
23371 (create_data_ref): Fail if analyze_offset fails.
23373 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23375 * config/i386/i386.md (frndintxf2): Rename to ...
23376 (rintxf2): ... this. Remove expander having same name.
23377 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23378 (roundsf2, rounddf2): Ditto.
23379 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23380 (lround<mode>di2, lround<mode>si2): Ditto.
23382 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23384 * lower-subreg.c: Include except.h.
23385 (decompose_multiword_subregs): Verify that the only control flow
23386 insns we can split are loads to multi-words pseudos.
23387 Handle breaking such blocks after splitting, instead of calling
23388 find_many_sub_basic_blocks.
23390 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23391 on the new basic block. Add a lengthy comment explaining why we
23392 thought this was necessary.
23393 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23395 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23398 * tree.c (walk_type_fields): Recurse into the element type of
23399 ARRAY_TYPEs if there is a pointer set.
23401 2007-03-10 Dirk Mueller <dmueller@suse.de>
23403 * c-common.c (warn_logical_operator): Fix condition.
23405 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23407 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23409 * config/darwin.c (machopic_select_section): Remove superfluous
23410 argument in call to categorize_decl_for_section. Remove unused
23413 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23415 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23417 * configure: Regenerate.
23419 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23422 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23423 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23424 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23425 Add LABEL_NUSES to emitted label.
23426 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23427 branch probability value to emitted jump insn.
23428 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23429 Do not check life information and do not re-arrange input operands
23430 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23432 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23434 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23435 the change of decode_asm_operands.
23437 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23439 * mode-switching.c (create_pre_exit): Skip blockage insn.
23441 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23443 * tree-pass.h (TODO_update_smt_usage): Remove.
23445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23449 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23451 * pa.c (attr_length_call): Revise condition for long
23452 pc-relative branch.
23453 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23454 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23455 sequence on SOM target.
23457 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23459 * gcc.c: Document %{, in big comment at top.
23460 (input_suffix_matches): Remove special handling for .s and
23462 (input_spec_matches): New.
23463 (handle_braces): Handle %{,.
23464 (validate_switches): ',' indicates a value which is not a switch.
23465 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23466 to detect assembler input.
23467 * config/i386/sol2.h (CPP_SPEC): Likewise.
23468 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23469 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23470 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23471 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23472 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23473 -m64 causes deployment target to default to 10.5.
23474 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23476 2007-03-09 Richard Henderson <rth@redhat.com>
23479 * target.h (targetm.asm.out.reloc_rw_mask): New.
23480 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23481 (TARGET_ASM_OUT): Use it.
23482 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23483 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23484 use the new reloc_rw_mask target hook instead.
23485 (default_section_type_flags_1): Merge into...
23486 (default_section_type_flags): ... here.
23487 (decl_readonly_section_1): Merge into...
23488 (decl_readonly_section): ... here.
23489 (default_elf_select_section_1): Merge into...
23490 (default_elf_select_section): ... here.
23491 (default_unique_section_1): Merge into...
23492 (default_unique_section): ... here.
23493 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23494 (default_select_rtx_section): Use it.
23495 (default_elf_select_rtx_section): Likewise.
23496 * output.h: Update to match.
23497 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23498 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23499 (TARGET_ASM_RELOC_RW_MASK): New.
23500 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23501 to categorize_decl_for_section.
23502 (x86_64_elf_unique_section): Likewise.
23503 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23504 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23505 (TARGET_ASM_RELOC_RW_MASK): New.
23506 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23507 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23508 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23509 (TARGET_RWRELOC): Remove.
23510 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23511 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23512 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23513 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23514 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23515 (rs6000_xcoff_select_section): Use decl_readonly_section.
23516 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23517 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23518 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23519 (TARGET_SECTION_TYPE_FLAGS): Remove.
23520 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23522 2007-03-09 Roger Sayle <roger@eyesopen.com>
23524 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23525 complex constant equality/inequality comparisons for here.
23526 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23527 known at compile-time or can be simplified to a scalar comparison.
23528 (fold_relational_const): Move compile-time evaluation of complex
23529 constant equality/inequality comparisons to here.
23531 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23533 PR rtl-optimization/30643
23534 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23536 (fold_rtx): Recurse, like before 2006-11-03.
23538 2007-03-09 DJ Delorie <dj@redhat.com>
23540 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23543 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23545 PR tree-optimization/30375
23546 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23547 LHS of statements is not the same.
23548 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23550 2007-03-09 Chao-ying Fu <fu@mips.com>
23552 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23554 * doc/invoke.texi (-mdspr2): Document new option.
23555 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23556 New unspec for DSP REV 2.
23557 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23558 these instructions are extended in DSP REV 2.
23559 (mips-dspr2.md): Include.
23560 * config/mips/mips.opt (mdspr2): New option.
23561 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23562 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23563 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23564 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23565 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23566 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23567 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23569 (bdesc_map): Add one field of unsupported_target_flags.
23570 (bdesc_arrays): Update entries to have extra fields. Add
23572 (mips_init_builtins): Initialize new function types.
23573 Check unsupported_target_fileds to filter out builtins.
23574 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23576 (ASM_SPEC): Pass mdspr2 to the assembler.
23577 * config/mips/mips-dspr2.md: New file.
23579 2007-03-09 Sa Liu <saliu@de.ibm.com>
23581 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23583 2007-03-09 Ian Lance Taylor <iant@google.com>
23585 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23586 argument) like -Wstrict-overflow=2.
23587 * doc/invoke.texi (Warning Options): Update documentation.
23589 2007-03-09 Dirk Mueller <dmueller@suse.de>
23592 * doc/invoke.texi (-Wlogical-op): Document.
23593 * common.opt (-Wlogical-op): New.
23594 * c-common.h (warn_logical_operator): Declare.
23595 * c-common.c (warn_logical_operator): Define.
23596 * c-typeck.c (parser_build_binary_op): Call
23597 warn_logical_operator.
23599 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23601 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23602 * final.c (final_scan_insn): Test for non-"" file name.
23604 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23606 * doc/loop.texi: Document the Omega linear constraints solver.
23607 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23608 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23609 omega-hash-table-size, omega-max-keys, and
23610 omega-eliminate-redundant-constraints.
23611 * tree-pass.h (pass_check_data_deps): Declared.
23614 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23615 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23616 pass_check_data_deps): New.
23617 * tree-data-ref.c (init_data_ref): Remove declaration.
23618 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23619 (analyze_array): Renamed init_array_ref, move up initializations.
23620 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23621 Removed arguments that are set to NULL.
23622 (analyze_indirect_ref): Correct indentation, correct call to
23624 (object_analysis): Call init_array_ref instead of analyze_array.
23625 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23626 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23627 of DR_ACCESS_FNS_ADDR.
23628 (init_omega_eq_with_af, omega_extract_distance_vectors,
23629 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23630 ddr_consistent_p): New.
23631 (compute_affine_dependence): Check consistency of ddrs when
23632 flag_check_data_deps is passed.
23633 (analyze_all_data_dependences): Uncomment.
23634 (tree_check_data_deps): New.
23635 * tree-data-ref.h: Include omega.h.
23636 (DR_ACCESS_FNS_ADDR): Removed.
23637 (data_dependence_relation): Add inner_loop.
23638 (DDR_INNER_LOOP): New.
23639 * common.opt (fcheck-data-deps): New.
23640 * tree-flow.h (tree_check_data_deps): Declare.
23641 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23642 (OBJS-common): Depend on omega.o.
23644 * passes.c (pass_check_data_deps): Scheduled.
23645 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23646 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23647 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23648 PARAM_VECT_MAX_VERSION_CHECKS,
23649 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23651 2007-03-09 Richard Guenther <rguenther@suse.de>
23653 PR tree-optimization/30904
23654 PR middle-end/31058
23655 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23656 the same way as *_DIV_EXPR.
23658 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23660 * recog.c (decode_asm_operands): No mixed declarations and code.
23662 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23664 * rtl.def (ASM_INPUT): Add location.
23665 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23666 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23667 (decode_asm_operands): Add loc operand.
23668 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23669 * stmt.c (expand_asm): Rename to...
23670 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23671 gen_rtx_ASM_INPUT_loc.
23672 (expand_asm_expr): Adjust.
23673 * recog.c (decode_asm_operands): Add loc operand.
23674 (check_asm_operands, extract_insn): Adjust.
23675 * reload1.c (maybe_fix_stack_asms): Likewise.
23676 * final.c (asm_insn_count): Likewise.
23677 (final_scan_insn): Output # line before and after asm.
23679 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23681 * tree-ssa-structalias.c (variable_info): Remove
23683 (new_var_info): Ditto.
23684 (shared_bitmap_info_t): New structure.
23685 (shared_bitmap_table): New variable.
23686 (shared_bitmap_hash): New function.
23687 (shared_bitmap_eq): Ditto
23688 (shared_bitmap_lookup): Ditto.
23689 (shared_bitmap_add): Ditto.
23690 (merge_smts_into): Change to take bitmap directly.
23691 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23692 (init_alias_vars): Init shared bitmap hashtable.
23693 (delete_points_to_sets): Delete shared bitmap hashtable.
23694 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23695 is_aliased removal as a change that was still necessary was
23698 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23700 * config/i386/i386.h (override_options): Conditionally disable
23701 x86_sahf for 64bit targets only.
23703 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23706 * c-decl.c (merge_decls): Don't call make_var_volatile.
23707 * varasm.c (make_var_volatile): Remove.
23708 * output.h (make_var_volatile): Remove.
23710 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23712 PR tree-optimization/31085
23713 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23715 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23717 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23718 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23719 ATTR_CONST_NOTHROW_LIST.
23721 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23724 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23726 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23728 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23731 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23733 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23734 passed, use shared libgcc.
23736 2007-03-08 Roger Sayle <roger@eyesopen.com>
23738 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23739 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23740 (honor_protect_cleanup_actions, lower_try_finally_switch):
23742 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23743 ifc_temp_var): Likewise.
23744 * tree-inline.c (setup_one_parameter): Likewise.
23745 * tree-mudflap.c (mf_decl_cache_locals,
23746 mf_build_check_statement_for): Likewise.
23747 * tree-nested.c (init_tmp_var, save_tmp_var,
23748 finalize_nesting_tree_1): Likewise.
23749 * tree-outof-ssa.c (insert_copy_on_edge,
23750 insert_backedge_copies): Likewise.
23751 * tree-profile.c (tree_gen_edge_profiler,
23752 tree_gen_ic_profiler): Likewise.
23753 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23754 * tree-sra.c (sra_build_assignment): Likewise.
23755 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23756 * tree-ssa-math-opts.c (insert_reciprocals,
23757 execute_cse_sincos_1): Likewise.
23758 * tree-tailcall.c (adjust_accumulator_values,
23759 adjust_return_value): Likewise.
23760 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23761 * tree-vect-transform.c (vect_create_data_ref_ptr,
23762 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23763 vect_create_epilog_for_reduction, vectorizable_reduction,
23764 vectorizable_call, vectorizable_conversion,
23765 vectorizable_assignment, vectorizable_operation,
23766 vectorizable_type_demotion, vect_gen_widened_results_half,
23767 vect_permute_store_chain, vectorizable_store,
23768 vect_setup_realignment, vect_permute_load_chain,
23769 vectorizable_load, vectorizable_condition,
23770 vect_create_cond_for_align_checks): Likewise.
23771 * tree-vrp.c (build_assert_expr_for): Likewise.
23773 2007-03-08 Ian Lance Taylor <iant@google.com>
23775 * tree-vrp.c: Include "intl.h".
23776 (usable_range_p): New static function.
23777 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23778 overflowed values, juts set *strict_overflow_p.
23779 (compare_values): Only return -2 if one of the operands is not a
23781 (compare_ranges): Call usable_range_p.
23782 (compare_range_with_value): Likewise.
23783 (vrp_evaluate_conditional_warnv): Rename from
23784 vrp_evaluate_conditional. Make static. Change all callers.
23785 (vrp_evaluate_conditional): New function.
23786 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23787 on signed overflow.
23788 (simplify_abs_using_ranges): Likewise.
23789 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23790 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23791 within_stmt parameter.
23792 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23793 vrp_evaluate_conditional.
23794 * tree-ssa-threadedge.c
23795 (record_temporary_equivalences_from_stmts_at_dest): Change
23796 simplify parameter to take a second tree parameter.
23797 (simplify_control_stmt_condition): Likewise.
23798 (thread_across_edge): Likewise.
23799 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23800 (thread_across_edge): Likewise.
23801 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23803 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23805 * config/i386/i386.h (TARGET_SAHF): New define.
23806 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23807 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23808 (x86_sahf): New global variable.
23809 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23810 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23811 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23812 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23814 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23815 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23816 when expanding fcomi/sahf based tests.
23817 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23818 expanding sahf based alternative. Emit sahf based sequence when
23819 optimizing for code size.
23820 * config/i386/i386.md (x86_sahf_1): Do not disable for
23821 TARGET_64BIT, enable for TARGET_SAHF.
23823 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23825 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23826 spurious whitespace from error message.
23828 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23831 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23833 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23835 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23837 * tree-sra.c (instantiate_element): Propagate disabled warnings
23838 from the element itself to the created variable.
23840 2007-03-07 Richard Henderson <rth@redhat.com>
23843 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23844 silently fix up the stack in the case of a missing register.
23846 2007-03-07 Paul Brook <paul@codesourcery.com>
23848 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23850 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23852 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23854 (phase1_vrs): Use them.
23855 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23856 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23857 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23858 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23859 __gnu_Unwind_Restore_WMMXC if required.
23860 (_Unwind_VRS_Pop): Implement iWMMXt support.
23861 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23862 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23863 gnu_Unwind_Save_WMMXC): Define.
23865 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23867 * config/vxworks.h (vxworks_override_options): Declare.
23868 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23869 * config/vxworks.c: Include target.h and toplev.h.
23870 (vxworks_override_options): New function.
23871 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23873 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23875 * config/s390/s390.c (override_options): Don't emit an error when
23876 -mstack-size is used without providing -mstack-guard.
23877 (s390_emit_prologue): Choose stack_guard value automatically if not
23878 provided via command line.
23879 * doc/invoke.texi: Adjust description of -mstack-guard and
23882 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23884 * config/i386/i386.c (output_set_got): Add a GOT initialization
23885 sequence for VxWorks PIC.
23886 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23887 around labels as well as symbols. Use gotoff_operand instead
23888 of local_symbolic_operand.
23889 (legitimize_pic_address): Use gotoff_operand instead of
23890 local_symbolic_operand. Use @GOT accesses for labels as
23892 (ix86_output_addr_diff_elt): Use PC-relative rather than
23893 GP-relative offsets for VxWorks PIC.
23894 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23895 no_new_pseudos. Check whether the returned register is op0.
23896 * config/i386/i386.md (tablejump): Use PC-relative rather than
23897 GP-relative offsets for VxWorks PIC.
23898 * config/i386/predicates.md (gotoff_operand): New predicate.
23900 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23902 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23904 * config/vxworks-dummy.h: New file.
23905 * config/i386/i386.h: Include it.
23907 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23909 * dwarf2out.c (is_inlined_entry_point): New
23910 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23911 DW_AT_ranges if the first subblock is the entry point.
23913 2007-03-06 David Daney <ddaney@avtrex.com>
23915 * doc/install.texi (mips-*-*): Change recommended binutils
23918 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23920 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23921 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23923 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23924 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23926 2007-03-06 Jan Hubicka <jh@suse.cz>
23928 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23929 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23931 (probably_cold_bb_p): Cold functions are cold.
23932 (probably_never_executed_bb_p): Cold functions are cold.
23933 (tree_bb_level_predictions): Predict calls to cold functions as not
23935 (compute_function_frequency): Check hot/cold attributes.
23936 * function.h (function_frequency): Update comments.
23937 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23938 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23939 (c_common_att): Add cold and hot.
23941 * doc/extend.texi (hot,cold attributes): Document.
23943 2007-03-06 Andrew Haley <aph@redhat.com>
23945 * function.c (expand_function_end): Move blockage to just after we
23946 emit the label for the naked return from the function.
23948 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23950 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23953 2007-03-06 Jan Hubicka <jh@suse.cz>
23955 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23956 loaded for constant large models. Non-large 64bit PIC can do.
23957 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23958 * cmodel.h: Add LARGE PIC.
23959 * i386.md (UNSPEC_PLTOFF): New.
23960 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23962 (*call_1_rex64): Disable for large models.
23963 (*call_1_rex64_large): New.
23964 (*call_value_1_rex64): Disable for large models.
23965 (*call_value_1_rex64_large): New.
23966 (set_rip_rex4): New.
23967 (set_got_offset_rex64): New.
23968 * predicates.md (constant_call_address_operand): For large model
23969 constant calls are not possible.
23970 * i386-protos.h (construct_plt_address): Declare.
23971 * i386.c (override_options): Accept large models.
23972 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23973 (legitimate_constant_p): Add new UNSPECs.
23974 (legitimate_pic_operand_p): Likewise.
23975 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23976 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23978 (output_pic_addr_const): Add PLTOFF.
23979 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23980 (ix86_expand_move): Legitimize pic address when in PIC mode.
23981 (construct_plt_address): New function.
23982 (ix86_expand_call): Offload the address to register and use GOT
23983 pointer for large model.
23984 * invoke.texi (mcmodel=large): Update documentation.
23986 2007-03-06 Richard Henderson <rth@redhat.com>
23988 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23989 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23990 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23991 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23992 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23993 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23994 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23995 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23996 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23997 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23998 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23999 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24000 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24001 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24002 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24003 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24004 x86_schedule, x86_use_bt, x86_pad_returns,
24005 x86_use_xchgb): Merge into ...
24006 (ix86_tune_features): ... here. New array.
24007 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24008 x86_bswap): Merge into ...
24009 (ix86_arch_features): ... here. New array.
24010 (x86_3dnow_a): Remove.
24011 (x86_accumulate_outgoing_args): Make static.
24012 (x86_arch_always_fancy_math_387): Make static.
24013 (ix86_tune_mask, ix86_arch_mask): Move ...
24014 (override_options): ... to local variables here. Apply the
24015 appropriate mask to each element of ix86_arch_features and
24016 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24017 as were done in the old macros.
24018 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24019 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24020 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24021 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24022 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24023 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24024 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24025 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24026 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24027 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24028 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24029 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24030 x86_accumulate_outgoing_args, x86_prologue_using_move,
24031 x86_epilogue_using_move, x86_decompose_lea,
24032 x86_arch_always_fancy_math_387, x86_shift1,
24033 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24034 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24035 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24036 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24037 x86_use_incdec, x86_pad_returns, x86_bswap,
24038 x86_partial_flag_reg_stall): Remove.
24039 (enum ix86_tune_indices): New.
24040 (ix86_tune_features): New.
24041 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24042 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24043 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24044 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24045 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24046 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24047 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24048 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24049 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24050 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24051 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24052 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24053 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24054 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24055 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24056 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24057 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24058 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24059 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24060 TARGET_EXT_80387_CONSTANTS): Use it.
24061 (enum ix86_arch_indices): New.
24062 (ix86_arch_features): New.
24063 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24064 TARGET_BSWAP): Use it.
24065 (ix86_tune_mask, ix86_arch_mask): Remove.
24067 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24070 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24071 Define using $${sysroot_headers_suffix}.
24072 * configure: Regenerate.
24073 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24074 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24076 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24077 * gcc.c (print_sysroot_headers_suffix): New.
24078 (option_map): Include --print-sysroot-headers-suffix.
24079 (display_help): Mention -print-sysroot-headers-suffix.
24080 (process_command): Handle -print-sysroot-headers-suffix.
24081 (do_spec_1): Append multilib directory to include-fixed path if
24082 sysroot suffixes in use.
24083 (main): Handle -print-sysroot-headers-suffix.
24084 * Makefile.in (start.encap): Don't depend on xlimits.h
24085 (xlimits.h): Remove.
24086 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24087 limits.h for each multilib in fixinc_list.
24088 (fixinc_list, s-fixinc_list): New.
24089 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24090 generate them for each multilib in fixinc_list.
24091 (stmp-fixproto): Use include-fixed. Run fixproto for each
24092 multilib in fixinc_list.
24093 (mostlyclean): Don't remove xlimits.h.
24094 (clean): Remove include-fixed.
24095 (real-install-headers-tar, real-install-headers-cpio,
24096 real-install-headers-cp): Don't copy include, only include-fixed.
24097 (install-mkheaders): Depend on fixinc_list. Don't depend on
24098 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24099 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24100 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24102 2007-03-06 Jan Hubicka <jh@suse.cz>
24104 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24107 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24109 * configure.ac: Allow tm_file to contain build-directory files.
24110 * configure: Regenerate.
24111 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24112 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24113 * config/m68k/print-sysroot-suffix.sh: New file.
24115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24117 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24118 of pic_offset_table_rtx if reload_completed.
24119 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24120 PIC_OFFSET_TABLE_REGNUM.
24121 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24123 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24124 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24126 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24128 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24129 functions that call eh_return.
24131 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24133 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24134 functions that need a constant pool.
24136 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24139 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24140 (m68k_preferred_reload_class): Likewise.
24141 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24142 (SECONDARY_RELOAD_CLASS): Define.
24143 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24144 (LIMIT_RELOAD_CLASS): Delete.
24145 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24146 registers from storing bytes.
24147 (m68k_secondary_reload_class): New function.
24148 (m68k_preferred_reload_class): Likewise.
24150 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24152 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24154 (m68k_expand_prologue): Likewise.
24156 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24158 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24159 (mips_expand_epilogue): Add a bool parameter.
24160 (m68k_legitimize_sibcall_address): Declare.
24161 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24162 (m68k_expand_epilogue): Add a parameter to select between sibling
24163 and normal epilogues. Only generate a return for the latter.
24164 (m68k_ok_for_sibcall_p): New function.
24165 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24166 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24167 (sibcall_value, *sibcall_value): Likewise.
24168 (*call, *call_value): Require !SIBLING_CALL_P.
24169 (epilogue): Update call to m68k_expand_epilogue.
24170 (sibcall_epilogue): New pattern.
24171 * config/m68k/predicates.md (const_call_operand): Say that this
24172 predicate applies to sibling calls too.
24173 (sibcall_operand): New predicate.
24175 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24177 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24178 alternatives as movsi_cf.
24179 (movsf_cf_hard): Add commentary.
24181 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24182 Richard Sandiford <richard@codesourcery.com>
24184 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24185 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24186 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24187 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24188 as being live on exit from an interrupt function.
24189 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24190 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24191 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24192 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24193 (m68k_interrupt_function_p): Globalize.
24194 (m68k_compute_frame_layout): Remove reverse mask code.
24195 (m68k_emit_movem, m68k_set_frame_related): New functions.
24196 (m68k_output_function_prologue): Delete in favor of...
24197 (m68k_expand_prologue): ...this new function.
24198 (m68k_output_function_epilogue): Delete in favor of...
24199 (m68k_expand_epilogue): ...this new function.
24200 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24202 (print_operand): Handle %?.
24203 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24204 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24205 (prologue, epilogue): New patterns.
24206 (return): Turn into a define_expand.
24207 (*return): New pattern, derived from old "return" pattern. Use rte
24208 rather than rts for interrupt functions. Only use rtd if the pop
24210 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24211 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24212 (link, *link, unlink, *unlink, load_got): Likewise.
24214 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24218 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24219 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24220 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24221 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24222 and m68k_matches_u_p.
24223 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24224 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24225 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24226 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24227 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24228 (REG_STRICT_P): New macro.
24229 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24230 PCREL_GENERAL_OPERAND_OK.
24231 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24232 m68k_legitimate_base_reg_p.
24233 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24234 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24235 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24236 * config/m68k/m68k.c (m68k_address): New structure.
24237 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24238 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24239 (m68k_jump_table_ref_p, m68k_decompose_address)
24240 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24241 (m68k_matches_u_p): New functions.
24242 (print_operand_address): Rewrite to use m68k_decompose_index.
24244 2007-03-05 David Taylor <dtaylor@emc.com>
24246 * gcc.c: Correct copyright date in --version output.
24248 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24250 * pa.md: In unamed move patterns, disparge copies between general
24251 and floating point registers using '?' modifier. Don't include 'f'
24252 constraint for register preferences in DImode, SImode, HImode and
24253 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24254 Remove constraints for copies between general and floating registers
24255 in soft-float DFmode pattern.
24256 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24260 2007-03-05 Mike Stump <mrs@apple.com>
24262 * c-common.c (targetcm): Add.
24263 * c-opts.c (c_common_handle_option): Handle language specific
24265 * opts.c (handle_option): Verify language for target options, if
24267 * opth-gen.awk: Add CL_LANG_ALL.
24268 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24269 (TARGETCM_INITIALIZER): Add.
24270 * target.h (struct gcc_targetcm): Add.
24272 * targhooks.c (default_handle_c_option): Add.
24273 * targhooks.h (default_handle_c_option): Add.
24274 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24276 * config/darwin.opt (iframework): Add.
24277 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24278 * config/darwin-c.c (handle_c_option): Add.
24279 (TARGET_HANDLE_C_OPTION): Add.
24281 * doc/invoke.texi (Darwin Options): Add -iframework.
24283 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24285 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24288 2007-03-05 Ian Lance Taylor <iant@google.com>
24290 * c.opt (fgnu89-inline): New option.
24291 * c-opts.c (c_common_post_options): Set default value for
24293 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24294 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24296 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24297 (grokdeclarator, start_function): Likewise.
24298 * c-cppbuiltin.c (c_cpp_builtins): Define either
24299 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24300 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24301 (C Dialect Options): Document -fgnu89-inline.
24302 * doc/extend.texi (Function Attributes): Explain what the
24303 gnu_inline attribute does.
24304 * doc/cpp.texi (Common Predefined Macros): Document
24305 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24307 2007-03-05 Ian Lance Taylor <iant@google.com>
24309 PR tree-optimization/31034
24310 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24311 half-range if the other side is an overflow infinity.
24313 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24315 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24316 (bfin*-linux-uclibc*): New configuration.
24317 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24319 * config/bfin/linux.h: New file.
24320 * config/bfin/libgcc-bfin.ver: New file.
24321 * config/bfin/t-bfin-uclinux: New file.
24322 * config/bfin/t-bfin-linux: New file.
24323 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24324 (TARGET_OS_CPP_BUILTINS): New macro.
24326 2007-03-05 Richard Guenther <rguenther@suse.de>
24328 * fold-const.c (fold_binary): Remove duplicate folding
24329 of comparison of non-null ADDR_EXPR against null.
24331 2007-03-05 Richard Guenther <rguenther@suse.de>
24332 Dorit Nuzman <dorit@il.ibm.com>
24334 PR tree-optimization/26420
24335 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24336 are no loops in the function. Only print the number of
24337 vectorized loops if it is greater than zero or we are supposed
24338 to print information about unvectorized loops.
24340 2007-03-05 Revital Eres <eres@il.ibm.com>
24342 * gcc.dg/var-expand1.c: New test.
24343 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24344 when an accumulator is expanded.
24346 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24349 * c-common.c (convert_and_check): Don't give warnings for
24350 conversion if 'expr' already overflowed.
24352 2007-03-04 Roger Sayle <roger@eyesopen.com>
24354 PR middle-end/30744
24355 * fold-const.c (fold_comparison): Enforce type consistency when
24356 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24358 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24360 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24361 containing a cast to the base of TARGET_MEM_REF.
24363 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24365 * tree.c (tree_contains_struct_check_failed): Remove spurious
24366 whitespace from error message.
24368 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24371 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24372 instead of precision.
24374 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24375 Nathan Sidwell <nathan@codesourcery.com>
24377 * emit-rtl.c (find_auto_inc): New.
24378 (try_split): recreate REG_INC notes,
24379 Use regular for loops rather than whiles.
24381 2007-03-03 Andreas Schwab <schwab@suse.de>
24383 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24384 * configure: Regenerate.
24386 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24388 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24389 flag_rounding_math, not flag_unsafe_math_optimizations.
24391 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24393 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24394 alpha_fold_vector_minmax): Likewise.
24395 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24396 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24398 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24400 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24401 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24402 if the lhs has side-effects.
24403 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24405 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24407 * config/i386/i386.h (TUNEMASK): Remove define.
24408 (ARCHMASK): Remove define.
24409 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24410 Use ix86_arch_mask variable instead of ARCHMASK.
24411 * config/i386/i386.c (override_options): Ditto.
24412 (standard_80387_constant_p): Ditto.
24414 2007-03-02 Ian Lance Taylor <iant@google.com>
24416 Used signed infinities in VRP.
24417 * tree-vrp.c (uses_overflow_infinity): New static function.
24418 (supports_overflow_infinity): New static function.
24419 (make_overflow_infinity): New static function.
24420 (negative_overflow_infinity): New static function.
24421 (positive_overflow_infinity): New static function.
24422 (is_negative_overflow_infinity): New static function.
24423 (is_positive_overflow_infinity): New static function.
24424 (is_overflow_infinity): New static function.
24425 (overflow_infinity_range_p): New static function.
24426 (compare_values_warnv): New function split out of compare_values.
24427 (compare_value): Call it.
24428 (set_value_range_to_nonnegative): Add overflow_infinity
24429 parameter. Change caller.
24430 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24432 (vrp_expr_computes_nonzero): Likewise.
24433 (compare_ranges, compare_range_with_value): Likewise.
24434 (compare_name_with_value, compare_names): Likewise.
24435 (vrp_evaluate_conditional): Likewise.
24436 (set_value_range): Handle infinity
24437 (vrp_operand_equal_p, operand_less_p): Likewise.
24438 (extract_range_from_assert): Likewise.
24439 (vrp_int_const_binop): Likewise.
24440 (extract_range_from_binary_expr): Likewise.
24441 (extract_range_from_unary_expr): Likewise.
24442 (extract_range_from_comparison): Likewise.
24443 (extract_range_from_expr): Likewise.
24444 (dump_value_range): Likewise.
24445 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24446 (test_for_singularity): Likewise.
24447 (vrp_int_const_binop): Remove inline qualifier.
24448 (adjust_range_with_scev): Add comment.
24449 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24451 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24453 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24454 (get_constraint_for): Likewise.
24455 (do_structure_copy): Likewise.
24456 (find_func_aliases): Fix references to MODIFY_EXPR.
24457 (intra_create_variable_infos): Tidy.
24458 * tree-ssa-operands.c (add_virtual_operand): Add argument
24460 When adding members of alias sets, if IS_CALL_SITE is true and
24461 the symbol is not call-clobbered, skip it.
24462 Adjust all callers.
24464 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24466 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24467 entry by means of emit_insn_at_entry.
24469 2007-03-02 Richard Henderson <rth@redhat.com>
24471 * expr.h (promoted_input_arg): Remove decl.
24472 * function.c (promoted_input_arg): Merge into ...
24473 * combine.c (setup_incoming_promotions): ... only caller.
24474 Rearrange to avoid double loop.
24476 2007-03-02 Ben Elliston <bje@au.ibm.com>
24477 Peter Bergner <bergner@vnet.ibm.com>
24478 Janis Johnson <janis187@us.ibm.com>
24480 * config/rs6000/dfp.md: New file.
24481 * config/rs6000/rs6000.md: Include dfp.md.
24482 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24483 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24484 and TDmode decimal float modes in FP registers.
24485 (num_insns_constant): Likewise.
24486 (rs6000_legitimate_offset_address_p): Likewise.
24487 (rs6000_legitimize_address): Likewise.
24488 (rs6000_legitimize_reload_address): Likewise.
24489 (rs6000_legitimate_address): Likewise.
24490 (rs6000_emit_move): Likewise.
24491 (function_arg_boundary): Likewise.
24492 (function_arg_advance): Likewise.
24493 (rs6000_darwin64_record_arg_recurse): Likewise.
24494 (function_arg): Likewise.
24495 (rs6000_gimplify_va_arg): Likewise.
24496 (rs6000_split_multireg_move): Likewise.
24497 (rs6000_output_function_epilogue): Likewise.
24498 (rs6000_output_function_epilogue): Likewise.
24499 (rs6000_register_move_cost): Likewise.
24500 (rs6000_function_value): Likewise.
24501 (rs6000_libcall_value): Likewise.
24503 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24505 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24507 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24509 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24510 Use $MULTIDIR to choose between the kernel and RTP headers,
24511 and use $WIND_BASE and $WIND_USR to locate them.
24513 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24515 * config/i386/i386.c (override_options): Put initialization of
24516 ix86_tune_mask and ix86_arch_mask to the correct place.
24518 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24519 Michael Meissner <michael.meissner@amd.com>
24522 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24523 (ARCHMASK): Define.
24524 (TARGET_CMOVE): Use ARCHMASK.
24525 (TARGET_CMPXCHG): Ditto.
24526 (TARGET_CMPXCHG8B): Ditto.
24527 (TARGET_XADD): Ditto.
24528 (TARGET_BSWAP): Ditto.
24529 * config/i386/i386.c (ix86_tune_mask): New global variable.
24530 (ix86_arch_mask): Ditto.
24531 (override_options): Initialize ix86_tune_mask and
24532 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24535 2007-03-02 Ben Elliston <bje@au.ibm.com>
24538 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24540 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24542 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24543 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24544 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24545 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24547 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24548 rs6000_init_dwarf_reg_sizes_extra): New.
24549 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24550 SPE register high parts.
24552 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24554 * Makefile.in: Add install-pdf target as
24555 copied from automake v1.10 rules.
24556 * configure.ac: Add install-pdf to target list.
24557 * configure: Regenerate.
24559 2007-03-01 Paul Brook <paul@codesourcery.com>
24561 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24562 modes to LDRD for DImode.
24563 (output_move_double): Fixup out of range ldrd/strd.
24564 (vfp_secondary_reload_class): Rename...
24565 (coproc_secondary_reload_class): ... to this. Add wb argument.
24566 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24567 coproc_secondary_reload_class for CLASS_IWMMXT.
24568 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24569 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24571 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24573 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24574 unroll factor by the estimated number of iterations.
24575 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24576 than prefetch latency.
24578 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24579 decode_caches_intel, detect_caches_intel): New functions.
24580 (host_detect_local_cpu): Use detect_caches_amd and
24581 detect_caches_intel.
24583 2007-03-01 Richard Henderson <rth@redhat.com>
24585 * expr.c (emit_move_complex_push): Export.
24586 (emit_move_complex_parts): Split out from ...
24587 (emit_move_complex): ... here.
24588 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24589 * config/i386/i386.md (movcdi): New.
24591 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24593 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24594 size of mode1 to check for tieable modes in MMX case.
24596 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24598 * Makefile.in (rtlanal.o): Depend on tree.h.
24599 * rtl.h (offset_within_section_p, split_const): Declare.
24600 * rtlanal.c: Include tree.h.
24601 (offset_within_block_p): New function, taken from
24602 mips_offset_within_object_p.
24603 (split_const): New function, taken from mips_split_const.
24604 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24606 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24607 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24608 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24609 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24610 (m68k_illegitimate_symbolic_constant_p): New function.
24611 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24612 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24613 symbolic constant that might be outside the symbol's section,
24614 move the symbol first and then add the offset.
24615 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24617 * config/mips/mips.c (mips_split_const): Delete.
24618 (mips_offset_within_object_p): Delete.
24619 (mips_symbolic_constant_p): Use offset_within_section_p and
24620 split_const instead of mips_offset_within_object_p and
24622 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24623 (mips_legitimize_const_move, print_operand_reloc)
24624 (mips_dangerous_for_la25_p): Use split_const instead of
24627 2007-02-28 Eric Christopher <echristo@apple.com>
24629 * Makefile.in (install-include-dir): Don't rm -rf include.
24631 2007-02-28 Richard Guenther <rguenther@suse.de>
24633 PR middle-end/30364
24634 * fold-const.c (fold_binary): Do not associate expressions
24635 with more than one variable for integer types that do not wrap.
24637 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24639 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24640 Delete, and replace with...
24641 (fold_builtin_call_array): This. Update callers to use it.
24642 * fold-const.c (fold_build_call_list): Delete, and replace with...
24643 (fold_build_call_array): This.
24644 (fold_build_call_list_initializer): Delete, and replace with...
24645 (fold_build_call_array_initializer): This.
24646 * tree.h: Update declarations to reflect above changes.
24648 * c-typeck.c (build_function_call): Store converted arguments
24649 in a stack-allocated array instead of building a list.
24650 (convert_arguments): Store arguments in the array passed in as an
24651 argument, and return the actual number of arguments.
24652 * c-format.c: (check_function_format): Pass arguments in an
24653 array instead of a list.
24654 * c-common.c (check_function_nonnull): Likewise.
24655 (check_function_sentinel): Likewise.
24656 (check_function_arguments): Likewise.
24657 * c-common.h: Update declarations to reflect above changes.
24659 2007-02-28 Jan Hubicka <jh@suse.cz>
24661 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24662 PRED_NEGATIVE_RETURN): Update outcomes.
24664 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24666 * calls.c (emit_library_call_value_1): Handle partial registers
24667 correctly when building up CALL_INSN_FUNCTION_USAGE.
24669 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24671 * pa/predicates.md (move_src_operand): Allow zero for mode.
24672 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24675 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24678 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24679 *movv2df_internal): Enable pattern only for valid operand
24681 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24682 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24684 2007-02-27 Mike Stump <mrs@apple.com>
24686 * config/darwin-crt3.c: Avoid compilation when compiling for a
24689 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24691 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24693 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24694 for fixed headers and limits.h.
24695 (install-include-dir, install-headers-tar, install-headers-cpio,
24696 install-headers-cp, real-install-headers-tar,
24697 real-install-headers-cpio, real-install-headers-cp): Handle
24698 include-fixed as well as include.
24699 (install-mkheaders): Don't install files that go only in include
24701 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24702 from GCC_INCLUDE_DIR.
24703 * gcc.c (process_command): Remove special -BstageN/ handling.
24704 (do_spec_1): Add include-fixed directories.
24706 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24708 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24710 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24712 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24715 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24717 * c-common.c (get_priority): Add check for
24718 SUPPORTS_INIT_PRIORITY.
24720 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24722 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24724 * config/bfin/bfin.c: Include "cfglayout.h".
24725 (MAX_LSETUP_DISTANCE): New macro.
24726 (struct loop_info): New members incoming, incoming_src and
24727 incoming_dest. Delete member predecessor.
24728 (length_for_loop): New function.
24729 (bfin_optimize_loop): Handle more different loop structures.
24730 (bfin_discover_loop): Rework detection of predecessor blocks by
24731 examining incoming edges.
24732 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24734 (bfin_reorder_loops): New function.
24735 (bfin_reorg_loops): Use these three new functions.
24737 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24738 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24739 (CONSTRAINT_LEN): Add entry for 'q'.
24740 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24741 Add 'q' constraints.
24742 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24743 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24745 * config/bfin/bfin.md (add_with_carry): New pattern.
24746 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24747 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24748 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24749 support unsigned multiplies too. Removed incorrect commutativity from
24750 operand 1 constraint where appropriate.
24751 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24753 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24754 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24756 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24757 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24758 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24759 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24760 usmulhisi_hh_huh): New patterns.
24762 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24763 lshifthi3): Fix output template to use half reg for operand 2.
24765 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24768 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24770 2007-02-27 Andreas Schwab <schwab@suse.de>
24772 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24774 2007-02-27 Jan Hubicka <jh@suse.cz>
24776 * predict.c (last_basic_block_p): Remove.
24777 (tree_estimate_probability): Update return heuristic for commonized
24780 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24782 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24784 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24786 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24787 * doc/cpp.texi: Standardize title page.
24788 * doc/cppinternals.texi: Likewise.
24789 * doc/gcc.texi: Standardize title page, remove version number
24790 from copyright page.
24791 * doc/gccint.texi: Likewise.
24792 * doc/install.texi: Standardize title page, add table of
24795 2007-02-26 Jan Hubicka <jh@suse.cz>
24797 * predict.def: Set outcomes according to more recent results.
24798 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24799 Remove dead predictors.
24800 * predict.c (return_prediction): Fix pasto.
24802 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24804 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24805 change; avoid a memory leak when returning early.
24807 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24809 * c-decl.c (static_ctors): Move to c-common.c.
24810 (static_dtors): Likewise.
24811 (finish_function): Use c_record_cdtor_fn.
24812 (build_cdtor): Move to c-common.c.
24813 (c_write_global_declarations): Use c_build_cdtor_fns.
24814 * c-common.h (static_ctors): Declare.
24815 (static_dtors): Likewise.
24816 (c_record_cdtor_fn): Likewise.
24817 (c_build_cdtor_fns): Likewise.
24818 * c-common.c (static_ctors): New variable.
24819 (static_dtors): Likewise.
24820 (c_record_cdtor_fn): New function.
24821 (build_cdtor): Move from c-decl.c
24822 (c_build_cdtor_fns): New function.
24824 * output.h (assemble_addr_to_section): Declare.
24825 (get_cdtor_priority_section): Likewise.
24826 * varasm.c (assemble_addr_to_section): New function.
24827 (get_cdtor_priority_section): Likewise.
24828 (default_named_section_asm_out_destructor): Use them.
24829 (destor_dtor_section_asm_out_destructor): Likewise.
24830 (default_named_section_asm_out_constructor): Likewise.
24831 (default_ctor_section_asm_out_constructor): Likewise.
24832 * config.gcc (*-*-vxworks*): Include vxworks.o.
24833 * config/t-vxworks (vxworks.o): New target.
24834 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24835 (TARGET_ASM_CONSTRUCTOR): Define.
24836 (TARGET_ASM_DESTRUCTOR): Likewise.
24837 (vxworks_asm_out_constructor): Declare.
24838 (vxworks_asm_out_destructor): Likewise.
24840 * c-common.c (get_priority): Check that we have not just an
24841 INTEGER_CST, but an integer constant with integeral type.
24843 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24845 PR tree-optimization/30938
24846 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24847 use &dt[nargs-1] instead of &dt[nargs] in the call to
24848 vect_is_simple_use().
24850 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24852 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24853 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24854 Do not attempt to handle MEM inside auto-inc expressions.
24855 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24856 of a register modified by an auto-inc expression. However, do handle
24857 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24858 (elimination_effects): Prohibit elimination of a register modified
24859 by an auto-inc expression. Disable register elimination rules whose
24860 target register is modified by an auto-inc expression with variable
24863 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24865 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24867 (array_at_struct_end_p): New function.
24868 (idx_infer_loop_bounds): Use it.
24869 (estimate_numbers_of_iterations_loop): Export.
24870 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24871 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24872 (tree_estimate_probability): Call record_loop_exits.
24873 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24874 (estimated_loop_iterations, estimated_loop_iterations_int,
24875 estimated_loop_iterations_tree): New functions.
24876 (analyze_siv_subscript_cst_affine,
24877 compute_overlap_steps_for_affine_1_2,
24878 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24879 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24880 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24881 (PRED_LOOP_ITERATIONS_GUESSED): New.
24882 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24883 * cfgloop.h (estimate_numbers_of_iterations_loop,
24884 estimated_loop_iterations_int): Declare.
24886 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24888 * doc/extend.texi: Document optional priority argument to
24889 constructors and destructors.
24890 * tree.c (init_priority_for_decl): Adjust GTY markers.
24891 (init_ttree): Use priority-info hash functions for
24892 init_priority_for_decl.
24893 (tree_map_eq): Rename to ...
24894 (tree_map_base_eq): ... this.
24895 (tree_map_marked_p): Rename to ...
24896 (tree_map_base_marked_p): ... this.
24897 (tree_map_base_hash): New function.
24898 (decl_init_priority_lookup): Rework.
24899 (decl_fini_priority_lookup): New function.
24900 (decl_priority_info): New function.
24901 (decl_init_priority_insert): Use it.
24902 (decl_fini_priority_insert): Likewise.
24903 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24905 (decl_restrict_base_insert): Likewise.
24906 (decl_debug_expr_insert): Likewise.
24907 (decl_value_expr_lookup): Likewise.
24908 (decl_value_expr_insert): Likewise.
24909 * tree.h (priority_type): New type.
24910 (decl_init_priority_lookup): Use priority_type.
24911 (decl_fini_priority_lookup): New function.
24912 (decl_init_priority_insert): Use priority_type.
24913 (decl_fini_priority_insert): New function.
24914 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24915 (DECL_INIT_PRIORITY): Likewise.
24916 (SET_DECL_INIT_PRIORITY): Add comment.
24917 (DECL_FINI_PRIORITY): New macro.
24918 (SET_DECL_FINI_PRIORITY): Likewise.
24919 (DEFAULT_INIT_PRIORITY): Document.
24920 (MAX_INIT_PRIORITY): Likewise.
24921 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24922 (tree_map_base): New type.
24923 (tree_map_base_eq): New function.
24924 (tree_map_base_hash): Likewise.
24925 (tree_map_base_marked_p): Likewise.
24926 (tree_map): Inherit from tree_map_base.
24927 (tree_map_eq): Make it a macro.
24928 (tree_map_marked_p): Likewise.
24929 (tree_int_map): Inherit from tree_map_base.
24930 (tree_int_map_eq): Make it a macro.
24931 (tree_int_map_hash): Likewise.
24932 (tree_int_map_marked_p): Likewise.
24933 (tree_priority_map): New type.
24934 (tree_priority_map_eq): New macro.
24935 (tree_priority_map_hash): Likewise.
24936 (tree_priority_map_marked_p): Likewise.
24937 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24939 (emutls_common_1): Likewise.
24940 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24941 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24942 of tree_map hierarchy.
24943 * tree-cfg.c (move_stmt_r): Likewise.
24944 (new_label_mapper): Likewise.
24945 * c-tree.h (c_expand_body): Move to ...
24946 * c-common.h (c_expand_body): ... here.
24947 * c-decl.c (c_expand_body): Move to ...
24948 * c-common.c (c_expand_body): ... here.
24949 (c_common_attribute_table): Allow 1 argument for the constructor
24950 and destructor attributes.
24951 (get_priority): New function.
24952 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24953 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24955 2007-02-24 Jan Hubicka <jh@suse.cz>
24957 PR middle-end/30509
24958 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24959 copying for inlining.
24961 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24962 Jan Hubicka <jh@suse.cz>
24965 * i386.c (counter_mode): New function.
24966 (expand_set_or_movmem_via_loop): Use it.
24967 (expand_movmem_epilogue): Likewise; fix pasto.
24968 (ix86_expand_movmem): Do emit guard even for constant counts.
24969 (ix86_expand_setmem): Likewise.
24971 2007-02-25 Nick Clifton <nickc@redhat.com>
24973 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24974 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24976 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24979 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24980 count argument with 0x10, not with 0x16.
24981 (expand_setmem_epilogue): Ditto.
24983 2007-02-24 Mike Stump <mrs@apple.com>
24985 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24988 2007-02-24 Richard Guenther <rguenther@suse.de>
24990 PR middle-end/30951
24991 * fold-const.c (fold_binary): Fold x +- CST op x for
24992 EQ_EXPR and NE_EXPR.
24994 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24996 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24998 2007-02-24 Jan Hubicka <jh@suse.cz>
25000 * cgraphunit.c (decide_is_function_needed): Honor
25001 -fkeep-inline-functions.
25003 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25005 * builtins.c (fold_builtin_modf): New.
25006 (fold_builtin_2): Use it.
25008 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25010 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25011 (determine_max_iter): Take additional LOOP arg; all callers changed.
25012 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25013 one using simplifications.
25014 (simplify_using_initial_values): Return if the expression becomes
25015 invalid due to altered regs.
25017 2007-02-23 DJ Delorie <dj@redhat.com>
25019 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25021 2007-02-23 Mike Stump <mrs@apple.com>
25023 * tlink.c (scan_linker_output): Parse linker messages from
25024 darwin9's linker better.
25026 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25029 * varpool.c (varpool_assemble_pending_decls): Set
25030 varpool_last_needed_node to null.
25032 2007-02-23 DJ Delorie <dj@redhat.com>
25034 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25035 alignment bigger than the object file can handle.
25037 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25040 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25041 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25042 (*movsf_1): Penalize MMX moves.
25044 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25046 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25047 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25049 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25051 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25053 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25054 (fold_builtin_1): Use them.
25055 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25056 BUILT_IN_SIGNIFICAND.
25058 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25060 * config/i386/i386.c (bdesc_1arg): Initialize
25061 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25062 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25063 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25064 and IX86_BUILTIN_MOVSLDUP.
25066 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25068 PR rtl-optimization/30841
25069 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25071 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25073 * builtins.c (fold_builtin_frexp): New.
25074 (fold_builtin_2): Use it.
25076 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25078 * doc/invoke.texi (Spec Files): Document getenv spec function.
25080 * gcc.c (getenv_spec_function): New function.
25081 (static_spec_functions): Add it.
25082 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25083 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25086 2007-02-22 Michael Matz <matz@suse.de
25089 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25090 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25092 2007-02-22 Ian Lance Taylor <iant@google.com>
25095 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25096 (mem_loc_descriptor): Call it.
25098 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25099 Ira Rosen <irar@il.ibm.com>
25101 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25103 2007-02-22 Ira Rosen <irar@il.ibm.com>
25105 PR tree-optimization/30843
25106 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25107 stores only after all the group is vectorized.
25109 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25111 PR tree-optimization/30858
25112 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25113 in the reduction cycle have a single use in the loop.
25114 * tree-vectorizer.h (relevant): Add documentation.
25116 2007-02-20 Mike Stump <mrs@apple.com>
25118 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25119 * configure: Regenerate.
25121 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25123 Change the defaults of some parameters and options.
25124 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25125 * config/spu/spu.c (spu_optimization_options): Add.
25126 (spu_override_options): Change params in spu_optimization_options.
25127 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25129 Register 127 is only 16 byte aligned when used as a frame pointer.
25130 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25131 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25132 HARD_FRAME_POINTER_REGNUM.
25133 (spu_legitimate_address): Use regno_aligned_for_reload.
25134 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25135 aligned when frame_pointer_needed is true.
25136 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25138 * config/spu/spu.h (INIT_EXPANDERS): Define.
25140 Make sure shift and rotate instructions have valid immediate operands.
25141 * config/spu/predicates.md (spu_shift_operand): Remove.
25142 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25143 * config/spu/constraints.md (W, O): Extend range.
25144 * config/spu/spu.md (umask, nmask): Define.
25145 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25146 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25147 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25148 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25149 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25150 (lshr<mode>3_reg): Fix rtl description.
25152 Make sure mulhisi immediate operands are valid.
25153 * config/spu/predicates.md (imm_K_operand): Add.
25154 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25156 Generate constants using fsmbi and andi.
25157 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25158 (print_operand, spu_split_immediate, classify_immediate,
25159 fsmbi_const_p): Handle IC_FSMBI2.
25161 Correctly handle a CONST_VECTOR containing symbols.
25162 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25163 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25164 (immediate_load_p): Allow symbols that use 2 instructions to create.
25165 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25166 with symbols when flag_pic is set.
25167 (const_vector_immediate_p): New.
25168 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25169 accept a CONST_VECTOR with symbols.
25170 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25171 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25173 * config/spu/spu.md (high, low): Delete.
25174 (low_<mode>): Define.
25176 Remove INTRmode and INTR_REGNUM, which didn't work.
25177 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25179 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25180 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25181 peephole2 pattern): Don't use INTR or 131.
25182 (movintrcc): Delete.
25183 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25184 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25185 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25186 (UNSPEC_SET_INTR): Add.
25187 * config/spu/spu-modes.def (INTR): Remove.
25189 More accurate warnings about run-time relocations.
25190 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25192 Correctly warn about immediate arguments to specific intrinsics.
25193 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25194 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25195 the instruction predicate.
25197 Fix tree check errors with latest update.
25198 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25200 (spu_expand_builtin): Use CALL_EXPR_FN.
25202 Add missing specific intrinsics.
25203 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25205 * config/spu/spu_internals.h: Ditto.
25207 Fix incorrect operand modifiers.
25208 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25209 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25211 Optimize one case of zero_extend of a vec_select.
25212 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25214 Accept any immediate for hbr.
25215 * config/spu/spu.md (hbr): Change s constraints to i.
25217 2007-02-21 Paul Brook <paul@codesourcery.com>
25219 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25220 condexec_count when skipping USE and CLOBBER.
25222 2007-02-21 Nick Clifton <nickc@redhat.com>
25224 * common.opt (Warray-bounds): Add Warning attribute.
25225 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25227 (fsized-zeroes): Add Optimization attribute.
25228 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25229 * c.opt (Wc++0x-compat): Add Warning attribute.
25231 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25233 PR middle-end/30761
25234 * reload1.c (eliminate_regs_in_insn): In the single_set special
25235 case, attempt to re-recognize the insn before falling back to
25236 having reload fix it up.
25238 2007-02-20 Eric Christopher <echristo@gmail.com>
25240 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25241 Rewrite accordingly.
25242 (frv_read_iacc_argument): Ditto.
25243 (frv_expand_set_builtin): Take a call instead of arglist, update for
25245 (frv_expand_unop_builtin): Ditto.
25246 (frv_expand_binop_builtin): Ditto.
25247 (frv_expand_cut_builtin): Ditto.
25248 (frv_expand_binopimm_builtin): Ditto.
25249 (frv_expand_voidbinop_builtin): Ditto.
25250 (frv_expand_int_void2arg): Ditto.
25251 (frv_expand_prefetches): Ditto.
25252 (frv_expand_voidtriop_builtin): Ditto.
25253 (frv_expand_voidaccop_builtin): Ditto.
25254 (frv_expand_load_builtin): Ditto.
25255 (frv_expand_store_builtin): Ditto.
25256 (frv_expand_mdpackh_builtin): Ditto.
25257 (frv_expand_mclracc_builtin): Ditto.
25258 (frv_expand_mrdacc_builtin): Ditto.
25259 (frv_expand_mwtacc_builtin): Ditto.
25260 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25263 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25265 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25266 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25268 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25269 point instructions.
25270 * configure: Regenerate.
25271 * config.in: Regenerate.
25272 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25273 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25274 masks to power6 and power6x and to POWERPC_MASKS.
25275 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25277 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25278 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25279 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25280 Access PROTOTYPE as variable, not mask.
25282 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25284 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25285 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25286 * combine.c (adjust_for_new_dest): Use it.
25287 * postreload.c (reload_combine): Likewise.
25289 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25291 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25292 notes on an insn with multiple sets, even if single_set returns
25293 non-NULL for that insn.
25295 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25297 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25298 scalbn and scalbln.
25300 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25302 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25303 if user didn't pass it.
25304 * config/i386/darwin.h (CC1_SPEC): Likewise.
25305 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25306 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25307 -mmacosx-version-min.
25309 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25310 Uros Bizjak <ubizjak@gmail.com>
25312 * optabs.h (enum optab_index): Add new OTI_scalb.
25313 (scalb_optab): Define corresponding macro.
25314 * optabs.c (init_optabs): Initialize scalb_optab.
25315 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25317 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25318 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25319 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25320 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25321 flag_unsafe_math_optimizations is set.
25323 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25324 to implement scalbf, scalb and scalbl built-ins as inline x87
25327 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25328 DJ Delorie <dj@redhat.com>
25331 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25332 (diagnostic_report_diagnostic): ... here, and turn them into real
25333 errors. If warnings are inhibited, no need to do anything.
25335 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25337 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25338 better code generation.
25340 2007-02-20 Ben Elliston <bje@au.ibm.com>
25342 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25344 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25346 * config/alpha/alpha.c, config/alpha/alpha.md,
25347 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25348 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25349 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25350 config/arm/lib1funcs.asm: Follow spelling conventions.
25352 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25353 config/fr30/fr30.md, config/i386/i386.h,
25354 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25355 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25356 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25357 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25358 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25359 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25360 config/sparc/sparc.c, config/sparc/sparc.h,
25361 config/sparc/sparc.md, config/spu/constraints.md,
25362 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25365 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25368 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25371 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25373 * doc/invoke.texi (-ftree-lrs): Remove.
25375 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25377 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25380 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25382 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25383 new CALL_EXPR_FN macro for retrieving the function
25384 declaration of the input expression.
25386 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25388 * c.opt (Waddress): New.
25389 * common.opt (Walways-true): Delete.
25390 (Wstring-literal-comparison): Delete.
25391 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25392 -Wstring-literal-comparison. Add -Waddress.
25394 (Walways-true): Delete.
25395 (Wstring-literal-comparison): Delete.
25396 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25397 consistently instead of -Walways-true in example.
25398 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25399 * c-typeck.c (parser_build_binary_op): Replace
25400 -Wstring-literal-comparison and -Walways-true with -Waddress.
25401 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25404 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25406 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25407 without DECL_STRUCT_FUNCTION initialized.
25409 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25411 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25412 due to calls to functions taking pointers as parameters.
25414 2007-02-19 Richard Henderson <rth@redhat.com>
25417 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25420 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25422 * config/s390/s390.c (s390_call_saved_register_used,
25423 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25424 accessed to the new scheme.
25426 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25428 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25429 (cris_print_index, cris_print_operand, cris_print_operand_address)
25430 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25431 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25432 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25433 GET_CODE () == xxx.
25434 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25435 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25436 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25437 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25438 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25439 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25440 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25441 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25442 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25443 (uminsi3, call, call_value): Ditto.
25444 (define_split: indir_to_reg_split, unnamed): Ditto.
25446 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25448 PR tree-optimization/30975
25449 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25452 2007-02-18 Eric Christopher <echristo@gmail.com>
25454 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25455 Remove use of arglist.
25456 (mips_expand_builtin): Remove use of arglist, pass in expr.
25457 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25458 (mips_expand_builtin_movtf): Ditto.
25459 (mips_expand_builtin_compare): Ditto.
25461 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25463 * tree-sra.c (sra_build_assignment): Replace assertion
25464 checking with a comment explaining why it can't be done.
25466 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25468 PR middle-end/30833
25469 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25470 during CALL_EXPR representation conversion.
25471 * tree-ssa-propagate.c (set_rhs): Likewise.
25473 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25475 * tree-sra.c (sra_build_assignment): Disable assertion checking
25478 2007-02-18 Roger Sayle <roger@eyesopen.com>
25480 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25481 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25482 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25484 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25485 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25486 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25487 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25488 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25489 force_gimple_operand): Likewise.
25490 * ipa-cp.c (constant_val_insert): Likewise.
25491 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25492 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25493 perfect_nestify): Likewise.
25494 * langhooks.c (lhd_omp_assignment): Likewise.
25495 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25496 lower_copyprivate_clauses, lower_send_clauses,
25497 lower_send_shared_vars, expand_parallel_call,
25498 expand_omp_for_generic, expand_omp_for_static_nochunk,
25499 expand_omp_for_static_chunk, expand_omp_sections,
25500 lower_omp_single_copy, lower_omp_for_lastprivate,
25501 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25502 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25503 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25506 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25508 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25509 config/sh/sh.md: Follow spelling conventions.
25511 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25512 config/frv/predicates.md: Follow spelling conventions.
25514 * config/m68k/linux-unwind.h: Fix a comment typo.
25515 * target.h: Follow spelling conventions.
25517 2007-02-18 Roger Sayle <roger@eyesopen.com>
25519 PR rtl-optimization/28173
25520 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25521 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25522 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25523 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25524 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25526 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25528 * builtins.c (fold_builtin_load_exponent): New.
25529 (fold_builtin_2): Use it.
25531 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25533 PR rtl-optimization/30773
25534 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25535 if we fail to attach a REG_EQUIV note.
25537 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25538 Roger Sayle <roger@eyesopen.com>
25540 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25542 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25544 * calls.c (initialize_argument_information): Pass original EXP
25545 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25546 code to split complex arguments here, as part of initializing the
25548 (expand_call): Remove code that builds a list of arguments and
25549 inserts implicit arguments into it. Instead, just count how many
25550 implicit arguments there will be so we can determine the size of
25551 the ARGS array, and let initialize_argument_information do the work.
25552 (split_complex_values): Delete unused function.
25554 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25556 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25558 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25560 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25561 for arg pointer based indexed addressing.
25563 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25565 * config/ia64/ia64.h, config/ia64/ia64.md,
25566 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25567 spelling conventions.
25569 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25571 * config/m68k/m68k.c (split_di): New.
25572 * config/m68k/m68k-protos.h: Declare split_di.
25573 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25574 Improve predicate handling and split constant shifts.
25576 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25578 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25579 parameter for register bitfield operations, general predicates
25582 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25584 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25585 * config/m68k/linux-unwind.h: New file.
25587 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25589 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25590 config/i386/athlon.md, config/ia64/ia64.md,
25591 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25592 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25593 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25594 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25595 tree-vect-transform.c: Fix comment typos.
25597 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25599 * sched-deps.c (find_insn_list): Remove.
25600 * sched-int.h: Remove the prototype for find_insn_list.
25602 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25604 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25606 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25607 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25608 darwin_rs6000_override_options.
25609 (C_COMMON_OVERRIDE_OPTIONS): Expect
25610 darwin_macosx_version_min to be non-NULL always.
25611 (TARGET_C99_FUNCTIONS): Likewise.
25612 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25613 (DARWIN_MINVERSION_SPEC): New.
25614 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25615 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25617 (DARWIN_MINVERSION_SPEC): New.
25618 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25620 * config/darwin-c.c (darwin_cpp_builtins): Expect
25621 darwin_macosx_version_min to be non-NULL always.
25623 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25625 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25627 * config/i386/i386.h (x86_use_xchgb): New.
25628 (TARGET_USE_XCHGB): New macro.
25629 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25630 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25631 Split after reload into bswaphi for shifts of 8.
25632 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25633 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25634 or when optimizing for size.
25636 2007-02-16 Richard Guenther <rguenther@suse.de>
25637 Christian Bruel <christian.bruel@st.com>
25639 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25640 DECLs but prefer SSA_NAMEs over DECLs.
25642 2007-02-16 Richard Guenther <rguenther@suse.de>
25644 * tree-flow-inline.h (single_imm_use_p): Remove.
25645 (zero_imm_uses_p): Likewise.
25646 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25647 instead of single_imm_use_p.
25648 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25651 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25654 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25655 nested double- and backquotes.
25657 2007-02-15 Roger Sayle <roger@eyesopen.com>
25659 PR middle-end/30391
25660 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25661 should be unreachable.
25662 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25663 For the time being redirect GIMPLE_MODIFY_STMT to the new
25664 (renamed) build_gimple_modify_stmt_stat.
25665 (build2_gimple_stat): Rename to...
25666 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25667 Always build a GIMPLE_MODIFY_STMT node.
25668 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25669 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25672 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25673 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25674 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25675 expand_complex_div_wide): Likewise.
25676 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25677 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25678 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25679 * tree-ssa-loop-manip.c (create_iv): Likewise.
25680 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25681 abs_replacement): Likewise.
25682 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25683 realify_fake_stores): Likewise.
25685 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25686 node rather than a GIMPLE_MODIFY_STMT node.
25687 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25688 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25690 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25691 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25692 GIMPLE_MODIFY_STMT.
25694 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25696 PR middle-end/30433
25697 * fold-const.c (fold_comparison): Add back the
25698 folding of constant complex comparisions.
25700 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25702 PR middle-end/30729
25703 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25704 effects unknown to this function, return early.
25706 2007-02-15 Ian Lance Taylor <iant@google.com>
25708 * lower-subreg.c (move_eh_region_note): New static function.
25709 (resolve_simple_move): Call it.
25710 (decompose_multiword_subregs): Track blocks for which we resolve a
25711 simple move which is also a control flow insn. Pass them to
25712 find_many_sub_basic_blocks.
25713 (pass_lower_subreg): Add TODO_verify_flow.
25714 (pass_lower_subreg2): Likewise.
25716 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25717 Brooks Moses <brooks.moses@codesourcery.com>
25718 Lee Millward <lee.millward@codesourcery.com>
25720 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25721 (VL_EXP_CLASS_P): New.
25722 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25724 (TREE_OPERAND_CHECK_CODE): Likewise.
25725 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25726 (TREE_RTL_OPERAND_CHECK): Likewise.
25727 (tree_operand_check_failed): Make second parameter the whole tree
25728 instead of its code. Fixed callers.
25729 (VL_EXP_CHECK): New.
25730 (TREE_OPERAND_LENGTH): New.
25731 (VL_EXP_OPERAND_LENGTH): New.
25732 (CALL_EXPR_FN): New.
25733 (CALL_EXPR_STATIC_CHAIN): New.
25734 (CALL_EXPR_ARGS): New.
25735 (CALL_EXPR_ARG): New.
25736 (call_expr_nargs): New.
25737 (CALL_EXPR_ARGP): New.
25738 (build_nt_call_list): Declare.
25739 (build_vl_exp_stat): Declare.
25740 (build_vl_exp): New.
25741 (build_call_list): Declare.
25742 (build_call_nary): Declare.
25743 (build_call_valist): Declare.
25744 (build_call_array): Declare.
25745 (call_expr_arg): Declare.
25746 (call_expr_argp): Declare.
25747 (call_expr_arglist): Declare.
25748 (fold_build_call_list): Declare.
25749 (fold_build_call_list_initializer): Declare.
25750 (fold_call_expr): Declare to replace fold_builtin.
25751 (fold_builtin_fputs): Update to agree with modified definition.
25752 (fold_builtin_strcpy): Likewise.
25753 (fold_builtin_strncpy): Likewise.
25754 (fold_builtin_memory_chk): Likewise.
25755 (fold_builtin_stxcpy_chk): Likewise.
25756 (fold_builtin_strncpy_chk): Likewise.
25757 (fold_builtin_next_arg): Likewise.
25758 (fold_build_call_expr): Declare.
25759 (fold_builtin_call_list): Declare.
25760 (fold_builtin_call_valist): Declare.
25761 (build_call_expr): Declare.
25762 (validate_arglist): Update to agree with modified definition.
25763 (tree_operand_length): New.
25764 (call_expr_arg_iterator): New.
25765 (init_call_expr_arg_iterator): New.
25766 (next_call_expr_arg): New.
25767 (first_call_expr_arg): New.
25768 (more_call_expr_args_p): New.
25769 (FOR_EACH_CALL_EXPR_ARG): New.
25771 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25772 and tcc_gimple_stmt.
25773 (tree_code_size): Update documentation. Use sizeof (tree) rather
25774 than sizeof (char *).
25775 (tree_size): Likewise. Add case for tcc_vl_exp.
25776 (tree_node_structure): Add case for tcc_vl_exp.
25777 (contains_placeholder_p): Likewise.
25778 (substitute_in_expr): Likewise.
25779 (substitute_placeholder_in_expr): Likewise.
25780 (stabilize_reference_1): Likewise.
25781 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25782 to diagnose breakage of this interface for constructing CALL_EXPRs.
25783 (build_nt): Add similar assertion here.
25784 (build_nt_call_list): New.
25785 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25786 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25788 (get_callee_fndecl): Use new CALL_EXPR accessors.
25789 (tree_operand_check_failed): Change parameters to pass entire node
25790 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25791 (process_call_operands): New.
25792 (build_vl_exp_stat): New.
25793 (build_call_list): New.
25794 (build_call_nary): New.
25795 (build_call_valist): New.
25796 (build_call_array): New.
25797 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25798 (call_expr_arglist): New.
25800 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25801 tcc_vl_exp instead of a fixed-size tcc_expression.
25803 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25804 accessors for CALL_EXPRs.
25805 (AGGR_INIT_EXPR): Likewise.
25807 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25808 Brooks Moses <brooks.moses@codesourcery.com>
25809 Lee Millward <lee.millward@codesourcery.com>
25811 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25812 (expand_builtin_nonlocal_goto): Change parameter to be entire
25813 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25814 (expand_builtin_prefetch): Likewise.
25815 (expand_builtin_classify_type): Likewise.
25816 (mathfn_built_in): Return NULL_TREE instead of 0.
25817 (expand_errno_check): Use new CALL_EXPR accessors.
25818 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25819 Return NULL_RTX instead of 0.
25820 (expand_builtin_mathfn_2): Likewise.
25821 (expand_builtin_mathfn_3): Likewise.
25822 (expand_builtin_interclass_mathfn): Likewise.
25823 (expand_builtin_sincos): Likewise.
25824 (expand_builtin_cexpi): Likewise.
25825 (expand_builtin_int_roundingfn): Likewise.
25826 (expand_builtin_int_roundingfn_2): Likewise.
25827 (expand_builtin_pow): Likewise.
25828 (expand_builtin_powi): Likewise.
25829 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25830 of arglist, fixing callers appropriately. Use new CALL_EXPR
25831 accessors and constructors. Return NULL_RTX instead of 0.
25832 (expand_builtin_strstr): Likewise.
25833 (expand_builtin_strchr): Likewise.
25834 (expand_builtin_strrchr): Likewise.
25835 (expand_builtin_strpbrk): Likewise.
25836 (expand_builtin_memcpy): Likewise.
25837 (expand_builtin_mempcpy): Likewise.
25838 (expand_builtin_mempcpy_args): New.
25839 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25840 (expand_builtin_memmove_args): New.
25841 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25842 (expand_movstr): Likewise.
25843 (expand_builtin_strcpy): Likewise.
25844 (expand_builtin_strcpy_args): New.
25845 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25846 (expand_builtin_strncpy): Likewise.
25847 (expand_builtin_memset): Likewise.
25848 (expand_builtin_memset_args): New.
25849 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25850 (expand_builtin_memcmp): Likewise.
25851 (expand_builtin_strcmp): Likewise.
25852 (expand_builtin_strncmp): Likewise.
25853 (expand_builtin_strcat): Likewise.
25854 (expand_builtin_strncat): Likewise.
25855 (expand_builtin_strspn): Likewise.
25856 (expand_builtin_strcspn): Likewise.
25857 (expand_builtin_args_info): Likewise.
25858 (expand_builtin_va_start): Likewise.
25859 (gimplify_va_arg_expr): Likewise.
25860 (expand_builtin_va_end): Likewise.
25861 (expand_builtin_va_copy): Likewise.
25862 (expand_builtin_frame_address): Likewise.
25863 (expand_builtin_alloca): Likewise.
25864 (expand_builtin_bswap): Likewise.
25865 (expand_builtin_unop): Likewise.
25866 (expand_builtin_fputs): Likewise.
25867 (expand_builtin_expect): Likewise.
25868 (expand_builtin_fabs): Likewise.
25869 (expand_builtin_copysign): Likewise.
25870 (expand_builtin_printf): Likewise.
25871 (expand_builtin_fprintf): Likewise.
25872 (expand_builtin_sprintf): Likewise.
25873 (expand_builtin_init_trampoline): Likewise.
25874 (expand_builtin_signbit): Likewise.
25875 (expand_builtin_fork_or_exec): Likewise.
25876 (expand_builtin_sync_operation): Likewise.
25877 (expand_builtin_compare_and_swap): Likewise.
25878 (expand_builtin_lock_test_and_set): Likewise.
25879 (expand_builtin_lock_release): Likewise.
25880 (expand_builtin): Likewise.
25881 (builtin_mathfn_code): Likewise.
25883 (fold_builtin_constant_p): Pass call arguments individually instead
25884 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25885 accessors and constructors. Return NULL_TREE instead of 0.
25886 (fold_builtin_expect): Likewise.
25887 (fold_builtin_classify_type): Likewise.
25888 (fold_builtin_strlen): Likewise.
25889 (fold_builtin_nan): Likewise.
25890 (integer_valued_real_p): Likewise.
25891 (fold_trunc_transparent_mathfn): Likewise.
25892 (fold_fixed_mathfn): Likewise.
25893 (fold_builtin_cabs): Likewise.
25894 (fold_builtin_sqrt): Likewise.
25895 (fold_builtin_cbrt): Likewise.
25896 (fold_builtin_cos): Likewise.
25897 (fold_builtin_cosh): Likewise.
25898 (fold_builtin_tan): Likewise.
25899 (fold_builtin_sincos): Likewise.
25900 (fold_builtin_cexp): Likewise.
25901 (fold_builtin_trunc): Likewise.
25902 (fold_builtin_floor): Likewise.
25903 (fold_builtin_ceil): Likewise.
25904 (fold_builtin_round): Likewise.
25905 (fold_builtin_int_roundingfn): Likewise.
25906 (fold_builtin_bitop): Likewise.
25907 (fold_builtin_bswap): Likewise.
25908 (fold_builtin_logarithm): Likewise.
25909 (fold_builtin_hypot): Likewise.
25910 (fold_builtin_pow): Likewise.
25911 (fold_builtin_powi): Likewise.
25912 (fold_builtin_exponent): Likewise.
25913 (fold_builtin_memset): Likewise.
25914 (fold_builtin_bzero): Likewise.
25915 (fold_builtin_memory_op): Likewise.
25916 (fold_builtin_bcopy): Deleted; call site changed to invoke
25917 fold_builtin_memory_op directly.
25918 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25919 (fold_builtin_strncpy): Likewise.
25920 (fold_builtin_memcmp): Likewise.
25921 (fold_builtin_strcmp): Likewise.
25922 (fold_builtin_strncmp): Likewise.
25923 (fold_builtin_signbit): Likewise.
25924 (fold_builtin_copysign): Likewise.
25925 (fold_builtin_isascii): Likewise.
25926 (fold_builtin_toascii): Likewise.
25927 (fold_builtin_isdigit): Likewise.
25928 (fold_builtin_fabs): Likewise.
25929 (fold_builtin_abs): Likewise.
25930 (fold_builtin_fmin_fmax): Likewise.
25931 (fold_builtin_carg): Likewise.
25932 (fold_builtin_classify): Likewise.
25933 (fold_builtin_unordered_cmp): Likewise.
25935 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25936 New functions split out from fold_builtin_1.
25937 (fold_builtin_n): New.
25938 (fold_builtin_varargs): New.
25939 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25941 (fold_call_expr): New.
25942 (build_function_call_expr): Rewrite to use new helper function.
25943 (fold_builtin_call_list): New.
25944 (build_call_expr): New.
25945 (fold_builtin_call_valist): New.
25946 (rewrite_call_expr): New.
25947 (validate_arg): New.
25948 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25949 of an arglist. Change return type to bool. Use new CALL_EXPR
25952 (fold_builtin_strstr): Pass call arguments individually instead
25953 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25954 accessors and constructors. Return NULL_TREE instead of 0.
25955 (fold_builtin_strchr): Likewise.
25956 (fold_builtin_strrchr): Likewise.
25957 (fold_builtin_strpbrk): Likewise.
25958 (fold_builtin_strcat): Likewise.
25959 (fold_builtin_strncat): Likewise.
25960 (fold_builtin_strspn): Likewise.
25961 (fold_builtin_strcspn): Likewise.
25962 (fold_builtin_fputs): Likewise.
25963 (fold_builtin_next_arg): Likewise.
25964 (fold_builtin_sprintf): Likewise.
25966 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25967 NULL_RTX instead of 0.
25968 (expand_builtin_memory_chk): Likewise.
25969 (maybe_emit_chk_warning): Likewise.
25970 (maybe_emit_sprintf_chk_warning): Likewise.
25972 (fold_builtin_object_size): Pass call arguments individually instead
25973 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25974 accessors and constructors. Return NULL_TREE instead of 0.
25975 (fold_builtin_memory_chk): Likewise.
25976 (fold_builtin_stxcpy_chk): Likewise.
25977 (fold_builtin_strncpy_chk): Likewise.
25978 (fold_builtin_strcat_chk): Likewise.
25979 (fold_builtin_strcat_chk): Likewise.
25980 (fold_builtin_strncat_chk): Likewise.
25981 (fold_builtin_sprintf_chk): Likewise.
25982 (fold_builtin_snprintf_chk): Likewise.
25983 (fold_builtin_printf): Likewise.
25984 (fold_builtin_vprintf): Likewise.
25986 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25988 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25989 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25990 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25991 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25992 (fold_unary): Likewise.
25993 (fold_binary): Likewise.
25994 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25995 ternary expressions.
25996 (fold): Add logic for tcc_vl_exp.
25997 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25998 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25999 (fold_build3_stat): Add assertion to flag broken interface for
26000 constructing CALL_EXPRs.
26001 (fold_build_call_list): New.
26002 (fold_build_call_list_initializer): New.
26003 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26005 (fold_strip_sign_ops): Likewise.
26007 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26008 Brooks Moses <brooks.moses@codesourcery.com>
26009 Lee Millward <lee.millward@codesourcery.com>
26011 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26012 accessors and dump arguments explicitly.
26014 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26016 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26018 (print_call_name): Use new CALL_EXPR accessors.
26020 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26021 CALL_EXPR arguments explicitly instead of as a list. Use
26022 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26024 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26025 (vrp_visit_stmt): Likewise.
26027 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26028 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26030 (force_move_till_expr): Likewise.
26032 * targhooks.c (default_external_stack_protect_fail): Use
26033 build_call_expr instead of build_function_call_expr.
26034 (default_hidden_stack_protect_fail): Likewise.
26036 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26039 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26040 and walk arguments explicitly.
26042 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26043 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26044 (expand_simple_operations): Likewise.
26045 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26047 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26048 of TREE_CODE_LENGTH.
26049 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26051 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26052 instead of TREE_CODE_LENGTH.
26054 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26055 (tree_ic_transform): Likewise.
26056 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26057 parameter instead of arglist. Fix callers.
26058 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26059 (tree_stringops_transform): Likewise.
26060 (tree_indirect_call_to_profile): Likewise.
26061 (tree_stringops_values_to_profile): Likewise.
26063 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26064 (eliminate_tail_call): Likewise.
26066 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26068 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26069 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26071 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26073 * omp-low.c (build_omp_barrier): Use build_call_expr.
26074 (lower_rec_input_clauses): Likewise.
26075 (lower_reduction_clauses): Likewise.
26076 (expand_parallel_call): Likewise.
26077 (maybe_catch_exception): Likewise.
26078 (expand_omp_for_generic): Likewise.
26079 (expand_omp_for_static_nochunk): Likewise.
26080 (expand_omp_sections): Likewise.
26081 (lower_omp_single_simple): Likewise.
26082 (lower_omp_single_copy): Likewise.
26083 (lower_omp_master): Likewise.
26084 (lower_omp_ordered): Likewise.
26085 (lower_omp_critical): Likewise.
26087 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26088 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26090 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26091 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26092 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26094 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26095 and generalize to handle any number of operands.
26096 (chrec_contains_undetermined): Likewise.
26097 (tree_contains_chrecs): Likewise.
26098 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26100 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26102 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26103 fold_call_expr instead of fold_builtin.
26104 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26105 match declarations there.
26106 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26109 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26110 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26112 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26113 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26115 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26118 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26119 (execute_cse_sincos): Use new CALL_EXPR accessors.
26121 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26123 * gimple-low.c (lower_function_body): Use build_call_expr.
26124 (lower_builtin_setjmp): Likewise.
26126 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26127 (set_storage_via_libcall): Likewise.
26128 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26129 instead of TREE_CODE_LENGTH.
26130 (expand_expr_real_1): Use new CALL_EXPR accessors.
26132 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26133 generalize to handle any number of operands.
26134 (TB_parent_eq): Likewise.
26136 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26137 (strip_builtin_expect): Likewise.
26139 * function.c (gimplify_parameters): Use build_call_expr.
26141 * tree-vectorizer.c (vect_is_simple_reduction): Use
26142 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26144 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26145 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26147 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26150 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26151 (gimplify_decl_expr): Likewise.
26152 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26153 Use new CALL_EXPR iterators.
26154 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26155 (gimplify_modify_expr_to_memset): Likewise.
26156 (gimplify_variable_sized_compare): Likewise.
26157 (gimplify_omp_atomic_fetch_op): Likewise.
26158 (gimplify_omp_atomic_pipeline): Likewise.
26159 (gimplify_omp_atomic_mutex): Likewise.
26160 (gimplify_function_tree): Likewise.
26162 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26163 (call_expr_flags): Likewise.
26164 (expand_call): Likewise.
26166 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26167 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26170 * coverage.c (create_coverage): Use build_call_expr.
26172 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26173 (temp_call_expr_obstack): New.
26174 (pool_copy_list): Delete.
26175 (temp_copy_call_expr): New.
26176 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26177 CALL_EXPR accessors. Get rid of special goo for copying argument
26178 lists and use temp_copy_call_expr instead.
26179 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26180 CALL_EXPR accessors.
26181 (create_expression_by_pieces): Likewise. Use build_call_array
26182 to construct the result instead of fold_build3.
26183 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26184 dealing with argument lists.
26185 (init_pre): Remove references to expression_node_pool and
26186 list_node_pool. Init temp_call_expr_obstack instead.
26187 (fini_pre): Remove references to expression_node_pool and
26190 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26191 and walk arguments explicitly instead of as a list.
26193 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26194 (mx_register_decls): Likewise.
26195 (mudflap_register_call): Likewise.
26196 (mudflap_finish_file): Likewise.
26198 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26199 (ipa_callsite_compute_param): Likewise.
26201 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26202 accessors and constructor.
26204 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26205 accessors and constructor.
26206 (convert_tramp_reference): Likewise.
26207 (convert_call_expr): Likewise.
26208 (finalize_nesting_tree_1): Likewise.
26210 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26213 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26215 * tree-inline.c (initialize_inlined_parameters): Pass entire
26216 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26218 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26219 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26221 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26222 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26223 (vectorizable_reduction): Likewise.
26224 (vectorizable_call): Use new CALL_EXPR iterators.
26225 (vectorizable_conversion): Use build_call_expr.
26226 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26227 (vect_gen_widened_results_half): Use build_call_expr.
26228 (vect_setup_realignment): Likewise.
26229 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26231 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26232 (pass_through_call): Likewise.
26233 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26236 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26237 (tree_gen_pow2_profiler): Likewise.
26238 (tree_gen_one_value_profiler): Likewise.
26239 (tree_gen_ic_func_profiler): Likewise.
26240 (tree_gen_average_profiler): Likewise.
26241 (tree_gen_ior_profiler): Likewise.
26243 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26244 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26245 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26247 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26248 of TREE_CODE_LENGTH.
26250 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26251 of TREE_CODE_LENGTH.
26253 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26255 (convert_to_integer): Likewise.
26257 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26260 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26261 Brooks Moses <brooks.moses@codesourcery.com>
26262 Lee Millward <lee.millward@codesourcery.com>
26264 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26266 * config/frv/frv.c (frv_expand_builtin): Likewise.
26267 * config/s390/s390.c (s390_expand_builtin): Likewise.
26269 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26270 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26272 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26273 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26274 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26275 (ix86_expand_store_builtin): Likewise.
26276 (ix86_expand_unop_builtin): Likewise.
26277 (ix86_expand_unop1_builtin): Likewise.
26278 (ix86_expand_sse_compare): Likewise.
26279 (ix86_expand_sse_comi): Likewise.
26280 (ix86_expand_vec_init_builtin): Likewise.
26281 (ix86_expand_vec_ext_builtin): Likewise.
26282 (ix86_expand_vec_set_builtin): Likewise.
26283 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26285 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26286 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26288 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26289 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26290 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26292 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26294 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26295 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26296 arglist. Use new CALL_EXPR accessors. Fix callers.
26297 (altivec_expand_abs_builtin): Likewise.
26298 (rs6000_expand_binop_builtin): Likewise.
26299 (altivec_expand_predicate_builtin): Likewise.
26300 (altivec_expand_lv_builtin): Likewise.
26301 (spe_expand_stv_builtin): Likewise.
26302 (altivec_expand_stv_builtin): Likewise.
26303 (rs6000_expand_ternop_builtin): Likewise.
26304 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26305 (altivec_expand_st_builtin): Likewise.
26306 (altivec_expand_dst_builtin): Likewise.
26307 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26308 arglist. Use new CALL_EXPR accessors. Fix callers.
26309 (altivec_expand_vec_set_builtin): Likewise.
26310 (altivec_expand_vec_ext_builtin): Likewise.
26311 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26312 (spe_expand_builtin): Likewise.
26313 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26314 arglist. Use new CALL_EXPR accessors. Fix callers.
26315 (spe_expand_evsel_builtin): Likewise.
26316 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26317 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26319 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26320 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26321 (arm_expand_unop_builtin): Likewise.
26322 (arm_expand_builtin): Use new CALL_EXPR accessors.
26324 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26327 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26328 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26330 (bfin_expand_unop_builtin): Likewise.
26331 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26333 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26334 Brooks Moses <brooks.moses@codesourcery.com>
26335 Lee Millward <lee.millward@codesourcery.com>
26337 * c-semantics.c (build_stmt): Add internal diagnostic check.
26339 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26340 accessors. Print arguments explicitly instead of as a list.
26342 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26344 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26345 (c_finish_omp_flish): Likewise.
26347 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26348 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26349 instead of TREE_CODE_LENGTH.
26350 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26351 (c_warn_unused_result): Likewise.
26353 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26356 * doc/invoke.texi (Warning Options): Remove
26357 -Werror-implicit-function-declaration.
26358 (Wimplicit-function-declaration): Update description.
26359 * opts.c (common_handle_option): Move handling of -Werror=* to...
26360 (enable_warning_as_error): ...here.
26361 * opts.h (enable_warning_as_error): Declare.
26362 * c-decl.c (implicit_decl_warning): Unless
26363 -Wno-implicit-function-declaration is given, emit a pedwarn if
26364 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26365 * c.opt (Wimplicit-function-declaration): Replace
26366 mesg_implicit_function_declaration with
26367 warn_implicit_function_declaration.
26368 * c-opts.c (c_common_handle_option):
26369 -Werror-implicit-function-declaration is exactly equal as
26370 -Werror=implicit-function-declaration.
26371 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26372 warn_implicit_function_declaration.
26373 (c_common_post_options): -Wimplict-function-declaration is enabled
26374 by default by -std=c99, otherwise is disabled by default.
26375 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26377 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26379 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26380 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26381 former is ignored but not the latter.
26383 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26385 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26386 is made and the reference doesn't use the alias set of its type,
26387 do not create the temporary using that type.
26389 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26391 * jump.c: Remove prototypes for delete_computation and
26392 delete_prior_computation.
26394 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26396 * jump.c (get_label_after): Delete.
26397 (get_label_before, delete_computation, delete_jump,
26398 delete_prior_computation, follow_jumps): Move...
26399 * reorg.c (delete_computation, delete_prior_computation): ... here...
26400 (get_label_before, delete_jump): ... making these static ...
26401 (follow_jumps): ... and simplifying this since it only runs after
26403 * rtl.h (get_label_after, get_label_before, delete_jump,
26404 follow_jumps): Delete prototypes.
26406 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26408 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26410 2007-02-15 Nick Clifton <nickc@redhat.com>
26412 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26413 order to prevent it from being munged by the target.
26415 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26417 * config/i386/i386.md: Remove misleading comment.
26419 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26421 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26422 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26425 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26427 * tree-sra.c (instantiate_missing_elements): Canonicalize
26429 (sra_build_assignment): New.
26430 (generate_copy_inout, generate_element_copy,
26431 generate_element_zero, generate_one_element_init): Use it.
26433 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26435 * tree-sra.c (instantiate_missing_elements): Canonicalize
26437 (sra_build_assignment): New.
26438 (generate_copy_inout, generate_element_copy,
26439 generate_element_zero, generate_one_element_init): Use it.
26441 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26443 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26446 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26448 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26449 types as aggregates not scalars.
26450 * function.c (assign_stack_temp_for_type): Likewise.
26452 2007-02-14 Roger Sayle <roger@eyesopen.com>
26453 Zdenek Dvorak <dvorakz@suse.cz>
26455 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26458 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26460 * passes.c (next_pass_1): Clear the next field of the copied
26463 2007-02-14 Richard Henderson <rth@redhat.com>
26465 * tree-sra.c (early_sra): New.
26466 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26467 (tree_sra_early, pass_sra_early): New.
26468 * tree-pass.h (pass_sra_early): Declare.
26469 * passes.c (init_optimization_passes): Use it.
26471 2007-02-14 Richard Guenther <rguenther@suse.de>
26473 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26475 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26477 PR tree-optimization/30771
26478 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26480 (vect_analyze_operations): Induction phis can now be marked as
26482 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26483 Update documentation accordingly.
26485 2007-02-14 Nick Clifton <nickc@redhat.com>
26487 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26488 most 3 arguments are supported.
26489 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26491 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26493 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26494 Ensure dst->current is valid.
26496 2007-02-13 Paul Brook <paul@codesourcery.com>
26498 * config.gcc: Add arm*-*-uclinux-*eabi.
26499 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26500 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26501 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26502 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26503 (LINK_SPEC): Define.
26504 (LIB_SPEC): Define.
26505 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26507 * config/arm/uclinux-eabi.h: New file.
26508 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26509 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26512 2007-02-13 Ian Lance Taylor <iant@google.com>
26514 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26515 * flags.h (warn_strict_overflow): Declare.
26516 (enum warn_strict_overflow_code): Define.
26517 (issue_strict_overflow_warning): New static inline function.
26518 * opts.c (warn_strict_overflow): New variable.
26519 (common_handle_option): Handle OPT_Wstrict_overflow and
26520 OPT_Wstrict_overflow_.
26521 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26523 * fold-const.c: Include intl.h.
26524 (fold_deferring_overflow_warnings): New static variable.
26525 (fold_deferred_overflow_warning): New static variable.
26526 (fold_deferred_overflow_code): New static variable.
26527 (fold_defer_overflow_warnings): New function.
26528 (fold_undefer_overflow_warnings): New function.
26529 (fold_undefer_and_ignore_overflow_warnings): New function.
26530 (fold_deferring_overflow_warnings_p): New function.
26531 (fold_overflow_warning): New static function.
26532 (make_range): Add strict_overflow_p parameter. Change all
26534 (extract_muldiv, extract_muldiv_1): Likewise.
26535 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26536 tree_expr_nonnegative_p.
26537 (fold_negate_expr): Call fold_overflow_warning.
26538 (fold_range_test): Likewise.
26539 (fold_comparison): Likewise.
26540 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26541 instead of tree_expr_nonnegative_p.
26542 (tree_expr_nonnegative_warnv_p): Rename from
26543 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26544 (tree_expr_nonnegative_p): New function.
26545 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26546 strict_overflow_p parameter.
26547 (tree_expr_nonzero_p): New function.
26548 * passes.c (verify_interpass_invariants): New static function.
26549 (execute_one_pass): Call it.
26550 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26552 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26553 (estimate_numbers_of_iterations): Likewise.
26554 (scev_probably_wraps_p): Likewise.
26555 * tree-ssa-ccp.c: Include "toplev.h".
26556 (evaluate_stmt): Defer fold overflow warnings until we know we are
26558 (struct fold_stmt_r_data): Add stmt field.
26559 (fold_stmt_r): Defer fold overflow warnings until we know we
26561 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26562 (fold_stmt_inplace): Likewise.
26563 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26564 (cleanup_control_expr_graph): Defer fold overflow warnings until
26565 we know we are going to optimize.
26566 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26567 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26569 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26570 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26571 * tree-ssa-loop-manip.c (create_iv): Likewise.
26572 * c-typeck.c (build_conditional_expr): Likewise.
26573 (build_binary_op): Likewise.
26574 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26575 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26576 (extract_range_from_unary_expr): Likewise.
26577 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26578 assuming that signed overflow does not occur.
26579 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26580 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26581 (fold_defer_overflow_warnings): Declare.
26582 (fold_undefer_overflow_warnings): Declare.
26583 (fold_undefer_and_ignore_overflow_warnings): Declare.
26584 (fold_deferring_overflow_warnings_p): Declare.
26585 (tree_expr_nonzero_warnv_p): Declare.
26586 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26587 of warning options.
26588 (Warning Options): Document -Wstrict-overflow.
26589 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26590 (tree-ssa-ccp.o): Likewise.
26591 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26592 (fold-const.o): Depend on intl.h.
26594 2007-02-13 Ian Lance Taylor <iant@google.com>
26596 PR middle-end/30751
26597 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26600 2007-02-13 Stuart Hastings <stuart@apple.com>
26602 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26604 2007-02-13 Richard Henderson <rth@redhat.com>
26606 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26607 handled_component_p before looking for the indirect_ref.
26609 2007-02-13 Richard Henderson <rth@redhat.com>
26611 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26612 remove flags clobber.
26613 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26614 (bswaphi_lowpart): New.
26615 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26616 remove TARGET_BSWAP test. Delete expander of the same name.
26618 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26619 (expand_unop): Use them.
26621 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26623 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26624 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26625 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26626 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26627 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26628 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26629 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26630 assembler dialect choice from asm templates.
26632 2007-02-12 Richard Henderson <rth@redhat.com>
26634 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26635 (fixuns_trunc<SSEMODEF>si2): Use it.
26636 * config/i386/sse.md (vec_setv4sf_0): Export.
26637 * config/i386/i386.c (ix86_build_const_vector): Export.
26638 (ix86_split_convert_uns_si_sse): Rename from
26639 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26640 * config/i386/i386-protos.h: Update.
26642 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26645 * c-typeck.c (c_finish_return): Improve warning message.
26647 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26649 * alias.c (find_symbolic_term): Delete unused function.
26651 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26653 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26654 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26655 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26657 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26659 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26660 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26661 the function, temporarily point the debug interface to the null one.
26663 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26665 * dwarf2out.c (round_up_to_align): New static function.
26666 (field_byte_offset): Use it to round the offset.
26668 2007-02-12 Richard Henderson <rth@redhat.com>
26670 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26671 (inswl_const): Export.
26673 2007-02-12 Richard Henderson <rth@redhat.com>
26675 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26676 result mode of the libcall, convert back to outmode.
26678 2007-02-12 Roger Sayle <roger@eyesopen.com>
26680 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26681 (bswapdi2): New define_expand to implement 32-bit implementation.
26683 2007-02-12 Nick Clifton <nickc@redhat.com>
26685 * doc/invoke.texi (Overall Options): Document --help=.
26686 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26687 (cc1_options): Pass --help= on to cc1.
26688 (display_help): Add description of --help=.
26689 (process_command): Add code to handle --help=. Allow translated
26690 --help and --target-help switches to be passed on to compiler
26692 (main): Remove unused if statement.
26693 * opts.c (columns): Remove.
26694 (LEFT_COLUMN): Define.
26695 (wrap_help): Add columns argument.
26696 (print_filtered_help): Change parameters to be an include bitmask,
26697 an exclude bitmask, an any bitmask and the column width. Move the
26698 code to display the params list here. Add code to display the
26699 status of options rather than their descriptions if the quiet flag
26701 (print_specific_help): Change parameters to be an include bitmask,
26702 an exclude bitmask and an any bitmask. Move code to look up the
26703 column width here. Decide upon the title for an options listing.
26704 (common_handle_options): Add code to handle --help=. Adapt code
26705 for --help and --target-help to use the revised form of the
26706 print_specific_help function.
26707 (print_help): Delete.
26708 (print_param_help): Delete.
26709 (print_switch): Delete.
26710 * opts.h (cl_lang_count): Add prototype.
26711 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26712 CL_MAX_OPTION_CLASS): New defines.
26713 * optc-gen.awk: Add construction of cl_lang_count.
26714 * c.opt: Add Warning attribute to warning options and Optimization
26715 attribute to optimization options.
26716 * common.opt: Likewise.
26718 Add -fhelp and -ftarget-help as aliases for the transformed --help
26719 and --target-help options.
26720 * opt-functions.awk: Add code to handle Warning and Optimization
26723 2007-02-12 Richard Henderson <rth@redhat.com>
26725 * config/alpha/constraints.md: New file.
26726 * config/alpha/alpha.c: Include tm-constrs.h.
26727 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26728 alpha_extra_constraint): Remove.
26729 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26730 * config/alpha/alpha-protos.h: Update.
26731 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26732 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26733 (EXTRA_CONSTRAINT): Remove.
26734 * config/alpha/alpha.md: Include constraints.md.
26735 (adddi splitter): Use satisfies_constraint_*.
26736 * config/alpha/predicates.md (add_operand): Likewise.
26737 (sext_add_operand, addition_operation): Likewise.
26739 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26741 PR tree-optimization/29145
26742 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26743 in our handling of restrict qualified pointers.
26745 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26748 * doc/invoke.texi (Wunused-value): Update description.
26749 (Wextra): Delete item.
26750 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26751 value of Wunused-value.
26752 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26753 (c_finish_stmt_expr): Don't check extra_warnings.
26754 (emit_side_effect_warnings): The caller is responsible to check
26757 2007-02-11 Roger Sayle <roger@eyesopen.com>
26758 Matt Thomas <matt@3am-software.com>
26760 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26762 2007-02-11 Roger Sayle <roger@eyesopen.com>
26764 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26765 comparisons of POPCOUNT against zero.
26766 (simplify_const_relational_operation): Likewise.
26768 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26770 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26772 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26774 * dwarf2out.c (root_type): Delete unused function.
26776 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26778 * genattrtab.c (contained_in_p): Delete unused function.
26779 (write_expr_attr_cache): Likewise.
26781 2007-02-11 Jan Hubicka <jh@suse.cz>
26783 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26786 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26788 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26789 to add the REG_EQ* note.
26790 * see.c (see_merge_one_use_extension): Likewise.
26791 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26792 turn REG_EQUAL notes into REG_EQUIV notes if the target
26793 register may have more than one set.
26794 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26795 * gcse.c (try_replace_reg): Likewise.
26796 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26797 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26798 more than one REG_EQUIV note.
26799 * reload1.c (gen_reload): Use set_unique_reg_note.
26801 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26803 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26804 (ix86_builtin_conversion): New function.
26806 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26809 * tree.h (DECL_REPLACEABLE_P): New macro.
26810 * except.c (set_nothrow_function_flags): Likewise.
26812 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26813 Ira Rosen <irar@il.ibm.com>
26814 Dorit Nuzman <dorit@il.ibm.com>
26816 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26817 * targhooks.c (default_builtin_vectorized_conversion): New.
26818 * targhooks.h (default_builtin_vectorized_function): New declaration.
26819 * target.h (struct vectorize): Add builtin_conversion field.
26820 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26821 stmt_vec_info_type value.
26822 (vectorizable_conversion): New declaration.
26823 * tree-vect-analyze.c (vect_analyze_operations): Add
26824 vectorizable_conversion call.
26825 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26826 * tree-vect-transform.c (vectorizable_conversion): New function.
26827 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26828 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26830 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26831 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26832 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26833 or ALTIVEC_BUILTIN_VCFSX.
26835 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26838 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26839 CONST_DOUBLE and operand 0 is a hard register.
26840 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26841 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26842 is a hard floating-point register.
26844 2007-02-10 Richard Henderson <rth@redhat.com>
26845 Jakub Jelinek <jakub@redhat.com>
26846 Alexandre Oliva <aoliva@redhat.com>
26848 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26849 * builtin-types.def (BT_WORD): Make unsigned.
26850 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26851 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26852 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26853 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26854 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26855 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26857 * expr.c (emutls_var_address): New.
26858 (expand_expr_real_1): Expand emulated tls.
26859 (expand_expr_addr_expr_1): Likewise.
26860 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26861 * output.h (emutls_finish): Declare.
26862 * toplev.c (compile_file): Call it.
26863 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26864 address before wrapping in CONST.
26865 * varasm.c (emutls_htab, emutls_object_type): New.
26866 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26867 (get_emutls_object_name, get_emutls_object_type): New.
26868 (get_emutls_init_templ_addr, emutls_decl): New.
26869 (emutls_common_1, emutls_finish): New.
26870 (assemble_variable): When emulating tls, swap decls; generate
26871 constructor for the emutls objects.
26872 (do_assemble_alias): When emulating tls, swap decl and target name.
26873 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26875 * varpool.c (decide_is_variable_needed): Look at force_output.
26876 Recurse for emulated tls.
26877 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26878 with decide_is_variable_needed.
26879 * emutls.c: New file.
26880 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26881 tls_object for real tls.
26883 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26885 PR rtl-optimization/29599
26886 * reload1.c (eliminate_regs_in_insn): Take the destination
26887 mode into account when computing the offset.
26889 2007-02-09 Stuart Hastings <stuart@apple.com>
26890 Richard Henderson <rth@redhat.com>
26892 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26893 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26894 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26895 fixuns_truncdfhi2): New.
26896 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26897 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26898 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26899 (floatunssidf2): Allow nonimmediate source.
26900 * config/i386/sse.md (movdi_to_sse): New.
26901 (vec_concatv2di): Drop '*'.
26902 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26903 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26904 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26906 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26907 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26908 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26909 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26910 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26911 ix86_build_const_vector.
26912 (x86_emit_floatuns): Rewrite.
26914 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26916 * genautomata.c (longest_path_length): Delete unused function.
26917 (struct state): Delete unused longest_path_length.
26918 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26919 (get_free_state): Delete unused.
26921 2007-02-09 Jan Hubicka <jh@suse.cz>
26923 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26924 * doc/invoke.texi (inline-unit-growth): Update default value.
26926 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26927 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26928 (rebuild_cgraph_edges): Likewise.
26929 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26930 (dump_cgraph_node): Dump frequencies.
26931 (cgraph_clone_edge): Add frequency scales.
26932 (cgraph_clone_node): Add freuqnecy.
26933 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26934 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26935 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26936 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26937 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26938 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26939 (save_inline_function_body): Likewise.
26940 * ipa-inline.c: inluce rtl.h
26941 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26942 (cgraph_edge_badness): Use frequencies.
26943 (cgraph_decide_recursive_inlining): Update clonning.
26944 (cgraph_decide_inlining_of_small_function): Dump frequency.
26945 * predict.c (estimate_bb_frequencies): Export.
26946 * predict.h (estimate_bb_frequencies): Declare.
26947 * tree-inline.c (copy_bb): Watch overflows.
26948 (expand_call_inline): Update call of cgraph_create_edge.
26949 (optimize_inline_calls): Use TODO flags to update frequnecies.
26950 * passes.h: Include predict.h
26951 (init_optimization_passes): Move profile ahead.
26952 (execute_function_todo): Handle TODO_rebuild_frequencies.
26954 2007-02-09 Roger Sayle <roger@eyesopen.com>
26956 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26957 the insbl or inswl pattern into a register.
26959 2007-02-09 Roger Sayle <roger@eyesopen.com>
26961 * config/ia64/ia64.md (bswapdi2): New define_insn.
26963 2007-02-09 Richard Henderson <rth@redhat.com>
26965 * config/i386/constraints.md (Ym): New constraint.
26966 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26967 (movdi_1_rex64): Split sse and xmm general register moves from
26968 memory move alternatives. Use conditional register constraints.
26969 (movsf_1, movdf_integer): Likewise.
26970 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26971 (movdf_integer_rex64): New.
26972 (pushsf_rex64): Fix output constraints.
26973 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26974 (sse2_stored): Likewise.
26975 (sse2_storeq_rex64): New.
26976 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26977 amd and not generic.
26978 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26979 for optimize_size. Remove SF/DFmode hack.
26981 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26983 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26986 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26987 Richard Sandiford <richard@codesourcery.com>
26989 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26990 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26991 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26992 m68k/t-mlib to tmake_file.
26993 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26994 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26995 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26996 Allow it to be cf or m68k. Set m68k_arch_family. If that
26997 variable is not empty, add t-$m68k_arch_family to tmake_file.
26998 Add t-mlibs to tmake_file.
26999 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27000 * config/m68k/t-cf: New file.
27001 * config/m68k/t-m68k: Likewise.
27002 * config/m68k/t-mlibs: Likewise.
27003 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27004 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27005 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27006 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27007 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27009 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27010 (INSTALL_LIBGCC): Delete.
27011 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27012 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27013 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27014 (M68K_MLIB_CPU): Define.
27015 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27016 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27017 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27019 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27020 Richard Guenther <rguenther@suse.de>
27022 PR middle-end/23361
27023 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27024 against INT_MIN/INT_MAX.
27025 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27026 file if a loop is removed.
27028 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27030 * calls.c (store_one_arg): Pass correct alignment to
27031 emit_push_insn for non-BLKmode values.
27032 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27033 unaligned stack slot via a suitably aligned slot.
27035 2007-02-08 DJ Delorie <dj@redhat.com>
27037 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27039 (legal_subregs): Use unsigned char, make const.
27040 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27042 2007-02-08 Paul Brook <paul@codesourcery.com>
27044 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27045 special interworking needed.
27047 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27049 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27050 conditional to __SSE2__.
27051 (Entries below should have been added to first ChangeLog
27052 entry for amdfam10 dated 2007-02-05)
27053 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27055 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27057 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27060 2007-02-08 DJ Delorie <dj@redhat.com>
27062 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27063 * config/m32c/m32c.c (legal_subregs): New.
27064 (m32c_illegal_subreg_p): New.
27065 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27066 unsupported subregs of hard regs.
27068 2007-02-08 Jan Hubicka <jh@suse.cz>
27070 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27071 the same one; always update histograms.
27073 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27075 * passes.c (init_optimization_passes): Tidy comment.
27077 2007-02-08 Roger Sayle <roger@eyesopen.com>
27079 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27080 strip zero_extend, bswap and rotates from POCOUNT's argument.
27081 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27082 zero_extend and rotates from PARITY's argument.
27083 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27084 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27085 of an integer constant at compile-time.
27087 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27090 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27092 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27095 * tree-ssa-live.c (remove_unused_locals): Do not remove
27096 TREE_ADDRESSABLE variables.
27097 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27098 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27099 FOR_CLOBBER. Update all users.
27100 If VAR has an associated alias set, add a virtual operand for
27101 it if no alias is found to conflict with the memory reference.
27103 2007-02-07 Jan Hubicka <jh@suse.cz>
27104 Robert Kidd <rkidd@crhc.uiuc.edu>
27106 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27108 2007-02-07 Ian Lance Taylor <iant@google.com>
27110 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27112 2007-02-07 Roger Sayle <roger@eyesopen.com>
27114 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27115 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27116 tablejumpdi, movsi_to_cr_one): Remove constraints from
27117 define_expand's match_operands.
27119 2007-02-07 Roger Sayle <roger@eyesopen.com>
27121 * global.c (compute_regsets): Move declatation of "i" inside of
27122 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27124 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27127 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27128 of INDIRECT_REF <RESULT_DECL>.
27130 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27132 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27133 Kaz Kojima <kkojima@gcc.gnu.org>
27136 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27138 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27140 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27142 * doc/loop.texi: Document possibility not to perform disambiguation
27143 of loops with multiple latches.
27144 * cfgloopmanip.c (alp_enum_p): Removed.
27145 (add_loop): Handle subloops. Use get_loop_body_with_size.
27146 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27147 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27148 the new forwarder block.
27149 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27150 Handle the case latch is NULL.
27151 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27152 modifications when marking loop exits.
27153 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27155 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27156 disambiguate_loops_with_multiple_latches.
27157 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27158 before fix_loop_structure.
27159 * cfgloop.c: Include pointer-set.h and output.h.
27160 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27161 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27162 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27163 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27164 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27165 disambiguate_multiple_latches, get_loop_body_with_size,
27166 disambiguate_loops_with_multiple_latches): New functions.
27167 (flow_loop_dump): Dump multiple latch edges.
27168 (flow_loop_nodes_find): Handle loops with multiple latches.
27169 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27170 (glb_enum_p): Modified.
27171 (get_loop_body): Use get_loop_body_with_size.
27172 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27173 (AVOID_CFG_MODIFICATIONS): New constant.
27174 (disambiguate_loops_with_multiple_latches, add_loop,
27175 get_loop_body_with_size): Declare.
27176 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27178 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27180 PR inline-asm/28686
27181 * global.c (compute_regsets): New function.
27182 (global_alloc): Refactored ELIMINABLE_REGSET
27183 and NO_GLOBAL_ALLOC_REGS computation out.
27184 (rest_of_handle_global_alloc): Call compute_regsets()
27185 for non-optimizing case.
27187 2007-02-06 Richard Henderson <rth@redhat.com>
27189 * config/i386/constraints.md (Y2): Rename from Y.
27190 (Yi): New constraint.
27191 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27192 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27193 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27194 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27195 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27196 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27197 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27198 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27199 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27200 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27201 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27202 vec_extractv2si_1): Change Y constraints to Y2.
27203 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27204 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27205 Change Y constraints to Y2.
27206 (sse2_loadld): Change Y constraints to x.
27208 2007-02-06 Roger Sayle <roger@eyesopen.com>
27210 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27211 (parity<mode>2): New define_expand using rs6000_emit_parity.
27212 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27213 rs6000_emit_parity): New functions.
27214 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27215 rs6000_emit_parity): Prototype here.
27217 2007-02-06 Ian Lance Taylor <iant@google.com>
27219 * lower-subreg.c (simple_move_operand): Reject CONST.
27220 (resolve_clobber): Call validate_change rather than directly
27221 assigning to XEXP (pat, 0).
27223 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27225 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27226 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27227 (tree-cfg.o): Remove hashtab.h dependency.
27229 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27230 (struct ivopts_data): Change niters to pointer_map_t.
27231 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27232 (niter_for_exit): Create pointer_map on demand. Change for
27234 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27235 (free_loop_data): Destroy data->niters if created and reset field.
27236 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27237 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27239 * tree-ssa-reassoc.c: Include pointer-set.h.
27240 (bb_rank): Change to long *.
27241 (operand_rank): Change to pointer_map_t.
27242 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27243 (insert_operand_rank): Accept long.
27244 (operand_entry_hash, operand_entry_eq): Remove.
27245 (get_rank): Return long. Adjust for changes above.
27246 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27248 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27250 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27251 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27252 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27254 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27255 directly since it cannot be NULL.
27256 (get_vi_for_tree): Rewrite for pointer_map API.
27257 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27258 (init_alias_vars): Create vi_for_tree as pointer_map.
27259 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27261 * tree-cfg.c: Don't include hashtab.h.
27262 (edge_to_cases): Declare as pointer_map.
27263 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27265 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27266 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27267 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27269 (record_switch_edge): Delete.
27270 (get_cases_for_edge): Adjust for pointer_map API, inline
27271 record_switch_edge (rewritten for new API), remove goto.
27273 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27275 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27276 * tree-nested.c: Include pointer-set.h.
27277 (var_map_elt, var_map_eq, var_map_hash): Delete.
27278 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27279 to pointer_map_t's.
27280 (nesting_info_bitmap_obstack): New.
27281 (lookup_field_for_decl): Adjust for pointer_map API.
27282 (lookup_tramp_for_decl): Adjust for pointer_map API.
27283 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27284 (get_local_debug_decl): Adjust for pointer_map API.
27285 (convert_nl_goto_reference): Adjust for pointer_map API.
27286 (convert_nl_goto_receiver): Adjust for pointer_map API.
27287 (create_nesting_tree): Create outside GGC space. Create bitmap on
27288 the new obstack. Create field_map and var_map as pointer_maps.
27289 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27291 (lower_nested_functions): Move root here, no need to NULL it.
27292 Initialize and release the obstack.
27294 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27296 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27297 Remove prototypes and make them non-static.
27298 (struct tree_int_map): Remove.
27299 * tree.h (struct tree_int_map): Move here, turning TO into an
27301 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27303 * tree.h (TREE_COMPLEXITY): Remove.
27304 (struct tree_exp): Remove complexity field.
27305 * tree.c (build1_stat): Don't set it.
27307 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27308 Victor Kaplansky <victork@il.ibm.com>
27310 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27311 (vect_is_simple_reduction): Support reduction with induction as
27312 one of the operands.
27313 (vect_is_simple_iv_evolution): Fix formatting.
27314 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27315 formatting. Don't mark induction phis for vectorization.
27316 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27317 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27318 (vect_get_vec_def_for_operand): Support induction.
27319 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27321 (vectorizable_reduction): Support reduction with induction as one of
27323 (vectorizable_type_demotion): Use def-type of stmt argument rather
27324 than dummy def-type.
27326 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27327 flag_tree_scev_cprop.
27328 * common.opt (tree-scev-cprop): New flag.
27330 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27331 call to vect_get_new_vect_var.
27333 2007-02-06 Ira Rosen <irar@il.ibm.com>
27335 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27336 vectype is not NULL.
27337 (vect_pattern_recog_1): Likewise.
27339 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27341 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27342 (fold_negate_expr): Likewise.
27344 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27347 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27348 even if cv-qualification is the same.
27350 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27352 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27353 __enable_execute_stack on completion.
27355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27357 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27358 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27359 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27360 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27361 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27362 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27363 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27364 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27368 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27369 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27370 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27371 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27372 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27373 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27374 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27375 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27376 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27377 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27378 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27379 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27380 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27381 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27382 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27383 sqrtextenddfxf2_i387): Added amdfam10_decode.
27385 * config/i386/athlon.md (athlon_idirect_amdfam10,
27386 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27387 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27388 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27389 athlon_ivector_store_amdfam10): New define_insn_reservation.
27390 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27395 * config/i386/athlon.md (athlon_call_amdfam10,
27396 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27397 define_insn_reservation.
27398 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27399 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27400 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27404 * config/i386/athlon.md (athlon_sseld_amdfam10,
27405 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27406 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27408 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27410 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27411 define_insn_reservation.
27412 * config/i386/i386.md (sseins): Added sseins to define_attr type
27413 and define_attr unit.
27414 * config/i386/sse.md: Set type attribute to sseins for insertq
27417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27419 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27420 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27421 ssecomi_load_amdfam10, ssecomi_amdfam10,
27422 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27423 define_insn_reservation.
27424 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27426 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27428 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27429 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27430 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27431 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27432 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27433 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27434 define_insn_reservation.
27436 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27437 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27438 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27439 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27440 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27442 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27444 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27445 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27446 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27447 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27448 athlon_ssemul_load_k8): Added amdfam10.
27450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27452 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27453 (x86_sse_unaligned_move_optimal): New variable.
27455 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27457 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27458 for unaligned vector SSE double/single precision loads for AMDFAM10.
27460 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27462 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27463 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27464 Define TARGET_CPU_DEFAULT_amdfam10.
27465 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27466 (processor_type): Add PROCESSOR_AMDFAM10.
27468 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27469 processor_type in config/i386/i386.h.
27470 Enable imul peepholes for TARGET_AMDFAM10.
27472 * config.gcc: Add support for --with-cpu option for amdfam10.
27474 * config/i386/i386.c (amdfam10_cost): New variable.
27475 (m_AMDFAM10): New macro.
27476 (m_ATHLON_K8_AMDFAM10): New macro.
27477 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27478 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27479 x86_promote_QImode, x86_integer_DFmode_moves,
27480 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27481 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27482 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27483 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27484 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27485 Enable/disable for amdfam10.
27486 (override_options): Add amdfam10_cost to processor_target_table.
27487 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27488 processor_alias_table.
27489 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27490 (ix86_adjust_cost): Add code for amdfam10.
27492 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27494 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27495 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27496 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27497 * config/i386/i386.h: Add builtin definition for SSE4A.
27498 * config/i386/i386.md: Add support for ABM instructions
27499 (popcnt and lzcnt).
27500 * config/i386/sse.md: Add support for SSE4A instructions
27501 (movntss, movntsd, extrq, insertq).
27502 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27503 Add -march=amdfam10 flag.
27504 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27505 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27507 * doc/extend.texi: Add documentation for SSE4A builtins.
27509 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27511 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27513 2007-02-05 Richard Guenther <rguenther@suse.de>
27515 * tree-vectorizer.h (vectorizable_function): Add argument type
27516 argument, change return type.
27517 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27518 * tree-vect-transform.c (vectorizable_function): Handle extra
27519 argument, return vectorized function decl.
27520 (build_vectorized_function_call): Remove.
27521 (vectorizable_call): Handle calls with result and argument types
27522 differing. Handle loop vectorization factor correctly.
27523 * targhooks.c (default_builtin_vectorized_function): Adjust for
27525 * targhooks.h (default_builtin_vectorized_function): Likewise.
27526 * target.h (builtin_vectorized_function): Add argument type
27528 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27529 extra argument, allow vectorizing of lrintf.
27530 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27531 documentation of target hook.
27533 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27536 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27537 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27538 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27540 2007-02-05 Roger Sayle <roger@eyesopen.com>
27542 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27543 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27544 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27545 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27546 before canonicalizing sincos to cexpi.
27547 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27549 2007-02-05 Roger Sayle <roger@eyesopen.com>
27551 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27552 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27553 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27555 2007-02-05 Roger Sayle <roger@eyesopen.com>
27557 * mips-tfile.c (initialize_init_file): Correct endianness test.
27559 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27561 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27562 the 'y' constraint.
27564 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27566 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27567 saves in a PARALLEL before the register assignments.
27569 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27571 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27572 DWARF_FRAME_RETURN_COLUMN to be a general register.
27573 * dwarf2out.c (init_return_column_size): New function, split from...
27574 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27575 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27576 to be nongeneral registers.
27577 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27579 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27580 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27582 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27584 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27586 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27588 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27589 (remove_path): Use can_remove_branch_p and remove_branch instead
27590 of loop_delete_branch_edge.
27591 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27592 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27593 Update profile using scale_dominated_blocks_in_loop.
27594 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27595 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27596 (can_remove_branch_p, remove_branch): Declare.
27597 * tree-cfg.c (tree_can_remove_branch_p): New function.
27598 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27599 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27600 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27602 2007-02-05 Jan Hubicka <jh@suse.cz>
27604 PR middle-end/30696
27605 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27606 nodes in cgraph, don't remove offline copy of the function.
27608 2007-02-04 Jan Hubicka <jh@suse.cz>
27610 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27611 vectors might cause maybe_lookup_element_for_expr to be called
27612 on non-sra-candidate.
27614 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27616 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27617 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27618 spelling conventions.
27620 2007-02-04 Richard Guenther <rguenther@suse.de>
27622 PR middle-end/30636
27623 * fold-const.c (try_move_mult_to_index): Make sure to not
27624 overflow one dimension of a multi-dimensional array access.
27626 2007-02-04 Jan Hubicka <jh@suse.cz>
27628 * passes.c (init_optimization_passes): Reindent.
27630 2007-02-04 Jan Hubicka <jh@suse.cz>
27631 Eric Botcazou <ebotcazou@adacore.com>
27633 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27634 (execute_fixup_cfg): Break out the abnormal goto code.
27635 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27636 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27637 (optimize_inline_calls): Call make_nonlocal_label_edges.
27639 2007-02-04 Jan Hubicka <jh@suse.cz>
27641 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27642 true when something was changed.
27643 (rename_ssa_copies): When something was changed, do
27644 TODO_remove_unused_locals.
27645 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27646 add TODO_remove_unused_locals when instruction was removed.
27648 2007-02-04 Jan Hubicka <jh@suse.cz>
27650 * ipa-inline.c (try_inline): Improve debug output; work on already
27652 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27653 call try_inline for already inlined edges too when flattening;
27654 inline also functions that make callee growth but overall unit size
27657 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27659 * config/m32c/bitops.md, config/m32c/jump.md,
27660 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27661 config/m32r/m32r.h, config/m32r/m32r.md,
27662 config/m32r/predicates.md, config/m68hc11/larith.asm,
27663 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27664 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27665 config/mips/mips-protos.h, config/mips/mips.c,
27666 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27667 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27668 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27669 spelling conventions.
27671 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27672 Follow spelling conventions.
27674 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27676 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27677 warn about C++0x compatibility.
27679 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27681 * config/h8300/h8300.c, config/h8300/h8300.h,
27682 config/h8300/h8300.md: Follow spelling conventions.
27684 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27686 PR middle-end/30667
27687 * combine.c (try_combine): Do not substitute source operand
27688 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27690 2007-02-03 Jan Hubicka <jh@suse.cz>
27692 PR gcov-profile/30650
27693 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27694 do not divide by zero for never executed counters.
27695 (tree_find_values_to_profile): Fix counters.
27696 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27698 2007-02-03 Ian Lance Taylor <iant@google.com>
27700 * lower-subreg.c (simple_move_operand): New static function,
27701 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27703 (simple_move): Call simple_move_operand.
27704 (find_decomposable_subregs): Add special handling of MEMs.
27705 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27706 meaning of return value. If we see a hard register, test whether
27707 it can store a word_mode value. Change all callers.
27709 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27711 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27712 ftrapv insns and expanders.
27713 (subdi3): Change define_expand operand 1 to arith11_operand, and
27714 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27715 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27716 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27719 PR middle-end/30174
27720 * varasm.c (notice_global_symbol): Treat global objects as weak when
27721 flag_shlib is true.
27723 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27725 * emit-rtl.c (dconstpi): Delete.
27726 (dconstsqrt2): New.
27727 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27728 * real.h (dconstpi): Delete.
27729 (dconstsqrt2): New.
27730 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27731 (fold_builtin_hypot): Likewise.
27733 2007-02-03 Tom Tromey <tromey@redhat.com>
27736 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27737 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27739 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27741 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27742 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27743 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27744 config/rs6000/cell.md, config/rs6000/darwin.h,
27745 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27746 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27747 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27748 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27749 typos. Follow spelling conventions.
27750 * doc/invoke.texi: Follow spelling conventions.
27752 2007-02-03 Roger Sayle <roger@eyesopen.com>
27754 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27755 canonicalization transformations that attempt to simplify integer
27756 constant comparisons to become comparisons against zero.
27758 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27760 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27762 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27763 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27765 2007-02-02 Mike Stump <mrs@apple.com>
27767 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27768 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27769 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27770 generate a branch island.
27772 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27774 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27775 (xtensa_legitimate_address_p): New.
27776 (xtensa_legitimize_address): New.
27777 (xtensa_output_addr_const_extra): New.
27778 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27780 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27781 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27782 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27783 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27784 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27785 (xtensa_legitimize_address): New.
27786 (xtensa_output_addr_const_extra): New.
27788 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27790 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27792 2007-02-02 Ian Lance Taylor <iant@google.com>
27794 * expmed.c (expand_divmod): Add comment.
27796 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27798 * emit-rtl.c (renumber_insns): Remove.
27799 * flags.h: Remove the extern for flag_renumber_insns.
27800 * rtl.h: Remove the prototype for renumber_insns.
27801 * toplev.c (flag_renumber_insns): Remove.
27803 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27805 Revert for x86 darwin:
27806 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27808 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27809 code before the following patch under TARGET_MACHO.
27810 (ix86_function_value_regno_p): Likewise.
27812 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27814 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27817 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27820 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27821 loads to general or fp registers. Add comments.
27822 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27824 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27826 * pointer-set.c (insert_aux): Only return insertion slot.
27827 (pointer_set_insert): Adjust.
27828 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27829 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27830 pointer_map_traverse): New.
27831 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27832 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27833 pointer_map_contains, pointer_map_traverse): Declare.
27835 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27837 PR middle-end/30473
27838 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27839 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27841 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27843 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27845 (struct _dep): New type.
27846 (dep_t): New typedef.
27847 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27848 (DEP_STATUS): New access macro. The macro with the same name was
27849 renamed to DEP_LINK_STATUS.
27850 (dep_init): Declare function
27852 (struct _dep_link): New type.
27853 (dep_link_t): New typedef.
27854 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27855 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27856 (DEP_LINK_STATUS): New macro.
27857 (debug_dep_links): New debug function.
27859 (struct _deps_list): New type.
27860 (deps_list_t): New typedef.
27861 (DEPS_LIST_FIRST): New access macro.
27862 (FOR_EACH_DEP_LINK): New cycle macro.
27863 (create_deps_list, free_deps_list, delete_deps_list): Declare
27865 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27866 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27867 (copy_deps_list_change_con): Ditto.
27869 (move_dep_link): Declare function.
27871 (struct _dep_node): New type.
27872 (dep_node_t): New typedef.
27873 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27875 (struct haifa_insn_data.back_deps): New field to hold backward
27876 dependencies of the insn.
27877 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27879 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27880 Change its type to deps_list_t.
27881 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27882 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27883 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27885 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27887 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27889 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27891 (dep_cost): Declare.
27893 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27894 (ds_to_dk, dk_to_ds): New functions.
27896 (init_dep_1): New static function.
27897 (init_dep): New function.
27898 (copy_dep): New static function.
27900 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27902 (detach_dep_link): New static function.
27903 (move_dep_link): New function.
27905 (dep_links_consistent_p, dump_dep_links): New static functions.
27906 (debug_dep_links): New debugging function.
27908 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27910 (alloc_deps_list, init_deps_list): New static functions.
27911 (create_deps_list): New function.
27912 (clear_deps_list): New static function.
27913 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27914 (deps_list_consistent_p, dump_deps_list): New static functions.
27915 (debug_deps_list): New function.
27916 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27918 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27920 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27921 use new scheduler dependencies lists.
27922 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27923 (sched_analyze): Ditto. Initialize dependencies lists.
27924 (add_forw_dep, compute_forward_dependences): Update to use new
27925 scheduler dependencies lists.
27927 (init_dependency_caches): Init deps_obstack.
27928 (free_dependency_caches): Free deps_obstack.
27930 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27931 new scheduler dependencies lists.
27932 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27933 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27935 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27936 Update to use new scheduler dependencies lists.
27937 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27938 (debug_dependencies): Ditto.
27939 (schedule_region): Update comments.
27941 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27942 scheduler dependencies lists.
27943 (schedule_ebb): Update comments.
27945 * rtl.def (DEPS_LIST): Remove.
27947 * lists.c (unused_deps_list): Remove.
27948 (free_list): Update assertions.
27950 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27951 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27953 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27954 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27956 * haifa-sched.c (comments): Update.
27957 (insn_cost1): Remove. Inline the code into insn_cost ().
27958 (insn_cost): Update to use new scheduler dependencies lists. Move
27959 processing of the dependency cost to dep_cost ().
27960 (dep_cost): New function. Use it instead of insn_cost () when
27961 evaluating cost of the dependency. Use compatible interface to
27962 interact with the target.
27963 (priority): Update to use new scheduler dependencies lists.
27964 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27965 with greater number of insns that depend on the insn.
27966 (schedule_insn): Update to use new scheduler dependencies lists. Add
27967 code to free backward dependencies lists. Inline and optimize code
27968 from resolve_dep () - see PR28071.
27969 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27970 lists. Update call to targetm.sched.is_costly_dependence hook.
27972 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27973 scheduler dependencies lists.
27975 (resolve_dep): Remove. Move the logic to schedule_insn ().
27976 (init_h_i_d): Initialize dependencies lists.
27978 (process_insn_depend_be_in_spec): Rename to
27979 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27980 dependencies lists.
27981 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27982 Update to use new scheduler dependencies lists.
27983 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27985 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27986 new scheduler dependencies lists.
27987 (build_intra_loop_deps): Ditto.
27989 * target.h (struct _dep): Declare to use in
27990 gcc_target.sched.is_costly_dependence.
27991 (struct gcc_target.sched.adjust_cost): Fix typo.
27992 (struct gcc_target.sched.is_costly_dependence): Change signature to
27993 use single dep_t parameter instead of an equivalent triad.
27994 (struct gcc_target.sched.adjust_cost_2): Remove.
27996 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27998 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28000 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28002 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28004 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28005 (REG_DEP_TRUE): Document.
28007 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28008 Change signature to correspond to the targetm.sched.adjust_cost hook.
28009 Update use in TARGET_SCHED_ADJUST_COST_2.
28010 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28011 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28012 new scheduler dependencies lists.
28013 (ia64_gen_check): Ditto.
28015 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28016 scheduler dependencies lists.
28018 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28019 signature to correspond to the targetm.sched.is_costly_dependence hook.
28020 (is_costly_group): Update to use new scheduler dependencies lists.
28022 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28023 instead of INSN_COST () macro.
28025 2007-02-01 Ian Lance Taylor <iant@google.com>
28027 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28029 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28031 * pa.md (tp_load): Correct mfctl instruction syntax.
28033 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28035 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28036 altivec_padding_size calculation on AIX. Improve comment, add
28037 assert to verify that it's right.
28039 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28042 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28044 PR inline-asm/28686
28045 * global.c (global_alloc): Add mising initialization of
28048 2007-02-01 Roger Sayle <roger@eyesopen.com>
28050 * alias.c (init_alias_analysis): Correct whitespace.
28051 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28052 partition_hot_cold_basic_blocks): Likewise.
28053 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28054 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28055 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28056 fold_builtin_snprintf_chk, fold_builtin_printf,
28057 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28058 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28059 * cfgcleanup.c (cleanup_cfg): Likewise.
28060 * cfgexpand.c (tree_expand_cfg): Likewise.
28061 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28062 * function.c (get_next_funcdef_no): Likewise.
28063 * gengtype.c (main): Likewise.
28064 * genmodes.c (main): Likewise.
28065 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28066 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28067 * ifcvt.c (noce_emit_move_insn): Likewise.
28068 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28070 * stor-layout.c (get_best_mode): Likewise.
28071 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28072 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28073 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28074 perform_var_substitution, solve_graph): Likewise.
28075 * tree-vrp.c (vrp_finalize): Likewise.
28077 2007-02-01 Ian Lance Taylor <iant@google.com>
28079 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28080 high part of a paradoxical subreg, return a constant zero.
28082 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28084 * toplev.c (lang_dependent_init): Call init_set_costs.
28085 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28087 2007-02-01 Richard Guenther <rguenther@suse.de>
28089 PR middle-end/30656
28090 * fold-const.c (fold_negate_expr): Allow negating a
28091 constant if overflow does not change.
28093 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28095 * doc/c-tree.texi (Expression trees): Improve markup.
28096 * doc/tm.texi (Register Classes, Addressing Modes)
28097 (Floating Point): Fix spacing after abbreviations. Fix some
28100 2007-02-01 Ben Elliston <bje@au.ibm.com>
28102 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28103 * doc/contrib.texi: Likewise.
28104 * doc/install.texi: Likewise.
28106 2007-01-31 Richard Henderson <rth@redhat.com>
28107 Ian Lance Taylor <iant@google.com>
28109 * lower-subreg.c: New file.
28110 * rtl.def (CONCATN): Define.
28111 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28112 pass_lower_subreg2.
28113 * emit-rtl.c (update_reg_offset): New static function, broken out
28114 of gen_rtx_REG_offset.
28115 (gen_rtx_REG_offset): Call update_reg_offset.
28116 (gen_reg_rtx_offset): New function.
28117 * regclass.c: Revert patch of 2006-03-05, restoring
28119 (clear_reg_info_regno): New function.
28120 * dwarf2out.c (concatn_loc_descriptor): New static function.
28121 (loc_descriptor): Handle CONCATN.
28122 * common.opt (fsplit_wide_types): New option.
28123 * opts.c (decode_options): Set flag_split_wide_types when
28125 * timevar.def (TV_LOWER_SUBREG): Define.
28126 * rtl.h (gen_reg_rtx_offset): Declare.
28127 (reg_scan_update): Declare.
28128 * regs.h (clear_reg_info_regno): Declare.
28129 * tree-pass.h (pass_lower_subreg): Declare.
28130 (pass_lower_subreg2): Declare.
28131 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28132 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28133 -fsplit-wide-types.
28134 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28135 * Makefile.in (OBJS-common): Add lower-subreg.o.
28136 (lower-subreg.o): New target.
28138 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28140 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28142 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28145 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28147 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28149 PR middle-end/29335
28150 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28152 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28154 * cfgloop.h: Include vec-prim.h.
28155 (enum li_flags): Remove LI_ONLY_OLD.
28156 (loop_iterator): Changed.
28157 (fel_next, fel_init): Iterate over loop tree.
28158 (FOR_EACH_LOOP_BREAK): New macro.
28159 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28161 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28162 * modulo-sched.c (sms_schedule): Ditto.
28163 * tree-vectorizer.c (vectorize_loops): Ditto.
28164 * doc/loop.texi: Update information on loop numbering and behavior of
28165 FOR_EACH_LOOP wrto new loops.
28166 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28167 add_to_evolution_1): Test nestedness of loops instead of comparing
28169 * tree-chrec.c (chrec_fold_plus_poly_poly,
28170 chrec_fold_multiply_poly_poly, chrec_evaluate,
28171 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28172 reset_evolution_in_loop): Ditto.
28173 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28175 2007-01-31 Dirk Mueller <dmueller@suse.de>
28177 * c-common.c (warn_about_parentheses): Separate warning about
28178 un-parenthized sequence of comparison operators from the one
28179 which is supposed to warn about x <= y <= z.
28181 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28183 * optabs.h (enum optab_index): Add new OTI_isinf.
28184 (isinf_optab): Define corresponding macro.
28185 * optabs.c (init_optabs): Initialize isinf_optab.
28186 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28188 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28189 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28191 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28192 expand_builtin_interclass_mathfn.
28193 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28194 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28195 (fxam<mode>2_i387): New insn pattern.
28196 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28197 built-in functions as x87 inline asm.
28199 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28201 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28203 2007-01-30 Eric Christopher <echristo@apple.com>
28205 * config.gcc: Add geode.
28207 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28209 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28210 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28211 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28212 value-prof.c: Fix comment typos.
28214 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28217 * doc/invoke.texi (Wpointer-arith): Document warning.
28219 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28221 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28222 the list of discrepancies from the draft TR.
28224 2007-01-30 Dirk Mueller <dmueller@suse.de>
28227 * doc/invoke.texi (-Wreturn-type): Update description to
28228 match new behavior.
28230 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28232 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28234 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28236 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28237 to handle optabs that operate on floating point input argument and
28238 output to integer output.
28239 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28240 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28241 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28242 expand_builtin_interclass_mathfn ().
28243 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28244 (ilogbsi2): Remove.
28245 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28246 ilogbl built-in functions as x87 intrinsics.
28248 2007-01-30 Richard Guenther <rguenther@suse.de>
28250 PR middle-end/27657
28251 * dwarf2out.c (reference_to_unused): Query varpool if the
28252 variable was output.
28254 2007-01-30 Richard Guenther <rguenther@suse.de>
28256 PR middle-end/30313
28257 * passes.c (execute_one_pass): Reset in_gimple_form to not
28258 confuse non-unit-at-a-time mode.
28260 2007-01-29 Roger Sayle <roger@eyesopen.com>
28261 Richard Guenther <rguenther@suse.de>
28263 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28264 avoid undefined behaviour on overflow. Use force_fit_type_double
28265 to construct the constant with the specified TREE_OVERFLOW.
28267 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28269 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28270 * config/dfp-bit.h: Ditto.
28272 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28274 * c-decl.c (pop_scope): Replace warnings with call to
28275 warn_for_unused_label.
28276 * c-common.h (warn_for_unused_label): Declare.
28277 * c-common.c (warn_for_unused_label): Define.
28279 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28281 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28284 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28286 * Makefile.in (USER_H): Remove decfloat.h.
28287 * ginclude/decfloat.h: Delete, moving contents to ...
28288 * ginclude/float.h: Add support for decimal floating point,
28289 guarded by __STDC_WANT_DEC_FP__.
28291 2007-01-29 Mike Stump <mrs@apple.com>
28293 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28294 Analysis and Representation to resolve case insensitive conflict.
28295 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28297 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28299 * tree.h (struct tree_memory_tag): Add aliases member.
28300 (MTAG_ALIASES): New macro.
28301 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28302 (add_may_alias): Remove pointer-set. Update for may_aliases being
28304 (mark_aliases_call_clobbered): Update for may_aliases being a
28306 (compute_tag_properties): Ditto.
28307 (create_partition_for): Ditto.
28308 (compute_memory_partitions): Ditto.
28309 (dump_may_aliases_for): Ditto.
28310 (is_aliased_with): Ditto.
28311 (add_may_alias_for_new_tag): Ditto.
28312 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28313 (compute_is_aliased): New function.
28314 (compute_may_aliases): Call compute_is_aliased).
28315 (init_alias_info): Initialize alias_bitmap_obstack.
28316 (union_alias_set_into): New function.
28317 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28318 (have_common_aliases_p): Rewrite to take two bitmaps and use
28320 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28321 Update for bitmaps.
28322 (finalize_ref_all_pointers): Update for add_may_alias changes.
28323 (new_type_alias): Ditto.
28324 * tree-flow-inline.h (may_aliases): Return a bitmap.
28325 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28326 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28327 may_aliases being a bitmap.
28328 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28329 may_aliases now returns a bitmap.
28330 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28332 * tree-ssa-operands.c (add_virtual_operand): Update for
28333 may_aliases being a bitmap.
28335 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28337 PR tree-optimization/30630
28338 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28339 variable as changed.
28341 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28344 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28345 expanded only once even if an error occurs.
28347 2007-01-29 Ben Elliston <bje@au.ibm.com>
28349 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28350 (__gcov_average_profiler): Likewise.
28351 (__gcov_ior_profiler): Likewise.
28352 (__gcov_merge_ior): Likewise.
28354 2007-01-28 Jan Hubicka <jh@suse.cz>
28356 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28357 * value-prof.c (stringop_block_profile): Likewise.
28359 2007-01-28 Jan Hubicka <jh@suse.cz>
28361 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28362 Add variant handling histograms; add wrapper.
28363 (clear_storage_via_libcall): Export.
28364 (emit_block_move_hints): Break out from ...; add histograms.
28365 (emit_block_move): ... this one.
28366 (clear_storage_hints): Break out from ...; add histograms.
28367 (clear_storage): ... this one.
28368 (set_storage_via_memset): Handle histogram.
28369 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28370 (clear_storage_hints, clear_storage_via_libcall): Declare.
28371 (set_storage_via_setmem): Update prototype.
28372 * doc/md.texi (movmem, setmem): Document new arguments.
28374 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28375 Add new histograms.
28376 (stringop_block_profile): New global function.
28377 (tree_stringops_values_to_profile): Profile block size and alignment.
28378 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28380 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28381 (stringop_block_profile): Declare.
28382 * builtins.c: Include value-prof.h.
28383 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28384 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28385 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28386 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28387 * profile.c (instrument_values): Add new counters.
28388 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28390 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28391 (tree_init_edge_profiler): Build new profilers.
28392 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28393 (pass_tree_profile): Add dump.
28394 (tree_profile_hooks): Update.
28395 * Makefile.in (LIBGCOV): Add new constants.
28396 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28397 __gcov_ior_profiler): New.
28398 * i386.md (movmem/setmem expanders): Add new optional arguments.
28400 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28402 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28404 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28406 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28407 (tree_unswitch_single_loop): Pass eni_size_weights to
28408 tree_num_loop_insns.
28409 * tree-ssa-loop-manip.c: Include tree-inline.h.
28410 (can_unroll_loop_p): Pass eni_size_weights to
28411 tree_num_loop_insns.
28412 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28413 Pass eni_size_weights to estimate_num_insns.
28414 * tree.h (init_inline_once): Export.
28415 * toplev.c (backend_init): Call init_inline_once.
28416 * cgraphunit.c (cgraph_process_new_functions,
28417 cgraph_analyze_function): Pass eni_inlining_weights to
28418 estimate_num_insns.
28419 * ipa-inline.c (compute_inline_parameters): Ditto.
28420 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28421 to estimate_num_insns.
28422 (try_unroll_loop_completely): Pass eni_size_weights to
28423 tree_num_loop_insns.
28424 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28425 ot estimate_num_insns.
28426 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28427 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28428 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28429 eni_time_weights): New variables.
28430 (init_inline_once): Initialize them.
28431 (struct eni_data): Mew.
28432 (estimate_num_insns_1, estimate_num_insns): Use weights.
28433 * tree-inline.h (struct eni_weights_d): New.
28434 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28435 (estimate_num_insns): Declaration changed.
28436 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28437 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28438 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28440 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28442 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28443 relations in the conflict function is valid.
28445 2007-01-27 Ian Lance Taylor <iant@google.com>
28447 * common.opt: Add fstrict-overflow.
28448 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28449 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28450 (TYPE_OVERFLOW_UNDEFINED): Define.
28451 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28453 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28454 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28455 (fold_negate_expr): Likewise.
28456 (make_range): Likewise.
28457 (extract_muldiv_1): Likewise.
28458 (maybe_canonicalize_comparison): Likewise.
28459 (fold_comparison): Likewise.
28460 (fold_binary): Likewise.
28461 (tree_expr_nonnegative_p): Likewise.
28462 (tree_expr_nonzero_p): Likewise.
28463 * tree-vrp.c (compare_values): Likewise.
28464 (extract_range_from_binary_expr): Likewise.
28465 (extract_range_from_unary_expr): Likewise.
28466 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28468 (nowrap_type_p): Likewise.
28469 * tree-scalar-evolution.c (simple_iv): Likewise.
28470 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28471 (build_range_check): Likewise.
28472 (extract_muldiv_1): Likewise.
28473 (fold_comparison): Likewise.
28474 * tree-vrp.c (vrp_int_const_binop): Likewise.
28475 (extract_range_from_unary_expr): Likewise.
28476 * convert.c (convert_to_integer): Likewise.
28477 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28478 (fold_comparison): Likewise.
28479 (fold_binary): Likewise.
28480 * optabs.c (optab_for_tree_code): Likewise.
28481 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28482 * simplify-rtx.c (simplify_const_relational_operation): Check
28483 flag_strict_overflow and flag_trapv.
28484 (simplify_const_relational_operation): Likewise.
28485 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28486 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28489 2007-01-27 Roger Sayle <roger@eyesopen.com>
28491 * tree.c (tree_fold_gcd): Delete.
28492 * tree.h (tree_fold_gcd): Remove prototype.
28493 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28494 test whether one constant integer is a multiple of another. Instead
28495 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28496 * fold-const.c (multiple_of_p): We've determined both TOP and
28497 BOTTOM are integer constants so we can call int_const_binop directly
28498 instead of the more generic const_binop.
28500 2007-01-27 Roger Sayle <roger@eyesopen.com>
28502 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28503 1*X check that the constant hasn't overflowed, to preserve the
28505 (round_up): Provide an efficient implementation when rouding-up an
28506 INTEGER_CST to a power-of-two.
28508 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28510 * doc/sourcebuild.texi: Add comma for clarity.
28511 * doc/extend.texi: Fix some typos.
28512 * doc/passes.texi: Likewise.
28513 * doc/cppinternals.texi: Likewise.
28514 * doc/c-tree.texi: Likewise.
28515 * doc/tree-ssa.texi: Likewise.
28516 * doc/install.texi: Likewise.
28518 2007-01-27 Jan Hubicka <jh@suse.cz>
28520 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28521 (pass_sra): Do not require alias information.
28522 * passes.c (init_optimization_passes): Add SRA
28524 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28526 * tracer.c (rest_of_handle_tracer): We already cleaned
28527 up the CFG in tracer() so don't do it here again.
28528 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28529 cleanup_cfg here, either. And don't call renumber_insns.
28531 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28532 and BB_HEAD are in the insn stream here. Instead make sure
28533 that BB_INSN is valid on all insns. Also, do check here that
28534 there are no pending branch predictions...
28535 (rtl_verify_flow_info): ...instead of doing it here. Checks
28536 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28539 2007-01-26 Roger Sayle <roger@eyesopen.com>
28541 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28542 function to simplify/factorize operand order canonicalization.
28543 (ix86_fixup_binary_operands): Reorganize using the above function.
28544 (ix86_binary_operator_ok): Likewise.
28546 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28548 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28549 file scope from optimize_attrs.
28550 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28552 (optimize_attrs): Clear insn_code_values after freeing it.
28554 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28556 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28557 a parts.base assignment.
28559 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28561 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28562 (compute_subscript_distance, initialize_data_dependence_relation,
28563 finalize_ddr_dependent, analyze_ziv_subscript,
28564 analyze_siv_subscript_cst_affine,
28565 compute_overlap_steps_for_affine_univar,
28566 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28567 analyze_siv_subscript, analyze_miv_subscript,
28568 analyze_overlapping_iterations, subscript_dependence_tester_1,
28569 compute_self_dependence, free_dependence_relation): Work
28570 with affine_fn instead of chrecs.
28571 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28572 common_affine_function, affine_function_base,
28573 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28574 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28575 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28576 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28577 (all_chrecs_equal_p): Removed.
28578 * tree-data-ref.h (affine_fn, conflict_function): New types.
28579 (struct subscript): Change type of conflicting_iterations_in_a
28580 and conflicting_iterations_in_b.
28582 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28585 * config/pa/pa.h (TARGET_HPUX_11): New.
28586 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28587 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28589 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28590 Richard Guenther <rguenther@suse.de>
28592 * tree-ssa-structalias.c (solve_graph): Handle case
28593 we merged the variable to another.
28595 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28597 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28600 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28601 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28603 2007-01-25 DJ Delorie <dj@redhat.com>
28605 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28606 allow changes to modes which don't fit in those registers.
28608 * reload1.c (choose_reload_regs): Check for invalid subregs before
28609 computing their locations, not after.
28611 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28614 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28615 save Altivec registers in an eh_return function.
28616 (compute_vrsave_mask): Likewise.
28617 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28618 for saving Altivec registers.
28619 (rs6000_emit_prologue): Don't allocate stack twice in
28620 eh_return function. Correct expected value of altivec_save_offset
28621 when using save_world. Describe save of R0 to stack when using
28622 save_world. Describe stack pointer adjustment when using
28623 save_world. Remove duplicated eh_return parameter register saving.
28624 Update sp_offset variable after save_world.
28625 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28627 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28628 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28631 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28633 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28635 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28638 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28639 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28641 2007-01-25 Richard Guenther <rguenther@suse.de>
28643 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28644 * common.opt (-Wcoverage-mismatch): New warning option.
28645 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28646 if -Wcoverage-mismatch is given.
28648 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28650 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28651 (ipcp_driver): Change to static definition.
28652 Add dumping of the ifunctions.
28653 (constant_val_insert): Remove unused parameter. Support for SSA.
28654 (ipcp_propagate_const): Support for SSA.
28655 (ipcp_profile_bb_print): Print only analyzed nodes.
28656 (ipcp_replace_map_create): Remove support for Fortran constant
28658 * ipa-prop.c (ipa_method_modify_stmt,
28659 ipa_callsite_compute_param): Support for SSA.
28660 * ipa-prop.h (ipcp_driver): Remove declaration.
28661 (IS_VALID_TREE_MAP_INDEX): Add define.
28663 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28665 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28667 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28669 PR middle-end/30447
28670 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28671 constant argument to cabs and do it without checking for
28672 -funsafe-math-optimizations.
28674 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28676 * c-common.h (RID_FIRST_CXX0X): New.
28677 (RID_LAST_CXX0X): New.
28678 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28680 * c.opt (Wc++0x-compat): New.
28681 * doc/invoke.texi (-Wc++0x-compat): Document.
28683 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28685 * builtins.c (fold_builtin_carg): New.
28686 (fold_builtin_1): Use it.
28688 2007-01-24 Jan Hubicka <jh@suse.cz>
28690 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28692 * ipa-inline.c (initial_insns, max_insns): Delete.
28693 (compute_max_insns): New function.
28694 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28695 amount of insns as base for code growth.
28696 (cgraph_decide_inlining): Make initial_insns local; do not compute
28698 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28699 * doc/invoke.texi (inline-unit-growth): Update docs.
28701 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28703 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28704 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28705 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28706 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28707 for CPUs that have PTA_CX16 set.
28709 PR middle-end/27416
28710 * gimplify.c (omp_check_private): New function.
28711 (gimplify_scan_omp_clauses): Use it for
28712 firstprivate/lastprivate/reduction.
28714 PR middle-end/30494
28715 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28716 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28718 PR middle-end/30421
28719 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28720 If lower_lastprivate_clauses emits some statements, append them
28721 to dlist rather than body_p and to body_p append an initializer.
28722 (lower_omp_for): Adjust caller.
28724 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28726 * target.h (globalize_decl_name): New.
28727 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28728 * output.h (default_globalize_decl_name): New.
28729 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28731 (globalize_decl): Ditto.
28732 (default_globalize_decl_name): New.
28733 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28734 (ia64_handle_version_id_attribute): New.
28735 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28736 (ia64_asm_output_external): Use globalize_decl_name instead
28737 of globalize_label.
28738 * doc/extend.texi (version_id): New pragma.
28739 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28741 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28743 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28744 _uleb128_t and _Unwind_SWord with _sleb128_t.
28745 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28746 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28748 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28749 * unwind-pe.h (read_uleb128, read_sleb128,
28750 read_encoded_value_with_base): Likewise.
28751 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28753 2007-01-24 Richard Guenther <rguenther@suse.de>
28755 * builtins.c (expand_builtin_cexpi): Get the fndecl
28756 for cexp in the correct way.
28758 2007-01-24 Jan Hubicka <jh@suse.cz>
28760 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28763 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28765 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28766 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28767 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28768 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28769 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28770 __SIZEOF_PTRDIFF_T__.
28771 * doc/cpp.texi: Documentation for the new builtin macros added.
28773 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28775 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28776 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28777 instead of operands[2] to avoid access past the end of array.
28779 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28781 * reload1.c (emit_reload_insns): Pass the reload register
28782 for a non-spill output reload through forget_old_reloads_1.
28784 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28786 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28787 _SOFT_DOUBLE if doubles use software floating-point.
28788 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28789 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28790 * config/rs6000/darwin-ldouble.c: Also compile functions for
28791 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28792 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28793 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28794 commented-out long double override.
28795 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28796 * config/rs6000/eabispe.h: Likewise.
28797 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28798 long double for non-SPE.
28799 (rs6000_handle_option): Likewise.
28800 (invalid_e500_subreg): Disallow more subregs involding DImode,
28801 DFmode, TImode or TFmode.
28802 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28804 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28806 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28807 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28809 (rs6000_legitimate_address): Also check for TFmode for E500
28811 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28812 (spe_build_register_parallel): Handle TFmode and TCmode.
28813 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28815 (function_arg): Handle TFmode and TCmode for E500 double.
28816 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28818 (print_operand): Handle TFmode and TImode for %y.
28819 (rs6000_generate_compare): Handle TFmode comparisons for E500
28821 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28822 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28823 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28824 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28825 TFmode for E500 double.
28826 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28827 (floatsidf2): Enable for E500 double.
28828 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28829 (extenddftf2): Change to extenddftf2_fprs.
28830 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28831 depending on TARGET_E500_DOUBLE.
28832 (extendsftf2): Enable for E500 double.
28833 (trunctfdf2): Enable for E500 double.
28834 (trunctfsf2): Change to trunctfsf2_fprs.
28835 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28836 depending on TARGET_E500_DOUBLE.
28837 (floatsitf2): Enable for E500 double.
28838 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28839 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28840 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28841 (negtf2): Change to negtf2_internal.
28842 (negtf2): New expander.
28843 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28844 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28845 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28846 (movdi_internal32): Use rs6000_nonimmediate_operand.
28847 (unnamed splitter): Likewise.
28848 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28849 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28850 (SPE64TF, DITI): New mode macros.
28851 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28854 (frob_<mode>_di_2): New.
28855 (frob_tf_di_8_2): New.
28856 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28858 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28860 (frob_ti_<mode>_8_2): New.
28861 (frob_ti_tf_2): New.
28862 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28863 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28865 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28866 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28867 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28868 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28869 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28870 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28873 2007-01-23 Ian Lance Taylor <iant@google.com>
28875 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28877 (OBJS-archive): Reformat, alphabetize.
28878 (OBJS): Change out_object_file to OBJS-md.
28880 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28882 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28883 JUMP_P and CALL_P predicates where applicable.
28884 * config/i386/i386.c: Ditto.
28885 * config/i386/i386.md: Ditto.
28886 * config/i386/mmx.md: Ditto.
28887 * config/i386/predicates.md: Ditto.
28889 2007-01-22 Andreas Schwab <schwab@suse.de>
28891 * config/m68k/m68k.h: Fix comment.
28893 2007-01-22 Jan Hubicka <jh@suse.cz>
28895 * passes.c (init_optimization_passes): Do not rerun
28896 pass_early_warn_uninitialized.
28898 2007-01-22 Richard Guenther <rguenther@suse.de>
28900 PR tree-optimization/30038
28901 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28903 (execute_cse_sincos_1): Likewise.
28904 (execute_cse_sincos): Likewise.
28905 (gate_cse_sincos): Likewise.
28906 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28907 the cexpi() canonicalization of sincos().
28908 * tree-pass.h (pass_cse_sincos): Declare.
28909 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28911 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28913 PR rtl-optimization/29329
28914 * combine.c (replaced_rhs_insn): Rename to i2mod.
28915 (replaced_rhs_value): Rename to i2mod_new_rhs.
28916 (i2mod_old_rhs): New global variable.
28917 (combine_instructions): Adjust for above change. Save a copy of
28918 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28919 note are substituted in the second instruction.
28920 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28921 ditch the note if it pertains to the second eliminated register
28922 and this register is mentioned in i2mod_old_rhs.
28925 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28927 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28928 the insn to which the note was originally attached.
28930 2007-01-21 Jan Hubicka <jh@suse.cz>
28932 * ipa-inline.c (inlining_mode): Comment, move up.
28933 (cgraph_decide_inlining_incrementally): Do not perform inlining
28934 itself; fix handling of flattening of self recursive functions.
28935 (cgraph_find_cycles): Remove.
28936 (cgraph_flatten_node): Remove.
28937 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28938 (try_inline): New function.
28939 (cgraph_early_inlining): Update call of
28940 cgraph_decide_inlining_incrementally. Apply inlining here.
28941 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28943 2007-01-21 Dirk Mueller <dmueller@suse.de>
28946 * tree-vrp.c (check_array_bounds): do not warn
28947 about ADDR_EXPR's of ARRAY_REF's which are immediately
28948 used in binary expressions.
28950 2007-01-21 Ira Rosen <irar@il.ibm.com>
28952 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28953 read_write_dep and macros for its access.
28954 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28955 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28956 argument, call vect_check_interleaving for every independent pair of
28957 data-refs. Mark loads that access the same memory location as a store
28959 (vect_check_dependences): Remove.
28960 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28961 call, fix the call to vect_analyze_data_ref_dependence.
28962 (vect_analyze_data_ref_access): For statements that access the same
28963 data-ref, check that they are not stores; for loads, check that there
28964 is no store that access the same location.
28966 2007-01-20 Roger Sayle <roger@eyesopen.com>
28967 Joseph Myers <joseph@codesourcery.com>
28969 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28970 (-fdump-rtl-stack): Likewise.
28971 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28972 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28973 (-mpt-fixed): Use @minus{} for minus sign.
28974 (Using Precompiled Headers): Fix under/overfull hbox.
28976 2007-01-20 Jan Hubicka <jh@suse.cz>
28978 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28979 place within annotation.
28981 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28983 * pa.c (output_move_double): Change array size of xoperands to 4.
28985 2007-01-20 Jan Hubicka <jh@suse.cz>
28987 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28990 2007-01-19 Ian Lance Taylor <iant@google.com>
28992 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28993 constant to unsigned HOST_WIDE_INT before negating.
28995 2007-01-19 Ian Lance Taylor <iant@google.com>
28997 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28999 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29000 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29001 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29002 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29003 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29004 (realloc_vdef, realloc_vuse): Change second parameter to
29006 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29007 fields to unsigned.
29008 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29009 unsigned. Change x and lim locals to unsigned.
29010 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29012 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29013 (copy_virtual_operands): Change i and n locals to unsigned.
29015 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29017 PR middle-end/29335
29018 * builtins.c (fold_builtin_1): Handle builtin fdim.
29020 2007-01-20 Jan Hubicka <jh@suse.cz>
29022 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29023 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29024 init_alias_heapvars.
29025 (init_alias_heapvars): Initialize only when not already initialized.
29026 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29028 2007-01-19 Roger Sayle <roger@eyesopen.com>
29030 * common.opt (fsigned-zeros): New command line option.
29031 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29032 of flag_unsafe_math_optimizations.
29033 * opts.c (set_fast_math_flags): The -ffast-math command line option
29034 implies -fno-signed-zeros.
29035 (fast_math_flags_set_p): Likewise.
29037 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29038 the documentation of -ffast-math appropriately. Wrap long lines.
29040 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29042 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29043 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29045 2007-01-19 Tomas Bily <tbily@suse.cz>
29047 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29049 (tree_init_ic_make_global_vars): New function
29050 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29051 (tree_gen_ic_profiler): New function
29052 (tree_gen_ic_func_profiler): New function
29053 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29054 (tree_profile_hooks): Added hook for indirec/virtual calls
29055 * value-prof.c (tree_find_values_to_profile): New case for
29057 (tree_values_to_profile): Call for determining indirect/virtual
29059 (tree_indirect_call_to_profile): New function
29060 (tree_ic_transform): New function
29061 (tree_ic): New function
29062 (find_func_by_pid): New function
29063 (init_pid_map): New function
29064 (tree_value_profile_transformations): Added check for
29065 indirect/virtual call transformation
29066 * value-prof.h (enum hist_type): New counter type for
29067 indirect/virtual calls
29068 (profile_hooks): Added new hook for profiling indirect/virtual
29070 * profile.c (instrument_values): New case for indirect/virtual
29072 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29073 (GCOV_COUNTER_V_INDIR): New counter type
29074 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29075 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29077 * cgraph.c: Definition of cgraph_max_pid
29078 (cgraph_create_node): Default init of pid attribute
29079 * cgraph.h: Declaration of cgraph_max_pid
29080 (struct cgraph_node): Added pid attribute
29081 * libgcov.c (__gcov_indirect_call_profiler): New function
29082 (__gcov_one_value_profiler_body): New function
29083 (__gcov_one_value_profiler): Body was moved to
29084 __gcov_one_value_profiler_body and calls it
29086 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29088 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29089 * gengtype.c (write_types_data, write_func_for_structure,
29090 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29091 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29092 (walk_type, write_func_for_structure): Generate the mark_hook if
29095 2007-01-19 Jan Hubicka <jh@suse.cz>
29097 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29098 'early' argument take inlining mode argument specifying whether to
29099 inline for size/speeed or all functions; add support for flattening;
29101 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29103 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29106 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29107 the name of the declared identifier.
29109 2007-01-19 Dirk Mueller <dmueller@suse.de>
29111 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29112 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29113 duplicate evaluation.
29115 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29117 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29118 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29119 to XFMode, use acosxf2 and truncate result to requested mode.
29120 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29121 (asin<mode>2): Similarly, with asin expanders.
29122 (*fscalexf4_i387): Rename from *fscalexf4.
29123 (expNcorexf3): New expander.
29124 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29125 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29126 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29127 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29128 patterns for SSE math.
29129 (exp10<mode>2): Similarly, with exp10 expanders.
29130 (exp2<mode>2): Similarly, with exp2 expanders.
29131 (expm1<mode>2): Similarly, with expm1 expanders.
29132 (ldexp<mode>3): Similarly, with ldexp expanders.
29133 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29134 Use gen_truncxf<mode>2_i387_noop to truncate result.
29136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29138 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29139 for ColdFire targets.
29141 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29142 Richard Sandiford <richard@codesourcery.com>
29144 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29145 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29146 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29147 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29148 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29149 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29151 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29153 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29154 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29155 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29156 (*adddi_dilshr32_cf): New pattern.
29157 (adddi3, subdi3): Remove first alternatives.
29159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29161 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29162 implemented using move.l, do not use its cc result for floating-point
29165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29167 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29168 from accepting 's' constraints if flag_pic.
29170 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29172 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29173 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29174 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29175 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29177 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29179 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29180 ColdFire alternatives.
29181 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29182 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29183 architectures that support ff1 instruction.
29185 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29186 Julian Brown <julian@codesourcery.com>
29188 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29189 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29190 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29193 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29195 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29197 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29198 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29199 HOST_WIDE_INT instead of an rtx.
29200 (m68k_rtx_costs): Update call accordingly.
29201 (output_move_const_into_data_reg): Likewise. Fix formatting.
29202 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29204 (output_move_simode_const): Update calls after above changes.
29205 Rework to use automatic variables and predicates like MEM_P.
29206 * config/m68k/m68k.md (pushexthisi_const): Update call to
29209 2007-01-19 Dirk Mueller <dmueller@suse.de>
29211 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29212 in dump_flags test.
29214 2007-01-19 Richard Guenther <rguenther@suse.de>
29216 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29217 via cexp in case sincos is not available.
29219 2007-01-19 Richard Guenther <rguenther@suse.de>
29221 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29222 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29223 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29224 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29225 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29226 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29227 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29228 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29230 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29232 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29234 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29235 (atan2xf3): Directly generate RTL pattern.
29236 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29237 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29238 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29239 disable patterns for SSE math.
29240 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29241 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29242 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29243 disable patterns for SSE math.
29245 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29247 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29249 2007-01-18 Roger Sayle <roger@eyesopen.com>
29251 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29252 VIEW_CONVERT_EXPR to the same type as it's operand.
29254 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29256 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29257 configured for long double 128.
29259 2007-01-18 Mike Stump <mrs@apple.com>
29261 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29264 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29266 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29269 2007-01-18 Jan Hubicka <jh@suse.cz>
29271 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29272 greater than NUM_VOP_FREE_BUCKETS.
29274 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29276 * tree-ssa-structalias.c: Update comments.
29277 (ptabitmap_obstack): Removed.
29278 (pta_obstack): New.
29279 (oldpta_obstack): Ditto.
29280 (stats): Add a few members.
29281 (struct variable_info): Remove node, complex, address_taken, and
29282 indirect_target members. Add oldsolution member.
29283 (new_var_info): Do not initialize removed members.
29284 (constraint_expr_type): Remove INCLUDES.
29285 (constraint_graph): Add size, implicit_preds, rep,
29286 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29287 (FIRST_REF_NODE): New macro.
29288 (LAST_REF_NODE): Ditto.
29289 (FIRST_ADDR_NODE): Ditto.
29290 (find): New function.
29292 (dump_constraint): Do not handle INCLUDES.
29293 (insert_into_complex): Do not insert duplicate constraints.
29294 (condense_varmap_nodes): Renamed and rewritten into ...
29295 (merge_node_constraints): This. Also fix bug in handling of
29296 offseted copy constraints.
29297 (clear_edges_for_node): No longer need to deal with preds at all,
29298 or removing associated preds/succs.
29299 (merge_graph_nodes): Deal with indirect_cycles.
29300 Don't deal with predecessors.
29301 (add_implicit_graph_edge): New function.
29302 (add_pred_graph_edge): Ditto.
29303 (add_graph_edge): Don't deal with predecessors.
29304 (build_constraint_graph): Removed.
29305 (build_pred_graph): New function.
29306 (build_succ_graph): Ditto.
29307 (struct scc_info): Removed in_component. Added roots, dfs, and
29308 node_mapping. Remove visited_index, unification_queue.
29309 (scc_visit): Deal with union-find we do now.
29310 Deal with cycles with REF nodes.
29311 (collapse_nodes): Renamed and rewritten to ...
29312 (unify_nodes): This.
29313 (process_unification_queue): Removed.
29314 (topo_visit): Cleanup
29315 (do_da_constraint): Use find.
29316 (do_sd_constraint): Ditto.
29317 (do_ds_constraint): Ditto.
29318 (do_complex_constraint): Ditto.
29319 (init_scc_info): Update for removed and added members.
29320 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29321 (find_indirect_cycles): This.
29322 (equivalence_class): New variable.
29323 (label_visit): New function.
29324 (perform_variable_substitution): Rewritten.
29325 (free_var_substitution_info): New function.
29326 (find_equivalent_node): Ditto.
29327 (move_complex_constraints): Ditto.
29328 (eliminate_indirect_cycles): Ditto.
29329 (solve_graph): Only propagate changed bits.
29330 Use indirect cycle elimination.
29332 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29333 (tree_id_eq): Renamed to ...
29334 (tree_vi_eq): This. Update for member change
29335 (insert_id_for_tree): Renamed and rewritten to ...
29336 (insert_vi_for_tree): This.
29337 (lookup_id_for_tree): Renamed and rewritten to ...
29338 (lookup_vi_for_tree): This.
29339 (get_id_for_tree): Renamed and rewritten to ...
29340 (get_vi_for_tree): Ditto.
29341 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29342 (process_constraint): Don't handle INCLUDES.
29343 Remove special ADDRESSOF case.
29344 (find_func_aliases): Rewrite to use vi functions instead of id
29346 (create_function_info_for): Ditto.
29347 (create_variable_info_for): Ditto.
29348 (intra_create_variable_infos): Ditto.
29349 (merge_smts_into): Ditto.
29350 (find_what_p_points_to): Ditto.
29351 (init_base_vars): Ditto.
29352 (init_alias_vars): Ditto.
29353 (remove_preds_and_fake_succs): New function.
29354 (dump_sa_points_to_info): Dump new stats.
29355 (dump_solution_for_var): Use find.
29356 (set_used_smts): Fix formatting.
29357 (compute_points_to_sets): Updated for new functions.
29358 (ipa_pta_execute): Ditto.
29360 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29361 Richard Sandiford <richard@codesourcery.com>
29363 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29365 * calls.c (expand_call): If the return value is a PARALLEL,
29366 extract its first member.
29367 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29368 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29369 use FUNCTION_EXTRA_EPILOGUE.
29370 (m68k_function_value): Return a PARALLEL if the return value
29371 is of a pointer type.
29372 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29373 (FUNCTION_EXTRA_EPILOGUE): Remove.
29374 * config/m68k/m68k.md (D0_REG): New constant.
29376 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29378 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29379 output a NOP for empty epilogues.
29381 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29383 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29384 before function. Extend register save check to include all
29385 registers, not just integer ones.
29387 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29389 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29390 (m68k_use_return_insn): ...this.
29391 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29392 * config/m68k/m68k.c (use_return_insn): Rename to...
29393 (m68k_use_return_insn): ...this.
29394 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29395 of USE_RETURN_INSN.
29397 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29399 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29400 nearest even, fix denormal rounding overflow.
29402 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29404 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29405 f%$smove and f%$move.
29406 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29407 (extendsfdf2_cf): Use fdmove instead of f%&move.
29408 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29409 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29413 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29416 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29418 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29419 (coldfire_single_format): Declare.
29420 (coldfire_double_format): Likewise.
29421 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29422 of qnan_msb_set to determine the lower bits of a canonical
29424 (encode_ieee_double): Likewise.
29425 (encode_ieee_quad): Likewise.
29426 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29427 (mips_single_format): Likewise.
29428 (ieee_double_format): Likewise.
29429 (mips_double_format): Likewise.
29430 (ieee_extended_motorola_format): Likewise.
29431 (ieee_extended_intel_96_format): Likewise.
29432 (ieee_extended_intel_128_format): Likewise.
29433 (ieee_extended_intel_96_round_53_format): Likewise.
29434 (ibm_extended_format): Likewise.
29435 (mips_extended_format): Likewise.
29436 (ieee_quad_format): Likewise.
29437 (mips_quad_format): Likewise.
29438 (vax_f_format): Likewise.
29439 (vax_d_format): Likewise.
29440 (vax_g_format): Likewise.
29441 (i370_single_format): Likewise.
29442 (i370_double_format): Likewise.
29443 (decimal_single_format): Likewise.
29444 (decimal_double_format): Likewise.
29445 (decimal_quad_format): Likewise.
29446 (c4x_single_format): Likewise.
29447 (c4x_extended_format): Likewise.
29448 (real_internal_format): Likewise.
29449 (coldfire_single_format): New real_format.
29450 (coldfire_double_format): Likewise.
29451 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29452 canonical_nan_lsbs_set.
29453 (pdp11_d_format): Likewise.
29454 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29455 if TARGET_COLDFIRE_CPU.
29457 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29459 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29460 (output_call, m68k_legitimize_call_address): Declare.
29461 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29462 parenthesees. Add support for a 'W' constraint.
29463 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29464 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29465 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29466 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29468 (override_options): Initialize them. Do not set flag_no_function_cse
29469 for TARGET_ID_SHARED_LIBRARY.
29470 (m68k_output_pic_call): Delete.
29471 (m68k_legitimize_call_address): New function.
29472 (print_operand): Remove the %o prefix. Handle the %p prefix.
29473 (output_call): New function.
29474 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29475 target address from the GOT if symbolic jumps are not allowed.
29476 * config/m68k/m68k.md (call, general_operand): Do not set
29477 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29478 Merge separate flag_pic and !flag_pic define_insns into...
29479 (*call, *call_value): ...these new patterns. Match the address
29480 rather than the containing MEM and require it to be a call_operand.
29481 Use output_call to generate the asm template.
29482 * config/m68k/predicates.md (const_call_operand): New predicate.
29483 (call_operand): Likewise.
29485 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29487 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29488 (STACK_GROWS_DOWNWARD): Define to 1.
29489 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29490 comments, emphasizing that these values are only defaults.
29491 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29492 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29496 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29498 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29499 Richard Sandiford <richard@codesourcery.com>
29501 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29502 (FP_REGNO_P): New macros.
29503 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29504 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29505 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29506 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29508 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29510 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29511 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29513 * config/m68k/t-floatlib: New file, extracting common code from...
29514 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29515 * config/m68k/t-uclinux: Here.
29516 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29517 routines on ColdFire targets.
29519 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29521 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29522 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29523 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29524 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29525 explicitly set MOTOROLA to 1.
29526 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29528 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29529 Nathan Sidwell <nathan@codesourcery.com>
29531 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29532 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29533 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29534 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29535 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29536 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29537 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29538 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29539 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29540 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29541 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29542 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29543 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29544 (DBX_REGISTER_NUMBER): Delete.
29545 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29546 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29547 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29551 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29552 * config/flat.h: New file.
29553 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29554 OBJECT_FORMAT_FLAT.
29555 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29556 indirect references for -msep-data or -mid-shared-library.
29557 Do not use PC-relative code addresses either.
29558 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29560 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29561 for shared libraries and crt1.o for executables. Use crti.o and
29563 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29564 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29565 Do not add -elf2flt or -shared-lib-id options here.
29566 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29567 Pass -shared-lib-id if -mid-shared-library, taking the library
29568 identifier from -mshared-library-id if given, otherwise
29570 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29571 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29572 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29573 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29574 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29575 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29577 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29578 jump sequence for ISA A and ISA A+.
29579 (PICJUMP): Likewise.
29581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29583 * config.gcc (m68k-*-uclinux*): Base the port on the common
29584 and m68k GNU/Linux files rather than on the generic ELF ones.
29585 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29586 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29588 2007-01-18 Julian Brown <julian@codesourcery.com>
29589 Richard Sandiford <richard@codesourcery.com>
29591 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29592 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29593 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29595 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29596 80 unconditionally.
29597 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29599 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29601 * doc/install.texi: Document m68k-uclinuxoldabi.
29602 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29603 * config/m68k/uclinux-oldabi.h: New file, copied from
29604 config/m68k/uclinux.h.
29606 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29608 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29609 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29610 (m32r_compute_frame_size): Use unsigned for regno.
29611 (m32r_reload_lr): Use gen_frame_mem.
29613 (m32r_output_function_epilogue): Don't output the function epilogue
29615 (m32r_expand_epilogue): New.
29616 (direct_return): Return false if the function has the interrupt
29618 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29619 * config/m32r/m32r.md (epilogue): New expander.
29620 (return_lr, return_rte): New insns.
29621 (return): Make it expander.
29622 (return_normal): New expander.
29624 2007-01-18 Josh Conner <jconner@apple.com>
29627 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29628 support for UNLE, UNLT, UNGE, and UNGT.
29630 2007-01-18 Jan Hubicka <jh@suse.cz>
29632 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29633 * tree-tailcall (add_virtual_phis): Likewise.
29634 (optimize_tail_call): Return TODOs.
29635 (execute_tail_calls): Return TODOs.
29636 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29637 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29639 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29640 Cleanup cfg using TODO.
29641 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29642 * passes.c (execute_function_todo): When cleanup did something, remove
29644 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29645 (make_edges): Don't cleanup_cfg.
29647 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29649 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29650 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29651 operate on the top of stack.
29652 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29653 register handling of instructions that output to the second
29655 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29656 (move_for_stack_reg): Special-case check for dead destination
29657 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29659 * config/i386/i386.md (UNSPEC_TAN): New constant.
29660 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29661 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29662 to correctly model move of constant 1.0 to top stack slot.
29663 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29664 (unnamed peephole2 pattern): Remove corresponding peephole2
29665 pattern that optimizes tan insn and loading of constant 1.0.
29666 (tanxf2): Use fptanxf4_i387.
29667 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29668 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29669 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29670 disable patterns for SSE math.
29671 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29672 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29674 2007-01-18 Dirk Mueller <dmueller@suse.de>
29675 Richard Guenther <rguenther@suse.de>
29678 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29679 * common.opt (Warray-bounds): Add new warning option.
29680 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29682 * Makefile.in: make tree-vrp.o depend on toplev.h
29683 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29685 (check_array_refs, check_array_bounds, check_array_ref): New.
29687 2007-01-18 Jan Hubicka <jh@suse.cz>
29689 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29690 (execute_ssa_ccp): Return flags conditionally.
29691 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29693 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29695 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29697 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29698 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29700 * Makefile.c (GTFILES): Add cfglayout.h.
29701 * gengtype.c (open_base_files): Likewise.
29702 * cfglayout.c (cfg_layout_function_footer,
29703 cfg_layout_function_header) Reindent to make gengtype happy.
29704 * cfglayout.h (cfg_layout_function_footer,
29705 cfg_layout_function_header): Add GTY(()) marker.
29707 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29709 2007-01-18 Ben Elliston <bje@au.ibm.com>
29711 * genautomata.c (write_automata): Include xstrerror output in the
29712 error message if writing the DFA description file fails.
29714 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29716 * config/mips/mips-protos.h (mips_output_external): Make it
29718 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29719 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29720 (extern_list): Likewise.
29721 (extern_head): Likewise.
29722 (TARGET_ASM_FILE_END): Likewise.
29723 (mips_file_end): Likewise.
29724 (mips_output_external): Rewritten.
29726 2007-01-18 Ben Elliston <bje@au.ibm.com>
29728 * genpreds.c (write_insn_preds_c): Only write out the function
29729 body for regclass_for_constraint if we have register constraints.
29731 2007-01-17 Tom Tromey <tromey@redhat.com>
29733 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29734 * doc/install.texi (Testing): Use sourceware.org.
29735 (Binaries): Likewise.
29736 (Specific): Likewise.
29737 * doc/contrib.texi (Contributors): Use sourceware.org.
29739 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29741 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29742 (AVR_ENHANCED): Rename to ...
29743 (AVR_HAVE_MUL): ... new.
29744 (avr_enhanced_p): Rename to ...
29745 (avr_have_mul_p): ... new.
29746 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29747 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29748 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29749 (avr_have_mul_p): ... new.
29750 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29751 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29752 'avr_enhanced_p' and 'enhanced'.
29753 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29754 AVR_HAVE_MUL instead of AVR_ENHANCED.
29755 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29756 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29757 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29758 instead of AVR_ENHANCED.
29759 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29760 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29761 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29763 2007-01-17 Ian Lance Taylor <iant@google.com>
29765 * vec.h (VEC_reserve_exact): Define.
29766 (vec_gc_p_reserve_exact): Declare.
29767 (vec_gc_o_reserve_exact): Declare.
29768 (vec_heap_p_reserve_exact): Declare.
29769 (vec_heap_o_reserve_exact): Declare.
29770 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29772 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29773 negative parameter.
29774 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29775 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29776 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29777 * vec.c (calculate_allocation): Add exact parameter. Change all
29779 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29780 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29781 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29782 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29783 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29784 (vec_heap_p_reserve_exact): New function.
29785 (vec_heap_o_reserve_exact): New function.
29787 2007-01-17 Jan Hubicka <jh@suse.cz>
29789 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29791 2007-01-17 Eric Christopher <echristo@apple.com>
29793 * config.gcc: Support core2 processor.
29795 2007-01-16 Jan Hubicka <jh@suse.cz>
29797 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29798 the names, just unlink the chain so we don't crash on dangling
29802 2007-01-16 Jan Hubicka <jh@suse.cz>
29804 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29805 * tree-pass.h: Reorder to make IPA passes appear toegher.
29806 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29808 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29809 parameters, do not call early inliner.
29810 * ipa-inline.c: Update comments. Include tree-flow.h
29811 (cgraph_decide_inlining): Do not compute inlining parameters.
29812 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29813 be called with function context set up.
29814 (pass_ipa_inline): Remove unreachable functions before pass.
29815 (cgraph_early_inlining): Simplify assuming to be called from the
29817 (pass_early_inline): New pass.
29818 (cgraph_gate_ipa_early_inlining): New gate.
29819 (pass_ipa_early_inline): Turn into simple wrapper.
29820 (compute_inline_parameters): New function.
29821 (gate_inline_passes): New gate.
29822 (pass_inline_parameters): New pass.
29823 (apply_inline): Move here from tree-optimize.c
29824 (pass_apply_inline): New pass.
29825 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29827 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29828 doing them by hand.
29829 (tree_function_versioning): Do not allocate dummy struct function.
29830 * tree-inline.h (optimize_inline_calls): Update prototype.
29831 * tree-optimize.c (execute_fixup_cfg): Export.
29832 (pass_fixup_cfg): Remove
29833 (tree_rest_of_compilation): Do not apply inlines.
29834 * tree-flow.h (execute_fixup_cfg): Declare.
29835 * Makefile.in (gt-passes.c): New.
29836 * passes.c: Include gt-passes.h
29837 (init_optimization_passes): New passes.
29838 (nnodes, order): New static vars.
29839 (do_per_function_toporder): New function.
29840 (execute_one_pass): Dump current pass here.
29841 (execute_ipa_pass_list): Don't dump current pass here.
29843 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29845 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29846 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29848 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29850 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29851 (strong_alias): Define.
29852 (__gcc_qmul): Provide non-FMA for soft-float.
29853 (__gcc_qdiv): Same.
29858 (__gcc_qunord): New.
29868 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29869 soft-float functions.
29870 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29871 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29872 about long double soft float.
29874 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29875 Tehila Meyzels <tehila@il.ibm.com>
29877 * tree-vectorizer.h (is_pattern_stmt_p): New.
29878 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29879 formatting (tabs instead of spaces). Cleanup and clarify setting
29880 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29881 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29882 (vectorizable_type_demotion): Check that types are integral.
29883 (vectorizable_type_promotion): Likewise.
29884 (vectorizable_store): Fix typo. Eliminate new-line at end of
29887 2007-01-16 Jan Hubicka <jh@suse.cz>
29889 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29892 2007-01-15 Eric Christopher <echristo@apple.com>
29894 * ifcvt.c: Include vec.h, vecprim.h.
29895 (check_cond_move_block): New argument regs.
29896 Reorganize. Add registers used to regs.
29897 (cond_move_process_if_block): Use regs set above as
29900 2007-01-15 Eric Christopher <echristo@apple.com>
29902 * config/darwin.h: Update copyright.
29903 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29904 (LINK_COMMAND_SPEC): Add -u.
29905 (LINK_SPEC): Fix umbrella for above.
29907 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29909 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29912 2007-01-15 Tom Tromey <tromey@redhat.com>
29914 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29915 * doc/install.texi (Testing): Don't mention jacks.
29916 (Configuration): Document --enable-java-maintainer-mode. Move
29917 --with-java-home to libgcj-specific section. Document
29919 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29921 2007-01-15 Jan Hubicka <jh@suse.cz>
29923 * tree-ssa-dce.c (DCE_TODOs): New.
29924 (propagate_necessity): Return if something changed.
29925 (eliminate_unnecessary_stmts): Likewise.
29926 (perform_tree_ssa_dce): Return TODO flags when needed.
29927 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29929 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29931 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29932 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29933 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29934 patterns using X87MODEF12 mode macro. Extend operand 1
29935 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29936 (log10<mode>2): Ditto.
29937 (log2<mode>2): Ditto.
29938 (log1p<mode>2): Ditto.
29939 (logb<mode>2): Ditto.
29940 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29941 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29942 (*fxtractxf3_i387): Rename from *fxtractxf3.
29943 (fxtract_extend<mode>xf3_i387): New insn pattern.
29944 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29945 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29946 and gen_fyl2xxf3_i387().
29948 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29950 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29951 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29952 get_loop_exit_edges. Changed return type to bool.
29953 * cfgloop.h (fix_loop_placement): Declaration removed.
29955 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29957 * param.h (MIN_VECT_LOOP_BOUND): New.
29958 * params.def (MIN_VECT_LOOP_BOUND): New.
29959 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29960 argument - minimum threshold for number of iterations.
29961 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29962 argument to declaration.
29963 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29964 MIN_VECT_LOOP_BOUND.
29965 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29966 slpeel_tree_peel_loop_to_edge with additional argument.
29967 (vect_do_peeling_for_alignment): Likewise.
29968 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29970 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29973 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29974 operands of size 1.
29976 2007-01-14 Jan Hubicka <jh@suse.cz>
29978 * tree-dfa.c (remove_referenced_var): New function.
29979 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29980 prune referenced vars list too.
29981 * tree-flow.h (remove_referenced_var): Declare.
29983 2007-01-14 Jan Hubicka <jh@suse.cz>
29985 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29987 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29988 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29989 * except.h (verify_eh_throw_table_statements): Kill prototype.
29990 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29991 into call exrepssions.
29992 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29994 * tree-cfg.c: Include pointer-set.h.
29995 (verify_node_sharing): Work on pointer set.
29996 (verify_eh_throw_stmt_node): New.
29997 (verify_stmts): Use pointers sets, verify throw_stmt.
29999 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30001 * ipa-reference.c (analyze_function): Consider also addresses taken
30004 2007-01-12 Roger Sayle <roger@eyesopen.com>
30006 * c-typeck.c (null_pointer_constant_p): Replace use of
30007 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30008 (build_c_cast): Likewise.
30010 2007-01-12 Roger Sayle <roger@eyesopen.com>
30012 * tree.h (force_fit_type_double): Remove unused final argument.
30013 * c-common.c (constant_expression_warning): Replace use of
30014 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30015 (convert_and_check): Likewise.
30016 (shorten_compare): Update call to force_fit_type_double.
30017 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30018 * convert.c (convert_to_pointer): Update call to
30019 force_fit_type_double.
30020 * fold-const.c (force_fit_type_double): Remove overflowed_const
30022 (int_const_binop, fold_convert_const_int_from_int,
30023 fold_convert_const_int_from_real, fold_div_compare,
30024 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30025 fold_abs_const, fold_not_const): Remove the final argument from
30026 calls to force_fit_type_double.
30028 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30030 * configure.ac: Set insn to "nop" for spu-*-* also.
30031 * configure: Regenerate.
30033 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30035 * builtins.def : Add BUILT_IN_FREE.
30037 2007-01-12 Jan Hubicka <jh@suse.cz>
30039 PR tree-optimization/30443
30040 * tree-inline.c (tree_function_versioning): Do not optimize when
30041 cloning for inlining.
30043 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30045 * doc/loop.texi: Document recording of loop exits.
30046 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30047 (update_single_exits_after_duplication,
30048 update_single_exit_for_duplicated_loop,
30049 update_single_exit_for_duplicated_loops): Removed.
30050 (duplicate_loop_to_header_edge): Do not call
30051 update_single_exits_after_duplication and
30052 update_single_exit_for_duplicated_loops.
30053 (loop_version): Do not update single_exit information.
30054 (fix_loop_structure): Use record_loop_exits instead of
30055 mark_single_exit_loops.
30056 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30057 the lists of loop exits.
30058 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30059 split_edge, merge_blocks): Update the lists of loop exits.
30060 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30061 loop_optimizer_init.
30062 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30063 of mark_single_exit_loops.
30064 (loop_optimizer_finalize): Call release_recorded_exits.
30065 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30066 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30067 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30068 update single exit information.
30069 * lambda-code.c (perfect_nestify): Ditto.
30070 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30071 (mark_single_exit_loops): Removed.
30072 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30073 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30074 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30076 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30077 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30078 (verify_loop_structure): Verify consistency of the exit lists.
30079 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30080 (set_single_exit): Removed.
30081 * cfgloop.h (struct loop_exit): New function.
30082 (struct loop): single_exit_ field replaced by exits field.
30083 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30084 LOOPS_HAVE_RECORDED_EXITS.
30085 (struct loops): Added exits hash.
30086 (mark_single_exit_loops, set_single_exit): Declaration removed.
30087 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30089 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30091 * doc/invoke.texi: Avoid use of @headitem.
30093 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30095 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30097 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30099 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30102 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30103 Richard Sandiford <richard@codesourcery.com>
30105 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30106 * config/m68k/m68k.opt: Resort options.
30107 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30109 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30110 Richard Sandiford <richard@codesourcery.com>
30112 * doc/invoke.texi: Document the macros that are defined by
30113 m68k's -mtune and -mhard-float options.
30114 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30115 (m68k_cpp_cpu_family): Likewise.
30116 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30117 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30118 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30119 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30120 (m68k_cpp_cpu_family): Likewise.
30122 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30124 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30125 macros besides mc68000 as tuning macros. Use a switch statement
30126 to set them and mcpu32.
30128 2007-01-12 Julian Brown <julian@codesourcery.com>
30130 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30131 (TARGET_68040_ONLY): Rename to...
30132 (TARGET_68040): ...this.
30133 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30134 * config/m68k/m68k.md: Likewise.
30136 2007-01-12 Julian Brown <julian@codesourcery.com>
30137 Nathan Sidwell <nathan@codesourcery.com>
30138 Richard Sandiford <richard@codesourcery.com>
30140 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30141 the -mcpu= argument associated with the --with-cpu setting.
30142 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30143 if different from the one implied by the -mcpu setting.
30144 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30145 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30146 * doc/invoke.texi: Mention ColdFire in the introduction to the
30147 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30148 -mno-div and -mhard-float options. Make -m68881 a synonym for
30149 -mhard-float. Document the previously-undocumented -m5206e,
30150 -m528x, -m5307 and -m5407 options. Tweak the existing option
30151 documentation for consistency.
30152 * doc/install.texi: Mention new --with-cpu arguments.
30153 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30154 default CPU if neither -mcpu nor -march are specified.
30155 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30156 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30157 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30158 using m68k_tune to decide between families that implement the
30159 same ISA. Use m68k_tune to set __mcfv4e__.
30160 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30161 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30162 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30163 (FL_ISA_C, FL_ISA_MMU): New macros.
30164 (MASK_COLDFIRE): Delete.
30165 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30166 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30167 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30168 (TARGET_HARD_FLOAT): Do not define here.
30169 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30170 (TUNE_68000): New macro.
30171 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30172 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30173 (TUNE_CFV2): Redefine in terms of m68k_tune.
30174 (uarch_type, target_device, fpu_type): New enums.
30175 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30176 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30177 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30178 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30179 (FL_FOR_isa_c): New macros.
30180 (m68k_isa): New enum.
30181 (m68k_target_selection): New structure.
30182 (all_devices, all_isas, all_microarchs): New tables.
30183 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30184 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30185 (MASK_ALL_CPU_BITS): Delete.
30186 (m68k_find_selection): New function.
30187 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30188 Map the legacy target options to a combination of the new ones.
30189 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30190 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30191 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30193 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30194 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30196 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30197 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30198 * config/m68k/m68k-devices.def: New file.
30200 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30201 Nathan Sidwell <nathan@codesourcery.com>
30203 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30204 (SUBTARGET_EXTRA_SPECS): New macros.
30205 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30206 use %(asm_cpu_spec) instead.
30207 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30208 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30209 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30210 (EXTRA_SPECS): Rename to...
30211 (SUBTARGET_EXTRA_SPECS): ...this.
30213 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30214 Richard Sandiford <richard@codesourcery.com>
30215 Julian Brown <julian@codesourcery.com>
30217 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30218 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30219 to the configuration's default CPU.
30220 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30221 Remove default masks.
30222 (m680[012]0-*-*): Set the default with_cpu to the first part of
30224 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30225 (m68k*-*-linux): Extend the --with-cpu handling to...
30226 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30227 and m68010. Don't set target_cpu_default2.
30228 * doc/install.texi: Document --with-cpu for m68k.
30229 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30230 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30231 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30232 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30233 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30234 (ASM_SPEC): Remove use of %(asm_cpu_default).
30235 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30236 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30237 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30238 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30239 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30240 (TARGET_DEFAULT): Delete.
30241 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30242 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30243 (CPP_CPU_SPEC): Delete.
30244 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30245 the appropriate string.
30246 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30247 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30248 (ASM_SPEC): Don't use %(asm_default_spec).
30249 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30250 TARGET_DEFAULT and add MASK_68881.
30251 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30253 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30255 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30256 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30257 MASK_68010 alongside MASK_68020.
30258 * doc/invoke.texi: Document -m68010.
30259 * config/m68k/m68k.opt (m68010): New.
30260 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30262 (TUNE_68010): New macro.
30263 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30264 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30265 (M68K_CPU_m68332): Add MASK_68010.
30266 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30267 fallback definition.
30268 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30270 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30271 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30272 to all entries that use MASK_68020.
30273 (output_move_simode_const, output_move_himode, output_move_qimode)
30274 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30275 instead of TARGET_68020 to select clr behavior. Remove comment
30276 about there being no TARGET_68010.
30277 * config/m68k/m68k.md: Likewise throughout.
30279 2007-01-12 Julian Brown <julian@codesourcery.com>
30281 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30282 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30283 * config/m68k/m68k.md: Likewise.
30285 2007-01-12 Julian Brown <julian@codesourcery.com>
30287 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30288 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30290 2007-01-12 Julian Brown <julian@codesourcery.com>
30292 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30293 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30294 * config/m68k/m68k.md: Likewise.
30296 2007-01-12 Julian Brown <julian@codesourcery.com>
30297 Richard Sandiford <richard@codesourcery.com>
30299 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30300 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30301 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30303 (TARGET_CPU32): Rename to...
30304 (TUNE_CPU32): ...this.
30305 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30306 (TUNE_CFV2): New macros.
30307 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30308 remove conditions that are implied by TARGET_68020.
30309 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30310 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30311 (m68k_output_function_epilogue): Likewise.
30312 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30313 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30314 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30315 non-68000 timings. Refactor multiplication and division costs.
30316 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30317 TUNE_CPU32 instead of TARGET_CPU32.
30318 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30319 and TUNE_68060 instead of TARGET_68060.
30320 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30321 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30323 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30324 && !TARGET_COLDFIRE" to choose between moveq and clr.
30325 Likewise in the unnamed movsf pattern.
30326 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30327 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30330 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30332 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30333 of tabbing before backslashes.
30335 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30337 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30338 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30339 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30341 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30343 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30344 find_interesting_uses_cond.
30345 (find_interesting_uses_cond): Use extract_cond_operands.
30346 (rewrite_use_compare): Use extract_cond_operands and
30347 force_gimple_operand_bsi. Do not call update_stmt.
30348 (determine_use_iv_cost_condition): Use extract_cond_operands.
30349 Return cheaper of using original bound and changing the exit bound.
30351 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30353 PR tree-optimization/29516
30354 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30355 most_expensive_mult_to_index, addr_to_parts,
30356 create_mem_ref, maybe_fold_tmr): Make the type of
30357 fields of TARGET_MEM_REF sizetype.
30358 (move_fixed_address_to_symbol, move_pointer_to_base):
30360 * tree.def (TARGET_MEM_REF): Add comment on types of
30363 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30365 * c-common.c (vector_types_convertible_p): Treat opaque types as
30366 always convertible if they have the same size, but not otherwise.
30368 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30370 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30371 Remove the b_unconditional field.
30372 (noce_try_sign_mask): Do not look at b_unconditional.
30373 (noce_process_if_block): Do not use merge_if_blocks. Update
30374 the CFG here. Do not set b_unconditional.
30375 (cond_move_process_if_block): Likewise.
30376 (find_cond_trap): Likewise.
30377 (check_cond_move_block): Require simple jump insns at the end
30378 of the basic block.
30380 2007-01-11 Jan Hubicka <jh@suse.cz>
30382 PR tree-optimization/1046
30383 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30384 when alias info is not ready.
30385 (pass_tail_recursion): Do not require aliasing.
30386 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30387 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30388 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30389 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30390 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30391 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30392 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30394 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30395 When aliasing is not build, mark statement as volatile.
30397 2007-01-11 Tom Tromey <tromey@redhat.com>
30399 PR preprocessor/15185, PR preprocessor/20989:
30400 * doc/cppopts.texi <-MT>: Update description of algorithm for
30401 computing default target.
30402 <-M, -MD>: Reword "basename" text.
30404 2007-01-11 Roger Sayle <roger@eyesopen.com>
30406 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30407 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30408 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30409 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30410 fold_builtin_bswap, real_constp, fold_builtin_pow,
30411 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30412 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30413 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30414 * convert.c (convert_to_pointer): Likewise.
30415 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30416 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30417 const_binop, fold_convert_const_int_from_int,
30418 fold_convert_const_int_from_real,
30419 fold_convert_const_real_from_real, sign_bit_p,
30420 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30421 fold_sign_changed_comparison, fold_unary, fold_comparison,
30422 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30423 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30424 * print-tree.c (print_node_brief, print_node): Likewise.
30425 * stor-layout.c (place_field, layout_type): Likewise.
30426 * tree-chrec.c (keep_cast): Likewise.
30427 * tree.c (build_vector, build_real, build_real_from_int_cst,
30428 build_complex): Likewise.
30430 2007-01-11 Roger Sayle <roger@eyesopen.com>
30432 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30433 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30435 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30437 * configure.ac (strict1_warn): Rename to strict_warn.
30438 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30439 cc_set_by_configure, quoted_cc_set_by_configure,
30440 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30441 all_boot_languages, all_stagestuff): Remove.
30442 (target_list): Remove bootstrap targets.
30443 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30444 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30445 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30446 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30447 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30448 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30449 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30450 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30451 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30452 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30453 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30454 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30455 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30456 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30457 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30458 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30459 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30460 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30461 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30462 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30463 (mostlyclean): Adjust.
30464 (clean, distclean): Don't mention bootstrap stuff.
30465 * configure: Regenerate.
30466 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30467 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30468 treelang/config-lang.in (stagestuff): Remove.
30469 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30470 stageprofile, stagefeedback, stagestuff): Remove mention.
30472 2007-01-11 Nick Clifton <nickc@redhat.com>
30474 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30476 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30477 (mcore_arith_K_S_operand): Run the test for the S constraint not
30478 the test for the M constraint.
30479 (mcore_addsub_operand): Do not accept integer values that are
30480 larger than 32 bits.
30481 * config/mcore/mcore.md: Remove unused constraints from split.
30482 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30483 (addsi3): Likewise.
30484 (allocate_stack): Likewise.
30485 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30486 operands to 32 bits.
30487 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30489 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30490 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30491 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30492 mcore_output_bclri, mcore_output_andn, output_inline_const,
30493 mcore_output_move, mcore_output_movedouble): Likewise.
30494 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30495 (output_inline_const): Likewise.
30496 (output_inline_const): Fix format strings used in sprintf
30498 * config/mcore/mcore-protos.h: Update prototypes for changed
30499 functions in mcore.c.
30500 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30501 HOST_WIDE_INT and not int.
30502 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30503 CONST_OK_FOR_N): Likewise.
30504 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30505 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30508 2007-01-10 Jan Hubicka <jh@suse.cz>
30510 * tree-vrp.c (remove_range_assertions): Release defs.
30511 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30512 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30514 2007-01-10 Paul Brook <paul@codesourcery.com>
30516 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30517 * config/arm/arm.md (mulsi3subsi): New insn.
30519 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30521 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30522 (tree_transform_and_unroll_loop): New.
30523 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30526 2007-01-10 Robert Kennedy <jimbob@google.com>
30528 * fold-const.c (fold_comparison): Fold comparisons like (x *
30529 1000 < 0) to (x < 0).
30531 2007-01-10 Ian Lance Taylor <iant@google.com>
30533 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30534 operands have the same priority.
30536 2007-01-10 Tom Tromey <tromey@redhat.com>
30538 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30539 (fold_binary): Likewise.
30540 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30541 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30542 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30543 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30544 * langhooks.h (struct lang_hooks): Removed field
30545 'can_use_bit_fields_p'.
30547 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30549 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30551 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30553 * function.c (get_last_funcdef_no): New function.
30554 * function.h (get_last_funcdef_no): Declare.
30555 * tree-inline.c (initialize_cfun): Add initialization.
30556 (tree_function_versioning): Cleanup.
30558 2007-01-10 Jan Hubicka <jh@suse.cz>
30560 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30563 2007-01-10 Sa Liu <saliu@de.ibm.com>
30564 Ben Elliston <bje@au.ibm.com>
30566 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30567 for SAVE_NONLOCAL and Pmode for any other save level.
30568 * spu-protos.h (spu_restore_stack_block): Declare.
30569 * spu.md (save_stack_block): Remove.
30570 (restore_stack_block): Call spu_restore_stack_block.
30571 * spu.c (spu_restore_stack_block): New function.
30572 (spu_expand_epilogue): Remove old comment.
30574 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30576 PR tree-optimization/30322
30577 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30578 (cand_value_at): Return the value as aff_tree.
30579 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30580 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30581 aff_combination_mult): New functions.
30582 (aff_combination_add): Use aff_combination_add_cst.
30583 (aff_combination_convert): Allow conversions to a wider type.
30584 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30585 * tree-affine.h (aff_combination_mult): Declare.
30587 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30589 * doc/tm.texi: Update documentation to reflect reality of exec
30590 and start file search behaviours. Update copyright year.
30591 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30592 header file directories.
30594 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30596 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30597 (*cosxf2): Rename to cosxf2_i387.
30598 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30599 using X87MODEF12 mode macro. Rename patterns to
30600 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30602 (*cosdf2, *cossf2): Ditto.
30603 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30604 to match extended input operands.
30605 (sincos<mode>3): New expander.
30606 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30607 insn patterns and corresponding splitters.
30609 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30611 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30612 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30614 2007-01-09 Nicolas Pitre <nico@cam.org>
30617 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30619 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30621 * target.h (struct gcc_target): New field library_rtti_comdat.
30622 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30623 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30624 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30625 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30627 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30629 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30631 2007-01-08 Richard Guenther <rguenther@suse.de>
30633 * tree.h (force_fit_type_double): Export.
30634 (force_fit_type): Remove.
30635 * fold-const.c (force_fit_type_double): New function.
30636 (force_fit_type): Remove.
30637 (int_const_binop): Use it.
30638 (fold_convert_const_int_from_int): Likewise.
30639 (fold_convert_const_int_from_real): Likewise.
30640 (fold_div_compare): Likewise.
30641 (fold_sign_changed_comparison): Likewise.
30642 (fold_unary): Likewise.
30643 (fold_negate_const): Likewise.
30644 (fold_abs_const): Likewise.
30645 (fold_not_const): Likewise.
30646 * c-common.c (shorten_compare): Use force_fit_type_double.
30647 * convert.c (convert_to_pointer): Likewise.
30649 2007-01-08 Richard Guenther <rguenther@suse.de>
30651 * tree.h (build_int_cst_wide_type): Export.
30652 * tree.c (build_int_cst_wide_type): New function.
30653 (build_int_cst_wide): Fix comment.
30654 * builtins.c (fold_builtin_object_size): Use build_int_cst
30655 to build -1 or 0 of the correct type. Use fit_double_type
30656 to check for overflow.
30657 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30659 (decode_field_reference): Likewise.
30660 (all_ones_mask_p): Likewise.
30661 (native_interpret_int): Use build_int_cst_wide_type.
30662 (fold_binary): Use build_int_cst_type to build an all-ones
30664 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30666 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30668 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30670 2007-01-09 Ben Elliston <bje@au.ibm.com>
30672 * genautomata.c (STATS_OPTION): New option.
30673 (stats_flag): New flag.
30674 (gen_automata_option): Handle it.
30675 (initiate_automaton_gen): Ditto.
30676 (write_automata): Output statistics only if stats_flag is
30677 set. Likewise, output time statistics only if time_flag is set.
30678 * doc/md.texi (Processor pipeline description): Document new flag.
30680 2007-01-08 Richard Guenther <rguenther@suse.de>
30682 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30683 * tree.c (build_int_cst_type): Likewise.
30684 (size_in_bytes): Don't call force_fit_type on the result.
30685 (int_fits_type_p): Use fit_double_type.
30686 * fold-const.c (fit_double_type): New function.
30687 (force_fit_type): Use it.
30688 * tree.h (fit_double_type): Export.
30690 2007-01-08 Jan Hubicka <jh@suse.cz>
30692 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30693 * ipa.c (function_and_variable_visibility): Fix return type.
30695 2007-01-08 Richard Guenther <rguenther@suse.de>
30697 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30698 of offset to build the index.
30699 * tree-pretty-print.c (dump_generic_node): Don't build negated
30700 const just for printing.
30701 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30702 * builtins.c (fold_builtin_int_roundingfn): Check if result
30703 fits the type by using force_fit_type and comparing the result.
30704 * predict.c (predict_loops): Use compare_tree_int for comparison.
30705 * tree.c (build_int_cst): Fall back to integer_type_node for
30707 (build_int_cst_wide): Assert type is non-null.
30709 2007-01-08 Roberto Costa <roberto.costa@st.com>
30711 * tree-vrp.c (extract_range_from_cond_expr): New.
30712 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30713 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30715 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30716 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30717 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30718 used as expressions.
30719 * tree-object-size.c (cond_expr_object_size): New.
30720 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30722 2007-01-08 Jan Hubicka <jh@suse.cz>
30724 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30725 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30728 2007-01-08 Richard Guenther <rguenther@suse.de>
30730 PR tree-optimization/23603
30731 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30732 (extract_range_from_binary): Fall back to truthvalue instead of
30733 varying for TRUTH_*_EXPR.
30734 (extract_range_from_comparison): Fall back to truthvalue instead of
30736 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30737 if all visited PHI values were constant.
30739 2007-01-08 Jan Hubicka <jh@suse.cz>
30741 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30742 (cgraph_analyze_function): break out from ...
30743 (cgraph_finalize_compilation_unit): ... here.
30744 (cgraph_expand_function): Remove forgoten commented out line.
30745 (cgraph_optimize): Analyze functions.
30747 2007-01-08 Jan Hubicka <jh@suse.cz>
30749 * tree-pas.h (TODO_remove_function): New flag.
30750 (TODO_update*): Renumber.
30751 (pass_ipa_increase_alignment,
30752 pass_ipa_function_and_variable_visibility): New passes.
30753 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30754 (cgraph_function_and_variable_visibility): Move to ipa.c
30755 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30756 cgraph_increase_alignment.
30757 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30758 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30759 calling tree-inline.
30760 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30761 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30762 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30763 (gate_increase_alignment): New function.
30764 (pass_ipa_increase_alignment): New pass.
30765 * ipa.c: Inline tree-pass.h and timevar.h
30766 (function_and_variable_visibility): Move here from cgraphunit.c
30767 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30768 * passes.c (init_optimization_passes): Add the two new passes.
30769 (execute_todo): Handle cgraph_remove_functions.
30771 2007-01-08 Nick Clifton <nickc@redhat.com>
30773 * config/frv/predicates.md (reg_or_0_operand): Accept
30776 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30778 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30779 * config.gcc: Add bfin*-rtems*.
30781 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30783 * c.opt: Add -flax-vector-conversions.
30784 * c-typeck.c (convert_for_assignment): Pass flag to
30785 vector_types_convertible_p to allow emission of note.
30786 (digest_init): Likewise.
30787 * c-opts.c: Handle -flax-vector-conversions.
30788 * c-common.c (flag_lax_vector_conversions): New.
30789 (vector_types_convertible_p): Unless -flax-vector conversions
30790 has been passed, disallow conversions between vectors with
30791 differing numbers of subparts and/or element types. If such
30792 a conversion is disallowed, possibly emit a note on the first
30793 occasion only to inform the user of -flax-vector-conversions.
30794 The new last argument specifies this.
30795 * c-common.h (flag_lax_vector_conversions): New.
30796 (vector_types_convertible_p): Add extra argument.
30797 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30798 char_type_node for V*QI type vectors.
30799 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30800 Update to satisfy new typechecking rules.
30801 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30802 C and C++ variants.
30803 * doc/invoke.texi (C Dialect Options): Document
30804 -flax-vector-conversions.
30806 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30808 PR tree-optimization/29877
30809 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30810 a register variable on the RHS to not be replaceable.
30812 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30813 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30814 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30815 const_simm15, const_pow2, const_npow2): Added.
30816 * config/score/misc.md (insv, extv, extzv, movmemsi,
30817 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30818 * config/score/score.c (score_address_cost, score_select_cc_mode):
30820 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30821 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30822 Update score_print_operand.
30823 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30824 Adjust register allocate order and update some macro define.
30825 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30826 mdx_block_move_straight, mdx_block_move_loop_head,
30827 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30828 mdx_block_move_loop, mdx_block_move): Added.
30829 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30830 mdp_limm): Updated and fix some bug and typo.
30831 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30832 (movsf, movdf, doloop_end): Added.
30834 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30836 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30837 config/arm/thumb2.md: Fix comment typos.
30838 * doc/extend.texi: Fix a typo.
30840 2007-01-07 Eric Christopher <echristo@apple.com>
30842 * configure.ac: Check for __stack_chk_fail for darwin.
30843 * configure: Regenerate.
30845 2007-01-07 Richard Guenther <rguenther@suse.de>
30847 * tree-vrp.c (extract_range_from_assert): CSE calls to
30848 compare_values where possible.
30849 (extract_range_from_unary_expr): Likewise.
30851 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30853 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30854 * config/avr/avr.c (call_insn_operand): Delete function.
30855 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30856 instead of register number. Use predicates.
30857 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30858 call_insn_operand): Add.
30860 2007-01-06 Jan Hubicka <jh@suse.cz>
30862 * tree-pass.h (pass_build_cgraph_edges): Declare.
30863 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30864 (visited_nodes): Remove.
30865 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30866 build_cgrpah_edges; make visited_nodes local.
30867 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30868 (record_references_in_initializer): Move to cgraphbuild.c
30869 (initialize_inline_failed, rebuild_cgraph_edges,
30870 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30871 (verify_cgraph_node): Make visited_nodes local.
30872 (cgraph_analyze_function): Do not call cgraph_create_edges and
30873 initialize_inline_failed.
30874 (cgraph_expand_function): Do not call cgraph_lower_function;
30875 assert that function is already lowered.
30876 * Makefile.in (cgraphbuild.o): New.
30877 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30878 at the end of lowering passes.
30880 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30882 * ifcvt.c (cond_move_convert_if_block): New function, code
30883 factored out from...
30884 (cond_move_process_if_block): ...here. Call the new function
30885 on the THEN and ELSE blocks.
30886 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30887 already takes care of this.
30889 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30892 * tree.h (TREE_OVERFLOW_P): New.
30893 * c-typeck.c (parser_build_unary_op): Warn only if result
30894 overflowed and operands did not.
30895 (parser_build_binary_op): Likewise.
30896 (convert_for_assignment): Remove redundant overflow_warning.
30897 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30899 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30901 * c-typeck.c (store_init_value): Split over two lines to follow
30902 the GNU coding style.
30904 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30906 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30907 __GXX_EXPERIMENTAL_CXX0X__.
30908 * doc/cpp.texi: Same.
30910 2007-01-05 Richard Guenther <rguenther@suse.de>
30912 PR middle-end/27826
30913 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30914 with mismatched types. Instead explicitly build a
30915 conversion NOP_EXPR.
30917 2007-01-05 Ian Lance Taylor <iant@google.com>
30919 * c-common.c (decl_with_nonnull_addr_p): New function.
30920 (c_common_truthvalue_conversion): Call it.
30921 * c-typeck.c (build_binary_op): Likewise.
30922 * c-common.h (decl_with_nonnull_addr_p): Declare.
30924 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30927 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30930 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30932 * doc/install.texi (Final install): Document the fact that
30933 the GNAT runtime should not be stripped.
30935 2007-01-04 Jan Hubicka <jh@suse.cz>
30937 * tree-inline.c (fold_marked_statements): Update operand caches
30938 and EH after folding
30940 2007-01-04 Ian Lance Taylor <iant@google.com>
30942 * c-common.c (check_function_nonnull): Whitespace fix.
30944 2007-01-04 Jan Hubicka <jh@suse.cz>
30946 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30947 comitted older version of patch.
30948 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30949 function, celanup cfg and collect garbage.
30951 2007-01-04 Mike Stump <mrs@apple.com>
30953 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30956 2007-01-04 Eric Christopher <echristo@apple.com>
30958 * libgcc2.c (__bswapsi2): Use SItype.
30959 (__bswapdi2): Use DItype.
30960 * libgcc2.h: Update for above.
30962 2007-01-04 Paul Brook <paul@codesourcery.com>
30964 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30965 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30966 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30967 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30968 umulsi3_highpart): Make conditional on !arm_arch6.
30969 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30970 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30971 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30972 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30973 umulsi3_highpart_v6): New insns.
30975 2007-01-04 Roger Sayle <roger@eyesopen.com>
30977 * fold-const.c (fold_convert): When casting an expression to void,
30978 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30979 have a type. Instead of attempting to build a NOP_EXPR, return
30980 these "special" trees directly.
30982 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30984 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30985 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30986 rs6000_cost->fp not 0 as adjustment for outer NEG.
30988 2007-01-04 Jan Hubicka <jh@suse.cz>
30990 * cgraph.c (cgraph_release_function_body): New function.
30991 (cgraph_remove_node): Use it.
30992 * cgraph.h (cgraph_release_function_body): Declare.
30993 * cgraphunit.c (cgraph_expand_function): Use it.
30994 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30995 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30996 is initialized and while compilation of other function is running.
30997 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30998 statement CFG annotations from here to ...
30999 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31001 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31003 * cfgloop.h (enum li_flags): Make the constants powers of two.
31005 2007-01-04 Jan Hubicka <jh@suse.cz>
31007 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31009 (fold_marked_statements): New function.
31010 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31011 * tree-inline.h (copy_body_data): Add statements_to_fold.
31013 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31015 * config.gcc: Mention libgcc/config.host.
31016 * Makefile.in: Update comments mentioning libgcc.
31017 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31018 (all.cross, start.encap, rest.encap, rest.cross): Update
31019 dependencies for libgcc move.
31020 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31021 (clean-target, clean-target-libgcc): Delete.
31022 (srcdirify, GCC_EXTRA_PARTS): New macros.
31023 (libgcc-support, libgcc.mvars): New rules.
31024 (distclean): Remove mention of mklibgcc.
31025 (install): Don't reference INSTALL_LIBGCC.
31026 (install-common): Don't reference EXTRA_PARTS.
31027 (install-libgcc, install-multilib): Delete rules.
31028 * mklibgcc.in: Delete file.
31029 * doc/configfiles.texi: Don't mention mklibgcc.
31031 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31032 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31033 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31034 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31035 (mklibgcc, ldblspecs): Likewise.
31037 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31038 (posixpre.def): Use $(T).
31039 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31040 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31041 (SHLIB_LINK): Make dummy.
31042 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31044 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31046 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31047 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31048 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31049 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31051 * configure.ac (all_outputs): Remove mklibgcc.
31052 * configure: Regenerated.
31054 2007-01-03 Josh Conner <jconner@apple.com>
31056 PR middle-end/29683
31057 * calls.c (compute_argument_addresses): Set stack and stack_slot
31058 for partial args, too.
31059 (store_one_arg): Use locate.size.constant for the size when
31060 generating a save_area.
31062 2007-01-03 Robert Kennedy <jimbob@google.com>
31064 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31065 whose definitions are deleted due to basic block merging.
31067 2007-01-03 Paul Brook <paul@codesourcery.com>
31070 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31072 (use_return_insn): Return 0 for Thumb interrupt functions.
31073 (print_multi_reg): Add rfe argument for IRQ returns.
31074 (arm_output_epilogue): Pop interrupt return address directly into PC.
31075 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31077 2007-01-03 Paul Brook <paul@codesourcery.com>
31079 Merge from sourcerygxx-4_1.
31080 * config/arm/thumb2.md: New file.
31081 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31083 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31084 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31085 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31086 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31088 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31089 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31091 * config/arm/ieee754-sf.S: Ditto.
31092 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31093 (thumb1_base_register_rtx_p): ... to this.
31094 (thumb_index_register_rtx_p): Rename...
31095 (thumb1_index_register_rtx_p): ... to this.
31096 (thumb_output_function_prologue): Rename...
31097 (thumb1_output_function_prologue): ... to this.
31098 (thumb_legitimate_address_p): Rename...
31099 (thumb1_legitimate_address_p): ... to this.
31100 (thumb_rtx_costs): Rename...
31101 (thumb1_rtx_costs): ... to this.
31102 (thumb_compute_save_reg_mask): Rename...
31103 (thumb1_compute_save_reg_mask): ... to this.
31104 (thumb_final_prescan_insn): Rename...
31105 (thumb1_final_prescan_insn): ... to this.
31106 (thumb_expand_epilogue): Rename...
31107 (thumb1_expand_epilogue): ... to this.
31108 (arm_unwind_emit_stm): Rename...
31109 (arm_unwind_emit_sequence): ... to this.
31110 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31111 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31112 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31113 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31114 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31115 thumb2_output_casesi): New functions.
31116 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31117 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31118 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31119 THUMB2_WORK_REGS): Define.
31120 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31121 arm_condexec_mask, arm_condexec_masklen)): New variables.
31122 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31123 (arm_override_options): Check new CPU capabilities.
31124 Set new architecture flag variables.
31125 (arm_isr_value): Handle v7m interrupt functions.
31126 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31128 (const_ok_for_arm): Handle Thumb-2 constants.
31129 (arm_gen_constant): Ditto. Use movw when available.
31130 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31132 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31133 (thumb_find_work_register, arm_load_pic_register,
31134 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31135 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31136 print_multi_reg, output_mov_long_double_fpa_from_arm,
31137 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31138 output_mov_double_fpa_from_arm, output_move_double,
31139 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31140 output_return_instruction, arm_output_function_prologue,
31141 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31142 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31143 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31144 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31145 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31146 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31148 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31149 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31150 (arm_file_start): Output directive for unified syntax.
31151 (arm_unwind_emit_set): Handle stack alignment instruction.
31152 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31153 Add v6t2, v7, v7a, v7r and v7m.
31154 (RETLDM): Add Thumb-2 code.
31155 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31156 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31157 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31158 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31159 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31160 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31161 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31162 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31163 ADJUST_INSN_LENGTH): Define.
31164 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31165 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31166 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31167 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31168 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31169 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31170 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31171 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31172 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31173 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31174 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31175 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31176 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31177 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31178 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31179 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31180 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31182 * config/arm/arm-tune.md: Regenerate.
31183 * config/arm/arm-protos.h: Update prototypes.
31184 * config/arm/vfp.md: Enable patterns for Thumb-2.
31185 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31186 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31187 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31188 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31189 * config/arm/libunwind.S: Add Thumb-2 code.
31190 * config/arm/constraints.md: Update include Thumb-2.
31191 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31192 * config/arm/ieee754-df.S: Ditto.
31193 * config/arm/bpabi.S: Ditto.
31194 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31195 * config/arm/predicates.md (low_register_operand,
31196 low_reg_or_int_operand, thumb_16bit_operator): New.
31197 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31198 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31199 * config/arm/t-arm-elf: Add armv7 multilib.
31200 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31202 (UNSPEC_STACK_ALIGN, ce_count): New.
31203 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31204 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31206 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31207 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31208 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31209 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31210 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31211 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31213 * doc/extend.texi: Document ARMv7-M interrupt functions.
31214 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31216 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31218 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31219 (struct _Unwind_Context): Rename args_size to flags, remove
31220 signal_frame field, add a new args_size field and version field.
31221 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31222 _Unwind_IsExtendedContext): New inline functions.
31223 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31224 Assume by_value array is only present if _Unwind_IsExtendedContext.
31225 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31226 _Unwind_IsSignalFrame.
31227 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31228 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31229 (uw_init_context_1): Initialize context->flags to
31230 EXTENDED_CONTEXT_BIT.
31231 * config/rs6000/linux-unwind.h (frob_update_context): Use
31232 _Unwind_SetSignalFrame.
31234 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31236 PR middle-end/30353
31237 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31238 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31241 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31243 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31244 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31245 RET, AT_SP): Remove.
31246 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31249 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31250 * cfgbuild.c (find_basic_blocks): Likewise.
31251 * cfgrtl.c (rtl_create_basic_block): Likewise.
31252 * function.c (temp_slots_at_level): Likewise.
31253 * reg-stack.c (stack_regs_mentioned): Likewise.
31254 * regclass.c (allocate_reg_info): Likewise.
31255 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31256 set_bb_for_stmt, move_block_to_fn): Likewise.
31257 * tree-complex.c (tree_lower_complex): Likewise.
31258 * vec.h (VEC_safe_grow_cleared): New.
31260 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31262 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31264 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31265 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31267 * cfgloopmanip.c (scale_loop_frequencies): Export.
31268 (loopify): Scale the frequencies by prescribed coefficients.
31269 (set_zero_probability): New function.
31270 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31271 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31272 and frequencies according to arguments.
31273 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31275 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31276 * modulo-sched.c (sms_schedule): Set probabilities for entering
31277 versioned loop correctly.
31278 * tree-vect-transform.c (vect_transform_loop): Ditto.
31279 * cfgloop.h (loopify, loop_version): Declaration changed.
31280 (scale_loop_frequencies): Declared.
31282 2007-01-02 Jan Hubicka <jh@suse.cz>
31284 * cgraph.c: Include tree-flow.h
31285 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31286 early_local_passes.
31287 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31288 * tree-pass.h (pass_all_early_optimizations): Declare.
31289 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31290 early_local_passes.
31291 (cgraph_analyze_function): Do early_local_passes.
31292 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31293 Do not add referenced vars.
31294 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31296 (gate_all_early_local_passes): New gate.
31297 (pass_early_local_passes): Use new gate.
31298 (execute_early_local_optimizations): New functions.
31299 (gate_all_early_optimizations): New gate.
31300 (pass_all_early_optimizations): New pass.
31301 (execute_free_datastructures): Free SSA only when initialized.
31302 (gate_init_datastructures): Init only when optimizing.
31303 (tree_lowering_passes): Do early local passes when called late.
31304 * tree-profile.c (do_tree_profiling): Don't profile functions added
31306 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31307 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31309 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31310 during early_local_passes.
31311 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31314 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31316 * Makefile.in: Update copyright year.
31318 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31320 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31321 in $(lang_checks) and check-consistency targets.
31323 2007-01-02 Jan Hubicka <jh@suse.cz>
31325 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31326 Do not add referenced vars.
31327 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31329 * passes.c (init_optimization_passes): Put mudflap_2 after
31330 free_datastructures.
31332 2007-01-02 Jan Hubicka <jh@suse.cz>
31334 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31335 Set NOTHROW flag on call statements proved to be nothrow.
31336 Update statement of local calls so new pure/const functions are
31337 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31339 (tree_rest_of_compilation): Register hooks and initialize bitmap
31340 early. Do not set after_inlining flag.
31342 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31344 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31345 HOST_BITS_PER_LONGLONG
31347 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31350 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31351 warning for non-static initializers.
31353 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31355 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31356 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31357 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31358 Always use set_unique_reg_note to add REG_EQUAL notes.
31360 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31363 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31365 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31366 * cfgbuild.c (find_basic_blocks): Likewise.
31367 * cfgrtl.c (rtl_create_basic_block): Likewise.
31368 * function.c (temp_slots_at_level): Likewise.
31369 * reg-stack.c (stack_regs_mentioned): Likewise.
31370 * regclass.c (allocate_reg_info): Likewise.
31371 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31372 set_bb_for_stmt, move_block_to_fn): Likewise.
31373 * tree-complex.c (tree_lower_complex): Likewise.
31374 * vec.h (VEC_safe_grow_cleared): New.
31376 2007-01-02 Ian Lance Taylor <iant@google.com>
31378 * c-common.c (c_common_truthvalue_conversion): When warning about
31379 using an assignment as a truth value, set TREE_NO_WARNING.
31381 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31384 * c.opt (Wold-style-declaration): New.
31385 * doc/invoke.texi (C-only Warning Options): New.
31386 (Wold-style-declaration): Document it.
31387 (Wextra): Enabled by -Wextra.
31388 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31389 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31390 -Wold-style-declaration.
31392 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31394 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31395 * cfgbuild.c (find_basic_blocks): Likewise.
31396 * cfgrtl.c (rtl_create_basic_block): Likewise.
31397 * function.c (temp_slots_at_level): Likewise.
31398 * reg-stack.c (stack_regs_mentioned): Likewise.
31399 * regclass.c (allocate_reg_info): Likewise.
31400 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31401 set_bb_for_stmt, move_block_to_fn): Likewise.
31402 * tree-complex.c (tree_lower_complex): Likewise.
31403 * vec.h (VEC_safe_grow_cleared): New.
31405 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31407 * c-common.c (c_common_nodes_and_builtins): Since variants of
31408 void_type_node get built before it is given a name, we need to
31409 give those variants the name, too.
31410 (complete_array_type): We need to work with the canonical main
31411 type of the array, from which we will build the qualified version.
31412 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31413 * print-tree.c (print_node): Display canonical type information
31415 * stor-layout.c (layout_type): When we don't know the
31416 alignment of a type for which we're building an array, we end up
31417 guessing wrong, so make the type require structural equality.
31418 * tree.c (make_node_stat): When we build a new type, it is its
31419 own canonical type.
31420 (build_type_attribute_qual_variant): When building an attribute
31421 variant, its canonical type is the non-attribute variant. However,
31422 if the attributes are target-dependent and they differ, we need to
31423 use structural equality checks for this type.
31424 (build_qualified_type): A qualified type is not equivalent to its
31425 unqualified variant; set the canonical type appropriately.
31426 (build_distinct_type_copy): When building a distinct type from
31427 another type, the new type is its own canonical type.
31428 (build_variant_type_copy): When building a new type variant, we
31429 assume that it is equivalent to the original type.
31430 (build_pointer_type_for_mode): When building a pointer type, also
31431 build a canonical type pointer.
31432 (build_reference_type_for_mode): When building a reference type,
31433 also build a canonical type reference.
31434 (build_index_type): When we can't hash an index type (e.g.,
31435 because its maximum value is negative), the index type requires
31436 structural equality tests.
31437 (build_array_type): Build the canonical form of an array type.
31438 (build_function_type): Function types require structural equality,
31439 because they contain default arguments, attributes, etc.
31440 (build_method_type_directly): Ditto for method types.
31441 (build_offset_type): Build the canonical offset type.
31442 (build_complex_type): Build the canonical vector type.
31443 (make_vector_type): Build the canonical vector type.
31444 * tree.h (TYPE_CANONICAL): New.
31445 (TYPE_STRUCTURAL_EQUALITY_P): New.
31446 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31447 (struct tree_type): Added "canonical" field.
31448 * params.h (VERIFY_CANONICAL_TYPES): New.
31449 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31450 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31451 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31452 * doc/invoke.texi (verify-canonical-types): Document --param
31453 parameter for verifying canonical types.
31455 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31457 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31458 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31459 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31460 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31462 * config/rs6000/e500.h: New.
31463 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31464 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31466 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31467 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31468 TARGET_E500_DOUBLE): Remove.
31469 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31470 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31471 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31472 * config/rs6000/rs6000.c (rs6000_override_options): Use
31473 CHECK_E500_OPTIONS.
31475 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31477 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31478 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31479 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31480 rs6000_emit_cmove): Don't check TARGET_E500.
31481 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31482 sordered): Don't check TARGET_E500.
31484 2007-01-01 Eric Christopher <echristo@apple.com>
31486 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31487 HARD_REGISTER_NUM_P.
31489 2007-01-01 Roger Sayle <roger@eyesopen.com>
31491 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31492 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31493 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31496 2007-01-01 Mike Stump <mrs@apple.com>
31498 * configure.ac: Remove support for building with Apple's gcc-3.1.
31500 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31502 PR middle-end/30311
31503 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31504 REG is a hard register. Do not modify REG before calling
31506 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31507 multiple of the size of YMODE for certain lowpart cases.
31509 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31511 PR middle-end/30253
31512 * gimplify (voidify_wrapper_expr): Update for
31513 GIMPLE_MODIFY_STMT.
31515 2007-01-01 Andreas Schwab <schwab@suse.de>
31518 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31519 save of BR0 in extra_spill_size instead of spill_size.
31520 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31522 (ia64_expand_epilogue): Restore BR0 from its new location.
31524 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31526 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31527 Use a temporary variable if the left hand side is not a gimple
31530 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31532 * gimplify.c (gimplify_return_expr): Make the temporary variable
31533 for the return expression, a gimple register variable.
31535 2007-01-01 Jan Hubicka <jh@suse.cz>
31537 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31540 2007-01-01 Mike Stump <mrs@apple.com>
31542 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31544 * config/darwin.c (machopic_select_rtx_section): Use
31545 HAVE_GAS_LITERAL16.
31546 (darwin_mergeable_constant_section): Likewise.
31547 * configure: Regenerate.
31548 * config.in: Regenerate.
31550 2007-01-01 Jan Hubicka <jh@suse.cz>
31551 Andrew Pinski <pinskia@gmail.com>
31553 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31554 before starting IPA passes.